POLLUTION MONITOR READINGS FOR FRIDAY, JUL 01, 2005 O3 (OZONE)

For 2004 ozone season review visit: http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 71 66 Buckeye 45 35 Casa Grande N/A N/A N/A Cave Creek 86 104 Central Phoenix 57 45 Dysart 58 45 Falcon Field 72 69 Fountain Hills 77 82 Glendale 52 41 Humboldt Mountain 78 85 Maricopa N/A N/A N/A North Phoenix 67 56 Phoenix Supersite 58 45 Pinal Air Park N/A N/A N/A Pinnacle Peak 70 64 Queen Creek 60 47 Queen Valley 73 72 Rio Verde 86 104 South Phoenix 62 48 South Scottsdale 63 49 Tempe 67 56 Tonto National Monument 81 92 West Chandler 68 59 West Phoenix 52 41 Yuma 36 28

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 1.2 14 Greenwood 1.6 18 Phoenix Supersite 1.3 15 West Indian School 1.5 17 West Phoenix 1.6 18

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 76 61 Central Phoenix 49 45 Durango 79 63 Higley 58 52 Phoenix Supersite 33 31 West Forty Third 92 69

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.8 22 Dysart 10.1 33 Estrella Mountain Park 12.7 41 Phoenix Supersite 12.9 42 Vehicle Emissions Lab 12.7 41

POLLUTION MONITOR READINGS FOR SATURDAY, JUL 02, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 53 41 Buckeye 42 33 Casa Grande N/A N/A N/A Cave Creek 61 48 Central Phoenix 56 44 Dysart 47 37 Falcon Field 56 44 Fountain Hills 58 45 Glendale 57 45 Humboldt Mountain 62 48 Maricopa N/A N/A N/A North Phoenix 62 48 Phoenix Supersite 56 44 Pinal Air Park N/A N/A N/A Pinnacle Peak 53 41 Queen Creek 45 35 Queen Valley 56 44 Rio Verde 64 50 South Phoenix 59 46 South Scottsdale 60 47 Tempe 58 45 Tonto National Monument 66 54 West Chandler 51 40 West Phoenix 50 39 Yuma 44 34

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.4 05 Greenwood 0.8 09 Phoenix Supersite 0.7 08 West Indian School 0.4 05 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 42 39 Central Phoenix 41 38 Durango 41 38 Higley 47 44 Phoenix Supersite 26 24 West Forty Third 40 37

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 5.3 17 Dysart 7.9 26 Estrella Mountain Park 8.9 29 Phoenix Supersite 12.0 39 Vehicle Emissions Lab 11.7 38

POLLUTION MONITOR READINGS FOR SUNDAY, JUL 03, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 56 44 Buckeye 40 31 Casa Grande N/A N/A N/A Cave Creek 53 41 Central Phoenix 58 45 Dysart 41 32 Falcon Field 58 45 Fountain Hills 57 45 Glendale 48 38 Humboldt Mountain 57 45 Maricopa N/A N/A N/A North Phoenix 63 49 Phoenix Supersite 58 45 Pinal Air Park N/A N/A N/A Pinnacle Peak 52 41 Queen Creek 50 39 Queen Valley 55 43 Rio Verde 61 48 South Phoenix 58 45 South Scottsdale 63 49 Tempe 63 49 Tonto National Monument 62 48 West Chandler 56 44 West Phoenix 51 40 Yuma 53 41

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 0.7 08 Phoenix Supersite 0.8 09 West Indian School 0.6 07 West Phoenix 0.9 10

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 49 45 Central Phoenix 36 33 Durango 36 33 Higley 33 31 Phoenix Supersite 31 29 West Forty Third 39 36

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 4.6 15 Dysart 4.8 16 Estrella Mountain Park 9.4 31 Phoenix Supersite 13.2 43 Vehicle Emissions Lab 10.9 35

POLLUTION MONITOR READINGS FOR MONDAY, JUL 04, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 53 41 Blue Point 50 39 Buckeye 42 33 Casa Grande 56 44 Cave Creek 60 47 Central Phoenix 57 45 Dysart 54 42 Falcon Field 58 45 Fountain Hills 55 43 Glendale 52 41 Humboldt Mountain 60 47 Maricopa 49 38 North Phoenix 61 48 Phoenix Supersite 55 43 Pinal Air Park 63 49 Pinnacle Peak 51 40 Queen Creek 54 42 Queen Valley 65 51 Rio Verde 60 47 South Phoenix 56 44 South Scottsdale 62 48 Tempe 58 45 Tonto National Monument 64 50 West Chandler 63 49 West Phoenix 50 39 Yuma 48 38

