summary of the highest 8-hour ozone concentrations for all ... · 55 3/12/19 56 7/5/19 value, ppb...

Value, ppb Date Value,

ppb Date Value, ppb Date Value,




ppb Date

63 6/27/19 67 6/5/19 74 7/2/19 74 7/1/19 65 5/31/19 61 6/27/19 68 6/27/19 67 7/19/19 67 7/10/19 75 7/10/1963 7/15/19 65 7/10/19 71 7/10/19 74 7/10/19 64 7/28/19 61 7/9/19 60 6/4/19 67 7/28/19 67 7/26/19 73 7/2/1962 7/1/19 64 7/9/19 69 5/31/19 73 6/27/19 63 6/27/19 61 9/19/19 59 4/22/19 66 5/31/19 62 6/12/19 72 7/5/1962 7/10/19 64 9/20/19 66 7/9/19 68 7/15/19 60 9/20/19 60 7/10/19 57 5/31/19 65 7/9/19 60 7/18/19 71 7/28/1961 6/28/19 63 6/7/19 66 9/20/19 64 6/28/19 62 7/10/19 69 5/31/1961 8/3/19 63 7/13/19 65 7/5/19 64 7/27/19 60 7/27/19 68 7/19/18

62 5/15/19 65 7/13/19 63 6/19/19 67 7/4/1962 6/26/19 65 8/5/19 63 7/26/19 65 6/27/1962 6/29/19 63 7/28/19 63 8/3/19 65 7/9/1961 6/27/19 62 5/15/19 63 8/12/19 65 9/11/1960 5/31/19 62 6/5/19 61 8/20/19 63 6/29/1960 6/1/19 62 6/28/19 61 9/10/19 62 7/15/19

62 7/25/19 61 9/21/19 62 9/20/1961 5/5/19 60 6/12/19 61 7/27/1960 6/7/19 60 6/26/19 61 8/12/19

60 6/29/19 61 9/10/1960 7/2/19 60 6/11/1960 7/4/19 60 6/28/1960 9/20/19 60 8/3/19






ppb Date

59 3/9/19 70 5/31/19 65 6/5/19 57 6/27/19 71 6/27/19 80 7/10/19 71 7/10/19 77 6/27/19 62 6/27/19 73 7/27/1959 4/25/19 66 7/19/19 64 6/27/19 57 7/10/19 62 5/31/19 69 6/27/19 64 7/26/19 72 7/15/19 62 7/10/19 72 7/10/1958 3/12/19 66 7/28/19 62 7/9/19 57 7/28/19 62 6/4/19 68 7/28/19 63 6/19/19 67 6/19/19 60 6/4/19 72 8/12/1958 4/22/19 65 6/27/19 61 5/31/19 55 6/4/19 62 7/9/19 68 8/5/19 63 7/1/19 66 7/1/19 60 6/12/19 70 7/1/19

65 7/9/19 61 7/2/19 60 7/10/19 67 7/19/19 63 7/5/19 66 7/26/19 60 7/27/19 70 7/26/1962 7/4/19 60 6/28/19 66 8/3/19 63 8/16/19 65 7/10/19 68 6/27/1962 7/10/19 60 7/10/19 65 7/4/19 62 7/27/19 65 9/20/19 66 7/5/1960 6/7/19 60 9/20/19 64 5/31/19 62 8/12/19 64 6/6/19 66 9/21/1960 6/28/19 64 7/27/19 61 8/5/19 64 6/28/19 65 7/18/19

64 9/20/19 60 9/21/19 63 7/9/19 64 6/19/1963 7/9/19 62 6/18/19 64 8/16/1963 7/15/19 62 8/20/19 63 6/28/1962 7/26/19 61 6/12/19 60 7/28/1961 4/22/19 60 7/27/19 60 7/29/1960 6/11/1959 6/4/1959 6/14/1957 4/25/1957 6/7/1957 7/2/1956 5/5/1955 3/12/1956 7/5/19






ppb Date

60 7/1/19 59 6/27/19 67 7/26/19 63 6/27/19 70 7/1/19 64 6/27/19 62 5/31/19 63 6/27/19 66 7/9/1958 6/27/19 58 6/4/19 61 3/12/19 62 6/19/19 68 6/27/19 62 7/9/19 62 6/27/19 63 7/10/19 60 6/12/1955 5/15/19 57 4/21/19 60 6/27/19 62 7/9/19 67 7/10/19 62 7/15/19 62 9/20/19 60 6/4/19 59 6/27/1955 7/10/19 57 4/22/19 59 7/25/19 59 7/10/19 62 7/15/19 60 6/19/19 61 6/4/19 59 6/12/19 58 6/29/19

60 4/21/1960 4/22/1960 4/25/19

7/10/19

Southeast NA

Southeast NA Southeast NA Southeast NAMuskegon Co. NA

Southeast NA

77 ppb

261130001 261390005 260770008 260650012

70 ppb

Houghton Lake Jenison Kalamazoo Lansing Manistee (tribal) Muskegon New Haven Oak Park Otisville

Max AllowableHoxyville Unionville Ann Arbor

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max AllowableRose Lake Scottville Seney Sault Ste Marie Tecumseh Warren Ypsilanti

Max Allowable Max Allowable

CASTNET SITE CASTNET SITE CASTNET SITE

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

260370001 261050007 261530001 260330901 260910007 260991003 261610008

Southeast NA Southeast NA

82 ppb 58 ppb

81 ppb 84 ppb 71 ppb

Allen Park261630001

Max Allowable


79 ppb 80 ppb 93 ppb 107 ppb 75 ppb 76 ppb 74 ppb


Max Allowable

260810020Grand RapidsMax Allowable

260630007

Southeast NA

Max. allowable values calculated using 70 ppb as the primary NAAQS

76 ppb

260810022Evans

Max Allowable Max AllowableHarbor BeachMax Allowable

260490021Flint

Max Allowable

260190003FrankfortCassopolis

Max Allowable

260210014Coloma East Seven Mile

7/1/19

79 ppb 79 ppb65 ppb 70 ppb 62 ppb

260050003Holland


261250001 260492001 261470005Port Huron

Max Allowable

261010922 261210039 260990009

Summary of the Highest 8-Hour Ozone Concentrations for 2019 for All Sites in Michigan

The four highest values in ppb are listed. All values at and above 60 ppb are included to illustrate frequency of occurrence.Max. Allowable is the maximum 4th highest value that can occur in 2019 without violation of the standard. Values above Max. Allowable are bold.

7/27/19

Data updated through 3/27/20 - Top 10 2019 concentrations validatedNon-attainment Area (NA)

Allegan Co NA

6/11/19

78 ppb 77 ppb 78 ppb 67 ppb

Sites in violation of the standard are shaded red, sites not in violation of the standard are shaded green.

Berrien Co. NA


260270003 261630019






ppb Date

79 5/28/18 78 7/9/18 78 5/28/18 80 7/13/18 75 5/29/18 77 5/25/18 87 5/25/18 75 5/25/18 77 5/25/18 85 5/25/1871 8/4/18 76 5/25/18 77 5/31/18 80 8/4/18 74 5/25/18 76 5/29/18 75 5/1/18 75 5/29/18 76 6/29/18 80 5/31/1870 5/25/18 76 5/28/18 76 5/25/18 75 6/29/18 68 5/27/18 71 5/29/18 70 7/9/18 71 5/31/18 73 7/15/18 77 7/13/1869 7/13/18 75 5/29/18 73 5/27/18 74 5/25/18 67 5/1/18 69 7/3/18 69 6/29/18 71 7/13/18 70 7/13/18 74 5/27/1868 5/29/18 75 6/15/18 73 5/29/18 71 5/28/18 67 7/13/18 68 7/13/18 68 5/24/18 70 5/27/18 68 5/26/18 74 6/17/1868 7/15/18 73 5/31/18 73 7/9/18 71 7/9/18 66 5/8/18 67 8/4/18 67 5/8/18 67 5/28/18 66 7/1/18 73 5/29/1865 6/17/18 70 5/26/18 72 7/13/18 71 7/15/18 65 5/2/18 65 5/8/18 66 8/5/18 67 8/2/18 66 7/14/18 72 7/9/1864 6/29/18 69 7/13/18 71 6/15/18 69 5/29/18 65 5/31/18 65 5/9/18 64 7/14/18 66 6/15/18 65 5/8/18 72 8/2/1863 5/24/18 67 5/24/18 70 5/26/18 69 6/7/18 64 5/24/18 65 7/19/18 63 7/13/18 64 5/1/18 64 5/9/18 69 5/28/1862 6/7/18 65 5/8/18 68 5/5/18 68 6/17/18 63 5/26/18 64 4/23/18 63 4/30/18 64 5/8/18 64 7/4/18 68 5/1/1862 6/8/18 65 6/7/18 68 5/8/18 66 6/28/18 63 5/28/18 64 5/26/18 62 4/23/18 64 5/26/18 64 7/9/18 67 5/2/1860 5/27/18 65 7/15/18 67 7/15/18 65 6/8/18 63 7/9/18 64 8/31/18 62 8/4/18 64 7/9/18 63 6/17/18 66 5/8/1860 8/3/18 64 5/5/18 66 5/24/18 64 8/7/18 63 8/2/18 63 6/29/18 61 7/8/18 63 4/23/18 62 5/28/18 65 5/24/18

63 4/12/18 66 8/1/18 63 4/23/18 61 5/9/18 63 7/13/18 60 4/22/18 62 7/15/18 61 5/31/18 65 6/18/1862 5/17/18 65 5/1/18 63 5/24/18 61 5/16/18 62 5/1/18 60 5/2/18 62 8/5/18 61 7/12/18 65 7/15/1861 8/4/18 65 5/2/18 63 6/30/18 61 8/5/18 62 5/5/18 60 5/26/18 61 5/24/18 61 8/4/18 64 6/15/1860 5/1/18 64 6/18/18 62 5/1/18 60 5/5/18 62 6/17/18 61 6/29/18 60 5/1/18 63 4/23/1860 6/14/18 64 8/9/18 62 5/31/18 61 5/24/18 61 8/4/18 63 5/26/1860 6/28/18 62 8/4/18 62 7/14/18 61 5/31/18 60 5/2/18 62 5/5/1860 7/8/18 61 4/23/18 61 5/5/18 61 7/12/18 60 5/16/18 62 8/4/1860 8/1/18 60 4/22/18 61 5/23/18 60 4/30/18 60 6/11/18 62 8/5/18

60 7/12/18 61 8/3/18 60 7/8/18 60 7/12/18 61 4/30/1860 5/9/18 61 8/1/1860 5/26/18 60 6/29/1860 7/8/18 60 7/12/1860 8/2/18






ppb Date

69 5/25/18 75 5/25/18 75 5/28/18 84 5/29/18 74 5/25/18 95 5/25/18 83 6/17/18 86 7/13/18 77 5/25/18 86 5/25/1867 5/1/18 75 5/31/18 73 5/25/18 74 5/25/18 67 6/29/18 88 7/9/18 81 5/25/18 82 6/29/18 75 5/29/18 81 6/17/1867 5/9/18 74 5/29/18 72 5/27/18 70 5/27/18 66 7/9/18 86 7/13/18 80 6/29/18 78 8/4/18 70 5/28/18 80 6/29/1866 6/29/18 72 7/13/18 71 7/13/18 69 5/28/18 65 7/13/18 77 5/29/18 76 5/28/18 77 5/28/18 68 7/13/18 76 7/13/1865 4/23/18 69 5/27/18 70 6/15/18 69 7/13/18 64 7/15/18 76 6/17/18 75 7/13/18 76 6/8/18 67 6/29/18 73 5/28/1863 5/8/18 69 6/15/18 69 5/29/18 68 5/31/18 63 5/1/18 69 5/1/18 74 6/7/18 74 5/29/18 64 8/4/18 71 5/24/1863 5/29/18 69 8/2/18 69 5/31/18 67 7/3/18 63 7/14/18 68 5/24/18 74 8/4/18 73 5/25/18 63 5/24/18 70 8/4/1863 8/5/18 68 5/28/18 68 5/26/18 66 6/15/18 62 8/5/18 68 7/12/18 73 5/29/18 72 6/7/18 63 7/3/18 69 7/9/1862 4/30/18 67 5/8/18 65 5/5/18 63 5/26/18 67 5/31/18 73 7/9/18 71 7/8/18 63 7/9/18 68 5/1/1861 4/22/18 66 5/1/18 65 5/8/18 63 6/8/18 67 8/5/18 73 7/15/18 69 7/9/18 62 6/17/18 66 7/16/1861 5/28/18 65 6/8/18 65 5/16/18 63 6/29/18 65 5/2/18 67 6/16/18 68 5/24/18 61 5/26/18 65 5/31/1861 7/8/18 65 7/9/18 65 7/9/18 62 5/24/18 65 5/28/18 67 7/16/18 66 7/3/18 61 7/19/18 65 6/16/18

63 5/24/18 63 4/22/18 60 6/11/18 65 6/29/18 66 7/4/18 66 7/15/18 60 7/12/18 65 6/30/1863 5/26/18 63 5/2/18 60 7/9/18 65 6/30/18 66 7/14/18 65 6/15/18 65 7/4/1862 5/2/18 62 5/17/18 65 8/4/18 65 6/30/18 65 7/1/18 65 8/5/1861 7/15/18 62 5/24/18 64 7/15/18 64 6/28/18 63 4/23/18 63 5/2/1860 6/11/18 62 6/8/18 62 4/23/18 63 4/23/18 62 5/1/18 63 6/7/1860 7/12/18 61 6/7/18 62 4/30/18 63 5/24/18 62 6/17/18 62 4/30/1860 8/5/18 61 7/12/18 62 5/26/18 63 7/1/18 62 7/14/18 62 6/28/18

60 4/23/18 62 8/2/18 63 7/3/18 61 4/30/1860 4/30/18 61 5/5/18 63 8/3/18 61 5/31/1860 5/1/18 61 8/1/18 62 5/9/18 60 5/9/1860 6/29/18 60 4/22/18 62 5/31/18 60 5/26/1860 7/8/18 60 5/9/18 61 5/1/18 60 8/3/1860 7/15/18 61 5/26/18 60 8/7/18

60 5/5/1860 7/8/1860 8/7/18






ppb Date

83 5/29/18 80 5/25/18 82 6/29/18 75 5/29/18 79 7/13/18 76 5/29/18 77 5/25/18 67 6/29/18 75 6/8/1874 5/25/18 70 7/9/18 72 8/4/18 72 5/25/18 77 6/29/18 72 5/28/18 70 5/1/18 67 7/13/18 72 7/3/1874 5/28/18 69 7/13/18 71 5/24/18 72 7/13/18 77 8/4/18 72 7/13/18 68 5/8/18 65 5/9/18 68 7/13/1871 5/27/18 68 5/1/18 67 7/12/18 71 5/28/18 72 5/25/18 70 6/8/18 65 4/23/18 65 7/4/18 67 7/9/1870 7/3/18 64 6/29/18 63 4/23/18 69 6/8/18 70 5/28/18 68 5/25/18 65 5/9/18 64 7/9/18 66 8/4/1868 7/13/18 62 4/23/18 61 4/30/18 68 5/17/18 69 6/7/18 67 6/15/18 64 4/30/18 63 5/16/18 65 5/5/1867 7/15/18 62 5/8/18 61 5/1/18 67 7/8/18 69 7/15/18 65 7/8/18 64 5/26/18 63 5/24/18 65 5/8/1865 5/5/18 62 5/29/18 60 4/22/18 67 7/15/18 68 5/29/18 64 5/27/18 64 8/5/18 62 5/8/18 65 5/9/1865 5/8/18 62 8/5/18 60 4/21/18 66 6/29/18 64 7/9/18 64 8/4/18 63 7/9/18 62 7/3/18 65 6/15/1865 5/31/18 61 5/24/18 60 6/30/18 64 6/7/18 64 5/24/18 63 5/17/18 62 4/22/18 61 4/23/18 64 4/23/1865 8/4/18 60 4/30/18 60 9/14/18 64 6/15/18 64 6/8/18 63 7/9/18 62 5/24/18 61 6/17/18 64 4/30/1863 5/1/18 64 7/14/18 64 6/17/18 62 6/29/18 61 6/29/18 60 5/5/18 64 5/1/1863 5/16/18 63 6/17/18 62 8/7/18 61 5/9/18 61 7/8/18 60 7/19/18 64 5/17/1863 7/9/18 62 4/30/18 60 6/28/18 61 5/16/18 64 6/29/1862 5/2/18 62 5/1/18 60 8/3/18 61 7/15/18 63 6/7/1862 5/9/18 62 5/5/18 60 4/23/18 63 7/19/1861 6/29/18 62 7/9/18 60 5/24/18 62 7/12/1860 5/24/18 62 7/10/18 60 6/7/18 60 4/22/1860 5/26/18 62 7/19/18 60 6/17/18 60 5/16/1860 6/8/18 61 5/16/18 60 7/15/1860 6/28/18 61 5/8/18 60 7/16/18

61 5/9/1861 7/3/1860 4/23/1860 5/24/1860 8/4/18

73 ppb

Max AllowableHoxyville Unionville Ann Arbor

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max AllowableRose Lake Scottville Seney Sault Ste Marie Tecumseh Warren Ypsilanti


261130001 261390005 260770008 260650012

71 ppb

CASTNET SITE CASTNET SITE CASTNET SITE

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

260370001 261050007 261530001 260330901 260910007 260991003 261610008

Houghton Lake Jenison Kalamazoo Lansing Manistee (tribal) Muskegon New Haven Oak Park Otisville


Allen Park261630001

Max Allowable


77 ppb 74 ppb 81 ppb 99 ppb 77 ppb 77 ppb 75 ppb


Max Allowable

260810020Grand RapidsMax Allowable

260630007

5/28/18


5/25/18

75 ppb

260810022Evans

Max Allowable Max AllowableHarbor BeachMax Allowable

260490021Flint

Max Allowable

260190003FrankfortCassopolis

Max Allowable

260210014Coloma East Seven Mile

77 ppb 62 ppb

74 ppb 76 ppb63 ppb 65 ppb 62 ppb

260050003Holland


261250001 260492001 261470005Port Huron

Max Allowable

261010922 261210039 260990009



6/29/18

Data updated through 11/13/18 - Data is not validated

5/24/18

5/25/18 6/7/187/13/18

75 ppb 73 ppb 76 ppb 65 ppb

6/7/18


5/25/18


260270003 261630019

261630001 260270003 260210014 261630019 260810022 260490021 260190003 260810020 260630007 260050003Allen Park Cassopolis Coloma East Seven Mile Evans Flint Frankfort Grand Rapids Harbor Beach Holland

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable78 ppb 67 ppb 62 ppb 68 ppb 75 ppb 74 ppb 73 ppb 70 ppb 73 ppb 64 ppb






ppb Date

68 9/23/17 78 6/9/17 74 6/9/17 84 7/6/17 70 6/9/17 68 7/6/17 74 9/26/17 68 6/9/17 69 9/26/17 75 6/2/1768 9/26/17 73 7/6/17 73 6/15/17 78 7/19/17 68 6/10/17 66 6/10/17 72 6/10/17 67 6/10/17 68 9/24/17 74 6/12/1767 6/10/17 72 6/10/17 71 6/4/17 77 7/18/17 67 7/6/17 65 6/3/17 68 7/6/17 65 7/6/17 65 6/10/17 74 6/15/1767 7/21/17 72 6/15/17 69 6/10/17 77 9/26/17 66 6/12/17 64 5/16/17 66 5/17/17 64 6/4/17 64 7/18/17 71 6/10/1766 7/6/17 71 6/4/17 69 7/18/17 76 8/1/17 65 9/26/17 63 6/4/17 65 5/16/17 63 6/15/17 63 8/10/17 69 6/11/1765 8/1/17 71 7/18/17 65 6/2/17 74 8/10/17 64 6/3/17 63 8/16/17 64 9/24/17 63 7/11/17 61 7/6/17 68 6/9/1764 7/27/17 68 6/3/17 64 6/11/17 73 9/25/17 63 6/4/17 63 9/24/17 63 6/11/17 63 7/21/17 60 6/4/17 68 9/26/1763 5/16/17 65 6/11/17 63 6/29/17 71 6/10/17 62 5/16/17 62 6/11/17 62 10/20/17 62 6/3/17 60 6/9/17 67 6/4/1762 6/11/17 64 5/16/17 62 5/13/17 71 7/7/17 62 4/24/17 62 7/11/17 61 4/9/17 62 6/12/17 67 6/29/1760 7/19/17 63 7/19/17 61 5/11/17 70 7/31/17 62 6/16/17 62 8/10/17 61 9/25/17 62 6/16/17 65 5/16/17

61 4/9/17 61 5/16/17 69 5/16/17 62 6/29/17 62 9/25/17 60 5/11/17 62 6/17/17 65 6/16/1761 4/24/17 61 9/26/17 69 6/29/17 62 8/1/17 62 9/26/17 60 6/3/17 62 6/29/17 64 6/17/1761 6/2/17 60 4/24/17 68 9/23/17 62 9/23/17 61 8/1/17 60 6/9/17 62 7/5/17 64 7/6/1761 6/12/17 60 6/12/17 67 6/11/17 61 6/11/17 61 9/23/17 60 6/15/17 61 6/11/17 64 7/11/1761 6/29/17 60 6/13/17 67 6/17/17 61 6/15/17 60 5/17/17 60 8/1/17 61 9/26/17 62 4/26/1761 7/5/17 60 6/16/17 67 8/21/17 60 4/15/17 60 4/9/17 60 4/24/17 62 6/30/1760 4/26/17 60 7/5/17 67 9/24/17 60 4/9/17 60 6/14/17 60 5/16/17 62 7/20/1760 5/10/17 60 7/6/17 66 6/4/17 60 5/10/17 60 6/29/17 61 4/15/1760 5/11/17 60 9/23/17 66 9/22/17 60 9/25/17 60 7/19/17 61 4/24/1760 5/18/17 65 6/12/17 61 5/13/17

65 6/21/17 61 7/19/1765 8/3/17 61 9/23/1765 8/9/17 61 9/24/1765 8/15/17 60 4/9/1765 8/30/17 60 5/11/1764 7/26/17 60 6/14/1764 8/2/17 60 8/1/1763 7/21/1763 7/27/1763 8/20/1762 4/9/1762 5/23/1762 6/13/1762 6/16/1762 6/28/1762 7/11/1762 7/23/1761 9/21/1760 5/13/1760 6/30/1760 7/20/17

261130001 261390005 260770008 260650012 261010922 261210039 260990009 261250001 260492001 261470005Houghton Lake Jenison Kalamazoo Lansing Manistee (tribal) Muskegon New Haven Oak Park Otisville Port HuronMax Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

74 ppb 73 ppb 71 ppb 75 ppb 75 ppb 62 ppb 65 ppb 71 ppb 72 ppb 64 ppbValue,





ppb Date Value, ppb Date

71 6/10/17 68 6/10/17 71 6/9/17 69 6/10/17 73 6/10/17 82 6/12/17 73 8/1/17 84 7/6/17 68 7/6/17 74 6/10/1763 9/26/17 67 6/9/17 69 6/3/17 68 6/4/17 67 9/26/17 75 6/10/17 72 7/6/17 74 9/23/17 66 6/10/17 72 7/6/1762 5/16/17 66 7/11/17 69 7/6/17 66 6/3/17 66 5/17/17 75 6/11/17 71 6/10/17 70 9/22/17 64 9/26/17 69 9/23/1762 5/17/17 65 6/4/17 68 6/4/17 66 6/9/17 65 5/16/17 74 9/26/17 66 9/26/17 69 6/10/17 63 5/16/17 67 6/11/1761 10/20/17 64 6/15/17 68 6/10/17 66 7/6/17 65 7/6/17 71 6/9/17 65 6/11/17 69 7/18/17 62 6/3/17 67 9/26/17

64 6/29/17 63 6/2/17 65 6/15/17 64 9/24/17 70 6/17/17 65 6/16/17 68 5/16/17 61 6/11/17 65 6/22/1763 6/11/17 62 5/16/17 62 6/11/17 61 5/13/17 69 5/16/17 65 7/7/17 68 8/10/17 61 8/1/17 64 6/16/1763 6/13/17 62 6/11/17 62 6/29/17 61 6/11/17 67 6/2/17 65 7/19/17 67 8/1/17 60 4/9/17 64 7/18/1763 6/16/17 61 4/26/17 61 5/16/17 61 9/25/17 67 6/15/17 64 5/16/17 66 7/21/17 60 5/17/17 63 7/7/1763 7/6/17 61 6/12/17 61 6/12/17 60 4/9/17 65 7/18/17 64 7/18/17 66 9/26/17 60 6/29/17 63 8/1/1763 9/26/17 61 6/13/17 61 6/14/17 65 9/25/17 64 8/9/17 65 6/4/17 60 9/24/17 63 9/24/1762 5/16/17 61 7/18/17 61 9/26/17 63 4/15/17 62 6/4/17 63 6/11/17 62 5/17/1762 6/2/17 60 8/1/17 63 6/4/17 62 6/12/17 63 6/13/17 61 5/16/1762 6/12/17 63 6/14/17 62 6/29/17 63 9/24/17 61 6/9/1762 6/17/17 63 6/15/17 62 7/21/17 62 9/25/17 61 6/12/1761 6/3/17 63 6/29/17 61 5/13/17 61 7/19/17 61 8/2/1760 4/24/17 62 4/9/17 61 5/17/17 61 6/12/17 60 9/22/1760 4/26/17 62 6/22/17 61 6/17/17 61 6/29/1760 7/5/17 61 5/10/17 61 8/10/17 60 4/9/17

61 5/11/17 60 5/23/1761 5/17/17 60 9/24/1761 7/6/1761 9/24/1760 4/24/1760 4/26/17

260370001 261050007 261530001 260330901 260910007 260991003 261610008 CASTNET SITE CASTNET SITE CASTNET SITERose Lake Scottville Seney Sault Ste Marie Tecumseh Warren Ypsilanti Hoxyville Unionville Ann Arbor







ppb Date

68 7/6/17 73 6/10/17 71 6/10/17 66 6/10/17 71 6/10/17 74 7/6/17 71 7/21/17 73 6/10/17 66 6/10/17 76 7/5/1767 6/4/17 67 6/11/17 69 5/16/17 73 9/23/17 70 7/6/17 64 5/16/17 66 7/6/17 69 6/10/1766 6/10/17 64 5/16/17 69 7/6/17 66 6/10/17 68 6/10/17 64 6/11/17 62 6/14/17 69 7/6/1762 6/15/17 64 5/17/17 66 6/9/17 65 6/26/17 67 7/27/17 63 5/11/17 61 6/11/17 69 9/23/1762 6/29/17 64 9/26/17 65 7/27/17 64 7/18/17 66 5/16/17 63 5/17/17 61 9/26/17 66 5/16/1762 9/26/17 63 9/24/17 64 6/11/17 62 6/4/17 63 6/13/17 63 9/26/27 60 5/16/17 64 6/3/1761 4/9/17 62 7/6/17 64 6/13/17 62 9/22/17 63 6/15/17 62 6/3/17 60 6/4/17 64 6/4/1761 5/16/17 61 5/11/17 64 6/15/17 61 5/16/17 63 8/1/17 61 4/24/17 60 6/29/17 63 6/13/1761 6/9/17 60 4/24/17 64 6/29/17 60 6/11/17 62 6/4/17 61 10/20/17 60 8/1/17 63 8/1/1761 6/14/17 60 5/13/17 64 8/1/17 60 7/7/17 62 6/11/17 60 4/9/17 63 9/22/1760 6/11/17 60 6/9/17 63 6/4/17 60 8/1/17 61 7/18/17 63 9/26/17

61 4/26/17 60 8/10/17 60 6/17/17 62 4/26/1761 6/12/17 60 9/25/17 60 7/5/17 62 5/17/1761 6/14/17 62 6/11/1761 6/16/17 62 6/14/1761 7/18/17 62 6/15/1760 5/17/16 62 6/29/1760 6/17/17 61 5/18/1760 9/23/17 60 5/10/1760 9/26/17 60 6/2/17

60 8/16/1760 9/25/17

6/4/17 9/26/17



7/6/17

Data updated through 10/31/17 - Data is not validated

6/9/17


6/10/17 7/6/17


6/10/17








ppb Date

80 8/10/16 78 4/18/16 83 5/24/16 84 8/10/16 79 5/24/16 79 6/10/16 80 5/24/16 81 5/24/16 75 5/26/16 84 6/10/1674 6/10/16 78 6/15/16 80 4/17/16 80 5/24/16 74 4/18/16 76 5/24/16 76 5/26/16 76 4/18/16 73 7/12/16 80 5/24/1673 5/24/16 77 6/25/16 80 6/15/16 73 4/18/16 73 7/20/16 75 8/4/16 75 4/17/16 75 7/20/16 71 4/18/16 78 6/11/1670 4/18/16 76 4/17/16 79 6/10/16 73 5/25/16 72 6/10/16 73 4/17/16 75 8/4/16 73 4/17/16 71 5/24/16 76 4/17/1669 5/25/16 76 5/24/16 78 4/18/16 73 6/10/16 72 6/19/16 72 4/18/16 73 4/18/16 73 6/10/16 71 5/25/16 75 7/6/1666 6/4/16 76 6/10/16 75 6/11/16 73 6/19/16 70 6/25/16 72 6/4/16 73 6/19/16 73 6/19/16 69 6/19/16 74 6/25/1666 6/11/16 76 6/11/16 74 6/25/16 72 6/22/16 69 4/17/16 71 6/19/16 72 4/16/16 73 6/25/16 67 4/17/16 73 4/18/1666 6/22/16 75 6/19/16 73 4/16/16 72 6/30/16 69 8/7/16 70 5/23/16 71 8/3/16 71 5/23/16 61 7/20/16 73 6/19/1666 6/30/16 71 5/23/16 72 5/23/16 71 7/27/16 68 5/23/16 69 4/16/16 70 6/25/16 70 8/3/16 61 8/10/16 71 4/16/1666 7/11/16 69 4/16/16 72 6/20/16 70 6/11/16 67 5/25/16 68 5/25/16 68 5/23/16 68 6/30/16 60 6/20/16 70 5/25/1665 6/19/16 69 6/2/16 72 6/30/16 69 4/17/16 67 6/30/16 68 6/15/16 68 7/20/16 67 6/11/16 69 6/30/1664 4/16/16 69 6/13/16 70 7/6/16 69 6/26/16 66 4/16/16 68 6/25/16 65 6/10/16 67 8/2/16 68 5/23/1664 7/23/16 68 7/20/16 69 8/4/16 69 7/7/16 63 6/4/16 68 7/4/16 63 7/12/16 66 6/22/16 67 6/20/1664 8/1/16 68 8/4/16 68 7/20/16 69 7/11/16 62 6/11/16 65 5/27/16 62 5/21/16 66 7/6/16 67 6/22/1663 7/12/16 68 8/10/16 68 9/13/16 68 6/20/16 60 4/15/16 65 8/9/16 61 8/9/16 66 8/4/16 67 9/22/1663 9/22/16 67 9/22/16 67 8/10/16 68 7/23/16 60 5/31/16 64 6/20/16 61 8/10/16 65 5/25/16 66 8/4/1662 4/17/16 66 4/15/16 66 5/21/16 68 8/4/16 60 7/6/16 62 6/11/16 60 6/30/16 64 4/15/16 65 6/15/1660 6/3/16 66 5/25/16 66 5/25/16 67 7/12/16 62 7/22/16 63 8/9/16 65 7/20/1660 8/4/16 66 6/6/16 66 7/22/16 66 6/15/16 62 8/38/4 62 6/4/16 62 4/15/16

66 6/30/16 66 8/17/16 65 4/16/16 62 8/10/16 61 4/16/16 62 6/14/1666 8/3/16 66 9/22/16 65 9/22/16 61 4/15/16 61 5/31/16 62 7/22/1664 6/14/16 65 4/15/16 64 7/22/16 61 7/12/16 61 6/20/16 62 8/3/1664 6/18/16 64 6/6/16 63 6/25/16 60 6/18/16 61 8/10/16 61 4/25/1664 7/22/16 63 5/31/16 62 5/27/16 61 6/23/1663 6/3/16 63 6/13/16 62 5/28/16 60 5/26/1663 8/9/16 63 6/14/16 62 6/4/16 60 6/4/1662 5/29/16 63 7/27/16 62 7/8/16 60 7/8/1662 7/6/16 63 8/3/16 62 7/13/16 60 8/11/1661 5/21/16 62 4/25/16 61 5/23/16 60 9/13/1661 5/31/16 62 7/8/16 61 9/5/1661 7/27/16 62 7/23/16 60 5/26/1660 6/20/16 61 5/22/16 60 6/3/1660 7/8/16 61 5/26/16 60 6/24/16

61 7/5/16 60 7/20/1660 6/2/16


85 ppb 76 ppb 78 ppb 83 ppb 79 ppb 63 ppb 69 ppb 79 ppb 77 ppb 66 ppbValue, ppb Date Value,





ppb Date

74 4/18/16 80 5/24/16 75 5/24/16 78 4/18/16 79 5/24/16 89 6/10/16 85 5/24/16 77 5/24/16 79 6/10/16 82 5/24/1674 4/17/16 75 6/10/16 74 6/19/16 76 5/24/16 71 8/4/16 87 5/24/16 79 6/19/16 75 6/11/16 77 5/24/16 78 4/18/1674 5/24/16 74 4/18/16 73 4/18/16 73 6/19/16 70 4/17/16 80 6/19/16 78 5/25/16 74 4/18/16 76 4/18/16 78 5/25/1673 4/16/16 74 7/20/16 73 6/25/16 71 6/10/16 70 6/19/16 79 4/17/16 76 6/30/16 74 8/10/16 72 5/23/16 74 6/19/1671 6/19/16 73 6/19/16 73 7/20/16 70 4/17/16 69 6/25/16 77 4/18/16 73 7/27/16 70 4/17/16 72 8/4/16 69 6/30/1670 6/10/16 72 4/17/16 73 8/10/16 70 4/16/16 68 4/18/16 72 4/16/16 71 4/18/16 70 6/19/16 71 4/17/16 67 6/26/1667 5/27/16 71 6/11/16 72 6/10/16 70 8/10/16 65 5/26/16 72 5/25/16 70 8/10/16 69 5/25/16 71 5/25/16 66 5/27/1667 6/25/16 71 7/6/16 70 4/17/16 68 6/11/16 65 6/10/16 72 6/25/16 69 6/11/16 69 6/18/16 70 6/19/16 66 7/13/1666 6/4/16 68 5/23/16 68 6/11/16 67 5/23/16 64 7/20/16 69 5/23/16 69 6/15/16 68 6/11/16 69 6/15/16 65 8/10/1664 5/23/16 67 5/25/16 66 6/5/16 65 5/25/16 62 4/16/16 69 6/30/16 69 6/26/16 67 6/25/16 68 4/16/16 64 6/10/1664 5/25/16 66 4/16/16 65 4/16/16 65 6/4/16 62 5/23/16 67 6/11/16 68 5/23/16 65 6/15/16 67 5/27/16 63 6/11/1662 5/22/16 66 8/3/16 65 5/23/16 64 8/4/16 62 8/3/16 66 7/20/16 68 6/10/16 65 6/22/16 67 6/25/16 62 5/23/1661 5/21/16 66 8/4/16 64 5/25/16 63 6/25/16 62 8/11/16 65 7/6/16 67 4/17/16 65 6/30/16 66 8/9/16 62 6/20/1661 8/4/16 64 6/20/16 64 6/20/16 62 6/30/16 64 6/22/16 66 6/20/16 65 8/4/16 65 6/4/16 61 7/12/16

63 6/15/16 64 7/6/16 62 7/20/16 64 8/4/16 65 4/16/16 64 5/23/16 65 7/12/16 61 8/5/1662 4/15/16 64 8/4/16 61 6/3/16 63 8/11/16 65 5/27/16 64 5/27/16 63 6/11/16 61 9/13/1662 5/31/16 63 6/30/16 60 4/15/16 62 4/25/16 65 7/8/16 64 7/11/16 63 6/20/16 60 8/4/1662 6/4/16 61 4/15/16 60 8/3/16 62 5/20/16 65 8/4/16 64 7/12/16 63 7/4/1661 5/26/16 60 6/6/16 60 9/22/16 62 5/31/16 63 5/26/16 63 4/16/16 62 4/15/1661 8/2/16 60 6/18/16 61 6/4/16 63 6/22/16 63 6/4/16 61 8/10/1661 8/9/16 60 6/22/16 60 5/21/16 63 7/12/16 63 6/20/16 60 7/22/1661 9/22/16 60 8/3/16 63 7/13/16 63 6/24/1660 8/10/16 62 8/26/16 63 8/9/16

61 6/4/16 62 7/20/1661 9/22/16

260370001 261050007 261530001 260330901 260910007 260991003 261610008 CASTNET SITE CASTNET SITE CASTNET SITERose Lake Scottville Seney Sault Ste Marie Tecumseh Warren Ypsilanti Hoxyville Unionville Ann Arbor







ppb Date

77 4/18/16 79 5/24/16 86 6/19/16 69 6/19/16 76 5/24/16 79 8/10/16 72 4/18/16 78 4/18/16 75 6/19/16 77 5/24/1675 5/24/16 75 6/10/16 78 4/16/16 64 8/4/16 74 4/18/16 75 5/24/16 70 4/17/16 77 5/24/16 74 5/24/16 76 5/23/1673 4/16/16 74 4/18/16 76 4/17/16 63 4/17/16 69 4/17/16 72 6/19/16 70 6/18/16 73 4/17/16 72 6/10/16 74 4/18/1672 4/17/16 73 4/17/16 75 7/20/16 61 4/16/16 69 5/23/16 70 4/18/16 67 8/4/16 71 6/25/16 71 4/18/16 74 4/17/1672 6/19/16 73 6/19/16 74 6/25/16 69 6/10/16 70 5/25/16 67 8/10/16 70 6/19/16 68 5/25/16 72 6/10/1671 6/10/16 71 8/3/16 70 5/23/16 69 6/19/16 70 6/22/16 66 6/10/16 69 6/10/16 67 5/27/16 70 8/4/1670 8/10/16 69 6/25/16 69 7/13/16 69 6/25/16 68 6/30/16 65 6/19/16 65 5/23/16 66 4/17/16 68 5/31/1668 5/23/16 68 4/16/16 69 8/4/16 69 7/28/16 67 6/11/16 65 8/9/16 63 4/16/16 66 5/23/16 68 6/19/1667 6/4/16 68 8/4/16 67 4/18/16 68 6/11/16 66 6/15/16 64 4/16/16 62 6/4/16 65 6/4/16 66 5/25/1666 6/25/16 66 5/23/16 64 8/23/16 66 8/4/16 65 7/12/16 64 5/24/16 61 7/20/16 64 6/20/16 66 6/11/1665 5/25/16 66 8/11/16 62 5/6/16 66 8/10/16 64 4/17/16 64 6/24/16 61 8/4/16 63 6/25/16 66 6/25/1665 6/11/16 65 7/20/16 62 5/20/16 65 4/16/16 64 6/10/16 62 5/23/16 60 5/26/16 63 7/12/16 65 6/20/1665 8/4/16 64 5/25/16 62 5/21/16 65 5/25/16 64 6/20/16 61 7/20/16 63 8/4/16 63 6/4/1664 4/15/16 64 5/26/16 62 9/5/16 65 8/9/16 64 7/11/16 60 6/11/16 62 6/18/16 61 4/15/1664 7/20/16 63 6/30/16 60 8/9/16 64 6/18/16 63 6/26/16 60 6/20/16 60 6/30/16 61 8/3/1662 6/20/16 63 7/12/16 64 6/20/16 62 4/16/16 60 6/25/16 60 8/10/16 60 6/30/1660 6/30/16 60 7/13/16 64 6/24/16 61 8/4/1660 8/9/16 63 5/31/16 61 9/22/16

62 4/15/16 60 5/27/1661 6/6/16 60 6/4/1661 7/20/1660 6/15/1660 6/30/1660 9/22/16

7/20/16


Data subject to validation- updated through 9/30/16Max. allowable values calculated using 70 ppb as the primary NAAQS

5/23/16

5/23/16 6/19/16

5/23/16 6/10/16



6/19/16



Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

69 7/6/15 78 6/10/15 78 9/3/15 80 7/6/15 73 7/24/15 74 7/12/15 73 5/7/15 76 7/24/15 79 7/6/15 84 7/17/1569 7/11/15 74 5/7/15 74 7/17/15 74 7/11/15 66 5/7/15 70 5/7/15 72 7/24/15 72 7/5/15 78 7/12/15 79 7/24/1566 9/17/15 69 7/5/15 73 5/7/15 72 9/17/15 65 5/3/15 68 7/28/15 69 6/4/15 68 7/10/15 68 9/16/15 75 5/7/1564 5/8/15 68 4/18/15 72 7/5/15 70 5/3/15 65 5/2/15 66 5/3/15 67 5/3/15 67 9/6/15 67 9/2/15 72 9/2/1563 5/3/15 67 5/2/15 70 5/2/15 68 5/8/15 64 7/5/15 64 7/6/15 64 7/11/15 65 8/15/15 65 5/7/15 68 8/15/1563 8/15/15 66 9/16/15 68 7/24/15 68 6/10/15 63 4/17/15 63 5/2/15 63 5/2/15 64 9/16/15 64 5/3/15 68 9/6/1563 9/6/15 65 5/23/15 67 6/10/15 66 8/15/15 63 9/16/15 63 6/10/15 63 9/6/15 62 5/2/15 63 9/17/15 67 5/2/1562 9/16/15 64 4/17/15 67 7/23/15 65 5/24/15 62 6/4/15 63 9/16/15 62 5/23/15 62 5/3/15 62 7/28/15 67 6/4/1561 6/10/15 64 5/3/15 66 5/23/15 64 9/1/15 60 5/23/15 62 5/28/15 61 5/24/15 62 9/2/15 61 7/5/15 66 5/3/1561 7/10/15 64 5/4/15 66 6/4/15 63 5/2/15 60 6/8/15 62 9/17/15 60 7/6/15 61 5/7/15 60 5/29/15 66 7/5/1561 8/23/15 64 7/23/15 66 8/15/15 63 9/8/15 60 7/11/15 61 4/17/15 60 7/18/15 61 5/23/15 60 7/29/15 65 6/8/1560 5/23/15 64 7/24/15 65 6/9/15 62 5/23/15 61 5/24/15 60 9/16/15 61 6/8/15 65 8/2/1560 5/24/15 63 9/6/15 64 5/3/15 62 9/6/15 60 6/3/15 61 7/6/15 64 5/8/1560 7/4/15 61 6/4/15 64 6/8/15 61 5/7/15 60 7/11/15 61 7/11/15 64 9/7/15

61 7/4/15 63 7/20/15 61 7/5/15 61 7/13/15 64 9/16/1560 5/24/15 62 7/28/15 61 7/23/15 61 8/2/15 63 9/1/1560 7/28/15 62 9/7/15 61 7/24/15 61 9/1/15 62 5/28/1560 9/2/15 61 4/17/15 61 7/25/15 60 6/4/15 62 6/3/1560 9/23/15 61 9/6/15 60 7/18/15 62 9/15/15

60 5/6/15 60 8/16/15 61 5/23/1560 6/24/15 61 7/6/1560 7/25/15 61 8/13/1560 8/2/15 61 9/23/15

60 7/12/1560 7/20/1560 7/27/1560 7/28/1560 8/14/1560 8/16/15



ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

Date

71 5/7/15 77 7/24/15 71 5/7/15 68 5/7/15 76 5/7/15 89 7/24/15 79 9/1/15 75 8/15/15 73 5/7/15 78 5/24/1569 7/24/15 66 5/7/15 70 6/10/15 66 5/3/15 72 7/24/15 77 8/17/15 76 7/6/15 72 7/11/15 67 5/3/15 76 9/2/1566 5/3/15 66 6/8/15 70 7/5/15 65 4/17/15 69 6/4/15 75 9/6/15 72 9/6/15 72 7/6/15 67 7/6/15 75 9/17/1564 7/6/15 65 5/2/15 67 5/2/15 64 5/2/15 67 5/3/15 74 5/7/15 72 7/24/15 66 6/10/15 67 7/12/15 75 8/15/1563 5/24/15 64 5/3/15 67 9/3/15 63 6/10/15 64 5/2/15 74 5/8/15 70 9/17/15 65 7/10/15 65 7/28/15 72 7/28/1560 5/2/15 64 6/4/15 64 5/23/15 61 5/4/15 64 9/6/15 73 6/4/15 68 5/3/15 64 5/3/15 64 5/28/15 71 5/3/1560 9/16/15 63 5/23/15 63 4/17/15 61 6/8/15 62 7/6/15 71 7/11/15 68 5/24/15 63 7/5/15 63 5/2/15 70 5/8/15