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.8 09 Greenwood 1.2 14 Phoenix Supersite 1.3 15 West Indian School 1.3 15 West Phoenix 1.4 16

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 64 55 Central Phoenix 36 33 Durango 37 34 Higley 38 35 Phoenix Supersite 34 31 West Forty Third 43 40

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 4.7 15 Dysart 5.8 19 Estrella Mountain Park 8.2 27 Phoenix Supersite 10.6 34 Vehicle Emissions Lab 9.4 31

POLLUTION MONITOR READINGS FOR TUESDAY, JUL 05, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 41 32 Blue Point 46 36 Buckeye 34 27 Casa Grande 52 41 Cave Creek 58 45 Central Phoenix 53 41 Dysart 43 34 Falcon Field 50 39 Fountain Hills 56 44 Glendale 49 38 Humboldt Mountain 60 47 Maricopa 41 32 North Phoenix 62 48 Phoenix Supersite 54 42 Pinal Air Park 64 50 Pinnacle Peak 55 43 Queen Creek 47 37 Queen Valley 55 43 Rio Verde 65 51 South Phoenix 60 47 South Scottsdale 59 46 Tempe 56 44 Tonto National Monument 56 44 West Chandler 50 39 West Phoenix 50 39 Yuma 59 46

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix N/A N/A N/A Greenwood 1.9 22 Phoenix Supersite 1.9 22 West Indian School 1.6 18 West Phoenix 2.2 25

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 77 62 Central Phoenix 40 37 Durango 85 66 Higley 71 59 Phoenix Supersite 33 31 West Forty Third 109 78

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.7 22 Dysart 7.4 24 Estrella Mountain Park 11.8 38 Phoenix Supersite 14.8 48 Vehicle Emissions Lab 10.4 34

POLLUTION MONITOR READINGS FOR WEDNESDAY, JUL 06, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 44 34 Blue Point 54 42 Buckeye 40 31 Casa Grande 47 37 Cave Creek 57 45 Central Phoenix 47 37 Dysart 42 33 Falcon Field 52 41 Fountain Hills 56 44 Glendale 41 32 Humboldt Mountain 59 46 Maricopa 39 30 North Phoenix 56 44 Phoenix Supersite 46 36 Pinal Air Park 59 46 Pinnacle Peak 54 42 Queen Creek 42 33 Queen Valley 54 42 Rio Verde 64 50 South Phoenix 49 38 South Scottsdale 53 41 Tempe 51 40 Tonto National Monument 58 45 West Chandler 47 37 West Phoenix 33 26 Yuma 57 45

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 1.4 16 Phoenix Supersite 0.7 08 West Indian School 0.8 09 West Phoenix 1.1 13

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 82 64 Central Phoenix 45 42 Durango 88 67 Higley 61 54 Phoenix Supersite 36 33 West Forty Third 126 86

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.9 22 Dysart 7.6 25 Estrella Mountain Park 12.3 40 Phoenix Supersite 10.8 35 Vehicle Emissions Lab 11.0 36

POLLUTION MONITOR READINGS FOR THURSDAY, JUL 07, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 37 29 Blue Point 46 36 Buckeye 37 29 Casa Grande 40 31 Cave Creek 59 46 Central Phoenix 46 36 Dysart 32 25 Falcon Field 44 34 Fountain Hills 51 40 Glendale 38 30 Humboldt Mountain 60 47 Maricopa 33 26 North Phoenix N/A N/A N/A Phoenix Supersite 48 38 Pinal Air Park 56 44 Pinnacle Peak 53 41 Queen Creek 38 30 Queen Valley 48 38 Rio Verde 59 46 South Phoenix 51 40 South Scottsdale 39 30 Tempe 47 37 Tonto National Monument 53 41 West Chandler 43 34 West Phoenix 41 32 Yuma 55 43

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 1.0 11 Phoenix Supersite 0.8 09 West Indian School 0.5 06 West Phoenix 1.0 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 74 60 Central Phoenix 39 36 Durango 72 59 Higley 67 57 Phoenix Supersite 36 33 West Forty Third 85 66

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 5.9 19 Dysart 8.5 28 Estrella Mountain Park 11.0 36 Phoenix Supersite 9.8 32 Vehicle Emissions Lab 11.6 38