63 9/6/15 63 5/3/15 61 7/5/15 62 7/11/15 68 9/2/15 66 5/2/15 62 5/24/15 63 5/24/15 70 7/6/1562 7/17/15 63 6/8/15 60 7/11/15 60 5/8/15 67 5/3/15 66 8/16/15 61 5/2/15 63 6/10/15 69 7/11/1562 7/28/15 63 7/24/15 67 9/1/15 65 5/8/15 61 9/17/15 62 4/17/15 69 9/1/1562 9/2/15 63 9/16/15 66 9/16/15 64 7/11/15 60 5/8/15 62 9/16/15 68 7/12/1561 8/2/15 60 5/4/15 64 6/24/15 63 7/5/15 60 5/23/15 62 9/17/15 68 8/16/1561 9/16/15 60 6/4/15 64 9/17/15 63 9/8/15 60 7/26/15 61 7/11/15 66 7/5/1560 9/23/15 60 7/6/15 63 8/2/15 62 5/23/15 60 7/28/15 64 5/23/15

60 7/28/15 63 8/15/15 62 7/12/15 60 8/23/15 64 6/10/1560 9/23/15 62 5/2/15 61 7/10/15 64 7/29/15

62 7/6/15 61 7/18/15 64 9/7/1561 6/3/15 61 8/23/15 63 9/5/1561 7/28/15 61 9/16/15 62 7/24/1561 9/15/15 60 4/17/15 62 9/6/1560 7/12/15 60 5/7/15 61 8/17/15

60 8/15/15 61 9/8/1561 9/15/1560 9/23/15

260370001 261050007 261530001 260330901 260910007 260991003 261610008 CASTNET SITE CASTNET SITE CASTNET SITERose Lake Scottville Seney Sault Ste marie Tecumseh Warren Ypsilanti Hoxyville Unionville Ann Arbor


Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

70 5/7/15 72 5/7/15 80 9/16/15 65 5/24/15 67 5/3/15 66 7/6/15 67 7/10/15 70 5/7/15 74 5/7/15 66 5/7/1566 5/3/15 68 9/6/15 76 5/7/15 34 5/3/15 65 6/10/15 65 5/3/15 67 6/10/15 66 7/24/15 73 5/3/15 65 7/6/1565 4/17/15 67 5/3/15 71 9/15/15 63 7/24/15 65 5/2/15 65 5/24/15 65 5/3/15 65 5/3/15 68 5/24/15 65 5/3/1564 5/2/15 66 7/24/15 70 5/24/15 59 5/7/15 65 7/6/15 64 6/10/15 64 7/6/15 64 5/2/15 64 9/17/15 64 6/10/1561 6/10/15 65 5/2/15 69 7/12/15 64 9/16/15 64 9/1/15 64 9/16/15 63 5/23/15 63 7/12/15 65 7/27/1561 7/5/15 64 6/4/15 68 5/3/15 64 9/17/15 63 7/11/15 63 5/2/15 62 6/3/15 63 9/16/15 64 5/2/1561 9/16/15 64 7/11/15 68 7/24/15 63 4/17/15 62 9/17/15 62 7/11/15 62 7/6/15 61 5/29/15 64 9/23/1561 9/17/15 63 7/5/15 67 5/2/15 63 4/18/15 61 5/8/15 61 4/17/15 61 5/24/15 61 7/6/15 63 4/17/1560 7/6/15 62 9/16/15 67 9/17/15 63 5/7/15 60 5/2/15 61 5/23/15 60 4/17/15 60 4/17/15 63 9/16/1560 7/11/15 61 7/6/15 66 9/1/15 62 5/23/15 61 7/26/15 60 5/28/15 60 5/2/15 63 9/17/15

61 9/1/15 64 4/12/15 60 7/10/15 60 5/7/15 60 9/6/15 60 7/11/15 62 5/4/1561 9/17/15 64 7/5/15 60 7/11/15 60 5/24/15 60 9/16/15 62 9/24/1560 4/12/15 64 7/6/15 60 9/23/15 60 7/5/15 60 5/23/15

63 6/3/15 60 7/27/1562 5/8/1562 5/23/1562 7/28/1562 9/6/1561 5/29/15

Top four values for each site are validatedMax. allowable values calculated using 75 ppb as the primary NAAQS











ppb Date

74 8/3/14 76 6/7/14 79 6/7/14 81 8/3/14 70 6/1/14 71 6/1/14 73 7/22/14 71 7/20/14 74 7/21/14 84 8/3/1468 6/7/14 71 6/1/14 75 7/20/14 73 7/12/14 67 6/7/14 70 4/21/14 72 6/7/14 69 6/1/14 68 5/26/14 83 6/7/1465 7/20/14 69 5/25/14 74 5/25/14 72 7/22/14 66 5/25/14 70 5/26/14 71 6/1/14 67 5/20/14 68 6/1/14 79 7/20/1464 6/1/14 67 4/21/14 74 6/2/14 71 7/21/14 65 4/21/14 67 5/11/14 69 5/11/14 67 5/31/14 65 6/28/14 75 8/16/1463 7/12/14 67 6/9/14 72 8/2/14 69 6/7/14 65 5/8/14 66 6/15/14 67 7/20/14 66 5/25/14 65 8/1/14 73 5/20/1462 6/28/14 66 6/14/14 71 6/14/14 68 5/26/14 65 5/11/14 64 5/19/14 65 4/20/14 65 6/7/14 64 6/16/14 73 5/26/1461 6/9/14 66 6/16/14 70 6/1/14 67 6/1/14 65 5/20/14 64 6/27/14 65 5/8/14 62 5/19/14 60 4/8/14 72 6/1/1460 5/26/14 65 8/2/14 69 8/16/14 67 7/26/14 64 7/20/14 63 6/22/14 65 5/19/14 62 5/26/14 60 4/21/14 70 5/25/1460 6/15/14 64 5/21/14 68 5/27/14 66 6/28/14 63 5/19/14 62 4/20/14 63 5/18/14 62 8/2/14 60 6/7/14 69 6/2/1460 7/21/14 64 5/26/14 67 5/26/14 64 4/21/14 63 5/26/14 62 7/21/14 62 4/7/14 61 5/8/14 60 7/12/14 67 7/22/14

64 6/6/14 66 5/30/14 64 6/21/14 63 5/31/14 61 6/28/14 62 5/21/14 61 5/18/14 66 5/8/1464 8/16/14 66 6/16/14 63 6/16/14 62 5/18/14 60 5/8/14 61 7/19/14 61 7/21/14 66 6/16/1463 5/31/14 65 5/21/14 62 5/11/14 62 7/22/14 60 5/20/14 60 4/6/14 61 7/22/14 65 5/18/1463 6/17/14 65 8/3/14 62 5/25/14 61 4/20/14 60 5/25/14 60 4/8/14 61 8/3/14 65 6/14/1462 5/11/14 64 4/21/14 61 4/20/14 61 7/21/14 60 6/16/14 60 5/26/14 60 4/21/14 65 9/26/1462 5/30/14 64 7/21/14 61 5/19/14 60 6/2/14 60 5/11/14 64 5/11/1462 8/3/14 63 4/20/14 61 6/6/14 60 6/29/14 64 5/21/1462 9/29/14 63 5/8/14 61 6/15/14 60 9/29/14 64 5/30/1461 5/19/14 63 5/20/14 61 9/29/14 64 7/26/1461 6/12/14 63 9/29/14 60 5/8/14 64 7/31/1461 8/4/14 62 5/11/14 60 7/20/14 64 8/2/1461 8/8/14 62 5/18/14 60 8/4/14 63 4/21/1461 8/20/14 62 5/31/14 63 6/12/1461 9/26/14 62 6/12/14 63 7/21/1460 4/20/14 60 5/19/14 62 4/20/1460 5/8/14 60 7/19/14 62 6/29/1460 5/10/14 60 7/22/14 61 5/19/1460 5/29/14 60 7/26/14 60 6/15/1460 6/15/14








70 6/1/14 73 7/20/14 73 6/7/14 68 4/20/14 71 6/7/14 78 8/3/14 82 8/3/14 73 8/3/14 72 4/21/14 73 5/26/1467 5/11/14 71 5/20/14 71 6/1/14 68 6/1/14 70 7/22/14 76 5/26/14 73 7/22/14 71 6/1/14 71 5/26/14 72 7/21/1466 5/19/14 71 6/1/14 68 5/27/14 68 6/7/14 69 6/1/14 76 6/7/14 72 5/25/14 71 6/7/14 68 5/11/14 72 7/22/1463 4/20/14 71 6/7/14 67 6/8/14 65 5/26/14 68 5/8/14 74 7/20/14 71 6/7/14 67 4/21/14 68 6/1/14 68 4/21/1463 6/15/14 69 5/30/14 66 4/21/14 63 5/31/14 66 5/11/14 73 6/1/14 70 5/26/14 66 5/26/14 67 7/21/14 68 7/6/1462 6/7/14 68 5/25/14 66 5/25/14 62 6/9/14 66 7/20/14 70 5/8/14 70 7/12/14 66 6/28/14 65 5/19/14 66 5/19/1460 4/7/14 66 5/31/14 65 6/14/14 61 4/21/14 62 5/21/14 69 5/20/14 70 7/21/14 65 6/12/14 65 6/28/14 66 6/7/1460 5/18/14 66 8/3/14 64 6/16/14 61 5/25/14 61 5/19/14 69 7/22/14 69 5/21/14 65 7/12/14 64 6/7/14 65 6/1/1460 5/25/14 65 5/26/14 63 5/31/14 61 6/8/14 61 6/15/14 68 5/11/14 68 7/26/14 65 7/22/14 63 4/20/14 64 5/11/1460 6/28/14 64 5/8/14 63 7/20/14 60 6/6/14 60 5/18/14 68 5/25/14 67 5/11/14 64 6/9/14 63 6/22/14 63 5/25/1460 7/22/14 64 8/2/14 61 4/20/14 60 7/20/14 64 5/21/14 67 6/1/14 62 6/6/14 62 6/15/14 62 6/16/14

63 5/11/14 61 5/11/14 63 4/20/14 67 6/28/14 61 4/20/14 62 6/16/14 62 6/28/1463 6/14/14 61 5/21/14 63 5/18/14 66 4/21/14 61 5/11/14 61 5/25/14 61 7/26/1463 7/21/14 61 6/6/14 62 5/19/14 66 9/29/14 61 6/15/14 60 5/18/14 60 4/20/1463 7/22/14 61 8/2/14 62 5/30/14 65 5/8/14 61 6/16/14 60 5/21/14 60 7/11/1462 5/18/14 60 5/19/14 62 6/2/14 64 4/20/14 61 6/27/14 60 5/31/14 60 8/1/1462 6/2/14 60 5/26/14 62 8/16/14 63 5/19/14 61 9/29/1462 8/10/14 61 6/14/14 63 6/9/14 60 5/19/1461 4/21/14 61 7/21/14 63 6/6/14 60 5/21/1461 5/19/14 60 7/26/14 62 6/16/14 60 5/25/1461 6/29/14 60 4/12/14 60 7/20/1461 9/29/14 60 7/6/14 60 7/26/1460 4/20/14 60 8/22/1460 5/21/1460 6/9/1460 6/1/1460 6/15/14








ppb Date

73 4/21/14 74 7/22/14 75 6/1/14 63 6/7/14 79 6/7/14 80 8/3/14 78 6/9/14 70 7/22/14 66 5/26/14 73 6/7/1468 6/1/14 71 5/8/14 75 7/21/14 73 6/1/14 70 7/12/14 74 6/7/14 69 6/1/14 66 6/1/14 72 4/21/1467 5/26/14 70 6/1/14 69 5/25/14 72 4/21/14 69 7/21/14 73 7/21/14 68 5/11/14 65 5/11/14 71 6/1/1467 6/7/14 70 6/7/14 67 7/22/14 68 6/8/14 68 6/7/14 70 6/1/14 66 5/19/14 63 5/19/14 68 6/9/1465 5/11/14 69 7/20/14 67 9/26/14 68 6/9/14 67 5/26/14 69 6/21/14 65 5/8/14 62 4/21/14 67 5/31/1465 5/31/14 65 5/11/14 66 5/19/14 67 7/22/14 67 6/1/14 66 4/21/14 64 4/20/14 62 6/28/14 66 5/26/1464 5/19/14 64 4/20/14 65 7/20/14 66 6/6/14 67 7/22/14 66 5/26/14 64 6/7/14 61 5/21/14 65 6/15/1463 4/20/14 63 5/18/14 65 9/26/14 66 7/21/14 66 7/26/14 64 6/15/14 62 4/7/14 61 6/22/14 64 7/21/1462 5/20/14 62 5/19/14 64 9/27/14 65 6/16/14 65 6/28/14 64 6/28/14 62 5/18/14 60 4/20/14 64 8/10/1462 5/25/14 62 6/15/14 63 5/26/14 64 4/20/14 64 4/21/14 64 7/20/14 62 6/15/14 63 4/20/1461 5/21/14 62 9/26/14 63 6/28/14 64 6/15/14 62 5/11/14 64 9/29/14 60 5/21/14 62 5/11/1461 6/15/14 61 6/28/14 62 7/5/14 62 4/17/14 62 6/21/14 63 4/20/14 62 5/19/1460 4/6/14 60 4/7/14 62 9/9/14 62 5/8/14 61 5/19/14 63 5/19/14 62 6/8/1460 5/8/14 60 5/26/14 61 4/7/14 62 5/19/14 61 5/25/14 63 6/6/14 61 5/8/1460 5/18/14 60 5/31/14 60 5/18/14 62 5/20/14 61 6/9/14 62 6/16/14 61 6/16/1460 7/22/14 60 6/15/14 62 5/21/14 60 5/21/14 62 8/10/14 60 4/14/14

61 4/12/14 60 6/6/14 61 5/11/14 60 6/6/1461 8/3/14 60 6/16/14 61 5/25/1461 8/10/14 61 7/12/1460 5/11/14 61 7/22/1460 7/11/14 60 6/22/14




4/20/14

5/21/14

5/20/14

Data subject to validation - updated through 9/30/14Max. allowable values calculated using 75 ppb as the primary NAAQS



Value, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

Date

78 6/21/13 74 5/14/13 77 9/10/13 79 6/21/13 71 9/10/13 72 6/21/13 76 5/20/13 73 9/10/13 81 6/21/13 86 9/10/1368 6/20/13 72 6/20/13 76 6/17/13 75 8/21/13 69 5/9/13 70 5/19/13 72 8/19/13 69 8/25/13 67 5/7/13 80 8/26/1364 6/23/13 72 9/10/13 74 8/26/13 71 6/23/13 67 5/1/13 65 6/20/13 71 8/21/13 65 5/9/13 65 5/6/13 79 7/19/1364 8/21/13 69 6/11/13 73 5/14/13 68 8/19/13 67 8/19/13 64 4/27/13 70 7/18/13 65 8/19/13 64 4/27/13 78 8/25/1362 4/27/13 68 9/11/13 71 7/19/13 67 6/20/13 67 8/25/13 64 5/1/13 69 6/20/13 65 8/27/13 64 6/20/13 78 8/27/1361 7/21/13 67 9/7/13 69 6/11/13 66 6/24/13 66 5/14/13 64 6/23/13 68 8/20/13 65 8/30/13 63 5/2/13 73 6/17/1361 8/18/13 64 4/22/13 69 6/20/13 66 8/20/13 64 6/21/13 63 7/5/13 68 9/10/13 64 5/1/13 63 8/21/13 73 8/21/13

64 5/1/13 69 9/7/13 66 9/10/13 62 4/22/13 63 9/10/13 67 4/28/13 64 7/18/13 62 7/15/13 72 8/30/1364 6/9/13 67 8/19/13 65 4/27/13 62 4/27/13 62 5/18/13 64 4/30/13 63 6/23/13 61 5/20/13 70 5/9/1364 6/21/13 67 8/25/13 65 7/9/13 62 7/18/13 61 6/9/13 64 6/21/13 63 7/4/13 61 5/30/13 70 7/7/1363 4/27/13 67 8/27/13 64 9/11/13 62 8/27/13 61 6/22/13 63 5/1/13 63 7/7/13 61 8/18/13 70 7/18/1363 6/17/13 65 7/5/13 63 6/17/13 61 4/29/13 61 8/19/13 63 5/713 62 6/21/13 61 8/19/13 69 6/27/1363 8/26/13 65 8/30/13 62 6/22/13 61 5/18/13 60 5/9/13 63 5/19/13 62 7/9/13 61 9/10/13 69 8/19/1363 9/9/13 64 5/8/13 62 8/18/13 61 5/19/13 60 7/9/13 63 5/31/13 62 8/26/13 68 5/20/1362 5/9/13 64 6/25/13 61 6/5/13 61 6/9/13 60 7/19/13 63 8/18/13 61 4/27/13 68 6/21/1362 6/23/13 63 4/22/13 61 6/25/13 61 6/23/13 60 9/28/13 62 7/6/13 61 7/19/13 67 5/14/1362 8/19/13 63 4/27/13 61 8/22/13 61 7/5/13 61 4/22/13 60 5/4/13 67 6/23/1362 8/25/13 63 5/1/13 60 7/5/13 61 7/19/13 61 4/27/13 60 5/19/13 66 7/5/1361 5/17/13 63 6/24/13 60 8/25/13 61 8/30/13 61 5/8/13 60 6/24/13 65 5/19/1361 5/19/13 62 5/6/13 60 8/26/13 60 5/2/13 61 7/5/13 60 9/28/13 65 6/24/1361 6/5/13 62 5/19/13 60 8/21/13 61 8/25/13 65 8/18/1361 6/8/13 62 6/9/13 60 9/28/13 61 9/9/13 64 5/8/1361 7/5/13 62 6/21/13 61 9/28/13 64 6/20/1360 4/30/13 62 6/23/13 64 7/15/1360 5/15/13 62 9/9/13 63 4/27/1360 5/16/13 61 4/30/13 63 5/1/1360 5/21/13 61 6/27/13 63 5/6/1360 8/18/13 61 8/18/13 63 5/21/13

61 8/20/13 63 6/1/1361 8/21/13 63 6/22/1360 5/20/13 63 8/20/13

62 4/30/1362 6/9/1362 7/9/1362 9/7/1361 4/22/1361 7/8/1361 7/17/1360 4/26/1360 5/4/1360 7/14/1360 8/16/13


82 ppb 64 ppb 68 ppb 77 ppb 73 ppb 57 ppb 68 ppb 66 ppb 71 ppb 72 ppb

Value, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

Date

71 6/21/13 75 9/10/13 72 6/11/13 71 6/21/13 77 5/20/13 77 8/21/13 79 6/21/13 76 6/21/13 70 6/21/13 75 6/21/1369 5/1/13 73 8/25/13 69 5/14/13 68 6/23/13 70 7/18/13 75 8/25/13 77 7/9/13 72 6/20/13 69 5/19/13 72 8/21/1367 5/2/13 69 8/26/13 69 6/21/13 66 5/14/13 69 8/20/13 73 7/18/13 76 7/18/13 69 8/21/13 68 5/1/13 71 6/24/1366 9/10/13 69 8/27/13 69 9/10/13 66 5/18/13 68 9/10/13 72 8/20/13 73 8/19/13 67 6/23/13 68 6/20/13 71 8/19/1364 8/19/13 69 8/30/13 67 9/7/13 66 7/5/13 67 4/30/13 72 8/27/13 71 8/21/13 64 8/19/2013 66 4/27/13 70 6/23/1364 8/25/13 68 7/18/13 66 6/20/13 65 7/19/13 67 8/21/13 69 9/10/13 70 8/20/13 63 7/5/13 65 9/10/13 69 7/18/1363 6/9/13 67 7/19/13 65 4/27/13 65 8/19/13 66 6/20/13 68 5/1/13 68 4/27/13 62 6/5/13 63 8/19/13 66 6/20/1362 4/22/13 67 8/19/13 65 5/1/13 65 9/10/13 65 5/19/13 67 5/20/13 68 6/20/13 62 6/24/13 62 4/22/13 66 7/4/1362 4/27/13 66 5/9/13 65 6/17/13 64 5/1/13 64 4/28/13 67 8/18/13 68 6/22/13 61 4/27/13 62 5/9/13 66 8/20/1362 5/4/13 66 6/17/13 65 7/19/13 63 5/19/13 64 5/31/13 66 6/23/13 67 6/23/13 61 7/9/13 62 8/25/13 64 6/22/1362 5/6/13 64 5/1/13 65 8/19/13 62 6/9/13 64 6/21/13 66 8/19/13 67 6/26/13 61 9/10/13 62 9/28/13 63 6/15/1362 7/6/13 64 6/23/13 64 6/23/13 62 6/22/13 63 5/8/13 65 5/19/13 65 6/24/13 60 5/19/13 61 6/22/13 62 6/26/1362 8/21/13 64 7/7/13 63 4/22/13 62 7/14/13 63 8/18/13 65 8/30/13 65 7/5/13 60 7/14/13 61 7/5/13 62 7/9/1361 5/19/13 64 7/15/13 63 6/9/13 61 5/4/13 62 5/21/13 64 5/8/13 64 7/4/13 60 7/26/13 60 5/21/13 62 8/25/1361 7/15/13 63 4/27/13 63 8/26/13 61 6/11/13 62 8/19/13 64 5/9/13 64 9/11/13 60 8/18/13 60 6/23/13 61 5/9/1360 4/28/13 63 5/14/13 61 5/6/13 60 4/22/13 61 4/27/13 64 6/20/13 63 9/10/13 60 6/24/13 61 7/5/1360 4/29/13 63 7/5/13 61 5/9/13 60 8/18/13 61 5/1/13 64 6/21/13 62 6/9/13 60 9/18/13 60 4/27/1360 7/5/13 62 6/21/13 61 5/18/13 60 8/21/13 61 9/28/13 63 4/30/13 61 8/25/1360 7/7/13 62 6/24/13 61 5/19/13 60 8/26/13 60 4/22/13 62 4/22/13 60 5/9/13