POLLUTION MONITOR READINGS FOR FRIDAY, JUL 08, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 40 31 Blue Point 49 38 Buckeye 42 33 Casa Grande 49 38 Cave Creek 68 59 Central Phoenix 49 38 Dysart 46 36 Falcon Field 46 36 Fountain Hills 51 40 Glendale 55 43 Humboldt Mountain 69 61 Maricopa 38 30 North Phoenix N/A N/A N/A Phoenix Supersite 55 43 Pinal Air Park 58 45 Pinnacle Peak 56 44 Queen Creek 39 30 Queen Valley 50 39 Rio Verde 60 47 South Phoenix 52 41 South Scottsdale 50 39 Tempe 50 39 Tonto National Monument 55 43 West Chandler 47 37 West Phoenix 48 38 Yuma 71 66

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.4 05 Greenwood 1.1 13 Phoenix Supersite 0.6 07 West Indian School 0.5 06 West Phoenix 1.0 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 68 57 Central Phoenix 39 36 Durango 58 52 Higley 61 54 Phoenix Supersite 36 33 West Forty Third 72 59

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 5.6 18 Dysart 7.9 26 Estrella Mountain Park 11.5 37 Phoenix Supersite 11.7 38 Vehicle Emissions Lab 10.6 34

POLLUTION MONITOR READINGS FOR SATURDAY, JUL 09, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 54 42 Buckeye 45 35 Casa Grande N/A N/A N/A Cave Creek 77 82 Central Phoenix 69 61 Dysart 52 41 Falcon Field 52 41 Fountain Hills 59 46 Glendale 75 77 Humboldt Mountain N/A N/A N/A Maricopa 47 37 North Phoenix 85 101 Phoenix Supersite 75 77 Pinal Air Park N/A N/A N/A Pinnacle Peak 70 64 Queen Creek 51 40 Queen Valley 55 43 Rio Verde 69 61 South Phoenix 68 59 South Scottsdale 67 56 Tempe 63 49 Tonto National Monument 57 45 West Chandler 54 42 West Phoenix 64 50 Yuma 48 38

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 0.8 09 Phoenix Supersite 0.6 07 West Indian School 0.3 03 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 50 46 Central Phoenix 31 29 Durango 49 45 Higley 47 44 Phoenix Supersite 27 25 West Forty Third 55 51

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 5.0 16 Dysart 7.9 26 Estrella Mountain Park 9.8 32 Phoenix Supersite 9.3 30 Vehicle Emissions Lab N/A N/A N/A

POLLUTION MONITOR READINGS FOR SUNDAY, JUL 10, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 44 34 Blue Point 56 44 Buckeye 40 31 Casa Grande 47 37 Cave Creek 53 41 Central Phoenix 56 44 Dysart 43 34 Falcon Field 57 45 Fountain Hills 57 45 Glendale 55 43 Humboldt Mountain 53 41 Maricopa 42 33 North Phoenix 62 48 Phoenix Supersite 54 42 Pinal Air Park 59 46 Pinnacle Peak 55 43 Queen Creek 45 35 Queen Valley 53 41 Rio Verde 59 46 South Phoenix 60 47 South Scottsdale 64 50 Tempe 60 47 Tonto National Monument 62 48 West Chandler 55 43 West Phoenix 49 38 Yuma 33 26

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.7 08 Greenwood 1.2 14 Phoenix Supersite 1.0 11 West Indian School 1.0 11 West Phoenix 1.3 15

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 45 42 Central Phoenix 39 36 Durango 44 41 Higley 33 31 Phoenix Supersite 23 21 West Forty Third 51 47

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 4.1 13 Dysart 6.1 20 Estrella Mountain Park 8.3 27 Phoenix Supersite 8.5 28 Vehicle Emissions Lab N/A N/A N/A

POLLUTION MONITOR READINGS FOR MONDAY, JUL 11, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 45 35 Blue Point 57 45 Buckeye 38 30 Casa Grande 50 39 Cave Creek 56 44 Central Phoenix 53 41 Dysart 42 33 Falcon Field 54 42 Fountain Hills 56 44 Glendale 49 38 Humboldt Mountain 57 45 Maricopa 42 33 North Phoenix 63 49 Phoenix Supersite 55 43 Pinal Air Park 61 48 Pinnacle Peak 61 48 Queen Creek 45 35 Queen Valley 55 43 Rio Verde 64 50 South Phoenix 63 49 South Scottsdale 60 47 Tempe 42 33 Tonto National Monument 64 50 West Chandler 52 41 West Phoenix 49 38 Yuma 38 30

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 1.0 11 Greenwood 1.4 16 Phoenix Supersite 1.4 16 West Indian School 1.2 14 West Phoenix 1.6 18

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 80 63 Central Phoenix 47 44 Durango 74 60 Higley 73 60 Phoenix Supersite 32 30 West Forty Third 100 73

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.2 20 Dysart 5.9 19 Estrella Mountain Park 9.8 32 Phoenix Supersite 7.5 24 Vehicle Emissions Lab N/A N/A N/A

POLLUTION MONITOR READINGS FOR TUESDAY, JUL 12, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 49 38 Blue Point 51 40 Buckeye 38 30 Casa Grande 51 40 Cave Creek 55 43 Central Phoenix 44 34 Dysart 40 31 Falcon Field 50 39 Fountain Hills 59 45 Glendale 38 30 Humboldt Mountain 57 45 Maricopa 39 30 North Phoenix 54 42 Phoenix Supersite 44 34 Pinal Air Park 69 61 Pinnacle Peak 54 42 Queen Creek 41 32 Queen Valley 67 56 Rio Verde 63 49 South Phoenix 48 38 South Scottsdale 47 37 Tempe 45 35 Tonto National Monument 70 64 West Chandler 51 40 West Phoenix 40 31 Yuma 58 45

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.8 09 Greenwood 1.2 14 Phoenix Supersite 1.1 13 West Indian School 0.4 05 West Phoenix 1.2 14

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 94 70 Central Phoenix 73 60 Durango 120 83 Higley 72 59 Phoenix Supersite N/A N/A N/A West Forty Third 102 74

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 5.1 17 Estrella Mountain Park 7.5 24 Phoenix Supersite 6.9 22 Vehicle Emissions Lab 11.8 38

POLLUTION MONITOR READINGS FOR WEDNESDAY, JUL 13, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 56 44 Blue Point 66 54 Buckeye 43 34 Casa Grande 58 45 Cave Creek 66 54 Central Phoenix 52 41 Dysart 47 37 Falcon Field 61 48 Fountain Hills 64 50 Glendale 46 36 Humboldt Mountain 76 79 Maricopa 47 37 North Phoenix 63 49 Phoenix Supersite 52 41 Pinal Air Park 87 106 Pinnacle Peak 64 50 Queen Creek 57 45 Queen Valley 68 59 Rio Verde 76 79 South Phoenix 56 44 South Scottsdale 61 48 Tempe 57 45 Tonto National Monument 68 59 West Chandler 59 46 West Phoenix 47 37 Yuma 40 31

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 1.3 15 Phoenix Supersite 0.8 09 West Indian School 0.3 03 West Phoenix 1.2 14

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 70 58 Central Phoenix N/A N/A N/A Durango 90 68 Higley 100 73 Phoenix Supersite 46 43 West Forty Third 110 78

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.1 23 Dysart 6.9 22 Estrella Mountain Park 11.2 36 Phoenix Supersite 13.4 44 Vehicle Emissions Lab 12.4 40

POLLUTION MONITOR READINGS FOR THURSDAY, JUL 14, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 64 50 Blue Point 68 59 Buckeye 44 34 Casa Grande 56 44 Cave Creek 64 50 Central Phoenix 60 47 Dysart 50 39 Falcon Field 72 69 Fountain Hills 72 69 Glendale 47 37 Humboldt Mountain 67 56 Maricopa 44 34 North Phoenix 65 51 Phoenix Supersite 56 44 Pinal Air Park 77 82 Pinnacle Peak 68 59 Queen Creek 61 48 Queen Valley 78 85 Rio Verde 80 90 South Phoenix 63 49 South Scottsdale 73 72 Tempe 68 59 Tonto National Monument 81 92 West Chandler 69 61 West Phoenix 52 41 Yuma 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.3 03 Greenwood 0.8 09 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.4 05

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 76 61 Central Phoenix 47 44 Durango 66 56 Higley 64 55 Phoenix Supersite 36 33 West Forty Third 73 60

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.1 20 Dysart 7.6 25 Estrella Mountain Park 9.0 29 Phoenix Supersite 9.1 30 Vehicle Emissions Lab 13.1 43