61 5/4/13 61 6/24/13 60 4/26/13 62 5/18/13 60 5/18/1361 5/19/13 60 5/16/13 60 6/23/13 62 7/4/13 60 8/18/1361 5/20/13 60 6/22/13 60 7/5/13 62 7/19/1361 7/9/13 60 9/11/13 60 7/6/13 61 5/6/1360 8/18/13 61 6/1/13

61 7/7/1361 7/14/1360 5/7/1360 5/21/1360 6/27/1360 7/17/1360 8/26/1360 9/11/13


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable78 ppb 70 ppb 78 ppb N/A 64 ppb 62 ppb 65 ppb 87 ppb 80 ppb 76 ppb

Value, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

DateValue, ppb

Date

74 6/21/13 74 5/20/13 76 8/20/13 65 4/28/13 72 6/21/13 77 6/21/13 71 6/21/13 71 5/20/13 75 6/21/13 71 6/21/13

68 5/18/13 74 8/21/13 72 4/28/13 63 5/4/13 68 8/18/13 73 8/21/13 68 6/20/13 68 6/21/13 67 5/19/13 67 5/18/13

65 6/23/13 68 5/1/13 66 5/31/13 61 5/3/13 67 6/20/13 67 8/19/13 67 8/18/13 67 5/1/13 67 6/20/13 66 4/27/13

64 5/1/13 68 8/20/13 65 4/30/13 59 7/5/13 64 4/27/13 66 6/23/13 65 6/23/13 67 8/21/13 63 4/27/13 66 6/5/13

64 5/14/13 68 9/10/13 65 5/8/13 64 5/14/13 64 6/20/13 64 7/14/13 66 7/18/13 63 8/21/13 66 6/20/1364 7/5/13 67 7/18/13 65 5/31/13 64 6/23/13 63 9/10/13 64 8/19/13 66 9/10/13 63 9/10/13 65 6/23/1364 9/10/13 66 4/30/13 64 7/5/13 64 8/19/13 62 6/24/13 63 5/19/13 65 5/14/13 62 6/22/13 64 7/14/1363 4/27/13 66 6/20/13 64 7/6/13 62 5/1/13 62 8/18/13 62 4/27/13 64 8/25/13 62 8/19/13 63 5/1/1363 6/9/13 65 6/23/13 63 6/23/13 61 5/19/13 62 8/20/13 62 8/29/13 63 5/6/13 61 5/1/13 63 8/18/1363 8/19/13 63 6/21/13 62 5/7/13 60 5/15/13 61 4/27/13 60 5/14/13 62 5/4/13 61 7/5/13 62 8/19/1361 5/19/13 63 8/25/13 60 9/10/13 61 7/5/13 62 5/21/13 61 9/18/13 62 9/10/1361 6/22/13 62 5/21/13 61 7/9/13 62 5/31/13 61 9/28/13 61 5/5/1360 4/22/13 62 6/9/13 61 9/11/13 62 6/9/13 60 5/9/1360 4/29/13 61 4/27/13 60 6/26/13 61 4/22/1360 5/4/13 61 5/19/13 60 8/25/13 61 4/27/1360 7/14/13 61 5/31/13 60 9/28/13 61 5/7/1360 8/21/13 60 4/22/13 61 5/19/13

60 5/9/13 61 8/19/1360 8/19/13 61 9/28/13

60 4/26/1360 6/20/1360 7/5/13



7/19/13

8/19/13

4/4/13

4/30/13 8/21/13

5/14/13


Data subject to validation - updated through 9/30/13

8/19/13


9/10/13

4/22/13 6/21/13



Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

101 6/28/12 105 6/28/12 113 7/23/12 110 6/28/12 85 6/28/12 94 8/3/12 85 7/16/12 89 6/28/12 92 6/28/12 102 7/3/1278 5/19/12 104 7/23/12 105 6/28/12 88 7/6/12 84 6/9/12 91 6/28/12 84 6/9/12 82 6/9/12 91 5/19/12 101 6/28/1278 7/16/12 84 7/6/12 105 7/6/12 85 7/16/12 83 5/19/12 86 5/19/12 83 6/15/12 82 7/23/12 91 5/20/12 101 7/23/1278 8/24/12 82 8/3/12 91 7/3/12 84 6/10/12 79 6/15/12 85 6/15/12 83 7/13/12 81 5/19/12 83 6/10/12 94 7/16/1277 6/10/12 81 6/9/12 85 6/9/12 83 8/24/12 79 7/14/12 82 8/24/12 80 5/19/12 81 7/2/12 81 8/24/12 92 6/9/1273 5/20/12 81 6/15/12 84 6/24/12 81 5/19/12 78 5/15/12 81 8/31/12 80 6/27/12 80 6/15/12 81 8/25/12 88 7/5/1273 6/15/12 80 5/19/12 84 8/3/12 81 7/23/12 78 7/23/12 80 5/20/12 80 8/25/12 80 7/3/12 76 7/22/12 87 8/25/1272 7/6/12 77 7/2/12 83 6/15/12 78 5/20/12 78 8/31/12 80 7/14/12 80 9/12/12 79 7/6/12 75 6/15/12 86 6/8/1270 8/3/12 77 7/17/12 82 7/2/12 78 7/2/12 77 6/10/12 80 7/23/12 78 6/8/12 79 8/25/12 72 5/24/12 86 7/17/1269 6/9/12 76 5/24/12 82 7/17/12 77 6/9/12 77 7/16/12 79 7/13/12 77 8/4/12 79 8/31/12 72 6/14/12 85 6/15/1269 6/16/12 76 6/8/12 81 5/19/12 77 8/2/12 77 8/3/12 78 6/9/12 76 5/20/12 77 8/24/12 72 7/14/12 85 7/4/1268 7/2/12 76 8/25/12 81 8/2/12 77 8/7/12 75 5/20/12 78 6/10/12 76 6/16/12 75 8/3/12 72 7/23/12 85 8/3/1268 8/25/12 74 5/15/12 79 7/16/12 76 5/28/12 75 7/6/12 78 8/25/12 76 8/30/12 74 5/20/12 71 6/9/12 84 8/7/1267 5/28/12 74 5/20/12 79 8/24/12 76 8/3/12 75 8/24/12 76 8/26/12 75 7/5/12 74 6/16/12 71 7/30/12 83 7/22/1267 8/23/12 74 6/10/12 78 5/24/12 75 8/23/12 74 7/2/12 75 7/6/12 75 7/12/12 74 6/27/12 70 6/19/12 83 8/24/1266 7/1/12 74 7/16/12 77 6/30/12 75 8/25/12 73 8/23/12 74 6/16/12 73 5/18/12 73 6/10/12 70 8/4/12 81 5/19/1266 7/23/12 73 6/16/12 77 8/25/12 75 8/31/12 73 8/25/12 73 5/24/12 73 5/24/12 73 7/16/12 70 8/23/12 80 7/6/1266 8/2/12 73 6/24/12 76 5/15/12 72 7/22/12 72 6/16/12 73 6/19/12 73 7/14/12 72 5/15/12 69 5/15/12 79 7/21/1266 8/26/12 72 6/30/12 76 6/8/12 71 5/15/12 72 6/27/12 73 7/12/12 72 6/19/12 70 7/22/12 68 7/4/12 78 5/15/1265 5/15/12 72 7/3/12 76 7/12/12 70 5/25/12 72 7/3/12 70 6/27/12 71 5/14/12 69 6/19/12 68 7/13/12 78 7/14/1265 5/24/12 71 8/2/12 75 7/1/12 70 6/15/12 71 6/19/12 68 5/15/12 71 6/10/12 69 7/14/12 67 8/26/12 78 8/31/1263 6/30/12 71 8/24/12 75 7/4/12 70 6/27/12 70 7/13/12 68 8/23/12 71 7/25/12 68 7/4/12 64 5/23/12 77 6/27/1263 7/722 70 5/18/12 75 7/14/12 70 6/30/12 69 5/18/12 67 7/3/12 71 8/23/12 68 7/17/12 64 5/28/12 77 7/12/1261 5/25/12 70 5/27/12 74 6/16/12 69 6/19/12 69 5/24/12 67 7/5/12 70 6/28/12 67 7/12/12 64 6/18/12 76 5/20/1261 8/22/12 70 6/27/12 74 7/22/12 69 8/26/12 69 6/8/12 67 7/16/12 70 8/24/12 67 7/30/12 64 6/20/12 76 7/1/12

70 7/12/12 73 5/20/12 68 5/21/12 68 7/12/12 67 7/30/12 69 5/11/12 67 8/4/12 63 8/31/12 76 7/13/1269 7/1/12 72 5/18/12 68 5/21/12 68 7/17/12 66 5/28/12 68 6/18/12 66 5/24/12 62 7/15/12 74 6/16/1269 7/13/12 72 6/10/12 68 5/24/12 68 7/22/12 66 6/30/12 68 7/23/12 66 8/23/12 62 7/15/12 74 6/19/1267 6/14/12 71 5/23/12 67 6/16/12 66 9/12/12 66 8/2/12 68 8/22/12 65 5/18/12 61 7/16/12 74 8/23/1266 6/2/12 71 7/13/12 67 7/30/12 65 7/25/12 65 5/23/12 67 7/3/12 65 6/8/12 60 6/8/12 73 7/2/1266 7/7/12 71 8/7/12 66 7/13/12 64 5/14/12 65 7/15/12 65 6/20/12 65 7/21/12 72 5/24/1265 5/29/12 70 6/27/12 66 7/15/12 64 5/28/12 65 7/15/12 65 6/29/12 64 6/30/12 72 6/10/1265 6/3/12 67 7/5/12 66 7/15/12 64 6/14/12 64 6/8/12 65 9/11/12 64 7/1/12 71 5/18/1265 7/4/12 66 6/14/12 66 7/21/12 63 5/23/12 64 6/24/12 64 5/15/12 64 7/13/12 70 6/30/1264 5/26/12 66 7/30/12 66 9/12/12 63 7/21/12 64 7/17/12 64 6/11/12 63 5/23/12 70 8/2/1263 7/14/12 66 8/31/12 64 6/20/12 63 8/4/12 64 7/22/12 64 7/22/12 63 7/25/12 70 8/4/1262 5/28/12 65 5/27/12 64 6/24/12 63 8/30/12 63 6/14/12 64 7/30/12 63 8/2/12 69 7/25/12

62 6/29/12 65 7/21/12 64 7/17/12 62 8/7/12 63 6/20/12 63 5/28/12 62 5/28/12 68 6/24/12

62 7/21/12 65 8/23/12 64 8/22/12 61 5/27/12 63 7/25/12 62 7/21/12 62 6/14/12 68 9/12/12

62 7/30/12 64 6/3/12 63 6/8/12 61 6/24/12 63 8/4/12 60 7/15/12 61 5/27/12 67 7/18/12

62 8/23/12 63 7/11/12 63 7/1/12 61 6/30/12 62 5/18/12 60 7/15/12 61 6/24/12 67 8/30/12

61 6/17/12 63 8/6/12 63 8/15/12 60 7/4/12 62 7/2/12 61 9/12/12 66 7/7/12

61 7/22/12 63 8/19/12 62 6/29/12 60 8/2/12 62 8/7/12 60 6/18/12 66 7/30/12

60 6/23/12 62 6/19/12 61 5/23/12 61 6/18/12 60 8/7/12 65 6/3/12

60 8/7/12 61 5/14/12 61 7/12/12 61 7/4/12 65 6/14/12

61 5/28/12 60 5/14/12 61 7/21/12 65 7/11/12

61 5/29/12 60 6/21/12 64 5/23/12

61 6/18/12 60 7/7/12 64 5/28/12

61 7/26/12 60 7/31/12 63 6/18/12

61 8/4/12 60 8/30/12 62 8/6/12

60 5/11/12 62 9/16/12

60 7/25/12 61 9/6/12

60 9/6/12 61 9/11/12

60 9/12/12 60 5/11/12

60 9/16/12 60 5/2/1260 7/26/12



8/3/125/24/12 5/21/12


2012 Data Subject to ValidationMax. allowable values calculated using 75 ppb as the primary NAAQS

6/28/12 5/20/12


95 ppb 76 ppb 85 ppb 92 ppb 87 ppb 72 ppb 73 ppb 74 ppb 88 ppb 76 ppb

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

81 5/19/12 90 6/28/12 101 7/23/12 85 8/31/12 86 8/25/12 102 7/16/12 107 6/28/12 102 6/28/12 90 6/28/12 106 6/28/1279 7/13/12 85 7/3/12 93 6/28/12 83 6/28/12 84 6/9/12 94 6/15/12 90 6/10/12 88 6/10/12 87 8/3/12 82 8/7/1276 5/20/12 84 6/9/12 84 8/3/12 81 6/9/12 83 7/13/12 93 7/3/12 81 5/19/12 85 8/24/12 85 5/19/12 80 5/28/1276 6/15/12 84 7/23/12 83 6/9/12 81 8/3/12 82 6/15/12 91 7/5/12 81 7/16/12 81 7/2/12 83 8/31/12 80 6/10/1274 6/10/12 83 8/3/12 83 7/2/12 80 5/19/12 82 6/27/12 91 7/6/12 80 8/7/12 81 7/5/2012 82 8/24/12 78 8/2/1274 6/16/12 80 5/19/12 82 5/19/12 79 6/15/12 82 7/16/12 90 6/9/12 79 7/6/12 81 7/23/12 79 5/20/12 78 8/31/1274 7/16/12 80 8/31/12 79 6/15/12 77 5/20/12 81 5/19/12 87 7/23/12 79 8/31/12 79 8/3/12 78 6/9/12 76 5/19/1274 8/25/12 78 6/15/12 79 8/24/12 77 7/23/12 81 8/24/12 86 8/25/12 78 5/20/12 78 5/19/12 78 6/10/12 75 7/23/1273 5/24/12 78 8/25/12 79 8/25/12 75 7/2/12 80 7/12/12 83 6/8/12 78 7/2/12 78 8/2/12 78 7/23/12 74 5/15/1271 5/18/12 77 8/24/12 76 7/3/12 73 6/10/12 78 8/23/12 83 7/13/12 78 7/23/12 77 5/20/12 77 8/25/12 73 6/20/1271 6/9/12 76 7/16/12 76 7/6/12 73 7/6/12 77 5/20/12 82 7/17/12 78 8/2/12 77 6/9/12 76 6/15/12 73 7/16/1271 6/28/12 74 5/15/12 76 8/2/12 73 8/24/12 76 7/25/12 81 5/19/12 78 8/3/12 77 6/15/12 74 6/16/12 73 8/23/1270 7/12/12 73 6/16/12 75 6/16/12 72 6/16/12 76 8/30/12 81 7/22/12 78 8/23/12 75 8/23/12 74 7/13/12 72 6/19/1270 8/24/12 73 7/2/12 74 5/20/12 71 7/12/12 75 5/24/12 81 8/24/12 77 5/28/12 75 8/25/12 73 5/24/12 71 5/20/1269 5/15/12 73 7/12/12 74 6/10/12 71 7/13/12 75 6/16/12 80 5/24/12 77 6/9/12 73 8/31/12 73 6/27/12 71 6/9/1269 6/27/12 72 5/20/12 73 7/1/12 70 8/25/12 75 7/23/12 79 6/28/12 76 8/24/12 72 5/15/12 73 7/14/12 69 7/22/1267 6/8/12 72 6/10/12 73 7/16/12 69 8/2/12 74 8/4/12 78 5/20/12 76 8/25/12 72 8/7/12 73 8/26/12 68 5/24/1266 7/25/12 72 6/27/12 72 7/22/12 69 8/23/12 73 5/18/12 78 6/10/12 73 5/15/12 71 7/22/12 71 5/15/12 67 6/16/1264 5/14/12 71 7/6/12 71 5/15/12 68 5/14/12 73 6/28/12 78 8/23/12 73 5/24/12 70 5/28/12 70 6/19/12 67 6/27/1264 8/23/12 71 7/22/12 71 8/7/12 68 6/27/12 72 6/19/12 77 7/21/12 73 6/15/12 70 6/30/12 69 5/18/12 67 8/3/1263 9/12/12 70 7/17/12 71 8/23/12 68 8/26/12 72 7/14/12 76 7/12/12 73 7/15/12 70 7/16/12 67 8/23/12 67 8/22/1262 6/14/12 70 8/23/12 70 7/13/12 67 6/14/12 72 9/12/12 75 7/4/12 71 6/27/12 69 5/25/12 66 5/23/12 67 8/25/1262 6/19/12 69 6/19/12 69 5/24/12 66 6/30/12 71 7/5/12 74 5/28/12 71 6/30/12 69 6/27/12 66 5/28/12 66 6/15/1262 8/31/12 68 5/24/12 69 6/27/12 66 7/1/12 70 6/10/12 74 6/27/12 70 6/16/12 68 7/30/12 66 7/30/12 66 6/30/1261 5/28/12 68 6/8/12 68 5/23/12 66 7/16/12 69 6/18/12 74 8/4/12 70 6/20/12 68 8/22/12 65 6/8/12 66 8/24/1261 7/23/12 68 7/14/12 68 5/27/12 66 7/17/12 69 6/20/12 73 5/18/12 70 7/13/12 67 6/16/12 65 7/12/12 65 5/25/1261 7/30/12 66 5/18/12 68 6/30/12 65 5/24/12 68 6/8/12 73 6/19/12 70 7/22/12 67 7/15/12 64 8/4/12 65 8/30/1260 8/26/12 66 7/1/12 67 5/18/12 65 6/8/12 68 7/3/12 72 7/14/12 69 8/26/12 67 7/15/12 63 6/20/12 64 7/4/12

66 7/21/12 67 6/24/12 65 7/14/12 67 5/11/12 72 8/30/12 68 5/25/12 67 8/26/12 63 7/16/12 64 7/13/1266 8/2/12 67 7/12/12 65 7/22/12 66 5/14/12 72 9/12/12 68 6/19/12 66 6/8/12 63 7/25/12 64 9/12/1265 5/23/12 67 7/17/12 65 7/30/12 66 7/4/12 71 6/16/12 67 6/8/12 66 6/19/12 63 8/2/12 63 6/8/1265 5/27/12 65 6/8/12 65 8/7/12 65 9/11/12 71 8/3/12 67 7/21/12 66 6/24/12 63 8/7/12 62 7/2/1265 7/4/12 65 7/18/12 64 6/19/12 64 5/28/12 71 8/7/12 67 9/12/12 66 7/1/12 62 6/30/12 62 7/5/1265 7/11/12 65 7/21/12 64 6/24/12 64 7/22/12 70 5/15/12 66 6/24/12 66 7/13/12 61 5/25/12 62 7/17/1265 7/18/12 65 7/30/12 63 7/21/12 62 5/15/12 70 7/25/12 66 7/17/12 65 5/14/12 61 6/18/12 62 8/26/1265 7/30/12 65 8/31/12 62 5/14/12 61 6/11/12 68 7/30/12 66 8/30/12 65 5/24/12 61 6/24/12 62 9/13/1265 8/4/12 65 9/12/12 62 5/23/12 61 7/30/12 68 8/31/12 65 8/22/12 65 6/20/12 61 7/21/12 62 9/16/1263 5/28/12 63 6/19/12 62 7/15/12 60 5/23/12 67 5/11/12 64 5/14/12 65 7/17/12 60 5/14/12 60 5/21/1263 6/30/12 63 8/4/12 62 7/15/12 60 5/27/12 67 6/20/12 64 5/18/12 65 9/12/12 60 6/14/1263 7/25/12 62 6/14/12 62 8/4/12 60 6/14/12 67 7/2/12 63 7/4/12 64 7/6/12 60 7/22/1263 8/7/12 62 7/14/12 61 7/25/12 60 7/21/12 65 6/14/12 63 7/5/12 64 7/12/12 60 9/12/1263 9/12/12 61 7/4/12 60 5/18/12 60 8/26/12 65 6/18/12 63 7/15/12 62 5/23/1262 5/14/12 61 7/7/12 60 5/25/12 65 6/30/12 62 5/21/12 62 6/29/1262 6/24/12 61 9/6/12 60 7/3/12 63 5/2/12 62 5/23/12 61 5/27/1262 7/13/12 60 5/14/12 60 7/7/12 62 5/14/12 61 7/3/12 61 7/25/1261 6/14/12 60 5/28/12 60 9/12/12 62 9/11/12 61 7/12/12 61 8/30/1260 6/3/12 60 5/29/12 61 6/3/12 60 6/21/12 60 7/4/1260 7/5/12 60 6/3/12 61 6/11/12 60 7/1/12

60 6/18/12

8/2/126/28/12 5/24/12 6/9/12 6/10/12


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable92 ppb 85 ppb 87 ppb N/A 85 ppb 71 ppb 84 ppb 90 ppb 91 ppb 93 ppb

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

Value, ppb

DateValue,

ppbDate

91 6/28/12 89 6/9/12 92 8/24/12 79 5/19/12 100 6/28/12 97 6/28/12 91 6/28/12 79 7/16/12 89 6/28/12 96 6/28/1286 8/31/12 88 7/13/12 89 5/19/12 79 5/20/12 97 7/23/12 87 6/10/12 88 7/23/12 78 6/9/12 83 5/19/12 88 7/23/12

83 7/2/12 87 7/16/12 89 6/27/12 76 8/4/12 88 5/19/12 83 8/24/12 85 7/6/12 78 6/15/12 82 7/13/12 84 5/19/12

80 5/19/12 86 6/15/12 85 6/15/12 74 6/16/12 88 6/15/12 79 7/2/12 85 8/3/12 77 5/19/12 79 5/20/12 84 6/15/12