POLLUTION MONITOR READINGS FOR FRIDAY, JUL 15, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 59 46 Blue Point 69 61 Buckeye 42 33 Casa Grande 54 42 Cave Creek 63 49 Central Phoenix 53 41 Dysart 47 37 Falcon Field 65 51 Fountain Hills 74 74 Glendale 45 35 Humboldt Mountain 67 56 Maricopa 44 34 North Phoenix 65 51 Phoenix Supersite 54 42 Pinal Air Park 70 64 Pinnacle Peak 68 58 Queen Creek 56 44 Queen Valley 75 77 Rio Verde 81 92 South Phoenix 59 46 South Scottsdale 65 51 Tempe 61 48 Tonto National Monument 68 59 West Chandler 69 61 West Phoenix 49 38 Yuma 41 32

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.3 03 Greenwood 1.0 11 Phoenix Supersite 0.7 08 West Indian School 0.4 04 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 58 52 Central Phoenix 46 43 Durango 64 55 Higley 68 57 Phoenix Supersite 33 31 West Forty Third 76 61

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.4 24 Dysart 7.7 25 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 12.7 41 Vehicle Emissions Lab 13.2 43

POLLUTION MONITOR READINGS FOR SATURDAY, JUL 16, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 61 48 Blue Point 65 51 Buckeye 40 31 Casa Grande 54 42 Cave Creek 63 49 Central Phoenix 55 43 Dysart 47 37 Falcon Field 66 54 Fountain Hills 74 74 Glendale 49 38 Humboldt Mountain 67 56 Maricopa 43 34 North Phoenix 62 48 Phoenix Supersite 53 41 Pinal Air Park 78 85 Pinnacle Peak 66 54 Queen Creek 57 45 Queen Valley 77 82 Rio Verde 78 85 South Phoenix 55 43 South Scottsdale 66 54 Tempe 60 47 Tonto National Monument 70 64 West Chandler 63 49 West Phoenix 49 38 Yuma 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.8 09 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 62 54 Central Phoenix 48 44 Durango 58 52 Higley 81 64 Phoenix Supersite 44 41 West Forty Third N/A N/A N/A

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 17.2 54 Dysart 8.6 28 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 14.0 45 Vehicle Emissions Lab 12.8 42

POLLUTION MONITOR READINGS FOR SUNDAY, JUL 17, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 59 46 Blue Point 61 48 Buckeye 55 43 Casa Grande 64 50 Cave Creek 67 56 Central Phoenix 62 48 Dysart 57 45 Falcon Field 68 59 Fountain Hills N/A N/A N/A Glendale 59 46 Humboldt Mountain 68 59 Maricopa 55 43 North Phoenix 68 59 Phoenix Supersite 60 47 Pinal Air Park N/A N/A N/A Pinnacle Peak 70 64 Queen Creek 54 42 Queen Valley 72 69 Rio Verde 71 66 South Phoenix N/A N/A N/A South Scottsdale 67 56 Tempe 65 51 Tonto National Monument 74 74 West Chandler 64 50 West Phoenix 56 44 Yuma 69 61

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.7 08 Phoenix Supersite 0.5 06 West Indian School N/A N/A N/A West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 152 99 Central Phoenix 62 54 Durango 114 80 Higley 95 71 Phoenix Supersite 54 50 West Forty Third 112 79

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 7.9 26 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 15.0 49 Vehicle Emissions Lab 16.2 52

POLLUTION MONITOR READINGS FOR MONDAY, JUL 18, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 71 66 Blue Point 89 111 Buckeye 56 44 Casa Grande 66 54 Cave Creek 83 97 Central Phoenix 65 51 Dysart 59 46 Falcon Field 72 69 Fountain Hills 88 109 Glendale 59 46 Humboldt Mountain 88 109 Maricopa 54 42 North Phoenix 78 85 Phoenix Supersite 66 54 Pinal Air Park N/A N/A N/A Pinnacle Peak 83 97 Queen Creek 65 51 Queen Valley 76 79 Rio Verde 93 122 South Phoenix 66 54 South Scottsdale 74 74 Tempe 78 85 Tonto National Monument 84 100 West Chandler 67 56 West Phoenix 61 48 Yuma 51 40

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.8 09 Phoenix Supersite 0.6 07 West Indian School N/A N/A N/A West Phoenix 0.6 07

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 125 86 Central Phoenix 77 62 Durango 108 77 Higley 94 70 Phoenix Supersite 60 53 West Forty Third 122 84

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 10.7 35 Estrella Mountain Park 19.9 60 Phoenix Supersite 14.5 47 Vehicle Emissions Lab 16.7 53

POLLUTION MONITOR READINGS FOR TUESDAY, JUL 19, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 74 74 Blue Point 83 97 Buckeye 58 45 Casa Grande 81 92 Cave Creek 74 74 Central Phoenix 68 59 Dysart 61 48 Falcon Field 78 85 Fountain Hills 96 129 Glendale 66 54 Humboldt Mountain N/A N/A N/A Maricopa 69 61 North Phoenix 88 109 Phoenix Supersite 76 79 Pinal Air Park 79 87 Pinnacle Peak 83 97 Queen Creek 80 90 Queen Valley 96 129 Rio Verde 87 106 South Phoenix 74 74 South Scottsdale 89 111 Tempe 86 104 Tonto National Monument 97 132 West Chandler 82 95 West Phoenix 68 59 Yuma 52 41

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.4 05 Greenwood 1.1 13 Phoenix Supersite 0.7 08 West Indian School 0.9 10 West Phoenix 0.7 08

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 83 65 Central Phoenix 54 50 Durango 69 58 Higley 58 52 Phoenix Supersite N/A N/A N/A West Forty Third 85 66

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 10.4 34 Estrella Mountain Park 18.1 56 Phoenix Supersite 13.0 42 Vehicle Emissions Lab N/A N/A N/A

POLLUTION MONITOR READINGS FOR WEDNESDAY, JUL 20, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 76 79 Blue Point 88 109 Buckeye 53 41 Casa Grande 73 72 Cave Creek 75 77 Central Phoenix 69 61 Dysart 58 45 Falcon Field 76 79 Fountain Hills 89 111 Glendale 59 46 Humboldt Mountain N/A N/A N/A Maricopa 59 46 North Phoenix 75 77 Phoenix Supersite 66 54 Pinal Air Park 74 74 Pinnacle Peak 71 66 Queen Creek 76 79 Queen Valley 95 127 Rio Verde 87 106 South Phoenix 73 72 South Scottsdale 76 79 Tempe 75 77 Tonto National Monument 98 135 West Chandler 74 74 West Phoenix 53 41 Yuma 61 48

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.9 10 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.4 05

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 82 64 Central Phoenix 53 49 Durango 56 51 Higley 85 66 Phoenix Supersite N/A N/A N/A West Forty Third 61 54

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 10.5 34 Estrella Mountain Park 16.6 53 Phoenix Supersite 12.4 40 Vehicle Emissions Lab N/A N/A N/A

POLLUTION MONITOR READI NGS FOR THURSDAY, JUL 21, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 65 51 Blue Point 81 92 Buckeye 61 48 Casa Grande 68 59 Cave Creek 80 90 Central Phoenix 71 66 Dysart 56 44 Falcon Field 75 77 Fountain Hills 91 116 Glendale 64 50 Humboldt Mountain 82 95 Maricopa 67 56 North Phoenix 89 111 Phoenix Supersite 75 77 Pinal Air Park N/A N/A N/A Pinnacle Peak 83 97 Queen Creek 69 61 Queen Valley 68 59 Rio Verde 88 109 South Phoenix 73 72 South Scottsdale 84 100 Tempe 75 77 Tonto National Monument 68 59 West Chandler 75 77 West Phoenix 58 45 Yuma 50 39

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.3 03 Greenwood 0.8 09 Phoenix Supersite 0.5 06 West Indian School 0.5 06 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 91 69 Central Phoenix 89 68 Durango 90 68 Higley 115 81 Phoenix Supersite 53 49 West Forty Third 120 83

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 11.5 37 Estrella Mountain Park 14.8 48 Phoenix Supersite 12.6 41 Vehicle Emissions Lab 20.7 61

POLLUTION MONITOR READINGS FOR FRIDAY, JUL 22, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 43 34 Blue Point 31 24 Buckeye 37 29 Casa Grande 42 33 Cave Creek 38 30 Central Phoenix 34 27 Dysart 39 30 Falcon Field 30 23 Fountain Hills 34 27 Glendale 39 30 Humboldt Mountain 51 40 Maricopa 33 26 North Phoenix 41 32 Phoenix Supersite 37 29 Pinal Air Park 36 28 Pinnacle Peak 44 34 Queen Creek 29 23 Queen Valley 60 47 Rio Verde 36 28 South Phoenix 37 29 South Scottsdale 36 28 Tempe 35 27 Tonto National Monument 39 30 West Chandler 33 26 West Phoenix 27 21 Yuma 45 35