78 6/9/12 83 6/27/12 84 5/20/12 73 8/25/12 84 8/24/12 78 6/9/12 84 5/19/12 72 5/20/12 78 6/15/12 83 5/20/1278 8/3/12 81 6/8/12 81 5/24/12 72 8/30/12 83 5/20/12 76 8/2/12 84 6/10/12 72 6/27/12 78 8/24/12 82 7/12/1277 5/20/12 79 5/19/12 80 6/9/12 71 5/24/12 83 8/3/12 75 5/19/12 82 5/20/12 72 7/25/12 77 6/10/12 81 6/9/1277 6/15/12 77 5/20/12 80 8/25/12 70 6/10/12 82 6/10/12 75 8/25/12 82 7/2/12 71 5/24/12 77 7/23/12 81 6/10/1277 7/23/12 77 5/24/12 79 5/18/12 67 7/13/12 78 6/9/12 75 8/31/12 81 6/15/12 71 6/10/12 75 8/25/12 78 8/24/1273 6/16/12 77 8/30/12 79 6/16/12 65 5/14/12 78 7/2/12 74 7/16/12 80 8/24/12 69 5/18/12 74 6/9/12 76 8/31/1273 8/24/12 76 8/25/12 79 8/30/12 77 5/15/12 74 7/23/12 78 6/9/12 68 6/8/12 74 7/6/12 75 6/16/1272 6/10/12 75 6/16/12 77 7/13/12 76 7/6/12 74 8/23/12 78 8/23/12 68 7/12/12 73 6/19/12 74 5/15/1271 8/25/12 75 7/23/12 76 6/10/12 75 7/3/12 72 6/15/12 77 6/30/12 68 7/13/12 72 8/26/12 74 7/22/1270 8/23/12 75 7/25/12 75 6/20/12 75 8/23/12 72 7/6/12 77 8/25/12 68 8/25/12 71 5/24/12 74 8/25/1269 6/27/12 75 8/24/12 70 5/25/12 74 6/16/12 72 8/3/12 74 8/26/12 67 5/15/12 71 6/27/12 73 5/24/1269 8/26/12 73 6/19/12 70 9/11/12 74 8/2/12 71 5/20/12 73 5/24/12 67 6/16/12 71 7/4/12 72 7/13/1268 5/15/12 73 6/28/12 68 7/14/12 73 8/25/12 71 5/28/12 72 6/16/12 67 8/30/12 71 7/14/12 72 8/26/1268 6/19/12 73 9/12/12 68 8/22/12 72 6/30/12 70 7/12/12 71 5/15/12 66 6/18/12 70 5/15/12 71 7/6/1267 6/30/12 72 5/18/12 66 5/14/12 72 7/1/12 69 6/16/12 70 7/12/12 66 8/24/12 70 8/31/12 70 7/7/1267 7/12/12 72 6/10/12 66 6/11/12 72 7/22/12 68 5/15/12 70 7/22/12 65 5/14/12 69 7/16/12 70 7/16/1267 7/13/12 72 6/20/12 66 7/16/12 71 7/16/12 68 7/13/12 70 8/2/12 65 5/11/12 69 8/4/12 70 8/23/1266 5/24/12 72 7/12/12 65 5/11/12 70 5/23/12 68 8/26/12 68 7/13/12 65 6/19/12 68 6/20/12 69 7/2/1266 6/14/12 71 8/4/12 64 7/12/12 70 5/25/12 67 5/25/12 67 5/25/12 65 6/28/12 68 7/30/12 68 5/23/1266 7/16/12 70 6/18/12 62 8/4/12 70 5/27/12 67 6/19/12 67 5/28/12 64 8/23/12 67 6/19/12 68 6/30/1266 8/2/12 70 7/3/12 61 5/23/12 70 5/28/12 66 5/23/12 67 7/1/12 63 6/20/12 67 7/5/12 67 5/18/1265 5/18/12 69 5/14/12 61 6/28/12 70 6/24/12 66 5/24/12 67 7/16/12 63 7/23/12 66 7/15/12 67 6/27/1265 7/17/12 69 7/14/12 60 5/28/12 70 8/7/12 66 6/27/12 66 7/7/12 62 8/4/12 66 7/5/12 67 7/3/1265 7/25/12 69 8/23/12 60 8/23/12 70 8/26/12 66 8/7/12 66 7/30/12 62 9/11/12 66 8/23/12 66 5/27/1264 6/8/12 67 5/11/12 69 6/27/12 66 8/22/12 66 8/7/12 61 5/28/12 64 5/28/12 66 5/28/1264 7/3/12 66 5/15/12 69 7/30/12 65 6/8/12 65 5/27/12 64 7/25/12 66 6/8/1264 7/30/12 66 5/28/12 68 5/24/12 65 6/20/12 65 6/8/12 63 5/18/12 66 7/1/1263 5/28/12 66 8/22/12 68 7/12/12 65 6/30/12 65 6/24/12 63 6/8/12 66 7/14/1263 7/14/12 66 9/11/12 68 7/13/12 65 7/11/12 65 6/29/12 63 7/17/12 66 7/15/1263 7/21/12 63 6/14/12 68 7/17/12 64 6/24/12 65 7/11/12 63 7/21/12 66 7/15/1263 7/22/12 63 7/5/12 68 7/18/12 64 7/22/12 65 7/15/12 63 8/3/12 66 7/30/1262 6/20/12 63 7/21/12 67 5/18/12 63 7/30/12 65 7/15/12 62 5/14/12 65 6/19/1262 6/24/12 63 7/30/12 67 6/8/12 61 7/1/12 65 7/17/12 62 7/12/12 64 5/25/1262 9/12/12 62 6/11/12 67 7/7/12 61 7/14/12 64 5/23/12 62 7/22/12 64 6/14/1261 5/14/12 62 7/22/12 67 7/15/12 64 8/31/12 62 9/12/12 64 7/17/1261 7/1/12 61 5/23/12 67 7/15/12 63 5/14/12 61 6/30/12 63 7/21/1261 7/4/12 60 5/27/12 66 7/11/12 63 6/27/12 60 6/21/12 63 9/12/1261 7/14/12 60 9/13/12 66 9/12/12 63 7/3/12 60 7/3/12 61 5/14/1261 7/15/12 65 7/25/12 62 9/12/12 61 6/20/1261 8/4/12 64 7/26/12 61 6/20/12 61 9/6/1260 5/23/12 63 5/14/12 61 7/14/12 60 6/21/1260 6/29/12 63 6/20/12 61 7/25/12 60 6/24/1260 8/7/12 63 7/4/12 60 5/18/12 60 7/4/12

62 7/5/12 60 6/19/1262 7/10/12 60 7/21/1261 5/12/1261 7/14/1261 8/22/1260 6/19/1260 7/31/1260 8/4/1260 8/30/1260 9/6/12

6/15/12 8/3/127/16/12 7/23/12








ppb Date

84 6/7/11 87 9/2/11 96 9/1/11 88 6/7/11 81 6/8/11 84 7/1/11 83 6/7/11 86 7/20/11 78 6/7/11 98 6/8/1180 7/1/11 85 9/1/11 91 6/7/11 87 9/1/11 80 6/7/11 77 6/6/11 80 7/20/11 81 6/8/11 72 7/1/11 96 6/7/1179 7/19/11 85 7/21/11 86 6/8/11 84 7/19/11 79 7/20/11 74 6/8/11 73 7/16/11 79 7/16/11 71 7/16/11 96 7/20/1174 9/1/11 81 7/17/11 82 7/20/11 83 7/1/11 77 7/16/11 73 6/7/11 71 6/6/11 78 6/7/11 70 7/17/11 87 9/1/1171 6/8/11 77 7/16/11 80 9/2/11 79 6/8/11 75 7/17/11 73 7/16/11 70 7/10/11 75 7/17/11 65 6/8/11 82 9/2/1171 7/10/11 76 7/18/11 79 7/16/11 79 7/17/11 73 6/6/11 71 7/31/11 69 6/8/11 70 6/6/11 61 7/20/11 82 7/17/1169 6/6/11 73 7/31/11 77 7/17/11 78 7/10/11 67 7/10/11 69 6/4/11 69 8/17/11 68 7/10/11 61 8/13/11 77 7/10/1169 7/17/11 72 7/8/11 77 7/21/11 77 9/3/11 63 7/24/11 69 7/17/11 67 6/3/11 67 9/1/11 60 6/4/11 77 7/16/1167 6/18/11 72 9/3/11 75 7/11/11 76 9/2/11 63 6/3/11 68 5/21/11 64 9/1/11 65 9/2/11 75 7/11/1166 7/5/11 71 6/7/11 75 6/4/11 75 6/30/11 62 6/5/11 68 5/12/11 63 5/22/11 64 6/19/11 71 8/24/1166 8/13/11 70 6/18/11 72 7/18/11 73 6/6/11 62 6/18/11 66 6/21/11 62 5/12/11 62 6/18/11 70 8/17/1164 7/24/11 70 6/30/11 67 6/4/11 73 6/4/11 61 5/12/11 66 9/2/11 62 7/17/11 61 7/18/11 69 7/18/1163 6/30/11 69 6/17/11 66 6/6/11 72 7/20/11 61 5/13/11 65 9/1/11 61 9/2/11 61 7/24/11 67 6/6/1163 7/8/11 67 7/2/11 66 7/8/11 71 6/5/11 61 7/21/11 65 9/3/11 60 5/30/11 60 6/5/11 67 6/27/1162 7/2/11 67 6/8/11 65 7/10/11 70 6/18/11 60 5/22/11 64 5/13/11 60 7/11/11 67 7/28/1162 7/21/11 66 7/5/11 65 6/5/11 70 7/22/11 60 6/1/11 64 7/20/11 65 6/18/1161 6/17/11 66 7/10/11 65 6/17/11 70 7/24/11 60 6/19/11 63 5/11/11 65 6/19/1161 7/4/11 66 7/11/11 65 7/23/11 70 7/31/11 62 6/3/11 65 7/2/1161 7/20/11 64 6/5/11 65 8/24/11 71 8/19/11 62 8/31/11 65 7/5/1161 9/3/11 64 6/4/11 64 6/27/11 69 7/23/11 61 7/2/11 64 6/5/11

64 7/15/11 64 8/17/11 69 7/2/11 61 7/10/11 64 7/15/1163 6/6/11 63 7/31/11 69 8/13/11 61 7/21/11 64 7/21/1163 7/20/11 63 6/3/11 66 7/5/11 60 6/5/11 64 7/31/1163 8/31/11 63 6/18/11 66 7/21/11 60 6/19/11 64 8/2/1161 6/26/11 63 7/5/11 65 7/30/11 60 7/15/11 62 6/4/1161 8/17/11 63 7/15/11 63 7/3/11 62 6/4/1160 8/2/11 62 9/3/11 63 6/17/11 62 6/3/11

61 5/23/11 62 5/20/11 62 9/3/1161 8/2/11 62 5/12/11 61 6/1/1160 6/1/11 62 5/29/11 61 7/8/1160 7/28/11 62 7/4/11 61 7/24/11

62 7/16/11 60 5/22/1162 8/12/11 60 6/30/1162 8/17/1161 5/13/1160 6/1/1160 6/27/1160 7/8/1160 7/18/11








77 6/7/11 87 6/8/11 80 9/2/11 77 7/16/11 90 6/7/11 104 6/7/11 88 9/1/11 87 7/1/11 85 7/1/11 88 6/7/1174 6/8/11 85 6/7/11 76 7/17/11 72 6/7/11 84 7/20/11 91 7/20/11 85 6/7/11 81 7/17/11 79 6/6/11 81 7/20/1167 6/6/11 85 7/20/11 74 7/16/11 72 6/8/11 79 6/6/11 89 6/8/11 82 9/3/11 79 6/5/11 78 5/12/11 77 6/4/1167 7/16/11 78 7/17/11 74 6/8/11 70 9/1/11 72 7/10/11 77 9/1/11 78 7/1/11 78 6/7/11 74 6/8/11 76 7/1/1165 7/20/11 75 7/16/11 74 6/7/11 69 6/6/11 72 7/16/11 74 7/10/11 76 6/8/11 77 6/8/2011 73 6/7/11 74 6/8/1164 5/21/11 74 9/2/11 72 9/1/11 69 6/18/11 68 6/3/11 73 7/17/11 73 6/4/11 73 7/19/11 71 7/17/11 73 7/17/1164 6/3/11 73 9/1/11 70 7/18/11 69 7/17/11 66 6/8/11 70 6/6/11 72 7/17/11 73 9/2/11 69 6/4/11 72 9/3/1161 5/22/11 69 6/6/11 69 6/6/11 68 6/19/11 66 8/17/11 70 7/16/11 71 7/10/11 72 6/4/11 68 7/31/11 71 8/17/1161 7/17/11 69 7/10/11 68 6/18/11 67 5/11/11 64 5/22/11 68 8/17/11 71 7/20/11 72 5/13/11 67 7/16/11 68 5/30/1160 6/4/11 67 7/11/11 68 9/3/11 66 6/5/11 63 5/12/11 64 7/5/11 70 6/18/11 72 7/10/11 65 7/20/11 68 9/2/11

65 6/18/11 67 7/20/11 66 7/1/11 61 7/8/11 63 7/31/11 70 7/23/11 71 6/6/11 64 5/21/11 67 7/5/1163 6/4/11 66 7/2/11 65 6/30/11 61 9/1/11 63 7/11/11 70 8/19/11 71 7/16/11 64 9/2/11 66 5/31/1163 6/19/11 66 7/31/11 65 6/3/11 60 5/30/11 62 5/12/11 69 7/31/11 71 9/1/11 63 9/1/11 66 7/23/1163 7/18/11 65 6/5/11 65 9/2/11 60 7/15/11 61 6/27/11 68 5/30/11 71 9/3/11 62 5/11/11 66 8/13/1163 8/24/11 65 6/4/11 65 9/3/11 60 7/23/11 60 5/22/11 67 6/6/11 70 6/18/11 61 5/13/11 65 7/31/1162 7/15/11 65 7/10/11 64 7/31/11 60 5/31/11 66 7/5/11 69 6/30/11 61 6/1/11 65 9/1/1161 6/27/11 65 7/21/11 63 6/4/11 60 7/15/11 66 8/13/11 69 8/19/11 61 6/19/11 64 6/18/1160 6/30/11 64 6/30/11 63 7/15/11 60 7/28/11 66 9/2/11 68 7/20/11 61 7/10/11 63 8/12/1160 7/2/11 64 7/5/11 60 5/13/11 64 7/2/11 66 7/24/11 61 7/21/11 61 6/1/1160 7/24/11 64 8/24/11 60 5/21/11 64 7/16/11 66 8/13/11 61 7/23/11 61 7/16/1160 7/28/11 62 6/19/11 60 6/1/11 63 5/12/11 65 7/21/11 60 6/3/11 60 8/19/11

62 7/15/11 60 7/2/11 63 8/17/11 64 7/23/11 60 7/5/1160 6/1/11 62 8/12/11 64 7/2/1160 7/28/11 61 7/21/11 63 7/22/11

61 7/22/11 62 7/4/1161 8/24/11 62 8/12/1160 5/22/11 61 6/1/1160 6/1/11 61 8/5/1160 6/30/11 60 8/17/11

260370001 261050007 261530001 260910007 260991003 261610008Rose Lake Scottville Seney Tecumseh Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable98 ppb 89 ppb 86 ppb 94 ppb 80 ppb 96 ppb




ppb Date

78 6/7/11 94 6/7/11 78 6/6/11 85 7/1/11 87 9/1/11 88 7/1/1178 7/16/11 85 7/20/11 74 6/7/11 79 6/8/11 82 7/1/11 79 6/18/1174 6/8/11 79 6/6/11 69 7/20/11 76 6/7/11 82 6/7/11 78 6/6/1171 6/6/11 72 7/10/11 66 7/1/11 76 6/6/11 81 7/17/11 77 6/8/1171 7/17/11 70 7/16/11 66 7/9/11 73 6/18/11 76 6/8/11 75 6/7/1170 5/11/11 68 8/17/11 64 7/10/11 73 9/1/11 76 7/10/11 72 9/1/1169 7/1/11 67 6/3/11 63 7/16/11 73 9/2/11 71 6/6/11 70 6/5/1166 6/4/11 64 6/8/11 60 4/1/11 72 7/10/11 71 9/2/11 70 7/10/1166 9/2/11 63 5/22/11 71 6/4/11 71 9/3/11 70 7/16/1165 6/5/11 62 7/5/11 71 7/21/11 70 6/30/11 69 6/4/1165 6/19/11 62 7/17/11 69 6/5/11 70 6/5/11 69 7/17/1164 6/18/11 60 7/8/11 69 7/8/11 69 6/18/11 67 9/2/1163 6/3/11 60 7/23/11 69 7/17/11 69 7/19/11 66 9/3/1162 5/13/11 68 7/2/11 68 6/4/11 66 7/8/1162 7/10/11 68 9/3/11 68 7/20/11 66 7/19/1162 7/31/11 67 6/30/11 68 8/13/11 64 7/15/1162 9/1/11 66 7/19/11 67 7/31/11 63 7/21/1161 9/3/11 64 5/21/11 67 7/16/11 63 7/31/1161 5/21/11 64 5/11/11 67 8/19/11 63 8/5/1161 6/1/11 63 6/1/11 64 7/16/11 62 5/21/1161 7/2/11 63 8/13/11 63 5/12/11 61 6/26/1160 5/12/11 62 8/17/11 63 7/24/11 61 7/2/1160 7/21/11 62 5/12/11 63 7/23/11 61 6/30/11

62 7/15/11 63 7/30/11 61 5/12/1161 6/27/11 61 7/2/11 61 6/1/1161 7/16/11 61 6/17/11 61 6/26/1161 7/20/11 61 8/17/11 61 8/13/1160 8/24/11 61 8/20/11 60 5/13/11

60 5/20/11 60 7/20/1160 5/22/11 60 8/19/1160 7/3/1160 7/22/11


Data validated through 9/30/2011Max. allowable values calculated using 75 ppb as the primary NAAQS










ppb Date

71 7/14/10 73 8/19/10 79 5/26/10 82 5/26/10 76 9/21/10 74 8/20/10 74 7/3/10 73 9/21/10 78 8/29/10 77 9/21/1071 8/29/10 71 4/15/10 74 4/15/10 82 7/15/10 74 4/15/10 74 5/24/10 74 5/30/10 72 5/26/10 73 5/26/10 76 7/6/1069 8/10/10 71 4/10/10 74 9/21/10 78 7/3/10 70 7/3/10 72 4/15/10 73 6/25/10 72 4/15/10 69 6/18/10 75 4/15/1069 5/27/10 69 4/14/10 72 4/10/10 78 7/6/10 67 5/26/10 70 8/28/10 72 4/14/10 69 7/3/10 69 4/15/10 73 7/3/1068 7/3/10 68 5/26/10 72 8/11/10 78 8/29/10 66 4/1/10 67 8/29/10 71 4/15/10 65 4/10/10 69 8/28/10 72 6/26/1067 5/26/10 68 9/21/10 70 4/14/10 76 4/15/10 66 5/30/10 66 8/13/10 69 8/2/10 65 5/30/10 67 7/7/10 70 5/26/1065 8/30/10 67 8/20/10 70 5/29/10 76 8/12/10 64 7/2/10 65 5/26/10 68 4/1/10 64 7/6/10 65 5/30/10 70 8/19/1064 7/4/10 66 8/11/10 70 5/30/10 72 7/7/10 63 4/10/10 65 9/21/10 68 7/6/10 64 8/2/10 65 7/4/10 69 4/10/1063 4/15/10 65 7/3/10 68 6/26/10 72 8/2/10 63 4/14/10 64 5/30/10 68 8/29/10 63 8/8/10 64 4/30/10 69 5/30/1062 5/28/10 64 5/30/10 68 7/3/10 71 8/31/10 63 8/2/10 63 5/25/10 67 8/28/10 62 7/27/10 63 9/21/10 69 8/9/1061 8/2/10 64 6/2/10 67 6/25/10 70 5/27/10 63 8/3/10 63 5/27/10 66 4/2/10 62 8/20/10 62 5/31/10 68 4/14/1061 6/18/10 62 6/26/10 66 8/20/10 70 6/18/10 62 7/6/10 62 4/1/10 65 4/30/10 61 4/14/10 62 6/26/10 68 7/4/10

62 7/27/10 65 6/22/10 68 5/30/10 62 8/20/10 62 5/20/10 65 8/31/10 61 7/2/10 61 5/23/10 68 8/3/1061 5/24/10 65 7/7/10 67 8/3/10 61 4/2/10 61 4/10/10 63 5/26/10 61 8/3/10 60 5/24/10 68 8/29/1061 6/25/10 65 7/23/10 67 8/4/10 61 4/30/10 61 4/30/10 63 8/27/10 61 8/29/10 60 8/30/10 67 8/7/1061 7/14/10 64 7/2/10 67 8/11/10 61 5/24/10 61 5/23/10 62 6/18/10 60 7/4/10 67 8/8/1061 8/28/10 64 7/6/10 67 8/15/10 61 6/25/10 61 6/18/10 61 4/4/10 60 8/1/10 66 6/25/1060 6/1/10 64 8/19/10 67 8/30/10 60 8/29/10 60 4/2/10 61 8/9/10 60 8/7/10 66 7/16/1060 6/18/10 63 5/3/10 66 5/20/10 60 5/18/10 60 5/25/10 60 8/28/10 65 6/22/1060 7/2/10 63 6/2/10 65 7/14/10 60 6/11/10 60 6/1/10 65 7/7/1060 7/17/10 63 7/16/10 65 8/28/10 60 7/3/10 65 8/11/10

62 4/1/10 64 6/11/10 64 8/2/1062 7/14/10 64 7/27/10 64 8/20/1062 7/27/10 63 6/1/10 63 5/24/1062 8/2/10 63 8/19/10 63 5/29/1061 6/9/10 62 4/21/10 63 7/2/1061 7/5/10 62 7/20/10 63 7/5/1061 8/3/10 62 8/20/10 63 8/10/1061 8/9/10 62 9/21/10 63 8/28/1060 5/4/10 61 5/24/10 62 4/1/1060 7/17/10 61 5/28/10 62 5/4/1060 8/27/10 61 6/4/10 62 5/20/1060 8/28/10 61 8/13/10 62 6/18/10

61 8/18/10 61 5/5/1060 4/1/10 61 8/27/1060 5/23/10 60 4/2/1060 7/26/10 60 7/14/1060 8/14/10 60 8/1/1060 9/1/10








69 4/1/10 76 9/21/10 76 4/15/10 74 4/15/10 77 7/3/10 79 7/6/10 89 7/7/10 82 5/26/10 75 4/15/10 85 7/6/1069 4/15/10 73 4/15/10 69 4/10/10 67 5/24/10 73 5/30/10 77 8/2/10 86 8/29/10 75 4/15/10 68 5/24/10 82 7/4/1065 4/30/10 73 5/26/10 69 7/3/10 67 7/3/10 71 4/14/10 77 7/3/10 77 7/4/10 75 7/27/10 67 8/28/10 77 7/3/1065 5/30/10 72 7/3/10 67 8/19/10 65 5/26/10 68 4/15/10 76 9/21/10 76 8/30/10 73 7/14/10 66 5/23/10 76 8/2/1065 7/3/10 67 4/10/10 65 5/30/10 65 9/21/10 67 5/24/10 74 5/30/10 76 8/31/10 71 8/29/2010 66 5/30/10 76 8/31/1063 4/14/10 67 7/6/10 64 4/14/10 64 5/30/10 66 6/25/10 74 8/29/10 75 5/26/10 69 7/3/10 66 8/29/10 74 4/15/1063 5/24/10 65 5/30/10 64 6/22/10 63 4/1/10 65 7/6/10 73 7/4/10 74 7/6/10 68 5/27/10 66 9/21/10 74 6/26/1062 4/2/10 64 8/2/10 64 9/21/10 63 4/10/10 65 8/29/10 72 7/16/10 73 7/3/10 66 5/30/10 65 5/26/10 74 8/29/1062 5/26/10 64 8/8/10 63 5/26/10 61 6/18/10 64 4/30/10 69 4/14/10 73 7/8/10 66 7/4/10 65 7/4/10 73 8/3/1062 8/29/10 64 8/10/10 63 8/20/10 61 6/21/10 63 8/28/10 69 4/15/10 72 4/15/10 66 8/30/10 65 8/20/10 72 8/30/1061 5/1/10 63 4/14/10 62 7/2/10 60 7/4/10 62 4/1/10 69 5/26/10 68 5/30/10 65 6/18/10 64 4/1/10 70 5/26/1060 6/18/10 63 5/29/10 62 7/14/10 60 8/29/10 62 6/18/10 69 6/25/10 68 6/11/10 65 7/6/10 64 6/11/10 69 9/1/1060 8/28/10 63 6/25/10 61 6/2/10 62 8/2/10 69 8/20/10 68 8/2/10 64 5/20/10 63 4/10/10 67 7/5/10

63 6/26/10 61 6/26/10 61 5/25/10 68 8/7/10 68 9/21/10 64 7/2/10 63 4/30/10 66 7/8/1063 8/19/10 61 7/23/10 61 5/26/10 68 8/8/10 67 6/18/10 64 9/21/10 63 6/18/10 65 4/30/1062 7/2/10 61 8/10/10 61 7/2/10 66 6/18/10 67 7/15/10 63 8/31/10 63 7/3/10 65 7/15/1062 7/4/10 60 4/1/10 61 7/5/10 65 5/24/10 67 8/3/10 62 6/25/10 62 5/18/10 65 9/21/1062 8/3/10 60 8/12/10 61 8/31/10 65 5/29/10 67 8/28/10 62 8/2/10 62 5/25/10 63 6/11/1062 8/11/10 60 4/2/10 65 7/5/10 66 9/1/10 62 8/12/10 62 6/26/10 63 8/18/1062 8/20/10 60 8/9/10 64 4/1/10 65 6/26/10 62 8/20/10 61 5/31/10 62 6/18/1062 8/29/10 60 8/27/10 64 7/11/10 65 7/27/10 61 6/17/10 61 6/21/10 62 7/27/1061 7/5/10 64 8/27/10 65 8/18/10 61 6/26/10 60 4/2/10 62 8/27/1061 8/7/10 63 8/28/10 65 8/27/10 61 8/4/10 60 7/2/10 61 7/11/1061 8/13/10 61 5/4/10 64 5/31/10 61 8/28/10 60 7/27/10 60 5/30/1060 4/1/10 61 5/5/10 63 5/20/10 60 4/1/10 60 8/2/10 60 7/7/1060 5/24/10 61 7/2/10 62 4/30/10 60 4/10/10 60 8/28/1060 6/18/10 61 8/11/10 62 7/11/10 60 4/21/1060 7/27/10 60 4/2/10 62 8/4/10 60 5/24/1060 8/9/10 61 4/1/10 60 7/5/1060 8/28/10 61 5/23/10 60 7/7/10

61 5/24/1061 5/27/1061 6/17/1060 7/5/1060 8/15/1060 9/23/10

260370001 261050007 261530001 260910007 260991003 261610008Rose Lake Scottville Seney Tecumseh Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable95 ppb 91 ppb 100 ppb 88 ppb 82 ppb 93 ppb




ppb Date

75 4/15/10 78 7/3/10 91 7/3/10 67 9/21/10 81 5/26/10 74 4/15/1068 5/24/10 72 5/30/10 79 8/29/10 67 5/27/10 76 8/29/10 70 7/27/1066 9/21/10 70 4/14/10 78 5/30/10 67 5/26/10 74 7/3/10 67 8/20/1065 4/10/10 70 4/15/10 75 7/2/10 66 5/24/10 74 4/15/10 66 5/26/1064 4/1/10 65 6/25/10 73 8/28/10 65 7/3/10 72 5/30/10 64 5/27/1063 7/3/10 65 7/5/10 72 5/25/10 65 7/6/10 68 7/4/10 63 5/23/1062 5/30/10 65 8/29/10 69 4/1/10 64 7/4/10 67 7/6/10 63 7/3/1062 6/18/10 64 8/2/10 69 5/23/10 64 7/27/10 67 8/2/10 63 7/4/1062 8/13/10 63 4/1/10 67 6/18/10 63 5/20/10 67 8/31/10 63 8/28/1061 7/4/10 63 5/26/10 67 8/27/10 63 5/30/10 66 7/14/10 63 8/29/1061 8/20/10 63 6/18/10 66 7/4/10 63 6/18/10 65 5/20/10 62 5/30/1061 8/29/10 62 4/30/10 65 4/15/10 62 5/25/10 65 5/27/10 62 7/2/1060 6/21/10 62 8/28/10 64 8/30/10 61 7/5/10 65 8/12/10 62 7/14/10

60 5/4/10 63 4/2/10 61 8/2/10 64 6/18/10 61 4/10/1060 7/2/10 62 4/14/10 61 8/19/10 64 7/27/10 61 7/6/10

62 4/30/10 61 8/31/10 64 8/28/10 60 5/24/1061 5/26/10 60 5/23/10 64 8/30/10 60 6/18/1060 5/21/10 60 5/28/10 64 9/21/10 60 9/21/10

60 6/26/10 63 8/3/1060 7/2/10 62 6/11/1060 7/8/10 62 6/25/1060 7/15/10 62 6/26/1060 7/17/10 62 7/8/1060 8/13/10 62 7/15/1060 8/30/10 62 7/20/1060 9/23/10 61 6/1/10

60 4/10/1060 5/31/1060 7/5/1060 7/7/10


Data validated through 9/30/2010Max. allowable values calculated using 75 ppb as the primary NAAQS










ppb Date

73 6/23/09 79 6/25/09 81 5/21/09 86 6/24/09 79 5/21/09 72 5/21/09 82 5/20/09 82 5/21/09 76 8/14/09 92 5/21/0966 8/14/09 75 6/24/09 73 6/24/09 74 4/18/09 74 5/20/09 68 5/20/09 75 6/23/09 74 6/24/09 72 5/21/09 83 6/24/0965 5/20/09 73 5/21/09 71 6/23/09 74 6/25/09 73 6/24/09 67 4/18/09 72 4/17/08 71 5/20/09 71 5/20/09 79 5/20/0963 4/18/09 72 5/20/09 70 5/20/09 73 5/21/09 71 6/23/09 66 6/24/09 69 5/21/09 66 4/18/09 66 4/18/09 76 6/5/09

261130001 261390005 260770008 260650012 261630016 261010922 261210039 260990009 261250001 260492001Houghton Lake Jenison Kalamazoo Lansing Linwood Manistee (tribal) Muskegon New Haven Oak Park OtisvilleMax Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

85 ppb 72 ppb 76 ppb 77 ppb n/a 79 ppb 69 ppb 61 ppb 67 ppb 74 ppbValue,






69 5/21/09 82 5/21/09 78 6/25/09 72 5/21/09 81 5/20/09 88 5/21/09 95 6/24/09 77 8/14/09 73 5/21/0968 5/20/09 76 6/24/09 75 5/21/05 70 5/20/09 70 5/21/09 79 5/20/09 77 5/21/09 74 5/21/09 71 4/18/0965 4/18/09 70 5/20/09 74 6/24/09 69 4/18/09 69 4/17/08 75 6/24/09 74 8/15/09 74 4/18/09 70 8/14/0965 4/24/09 70 6/23/09 71 5/20/09 69 6/24/09 68 4/18/09 74 6/23/09 73 4/18/09 73 6/24/09 69 5/20/09

260890001 261470005 260370001 261050007 261530001 261630015 260910007 260991003 261610008Pashawbestown Port Huron Rose Lake Scottville Seney SW HS Tecumseh Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable86 ppb 71 ppb 78 ppb 76 ppb 78 ppb n/a 74 ppb 64 ppb 81 ppb






75 5/20/09 70 5/21/09 80 5/20/09 82 5/20/09 77 6/25/09 83 6/24/09 68 5/21/0974 5/21/09 70 5/20/09 74 5/21/09 69 8/15/09 70 6/15/09 75 5/21/09 68 4/18/0972 4/18/09 67 4/18/09 68 4/18/09 64 4/24/09 69 5/20/09 73 4/18/09 67 6/25/0971 8/15/09 64 5/19/09 68 5/19/09 63 8/16/09 67 8/14/09 73 8/15/09 65 7/10/09No Valid Data

6/24/2009

Monitor discontinued due to lack of

funding


6/23/2009

Dates shown above a site are the date the violation occurred

5/20/2009 5/3/2009

6/5/2009 5/23/2009 6/24/2009




funding









ppb Date

79 8/23/08 75 6/26/08 85 7/17/08 83 8/23/08 83 7/17/08 79 6/12/08 87 7/15/08 82 7/17/08 77 4/19/08 100 7/17/0872 7/28/08 75 7/18/08 82 7/18/08 78 7/18/08 72 7/15/08 75 4/19/08 76 7/17/08 67 7/15/08 74 4/18/08 77 7/16/0868 4/18/08 74 7/17/08 75 6/26/08 78 7/29/08 70 4/19/08 69 8/22/08 66 7/6/08 67 4/20/08 69 8/22/08 74 7/27/0867 7/6/08 71 5/6/08 73 5/6/08 76 7/28/08 69 6/11/08 68 8/21/08 66 6/25/08 66 6/12/08 66 4/20/08 73 6/14/08

75 9/3/08


78 ppb 56 ppb 78 ppb 76 ppb n/a 61 ppb 51 ppb 56 ppb 69 ppb 68 ppbValue,






81 4/19/08 84 7/17/08 79 7/18/08 75 6/12/08 80 7/15/08 99 7/17/08 82 8/23/08 77 9/3/08 80 4/19/0876 6/12/08 68 6/12/08 78 7/17/08 72 8/21/08 77 7/17/08 80 7/15/08 80 9/3/08 76 9/2/08 71 6/12/0872 4/20/08 67 6/14/08 76 8/27/08 71 8/27/08 65 7/6/08 72 7/27/08 78 7/16/08 76 7/29/08 70 8/22/0866 7/6/08 67 7/15/08 70 6/20/08 70 7/27/08 65 6/25/08 72 8/31/08 73 7/29/08 74 8/23/08 69 9/2/08


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable75 ppb 60 ppb 75 ppb 68 ppb 66 ppb n/a 72 ppb 58 ppb 74 ppb






68 4/19/08 77 8/23/08 78 6/12/08 83 7/15/08 70 9/2/08 80 6/12/08 84 9/3/08 73 6/12/0864 4/24/08 72 9/2/08 73 8/21/08 76 7/17/08 69 6/25/08 76 8/21/08 81 8/23/08 71 7/28/0862 6/12/08 69 4/19/08 68 4/19/08 70 8/31/08 68 7/6/08 74 8/23/08 75 7/29/08 70 7/6/0862 6/25/08 67 7/25/08 68 7/17/08 68 7/6/08 64 4/16/08 72 4/17/08 72 7/18/08 69 4/18/08




funding


funding

Sites in violation of the standard are shaded red, sites not in violation of the standard are shaded green.Max. allowable values calculated using 75 ppb as the primary NAAQS











ppb Date

82 5/23/07 86 5/23/07 106 6/16/07 97 8/1/07 91 5/23/07 88 5/23/07 88 9/21/07 87 5/23/07 96 5/23/07 109 6/16/0782 6/18/07 86 6/16/07 91 5/22/07 95 5/23/07 90 6/18/07 86 8/2/07 84 6/11/07 86 8/2/07 89 6/18/07 108 7/9/0782 8/2/07 86 6/18/07 91 5/23/07 94 7/31/07 90 5/22/07 83 5/22/07 82 8/28/07 86 7/9/07 88 6/26/07 98 8/2/0779 8/1/07 83 5/22/07 86 8/2/07 92 6/18/07 85 9/21/07 82 6/18/07 82 8/2/07 84 5/22/07 84 5/30/07 94 5/23/07

92 8/2/07 87 8/7/0788 5/30/07 87 6/18/0788 9/5/07 85 5/22/0786 5/31/0785 5/24/07


107 ppb 85 ppb 105 ppb 101 ppb 106 ppb new site 74 ppb 88 ppb 104 ppb 99 ppbValue,






83 5/22/07 93 7/9/07 84 6/16/07 84 5/23/07


funding

90 9/21/07 93 8/2/07 100 8/2/07 89 5/23/07 90 8/2/0781 6/18/07 91 5/23/07 82 5/22/07 82 5/22/07 89 8/28/07 90 5/23/07 99 7/31/07 88 6/25/07 90 5/23/0780 5/23/07 89 8/2/07 81 5/23/07 81 6/18/07 84 5/22/07 89 6/16/07 93 5/23/07 87 8/1/07 85 5/30/0776 5/14/07 88 5/22/07 81 6/18/07 80 8/2/07 83 8/2/07 86 6/18/07 93 5/31/07 86 8/2/07 84 6/18/07

88 6/16/07 92 6/18/0785 6/18/07


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable101 ppb 88 ppb 105 ppb 93 ppb 93 ppb new site 98 ppb 87 ppb 95 ppb






82 9/21/07 96 5/23/07 85 5/23/07 96 8/28/07 92 5/24/07


funding

89 5/23/07 100 7/31/07 88 5/23/0781 6/11/07 93 6/18/07 83 5/22/07 89 9/21/07 86 5/23/07 88 6/18/07 95 8/1/07 79 6/18/0779 6/18/07 92 8/2/07 82 6/18/07 85 8/2/07 85 4/22/07 81 5/22/07 95 5/23/07 78 6/1/0779 5/22/07 89 5/31/07 81 8/2/07 83 5/22/07 85 9/5/07 81 5/30/07 91 6/18/07 77 5/30/07

89 8/2/0788 5/30/0787 9/5/07











ppb Date

83 6/17/06 80 6/16/06 86 7/1/06 84 6/16/06 93 8/1/06 79 6/17/06 104 6/16/06 104 8/1/06 91 6/17/06 99 8/1/0676 6/16/06 78 6/17/06 85 7/9/06 83 6/17/06 89 7/1/06 79 7/13/06 89 7/31/06 90 7/1/06 82 6/16/06 91 7/31/0669 5/30/06 76 7/1/06 81 6/16/06 83 7/16/06 83 6/16/06 77 6/16/06 81 7/25/06 83 7/9/06 74 6/6/06 91 7/1/0668 8/6/06 73 6/15/06 76 8/1/06 78 6/6/06 81 8/2/06 72 5/24/06 80 6/17/06 82 8/2/06 73 6/7/06 91 7/9/06


109 ppb 99 ppb 105 ppb 104 ppb 109 ppb new site 94 ppb 85 ppb 101 ppb 97 ppbValue,






85 6/16/06 105 8/1/06 76 7/1/06 74 5/24/06 81 6/17/06 105 6/16/06 102 8/1/06 89 6/17/06 81 6/17/06 83 6/16/0684 6/17/06 92 7/1/06 75 6/16/06 72 7/9/06 74 8/6/06 98 7/31/06 99 7/31/06 82 7/16/06 77 6/16/06 81 6/17/0681 7/1/06 88 7/9/06 73 6/17/06 71 7/1/06 70 6/16/06 84 8/1/06 90 6/16/06 79 6/16/06 72 6/6/06 75 6/6/0673 5/24/06 83 6/16/06 68 7/9/06 71 6/6/06 69 7/1/06 83 6/17/06 90 7/1/06 78 6/6/06 72 5/30/06 75 5/24/06

87 6/17/06


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable104 ppb 92 ppb 106 ppb 98 ppb 95 ppb new site 98 ppb 94 ppb 100 ppb






97 6/16/06 90 6/17/06 78 6/16/06 104 7/31/06 99 6/17/06 74 6/17/06 82 6/16/06 91 6/17/06 78 6/17/0682 7/31/06 82 6/6/06 76 5/24/06 99 8/1/06 97 6/16/06 72 8/6/06 80 6/17/06 82 6/16/06 77 5/3/0677 6/17/06 81 7/1/06 75 6/17/06 82 7/25/06 81 5/24/06 69 7/16/06 79 8/17/06 79 7/16/06 77 6/16/0673 7/1/06 78 7/16/06 71 7/1/06 76 7/1/06 76 7/19/06 67 6/16/06 74 5/24/06 78 6/6/06 76 4/21/06




261630001 260270003 260210014 261630019 260810022 260490021 260190003 260810020 260630007Allen Park Cassopolis Coloma East Seven Mile Evans Flint Frankfort Grand Rapids Harbor Beach

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable104 ppb 88 ppb 92 ppb 90 ppb 89 ppb 92 ppb 90 ppb 101 ppb 100 ppb






92 6/27/05 91 6/27/05 96 6/24/05 88 7/21/05 94 6/24/05 85 8/26/05 96 6/23/05 91 6/24/05 86 8/8/0578 7/10/05 88 7/10/05 93 6/27/05 83 7/4/05 85 6/28/05 81 5/9/05 94 6/24/05 88 6/28/05 84 6/27/0578 8/26/05 87 7/11/05 92 9/12/05 80 7/11/05 84 6/9/05 80 4/18/05 88 7/10/05 86 6/27/05 77 5/9/0577 6/24/05 86 6/30/05 90 6/30/05 80 8/8/05 83 8/7/05 79 5/8/05 86 6/27/05 83 8/2/05 77 6/10/05

85 6/29/05 87 7/24/05 86 7/11/05

260050003 261130001 261390005 260770008 260650012 261630016 261210039 260990009 261250001Holland Houghton Lake Jenison Kalamazoo Lansing Linwood Muskegon New Haven Oak Park







113 6/24/05 86 6/24/05 98 6/24/05 91 6/29/05 95 7/11/05 85 7/10/05 113 6/24/05 100 6/24/05 83 8/8/05107 6/28/05 77 5/8/05 98 6/28/05 88 7/11/05 85 6/27/05 83 6/27/05 92 7/11/05 90 7/11/05 82 7/11/0595 9/12/05 76 4/19/05 91 6/27/05 86 4/18/05 85 7/12/05 81 6/24/05 91 6/27/05 90 7/20/05 79 6/24/0594 6/27/05 74 4/18/05 86 7/10/05 86 6/27/05 82 6/29/05 79 7/11/05 90 6/30/05 88 6/27/05 78 6/27/0594 6/30/05 85 8/2/05 89 6/23/05 86 7/4/0594 7/10/05 89 7/10/05 85 6/10/0594 8/9/05 89 8/9/0588 8/2/05 89 9/11/0588 8/7/05 88 9/12/0586 9/11/05 87 6/28/0585 7/31/05

260492001 260890001 261470005 260370001 261050007 261530001 260910007 260991003 261610008Otisville Pashawbestown Port Huron Rose Lake Scottville Seney Tecumseh Warren Ypsilanti







82 5/9/05 94 6/24/05 107 6/24/05 83 6/29/05 100 6/23/05 97 6/23/05 97 6/27/05 103 6/27/05 96 9/1/0581 4/18/05 90 6/23/05 90 6/10/05 80 6/27/05 95 6/24/05 95 8/3/05 89 6/26/05 102 6/24/05 91 6/27/0581 5/8/05 81 9/13/05 89 8/3/05 79 7/12/05 85 6/27/05 91 9/12/05 83 7/11/05 99 7/4/05 84 6/26/0580 8/8/05 80 9/11/05 88 6/8/05 78 7/11/05 85 7/10/05 84 6/27/05 82 7/12/05 89 6/25/05 83 7/11/05

88 7/4/05 88 7/11/0587 7/10/0586 6/21/05










77 6/7/04 83 7/2/04 78 7/20/04 74 6/7/04 82 9/22/04 83 9/23/04 81 9/23/04 72 9/12/04 88 9/23/0472 9/12/04 83 9/22/04 75 9/11/04 71 7/21/04 76 9/23/04 77 9/22/04 80 6/6/04 70 7/20/04 76 6/7/0472 9/23/04 78 7/1/04 74 8/2/04 68 9/22/04 72 4/29/04 76 7/11/04 78 9/22/04 70 9/22/04 73 9/22/0465 9/22/04 77 8/3/04 73 6/6/04 66 5/12/04 72 7/3/04 75 9/13/04 75 8/1/04 68 9/23/04 68 5/12/04








107 7/20/04 84 9/23/04 74 7/20/04 71 8/3/04 77 9/23/04 72 7/11/04 79 7/20/04 82 7/13/04 79 6/7/0484 9/23/04 76 6/7/04 70 6/5/04 70 7/2/04 74 7/3/04 70 9/23/04 74 9/23/04 82 9/12/04 78 9/22/0481 8/2/04 74 4/29/04 69 7/13/04 69 9/12/04 72 6/7/04 68 9/12/04 73 6/6/04 82 9/23/04 75 7/10/0479 6/6/04 71 9/22/04 69 9/12/04 68 6/7/04 68 8/24/04 66 6/7/04 70 8/1/04 81 9/22/04 75 9/12/04


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable74 ppb N/A 68 ppb 83 ppb 78 ppb 95 ppb 77 ppb 61 ppb 72 ppb






86 9/23/04 81 9/23/04 79 9/23/04 79 9/23/04 81 9/23/04 81 9/23/04 85 9/23/04 83 9/23/04 77 6/7/0481 9/22/04 74 9/22/04 78 7/21/04 75 7/3/04 79 9/11/04 80 6/7/04 76 7/11/04 80 6/7/04 77 9/23/0478 9/13/04 70 6/16/04 76 6/7/04 73 6/7/04 76 9/22/04 75 7/29/04 76 9/22/04 77 9/12/04 75 7/11/0477 7/11/04 70 8/1/04 74 9/22/04 70 7/1/04 71 9/21/04 74 9/2/04 74 6/7/04 71 7/11/04 71 9/22/04


The four highest values in ppb are listed. All values at and above 85 ppb are included to illustrate frequency of occurrence.