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.8 09 Phoenix Supersite 0.5 06 West Indian School 0.5 06 West Phoenix 0.6 07

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 112 79 Central Phoenix 51 47 Durango 71 59 Higley 82 64 Phoenix Supersite 37 34 West Forty Third 87 67

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 12.3 40 Estrella Mountain Park 15.2 49 Phoenix Supersite 12.3 40 Vehicle Emissions Lab 15.4 50

POLLUTION MONITOR READINGS FOR SATURDAY, JUL 23, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 64 50 Buckeye 37 29 Casa Grande N/A N/A N/A Cave Creek 58 45 Central Phoenix 60 47 Dysart 55 43 Falcon Field 47 37 Fountain Hills 66 54 Glendale 45 35 Humboldt Mountain 58 45 Maricopa 46 36 North Phoenix 62 48 Phoenix Supersite 56 44 Pinal Air Park N/A N/A N/A Pinnacle Peak 60 47 Queen Creek 55 43 Queen Valley 59 46 Rio Verde 66 54 South Phoenix 60 47 South Scottsdale 66 54 Tempe 64 50 Tonto National Monument 65 51 West Chandler 55 43 West Phoenix 45 35 Yuma 33 26

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.6 07 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 45 42 Central Phoenix 38 35 Durango 25 23 Higley 41 38 Phoenix Supersite 23 21 West Forty Third 27 25

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 6.7 22 Estrella Mountain Park 11.3 37 Phoenix Supersite 10.4 34 Vehicle Emissions Lab 9.4 31

POLLUTION MONITOR READINGS FOR SUNDAY, JUL 24, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 54 42 Blue Point 63 49 Buckeye 48 38 Casa Grande 50 39 Cave Creek 57 45 Central Phoenix 68 59 Dysart N/A N/A N/A Falcon Field 58 45 Fountain Hills 63 49 Glendale 61 48 Humboldt Mountain 59 46 Maricopa 54 42 North Phoenix 70 64 Phoenix Supersite 67 56 Pinal Air Park 50 39 Pinnacle Peak 59 46 Queen Creek 54 42 Queen Valley 67 56 Rio Verde 65 51 South Phoenix 61 48 South Scottsdale 68 59 Tempe 65 51 Tonto National Monument 70 64 West Chandler 59 46 West Phoenix 56 44 Yuma 30 23

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.1 01 Greenwood 0.4 05 Phoenix Supersite 0.4 05 West Indian School 0.2 02 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 14 13 Central Phoenix 13 12 Durango N/A N/A N/A Higley 17 16 Phoenix Supersite 13 12 West Forty Third 16 15

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 4.7 15 Estrella Mountain Park 10.1 33 Phoenix Supersite 8.8 29 Vehicle Emissions Lab 7.5 24

POLLUTION MONITOR READINGS FOR MONDAY, JUL 25, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 54 42 Blue Point 60 47 Buckeye 35 27 Casa Grande 46 36 Cave Creek 52 41 Central Phoenix 49 38 Dysart 40 31 Falcon Field 53 41 Fountain Hills 59 46 Glendale 41 32 Humboldt Mountain 53 41 Maricopa 35 27 North Phoenix 53 41 Phoenix Supersite 44 34 Pinal Air Park 52 41 Pinnacle Peak 52 41 Queen Creek 52 41 Queen Valley 57 45 Rio Verde 56 44 South Phoenix 49 38 South Scottsdale 51 40 Tempe 52 41 Tonto National Monument 55 43 West Chandler 47 37 West Phoenix 38 30 Yuma 30 23

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.6 07 Phoenix Supersite 0.5 06 West Indian School 0.4 05 West Phoenix 0.5 06

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 20 19 Central Phoenix 17 16 Durango N/A N/A N/A Higley 37 34 Phoenix Supersite 16 15 West Forty Third 41 38

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 2.3 07 Dysart 5.5 18 Estrella Mountain Park 6.8 22 Phoenix Supersite 4.9 28 Vehicle Emissions Lab 6.6 21