Max. Allowable is the maximum 4th highest value that can occur in 2003 without violation of the standard. Values above Max. Allowable are bold.Sites in violation of the standard are shaded red, sites not in violation of the standard are shaded green.








92 6/25/03 103 6/25/03 104 6/23/03 107 8/21/03 96 6/25/03 98 6/25/03 97 8/21/03 92 8/20/0390 6/24/03 94 6/23/03 103 6/24/03 103 6/25/03 91 6/24/03 98 6/24/03 94 6/25/03 91 6/25/0388 7/2/03 90 6/24/03 103 6/25/03 94 6/23/03 89 6/23/03 93 7/2/03 87 6/23/03 88 8/21/0385 6/23/03 89 7/4/03 98 7/2/03 93 6/24/03 87 7/3/03 89 6/23/03 85 6/24/03 87 6/24/03

88 6/22/03 90 7/3/03 86 7/3/03 85 7/30/03 88 7/3/03 86 7/31/0386 6/18/03 85 7/31/03 88 6/22/03

85 4/14/03








106 6/25/03 95 6/25/03 102 8/21/03 92 6/25/03 94 6/25/03 99 7/2/03 109 6/25/03 119 6/25/03 106 6/25/03103 6/24/03 86 4/14/03 100 6/25/03 88 6/24/03 91 6/23/03 95 6/23/03 106 6/24/03 115 7/3/03 100 6/24/0397 8/21/03 83 6/22/03 93 6/23/03 88 6/18/03 89 6/24/03 88 6/24/03 97 6/23/03 110 6/24/03 93 6/23/0396 6/23/03 83 6/24/03 91 6/24/03 86 8/26/03 86 6/18/03 85 7/3/03 94 7/3/03 102 6/23/03 90 7/31/0394 8/1/03 87 7/3/03 87 8/1/03 86 7/2/03 90 8/20/200393 7/3/03 86 8/26/03 88 7/2/0390 8/26/03


Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable74 ppb new site 70 ppb 82 ppb 72 ppb new site 79 ppb 68 ppb 71 ppb






103 6/25/03 81 6/25/03 123 6/25/03 96 6/25/03 100 6/25/03 118 6/25/03 112 6/25/03 116 6/25/03 107 6/25/0394 6/23/03 80 6/22/03 100 7/3/03 90 6/23/03 99 6/24/03 92 6/24/03 100 6/24/03 106 7/2/03 95 6/23/0394 6/24/03 79 4/27/03 98 6/24/03 89 6/24/03 93 7/2/03 80 8/20/03 90 6/23/03 105 6/24/03 94 6/24/0391 7/3/03 79 6/23/03 87 8/20/03 87 6/18/03 88 6/23/03 76 7/25/03 89 7/3/03 101 6/23/03 92 7/2/0391 3/24/03 86 7/2/03 87 6/22/03 91 7/3/03 88 7/3/0387 6/18/03 86 8/20/03


Site operated by the State of Indiana (will update when data

becomes available).





Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

95 6/9/02 116 6/24/02 108 7/3/02 90 7/14/02 99 6/20/02 93 6/20/02 106 6/20/02 97 6/20/02 102 6/25/0295 6/20/02 106 6/22/02 102 6/23/02 85 6/20/02 91 6/9/02 91 6/24/02 96 9/8/02 95 9/8/02 95 6/20/0291 7/14/02 103 6/23/02 102 6/24/02 84 6/23/02 88 6/24/02 90 6/25/02 88 7/17/02 91 6/23/02 90 8/10/0288 6/22/02 103 9/7/02 98 6/20/02 83 6/24/02 88 9/7/02 88 7/7/02 86 8/10/02 87 8/10/02 87 9/9/0285 8/10/02 97 7/9/02 98 7/8/02 85 6/23/02 87 7/8/02 85 6/24/02 86 9/7/02 86 9/8/0285 9/8/02 96 9/14/02 97 8/11/02 85 9/8/02 85 6/25/02 85 6/24/02

95 7/17/02 96 6/22/02 85 7/3/0295 9/8/02 92 6/10/0294 7/3/02 90 6/1/0294 8/10/02 90 8/10/0293 6/10/02 87 9/8/0292 6/21/02 86 7/31/0292 8/11/02 85 7/16/0290 7/16/0289 6/1/0289 6/20/0289 7/26/0288 7/18/0286 6/30/0286 7/8/0286 7/14/0286 7/18/0286 9/9/02




Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

118 6/23/02 84 9/8/02 98 6/20/02 101 6/23/02 95 6/24/02 98 6/9/02 110 6/23/02 102 6/24/02 101 9/8/02112 6/20/02 80 9/7/02 97 6/23/02 98 6/24/02 94 6/23/02 93 6/20/02 107 6/20/02 97 7/14/02 97 6/24/02111 7/3/02 79 6/20/02 94 7/16/02 96 6/22/02 91 9/7/02 92 6/23/02 101 6/24/02 96 6/20/02 93 6/9/02105 7/8/02 77 6/24/02 93 6/24/02 90 6/20/02 88 6/9/02 92 6/24/02 96 6/22/02 95 9/8/02 93 6/22/0294 6/22/02 92 9/8/02 88 7/3/02 88 9/8/02 92 7/14/02 93 7/3/02 95 9/9/02 93 6/23/0293 7/21/02 89 7/3/02 87 9/7/02 86 6/20/02 92 7/17/02 88 6/9/02 93 7/8/02 93 9/9/0293 7/31/02 88 6/9/02 86 6/9/02 88 9/8/02 88 8/10/02 93 7/16/02 91 7/17/0291 6/1/02 87 7/8/02 86 7/8/02 87 8/11/02 92 6/25/02 87 8/10/0291 6/9/02 86 8/10/02 86 8/11/02 87 9/19/02 91 8/11/02 85 7/8/0290 6/19/02 85 9/7/02 85 8/10/02 89 6/30/02 85 7/14/0290 8/11/02 89 7/1/0289 8/10/02 89 7/17/0286 7/14/02 88 6/10/0285 6/26/02 88 6/23/0285 6/29/02 85 8/1/0285 8/12/02 85 9/14/02

260492001 261470005 260370001 261050007 261530001 260910007 260991003 261610008Otisville Port Huron Rose Lake Scottville Seney Tecumseh Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable89 ppb 90 ppb 93 ppb 80 ppb new site 86 ppb 83 ppb 84 ppb

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

97 6/25/02 114 6/25/02 93 6/24/02 106 6/20/02 91 8/10/02 90 7/13/02 100 6/24/02 97 6/23/0293 6/20/02 103 8/11/02 86 6/23/02 101 7/17/02 88 9/8/02 90 9/8/02 99 6/20/02 92 6/20/0291 6/24/02 102 7/8/02 85 6/20/02 90 6/24/02 87 6/19/02 89 6/20/02 93 6/23/02 92 7/13/0289 9/7/02 100 8/1/02 85 9/8/02 89 9/8/02 83 9/7/02 89 6/23/02 92 6/22/02 91 6/24/0289 9/8/02 99 6/24/02 88 8/12/02 88 6/24/02 91 9/9/02 89 6/9/0288 7/17/02 98 6/30/02 87 6/9/02 88 9/9/02 89 7/14/02 89 9/8/0287 6/19/02 98 9/8/02 87 8/10/02 87 7/14/02 89 8/10/02 88 6/22/02

94 7/17/02 86 6/23/02 87 9/7/02 88 6/9/02 88 7/14/0292 9/14/02 86 8/1/02 86 6/9/02 88 9/8/02 85 7/17/0290 7/1/02 86 7/17/02 87 8/11/0290 9/9/02 86 7/17/0289 6/20/0289 8/12/0287 6/8/0286 6/23/02





Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

94 6/14/01 91 8/8/01 102 6/30/01 97 7/17/01 93 6/28/01 103 7/20/01 104 6/29/01 88 6/29/01 117 6/14/0192 7/19/01 90 7/9/01 99 8/8/01 97 7/16/01 92 6/27/01 98 6/14/01 104 6/28/01 85 6/26/01 95 6/26/0183 6/29/01 89 8/7/01 93 7/9/01 94 7/9/01 85 8/6/01 95 7/31/01 94 8/6/01 85 6/27/01 89 8/1/0180 7/18/01 88 6/29/01 88 6/13/01 92 6/28/01 85 6/26/01 91 6/25/01 91 8/1/01 83 6/30/01 88 6/27/01

88 6/28/01 88 6/28/01 90 7/19/01 89 6/13/01 90 8/8/01 86 6/13/0186 6/19/01 88 6/29/01 89 6/29/01 89 7/16/01 89 6/13/0185 6/13/01 87 8/9/01 88 6/25/01 88 7/18/01 86 6/27/01

87 6/27/01 88 6/19/01 88 7/17/0188 6/14/01 86 6/28/01

85 7/28/01



Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

102 6/30/01 93 6/28/01 94 6/29/01 93 6/30/01 99 7/20/01 92 7/19/01 101 8/6/01 105 6/27/01 94 6/25/0194 6/13/01 87 6/27/01 88 6/27/01 88 7/20/01 92 6/28/01 90 6/14/01 99 6/13/01 98 7/16/01 93 7/19/0193 8/8/01 84 7/31/01 87 6/30/01 88 7/9/01 84 7/18/01 88 6/25/01 96 6/30/01 95 6/28/01 91 6/28/0192 6/29/01 84 6/29/01 86 8/9/01 85 6/26/01 83 6/30/01 87 6/19/01 95 8/1/01 95 6/29/01 90 6/29/0188 6/28/01 86 6/28/01 85 6/29/01 87 6/28/01 93 8/8/01 91 7/17/01 88 7/17/0188 8/1/01 85 7/16/01 92 6/28/01 89 6/14/01 88 7/16/0188 8/9/01 89 6/27/01 89 7/20/01 87 6/27/0187 6/27/01 88 6/29/01 87 6/26/01 85 7/18/0186 8/6/01 87 7/18/01 86 6/13/01

86 7/18/0185 6/15/01


260492001 261470005 260370001 261050007 260910007 260991003 261610008Otisville Port Huron Rose Lake Scottville Tecumseh Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable85 ppb 83 ppb 93 ppb 72 ppb 89 ppb 87 ppb 84 ppb *

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

93 7/31/01 105 6/29/01 96 6/14/01 100 8/1/01 96 7/19/01 103 6/28/01 107 7/19/0191 6/14/01 103 6/27/01 95 7/20/01 99 8/6/01 94 7/20/01 101 7/17/01 95 6/14/0191 7/20/01 85 8/9/01 91 7/18/01 98 6/29/01 90 6/14/01 99 7/16/01 95 7/20/0191 7/18/01 84 8/6/01 87 6/28/01 93 8/8/01 86 6/13/01 94 6/29/01 92 6/25/0190 6/25/01 91 6/13/01 85 6/19/01 92 6/14/01 90 6/26/0188 6/26/01 91 6/28/01 92 6/25/01 90 6/13/0186 6/13/01 90 6/27/01 90 7/19/01 87 7/18/0185 8/1/01 87 8/5/01 90 6/27/01 86 6/29/01

88 7/9/01 85 7/31/0188 6/13/01

* 1999 data from Ann Arbor is used to calculate the maximum allowable value for Ypsilanti.




Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable90 ppb 70 ppb 67 ppb 71 ppb 75 ppb * 78 ppb 69 ppb 92 ppb 79 ppb

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

73 6/10/00 92 8/15/00 98 6/8/00 88 6/9/00 102 6/8/00 84 6/9/00 108 6/9/00 91 6/8/00 83 6/9/0071 7/27/00 90 6/8/00 97 6/9/00 86 7/13/00 100 6/9/00 79 6/8/00 83 6/8/00 88 6/9/00 79 6/8/0069 6/9/00 89 6/1/00 95 8/15/00 83 6/8/00 92 9/1/00 76 7/27/00 82 7/1/00 81 9/1/00 73 6/20/0067 6/8/00 79 7/27/00 77 7/26/00 80 6/10/00 73 7/26/00 72 9/1/00 81 7/26/00 68 7/26/00 72 6/14/00



Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

109 6/8/00 98 6/9/00 101 6/8/00 83 6/8/00 86 6/8/00 81 6/9/00 111 6/9/00 90 6/9/00 82 6/9/00109 6/9/00 80 6/8/00 99 6/9/00 80 6/9/00 83 6/9/00 78 6/10/00 103 6/8/00 79 6/8/00 81 6/8/0092 6/1/00 74 9/19/00 77 7/26/00 74 8/15/00 82 7/27/00 78 7/13/00 80 5/5/00 76 6/10/00 78 7/13/0080 7/27/00 73 5/3/00 77 9/1/00 70 7/26/00 77 8/15/00 77 6/8/00 78 6/1/00 75 7/13/00 75 6/10/00

260492001 261470005 260370001 261050007 260910007 260550903 260991003 261610008Otisville Port Huron Rose Lake Scottville Tecumseh Traverse City Warren Ypsilanti

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable72 ppb 74 ppb 91 ppb 68 ppb 87 ppb 92 ppb 76 ppb 80 ppb **

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

92 6/9/00 99 6/9/00 84 6/9/00 116 6/9/00 87 6/1/00 82 6/9/00 84 6/9/0087 6/8/00 90 6/10/00 80 6/8/00 102 6/8/00 86 6/9/00 site access 82 7/13/00 81 6/8/0076 7/27/00 82 6/8/00 77 8/15/00 85 7/1/00 82 6/8/00 lost 3/00 79 6/8/00 79 6/1/0074 6/10/00 80 7/2/00 74 7/27/00 81 6/10/00 82 8/15/00 77 7/27/00 78 6/10/00

* 1998 data from Parnell is used to calculate the maximum allowable value for Evans.** 1998 & 1999 data from Ann Arbor is used to calculate the maximum allowable value for Ypsilanti.




261630001 261610007 260270003 260210014 261630019 260810022 260490021 260190003 260810020Allen Park Ann Arbor Cassopolis Coloma East Seven Mile Evans Flint Frankfort Grand Rapids

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable100 ppb 96 ppb 73 ppb 62 ppb 73 ppb 88 ppb *** 89 ppb 86 ppb 98 ppb

Value, ppb Date

Value, ppb Date

Value, ppb Date++ Value,

ppb DateValue,

ppb DateValue,



92 5/30/99 106 6/11/99 106 9/2/99 112 7/30/99 102 6/11/99 104 9/2/99 102 6/11/99 105 9/3/99 91 5/30/9990 6/11/99 92 5/30/99 100 6/22/99 101 9/3/99 98 9/3/99 104 5/30/99 94 6/23/99 100 7/15/99 90 6/22/9988 9/3/99 92 6/23/99 96 9/3/99 99 9/26/99 97 9/4/99 95 6/22/99 91 6/26/99 97 7/14/99 86 7/15/9987 6/10/99 92 9/3/99 95 9/4/99 96 9/4/99 92 7/15/99 94 7/15/99 89 9/4/99 97 5/30/99 85 9/3/99

90 9/2/99 93 5/30/99 94 6/22/99 92 7/30/99 94 9/3/99 85 5/30/99 96 9/2/9989 6/20/99 93 6/23/99 92 5/30/99 91 5/30/99 93 6/23/99 94 9/5/9989 6/12/99 92 6/11/99 92 6/10/99 89 7/14/99 91 6/10/99 93 6/22/99

91 6/21/99 92 7/23/99 88 6/10/99 88 6/21/99 93 6/23/9990 6/9/99 89 9/2/99 87 6/5/99 86 6/11/99 93 6/10/9990 6/10/99 88 5/4/99 86 6/23/99 86 9/1/99 93 9/4/9990 9/1/99 88 5/2/99 86 7/16/99 85 9/4/99 92 6/21/9989 7/13/99 87 7/15/99 86 5/29/99 91 6/11/9986 7/15/99 86 7/28/99 86 9/2/99 87 7/16/9985 6/20/99 86 7/24/99 87 5/3/99

86 5/3/9985 6/21/99


260630007 260050003 261130001 261390005 260770008 260650012 261630016 261210039 260990009Harbor Beach Holland Houghton Lake Jenison Kalamazoo Lansing Linwood Muskegon New HavenMax Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

92 ppb 62 ppb new site 90 ppb 86 ppb 97 ppb 89 ppb 78 ppb 66 ppbValue,


Value, ppb Date

Value, ppb Date


ppb DateValue,

ppb DateValue,

ppb DateValue,

ppb Date

106 6/11/99 118 7/30/99 98 7/15/99 97 5/30/99 97 9/2/99 97 9/3/99 92 5/30/99 125 7/30/99 106 6/11/9993 9/2/99 96 5/30/99 98 9/3/99 96 9/3/99 92 6/22/99 91 6/23/99 92 6/11/99 108 6/22/99 105 6/12/9991 5/30/99 94 7/15/99 95 5/30/99 93 7/15/99 92 6/23/99 90 5/30/99 84 6/23/99 103 6/11/99 98 6/10/9990 6/23/99 91 7/28/99 91 6/23/99 91 9/2/99 91 5/30/99 89 9/4/99 84 7/30/99 103 7/15/99 96 9/2/9989 6/22/99 91 7/23/99 90 6/22/99 90 6/10/99 87 6/10/99 87 6/21/99 103 5/30/99 94 5/30/9988 6/10/99 91 6/10/99 88 9/4/99 86 6/22/99 86 9/3/99 86 6/11/99 102 6/23/99 92 7/15/9986 5/29/99 90 9/2/99 85 6/10/99 85 6/21/99 86 7/30/99 100 7/16/99 90 6/5/99

88 9/4/99 85 7/28/99 86 7/13/99 98 6/21/99 90 7/16/9988 6/22/99 86 7/28/99 97 6/10/99 87 7/14/9986 9/3/99 85 6/21/99 95 7/23/99 86 9/3/9985 7/16/99 85 9/4/99 93 7/24/99 85 6/23/9985 7/24/99 92 9/2/9985 9/1/99 92 7/5/99

91 9/3/9991 7/14/9989 7/28/9988 7/29/9987 6/6/9986 9/5/9986 9/4/99

261250001 260492001 261470005 260370001 261050007 260910007 260991003 260550903Oak Park Otisville Port Huron Rose Lake Scottville Tecumseh Warren Traverse City

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable89 ppb 86 ppb 84 ppb 98 ppb 81 ppb 92 ppb 83 ppb new site


ppb DateValue,


Value, ppb Date

Value, ppb Date

Value, ppb Date

Value, ppb Date

93 5/30/99 115 6/11/99 104 9/2/99 94 9/3/99 119 7/30/99 86 7/16/99 103 6/11/99 89 7/15/9990 6/10/99 98 6/22/99 102 7/16/99 89 9/4/99 105 6/21/99 84 7/15/99 95 6/12/99 87 9/3/9990 6/11/99 96 6/10/99 98 7/15/99 89 5/30/99 105 9/3/99 84 9/26/99 90 7/30/99 85 5/30/9988 6/12/99 95 9/3/99 91 5/30/99 87 6/21/99 101 5/30/99 83 7/14/99 90 9/2/99 83 6/22/9985 7/15/99 95 6/23/99 91 9/3/99 87 6/23/99 100 6/23/99 88 5/30/9985 7/30/99 93 9/2/99 90 6/12/99 100 6/22/99 87 9/3/99

93 6/5/99 87 7/14/99 99 6/11/99 85 5/29/9989 9/4/99 87 9/4/99 95 9/2/9988 7/15/99 95 6/10/9986 5/30/99 90 7/16/9986 6/21/99 89 9/4/9985 6/12/99 88 5/4/99

85 9/26/99

* Based on 1997 data from Ludington, which was closed in 1997.*** Used 1997 & 1998 data from Parnell to calculate Max allowable value for Evans.



261470030 261630001 261610007 260270003 260210014 261630019 260490021 260190003 260810020Algonac Allen Park Ann Arbor Cassopolis Coloma East Seven Mile Flint Frankfort Grand Rapids




ppb Date** Value, ppb Date Value,



86 6/23/98 93 5/15/98 102 5/19/98 116 9/6/98 103 8/8/98 105 5/15/98 99 5/18/98 91 6/25/98closed due 81 8/8/98 90 5/14/98 98 5/15/98 99 6/27/98 100 7/14/98 93 8/8/98 90 7/15/98 79 5/15/98

to construction 79 5/15/98 85 8/8/98 94 7/13/98 97 5/15/98 95 7/15/98 91 9/13/98 90 6/24/98 79 5/28/9879 7/14/98 84 9/13/98 88 5/27/98 93 6/25/98 93 9/13/98 89 8/3/98 90 5/15/98 79 9/13/98

87 5/14/98 92 7/14/98 88 5/15/98 87 9/11/9891 5/19/98 88 5/19/9890 6/23/9890 9/12/9889 8/14/9889 9/13/9888 7/13/9887 7/2/9887 8/17/9886 5/27/98


260630007 260050003 261130001 261390005 260770008 260650012 261630016 261210039 260990009Harbor Beach Holland Houghton Lake Jenison Kalamazoo Lansing Linwood Muskegon New HavenMax Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable

90 ppb 68 ppb new site 83 ppb 83 ppb 92 ppb 95 ppb 71 ppb 71 ppbValue,





ppb Date

98 5/15/98 114 6/25/98 95 5/15/98 99 6/25/98 101 7/14/98 95 9/13/98 91 8/8/98 100 8/14/98 111 7/15/9898 8/8/98 105 7/2/98 84 5/18/98 89 5/15/98 94 5/15/98 86 5/15/98 90 6/23/98 99 9/13/98 103 7/14/9888 7/21/98 105 9/6/98 82 9/11/98 87 9/13/98 88 9/13/98 85 9/12/98 86 7/14/98 92 6/25/98 98 8/21/9887 7/15/98 97 8/14/98 79 6/25/98 85 7/14/98 87 9/12/98 81 9/11/98 86 9/13/98 92 8/23/98 98 9/19/98

96 5/19/98 85 9/12/98 91 5/18/98 97 8/8/9896 7/14/98 91 6/24/98 95 6/24/9892 5/28/98 88 5/15/98 93 9/13/9891 9/13/98 88 7/13/98 91 5/19/9890 6/24/98 87 7/14/98 90 5/15/9889 5/18/98 86 6/20/98 88 6/20/9889 7/12/98 85 9/11/98 85 5/14/9889 7/15/9889 9/11/9889 9/12/9888 8/23/9887 6/20/9887 5/27/98

261250001 260492001 260812001 261470005 260370001 261050007 260910007 260550903 260991003Oak Park Otisville Parnell Port Huron Rose Lake Scottville Tecumseh Traverse City Warren

Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable Max Allowable103 ppb 89 ppb 85 ppb 84 ppb 107 ppb 69 ppb * 92 ppb new site 72 ppb






99 9/13/98 112 5/15/98 98 6/25/98 107 7/14/98 94 5/15/98 98 5/18/98 96 5/15/98 83 9/11/98 104 8/8/9890 8/8/98 94 8/8/98 91 9/13/98 102 5/19/98 85 9/13/98 98 6/24/98 91 5/14/98 81 7/15/98 93 7/15/9889 6/24/98 93 9/13/98 88 5/28/98 98 7/15/98 80 5/14/98 92 5/15/98 87 7/14/98 76 5/27/98 92 7/14/9889 7/15/98 89 5/14/98 87 5/15/98 91 6/25/98 78 5/18/98 87 6/25/98 86 9/13/98 73 8/5/98 90 9/13/9888 7/14/98 87 7/13/98 90 6/24/98 87 7/15/98 86 6/24/9885 5/19/98 90 8/14/98 86 9/11/98 85 7/2/98

88 8/8/98 85 7/13/9887 5/15/9886 5/18/9885 7/13/98

* Based on 1996 & 1997 data from Ludington, whose last year of operation was 1997.** Values through 7/30/98.

The four highest values in ppb are listed. All values at and above 85 ppb are included to illustrate frequency of occurrence. Values at and above 85 ppb are bold.







101 7/13/97 100 6/21/97 87 6/28/97 102 7/17/97 103 6/29/97 99 7/25/97 87 7/13/97 98 6/29/97 89 7/12/9797 7/12/97 84 7/12/97 80 6/29/97 94 6/29/97 100 7/12/97 98 7/12/97 84 8/9/97 90 7/13/97 87 6/29/9793 7/25/97 80 7/13/97 75 7/12/97 90 5/24/97 99 7/16/97 95 7/13/97 83 6/29/97 89 7/12/97 81 6/28/9788 6/10/97 75 7/25/97 75 7/13/97 90 8/1/97 99 8/1/97 88 6/28/97 81 7/12/97 78 6/23/97 79 6/24/9788 6/24/97 89 6/28/97 95 5/24/97

88 7/12/97 93 6/28/9788 7/26/97 93 7/17/97

89 6/13/9787 6/23/9786 8/8/9785 6/10/9785 7/13/97

260630007 260050003 261390005 260770008** 260650012 261630016 261050006 261210039 260990009Harbor Beach Holland Jenison Kalamazoo Lansing Linwood Ludington Muskegon New Haven






93 6/29/97 104 8/1/97 92 6/29/97 91 6/29/97 89 6/29/97 94 6/23/97 103 6/12/97 100 7/13/97 110 7/12/9791 6/28/97 101 6/29/97 91 6/11/97 86 5/24/97 80 6/11/97 88 6/22/97 101 6/29/97 99 6/29/97 109 7/13/9780 7/12/97 100 7/16/97 90 7/12/97 86 6/28/97 79 6/28/97 84 6/6/97 95 6/23/97 85 7/12/97 99 7/25/9779 7/13/97 95 6/23/97 86 7/16/97 85 8/1/97 76 7/13/97 79 7/12/97 91 7/12/97 85 7/16/97 91 6/10/97

94 6/28/97 85 6/23/97 90 7/13/97 85 8/1/97 90 8/8/9792 7/12/97 85 6/28/97 85 6/11/97 86 6/29/9785 7/14/97 85 6/28/9785 7/17/97

261250001 260492001 260812001 261470005 260370001 260910007 260991003Oak Park Otisville Parnell Port Huron Rose Lake Tecumseh Warren





87 7/12/97 95 6/29/97 88 7/12/97 97 7/12/97 81 6/11/97 87 6/28/97 108 7/12/9777 7/25/97 90 7/13/97 83 6/28/97 92 7/13/97 80 6/29/97 80 8/1/97 95 7/25/9776 6/11/97 90 8/9/97 83 8/1/97 88 7/14/97 79 6/10/97 77 6/24/97 94 7/13/9776 7/13/97 84 7/12/97 82 6/11/97 83 6/24/97 78 7/12/97 76 7/13/97 91 6/28/97

** Same as 260770905. Operation taken over by MDEQ AQD.



261470030 261630001 261610005 260270003 260210014 261630019 261330902 260490021 260190003Algonac Allen Park Ann Arbor Cassopolis Coloma East Seven Mile Evart/Paris Flint Frankfort



ppb Date++ Value, ppb Date Value,



90 6/29/96 93 7/6/96 95 8/5/96 105 6/28/96 119 6/28/96 92 7/6/96 113 6/28/96 109 7/6/96 124 6/28/9690 8/5/96 82 7/7/96 94 6/28/96 99 7/6/96 110 6/13/96 91 7/12/96 103 6/29/96 103 7/7/96 92 6/27/9688 7/13/96 82 7/12/96 88 6/16/96 96 7/7/96 107 6/29/96 88 8/5/96 82 8/5/96 90 6/29/96 86 9/3/9688 7/6/96 82 6/1/96 88 6/29/96 95 7/12/96 98 7/6/96 86 6/28/96 80 9/3/96 89 6/28/96 85 6/1/9686 8/26/96 85 6/1/96 95 6/27/96 97 6/27/96 86 6/29/96 88 6/1/96

93 6/16/96 95 8/22/96 87 8/5/9689 6/29/96 94 9/5/9689 6/13/96 91 7/12/96

90 9/4/9689 6/16/9689 9/3/9686 9/1/9685 8/14/96

260810020 260630007 260050003 261430901 261390005 260770905 260770906 260650012 261630016Grand Rapids Harbor Beach Holland Houghton Lake1 Jenison Kalamazoo* Kalamazoo** Lansing Linwood






117 6/29/96 86 8/5/96 125 6/28/96 93 6/28/96 107 6/28/96 93 7/6/96 93 6/13/96 90 6/16/96 91 4/20/96108 6/28/96 86 6/28/96 116 6/29/96 89 6/29/96 106 6/29/96 89 9/4/96 92 7/6/96 88 7/6/96 80 7/7/9697 8/7/96 84 8/6/96 94 6/27/96 80 8/5/96 85 6/27/96 87 6/28/96 88 6/16/96 86 6/1/96 79 6/29/9687 7/6/96 84 8/31/96 90 7/16/96 73 6/27/96 84 6/16/96 85 6/13/96 87 6/28/96 85 6/29/96 79 7/6/96

88 5/18/96 85 8/5/9688 8/22/9686 7/6/9686 6/13/96


261050006 261210039 260990009 261250001 260492001 260812001 261470005 260370001 260910007Ludington Muskegon New Haven Oak Park Otisville Parnell Port Huron Rose Lake Tecumseh






143 6/28/96 129 6/28/96 95 7/6/96 81 7/6/96 102 8/5/96 115 6/29/96 94 6/29/96 73 7/6/96 94 6/28/96121 6/27/96 101 6/29/96 93 8/5/96 80 7/7/96 95 6/1/96 111 6/28/96 92 6/27/96 73 6/16/96 88 7/7/9698 8/7/96 101 6/27/96 92 6/29/96 77 6/28/96 86 6/29/96 95 7/6/96 88 7/13/96 70 6/29/96 86 7/6/9693 6/29/96 97 8/7/96 91 8/26/96 74 6/29/96 84 6/28/96 86 9/4/96 86 7/7/96 68 9/4/96 85 6/29/9689 9/3/96 90 7/6/96 91 6/1/96 86 8/7/96 85 7/12/9685 7/6/96 85 7/16/96 90 7/13/96

89 7/12/9687 6/28/9687 7/7/9685 8/7/96

260991003Warren

Value, ppb Date

97 7/6/9695 8/5/9691 7/12/9690 6/29/9688 6/1/9687 6/28/9685 7/7/96

* Fairgrounds**Kelloggs








109 6/19/95 85 8/20/95 92 7/30/95 111 7/14/95 111 8/12/95 99 7/14/95 90 6/6/95 102 7/12/95 133 7/13/95109 7/31/95 83 7/15/95 92 8/19/95 101 7/13/95 107 7/14/95 98 6/23/95 89 7/12/95 101 7/14/95 107 7/14/95104 7/14/95 81 7/14/95 86 6/6/95 101 6/23/95 101 7/13/95 93 8/26/95 84 6/5/95 100 6/17/95 101 6/17/95100 6/18/95 78 6/18/95 84 8/20/95 99 6/21/95 98 7/31/95 91 7/13/95 82 6/16/95 99 6/16/95 94 7/12/9595 7/13/95 96 6/18/95 97 6/23/95 89 7/31/95 90 6/1/95 91 6/16/9589 8/11/95 93 7/12/95 90 6/17/95 88 8/20/95 90 6/18/95 91 8/13/9587 6/17/95 92 6/17/95 85 6/16/95 85 8/15/95 88 8/30/95 89 8/14/95

92 6/22/95 85 8/26/95 87 6/24/9590 6/6/9588 6/16/9587 6/7/9585 7/11/9585 6/19/95

260630007 260050003 261390005 260770905 260770906 260650012 261630016 261050006 261210039Harbor Beach Holland Jenison Kalamazoo* Kalamazoo** Lansing Linwood Ludington Muskegon






108 7/31/95 162 7/13/95 94 8/14/95 106 7/14/95 102 7/14/95 98 6/23/95 82 7/14/95 120 7/13/95 153 7/13/9583 9/6/95 133 7/14/95 91 8/13/95 95 6/21/95 90 6/6/95 94 7/14/95 81 7/15/95 114 6/17/95 119 6/17/9583 6/19/95 118 6/17/95 85 9/5/95 93 6/17/95 90 6/17/95 90 7/12/95 79 8/26/95 112 7/14/95 119 7/14/9583 6/17/95 110 8/13/95 83 7/12/95 93 6/23/95 90 6/21/95 88 6/17/95 77 8/20/95 110 7/12/95 117 7/31/95

105 8/14/95 91 6/22/95 89 7/13/95 85 6/16/95 104 6/16/95 102 6/23/95103 6/16/95 87 6/16/95 87 6/16/95 101 8/30/95 102 7/12/95101 7/12/95 85 6/22/95 98 6/24/95 100 6/22/9595 6/18/95 97 7/31/95 95 6/24/9595 7/31/95 95 6/23/95 95 6/16/9595 8/30/95 91 6/22/95 94 8/14/9590 9/5/95 88 6/18/95 93 8/13/9589 6/6/95 86 9/5/95 89 8/30/9588 8/12/95 87 8/23/9586 6/23/95 85 6/18/9585 9/6/95


260990009 261250001 260492001 260812001 261470005 260370001 260910007 260991003New Haven Oak Park Otisville Parnell Port Huron Rose Lake Tecumseh Warren





ppb Date

112 7/31/95 96 8/20/95 83 7/12/95 117 7/13/95 100 6/17/95 80 7/14/95 97 6/23/95 97 8/15/95106 6/17/95 93 7/14/95 82 6/16/95 110 7/14/95 100 7/13/95 79 6/23/95 91 6/18/95 96 8/26/9595 7/14/95 84 7/15/95 81 7/13/95 98 8/14/95 95 7/31/95 76 7/12/95 90 6/20/95 94 6/23/9592 6/18/95 84 6/18/95 79 7/14/95 98 6/17/95 94 6/18/95 76 6/17/95 89 6/6/95 90 7/31/9592 7/13/95 96 7/12/95 87 9/6/95 85 6/17/95 89 6/18/9591 8/26/95 93 6/16/95 88 7/14/9590 8/11/95 90 9/5/95 85 7/13/9589 6/23/95 87 8/13/95 85 6/19/95

85 8/26/95 * Fairgrounds85 6/6/95 **Kelloggs








107 6/18/94 102 6/18/94 88 5/22/94 106 5/22/94 90 6/18/94 108 8/18/94 86 6/18/94 94 9/12/94 119 6/17/94104 6/16/94 91 6/17/94 86 6/18/94 95 6/5/94 90 5/30/94 98 5/22/94 82 6/5/94 86 5/21/94 100 6/18/94102 5/22/94 84 5/22/94 80 7/4/94 91 6/18/94 87 5/22/94 96 6/18/94 80 7/4/94 85 9/15/94 86 7/20/9495 7/7/94 74 6/5/94 79 6/5/94 90 9/14/94 86 5/21/94 94 6/17/94 77 6/16/94 84 5/30/94 84 8/18/9490 6/17/94 90 6/17/94 86 6/5/94 86 6/16/9489 8/27/94 90 5/30/94 85 6/17/94 85 6/5/94

88 5/21/9488 6/16/9486 7/12/9485 5/29/9485 9/12/94

260630007 260050003 261390005 260770905 260770906 260650012 261630016 261050006 261210039Harbor Beach Holland Jenison Kalamazoo* Kalamazoo** Lansing Linwood Ludington Muskegon






100 6/15/94 99 6/18/94 101 6/17/94 92 5/22/94 93 5/22/94 90 5/22/94 108 6/18/94 98 6/17/94 105 7/6/9496 6/16/94 94 6/5/94 98 6/18/94 79 5/21/94 89 6/5/94 83 6/5/94 93 5/22/94 95 7/5/94 91 6/15/9490 7/19/94 93 6/17/94 90 6/5/94 79 6/17/94 83 5/30/94 81 6/4/94 92 8/18/94 85 6/5/94 91 7/16/9482 6/18/94 92 7/1/94 86 7/1/94 77 9/12/94 82 7/12/94 80 6/17/94 92 6/17/94 85 7/16/94 90 6/5/94

89 6/15/94 86 7/20/94 85 9/12/94 90 9/13/9489 9/13/94 85 5/22/94 90 7/20/9488 5/22/94 90 8/24/9487 5/30/94 89 5/22/9486 7/20/94 88 6/18/9486 8/1/94 87 5/30/9485 8/19/94 87 6/17/94

260990009 261250001 260492001 260812001 261470005 260370001 260910007 260991003New Haven Oak Park Otisville Parnell Port Huron Rose Lake Tecumseh Warren





ppb Date

122 5/22/94 100 6/18/94 92 5/22/94 88 6/17/94 107 6/16/94 92 5/22/94 96 5/22/94 103 6/18/94115 6/16/94 89 5/22/94 79 6/5/94 86 5/22/94 98 6/18/94 82 6/5/94 88 6/5/94 99 6/16/94102 6/18/94 89 6/17/94 75 6/16/94 85 6/5/94 86 5/22/94 79 6/18/94 87 6/18/94 97 8/18/9497 5/21/94 87 8/18/94 73 5/21/94 84 6/18/94 86 5/30/94 78 6/4/94 84 9/16/94 87 5/22/9494 6/5/94 86 8/3/94 86 7/7/9492 7/7/94 85 6/5/94 * Fairgrounds85 8/27/94 **Kelloggs



261470030 261630001 261610005 260270003 260210014 261630019 260410912 260490021 260190003Algonac Allen Park Ann Arbor Cassopolis Coloma East Seven Mile Escanaba Flint Frankfort






92 6/24/93 87 6/24/93 96 6/24/93 92 6/17/93 80 8/26/93 104 8/14/93 95 6/24/93 99 6/24/93 90 5/9/9387 6/17/93 79 6/17/93 87 5/10/93 84 5/9/93 80 5/9/93 95 6/17/93 80 6/13/93 86 6/17/93 86 8/30/9386 8/14/93 74 8/25/93 84 6/17/93 84 6/24/93 79 6/17/93 91 6/24/93 61 6/14/93 86 8/12/93 83 5/10/9384 7/2/93 69 8/14/93 75 8/13/93 80 5/11/93 79 8/11/93 83 8/15/93 58 7/24/93 69 8/13/93 83 8/26/93

260810020 260630006 260050003 260770905 260770906 260650012 261630016 261630025 261050006Grand Rapids Harbor Beach Holland Kalamazoo Kalamazoo Lansing Linwood Livonia Ludington






107 8/26/93 87 6/24/93 105 8/26/93 90 6/17/93 91 6/17/93 87 6/17/93 88 6/24/93 92 8/13/93 105 8/30/9387 5/9/93 80 8/26/93 93 6/17/93 87 5/9/93 90 5/9/93 84 8/13/93 72 8/25/93 75 6/24/93 98 6/17/9383 6/24/93 78 7/4/93 85 5/9/93 81 5/10/93 89 5/10/93 84 6/24/93 68 6/13/93 70 8/8/93 96 5/9/9382 6/17/93 75 7/5/93 81 8/24/93 80 6/13/93 80 6/24/93 80 5/9/93 67 8/13/93 69 5/11/93 91 8/27/93

90 8/26/9389 6/24/9389 8/23/9387 6/13/9386 7/17/9385 5/10/93

261150037 261210039 260990009 261250001 260492001 260812001 261470005 260430901 260430902Maybee Muskegon New Haven Oak Park Otisville Parnell Port Huron Quinessec #1 Quinessec #2






106 6/24/93 109 8/26/93 98 6/17/93 93 6/17/93 111 6/24/93 93 8/26/93 96 8/14/93 80 5/9/93 87 5/9/9390 6/17/93 95 6/17/93 96 6/24/93 84 6/24/93 88 6/17/93 83 6/17/93 92 6/17/93 75 6/24/93 85 5/8/9370 6/13/93 89 5/9/93 93 7/2/93 76 8/13/93 85 8/12/93 81 5/9/93 91 7/2/93 75 5/8/93 83 6/24/9368 7/5/93 83 8/23/93 85 7/23/93 75 8/25/93 71 8/9/93 78 5/10/93 87 6/24/93 74 6/13/93 80 6/13/93

260370001 260910007 260991003Rose Lake Tecumseh Warren



91 5/9/93 79 8/12/93 102 6/24/9388 6/17/93 76 8/23/93 96 6/17/9388 6/24/93 75 8/13/93 95 8/14/9378 5/10/93 74 7/25/93 83 8/11/93



261470030 261630001 261610005 260270003 260210014 261618001 261630019 260410912 260490021Algonac Allen Park Ann Arbor Cassopolis Coloma Dexter East Seven Mile Escanaba Flint






95 6/13/92 82 6/13/92 90 5/21/92 100 7/1/92 72 8/9/92 106 5/21/92 87 8/22/92 112 6/4/92 86 8/22/9286 5/12/92 73 8/22/92 85 8/22/92 99 6/13/92 72 8/22/92 94 7/1/92 84 5/21/92 85 8/23/92 73 6/17/9285 5/21/92 71 5/21/92 81 6/30/92 95 6/14/92 71 8/7/92 93 8/22/92 84 5/12/92 83 8/24/92 72 8/7/9281 6/12/92 70 8/7/92 76 6/13/92 93 6/30/92 64 8/8/92 92 6/30/92 77 6/29/92 77 9/13/92 69 7/1/92

92 6/29/92 90 5/11/9288 5/11/92 87 6/29/9288 6/16/92

260190003 260810020 260050003 261390005 260770905 260770901 260650012 261590901 261630016Frankfort Grand Rapids Holland Jenison Kalamazoo Kalamazoo Lansing Lawton Linwood






85 8/22/92 90 6/13/92 67 9/16/92 97 7/1/92 110 7/1/92 104 7/1/92 101 7/1/92 92 5/11/92 87 5/21/9275 8/21/92 82 7/1/92 63 9/7/92 93 6/13/92 104 6/13/92 93 6/13/92 79 5/21/92 84 5/20/92 84 6/13/9274 8/23/92 78 5/20/92 59 9/14/92 89 6/29/92 92 6/29/92 87 6/3/92 78 5/11/92 82 5/16/92 80 8/22/9272 8/25/92 78 5/22/92 58 9/15/92 80 5/22/92 90 6/3/92 87 6/29/92 77 6/13/92 81 5/21/92 78 5/16/92

88 6/12/92 85 5/11/9287 6/30/9285 6/14/92

261632002 261018001 261210039 260990009 261250001 260492001 260812001 261470005 260430901Livonia Manistee Ntl Fst Muskegon New Haven Oak Park Otisville Parnell Port Huron Quinnessec #1






83 6/30/92 86 5/22/92 112 6/13/92 87 6/29/92 90 6/13/92 75 5/21/92 92 6/13/92 98 6/13/92 86 6/4/9277 6/29/92 85 6/3/92 99 5/22/92 85 6/13/92 82 8/22/92 72 5/11/92 87 7/1/92 94 5/12/92 81 5/20/9271 5/21/92 84 5/11/92 95 7/1/92 82 8/22/92 82 7/25/92 71 8/22/92 86 6/12/92 87 5/22/92 80 5/21/9268 5/12/92 83 6/4/92 86 5/11/92 82 7/25/92 81 5/21/92 71 8/6/92 82 5/11/92 75 8/21/92 73 5/16/92

260430902 260370001 261611001 261578001 260991003Quinnessec #2 Rose Lake Saline Unionville Warren




86 6/4/92 105 7/1/92 84 6/13/92 93 5/11/92 89 5/21/9282 5/20/92 86 5/11/92 84 5/21/92 88 5/21/92 84 6/13/9282 5/21/92 86 5/21/92 83 6/30/92 85 6/17/92 83 8/22/9275 5/16/92 83 6/3/92 78 5/11/92 81 5/20/92 81 5/12/92


summary of the highest 8-hour ozone concentrations for all ... · 55 3/12/19 56 7/5/19 value, ppb...

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