POLLUTION MONITOR READINGS FOR TUESDAY, JUL 26, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 46 38 Blue Point 54 42 Buckeye 37 29 Casa Grande 48 38 Cave Creek 52 41 Central Phoenix 49 38 Dysart 42 33 Falcon Field 49 38 Fountain Hills 57 45 Glendale 49 38 Humboldt Mountain 55 43 Maricopa 38 30 North Phoenix 56 44 Phoenix Supersite 49 38 Pinal Air Park 51 40 Pinnacle Peak 53 41 Queen Creek 52 41 Queen Valley 55 43 Rio Verde 54 42 South Phoenix 47 37 South Scottsdale 52 41 Tempe 50 39 Tonto National Monument 45 35 West Chandler 49 38 West Phoenix 41 32 Yuma 32 25

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.6 07 Phoenix Supersite 0.5 06 West Indian School 0.4 05 West Phoenix 0.7 08

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 41 38 Central Phoenix 25 23 Durango 50 46 Higley N/A N/A N/A Phoenix Supersite 23 21 West Forty Third 78 62

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 5.2 17 Estrella Mountain Park 6.4 21 Phoenix Supersite 5.5 18 Vehicle Emissions Lab 7.3 24

POLLUTION MONITOR READINGS FOR WEDNESDAY, JUL 27, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 43 34 Blue Point 53 41 Buckeye 58 45 Casa Grande 57 45 Cave Creek 60 47 Central Phoenix 70 64 Dysart 63 49 Falcon Field 54 42 Fountain Hills 56 44 Glendale 71 66 Humboldt Mountain 54 42 Maricopa 52 41 North Phoenix 78 85 Phoenix Supersite 71 66 Pinal Air Park 56 44 Pinnacle Peak 54 42 Queen Creek 51 40 Queen Valley 50 39 Rio Verde 59 46 South Phoenix 75 77 South Scottsdale 73 72 Tempe 65 51 Tonto National Monument 56 44 West Chandler 57 45 West Phoenix 55 43 Yuma 25 20

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.3 03 Greenwood 0.8 09 Phoenix Supersite 0.6 07 West Indian School 0.5 06 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 47 44 Central Phoenix 33 31 Durango 73 60 Higley 56 51 Phoenix Supersite 24 22 West Forty Third 99 73

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango N/A N/A N/A Dysart 5.8 19 Estrella Mountain Park 8.1 26 Phoenix Supersite 9.4 31 Vehicle Emissions Lab 7.3 24

POLLUTION MONITOR READINGS FOR THURSDAY, JUL 28, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 47 37 Blue Point 45 35 Buckeye 61 48 Casa Grande N/A N/A N/A Cave Creek 67 56 Central Phoenix 66 54 Dysart 69 61 Falcon Field 58 45 Fountain Hills 59 46 Glendale 71 66 Humboldt Mountain 58 45 Maricopa N/A N/A N/A North Phoenix 72 69 Phoenix Supersite 67 56 Pinal Air Park 65 51 Pinnacle Peak 65 51 Queen Creek 57 45 Queen Valley 60 47 Rio Verde 62 48 South Phoenix 67 56 South Scottsdale 69 61 Tempe 64 50 Tonto National Monument 61 48 West Chandler 60 47 West Phoenix 55 43 Yuma 28 22

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.4 05 Greenwood 0.9 10 Phoenix Supersite 0.8 09 West Indian School 0.7 08 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 34 31 Central Phoenix 19 18 Durango 39 36 Higley 36 33 Phoenix Supersite 15 14 West Forty Third 48 44

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 2.6 08 Dysart 4.6 15 Estrella Mountain Park 5.6 18 Phoenix Supersite 3.5 11 Vehicle Emissions Lab 5.2 17

POLLUTION MONITOR READINGS FOR FRIDAY, JUL 29, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 46 36 Blue Point 43 34 Buckeye 49 38 Casa Grande 41 32 Cave Creek 76 79 Central Phoenix 65 51 Dysart 65 51 Falcon Field 58 45 Fountain Hills 63 49 Glendale 71 66 Humboldt Mountain N/A N/A N/A Maricopa 46 36 North Phoenix 77 82 Phoenix Supersite 67 56 Pinal Air Park 52 41 Pinnacle Peak 65 51 Queen Creek 53 41 Queen Valley 54 42 Rio Verde 64 50 South Phoenix 52 41 South Scottsdale 69 61 Tempe 65 51 Tonto National Monument 58 45 West Chandler 56 44 West Phoenix 54 42 Yuma 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.5 06 Greenwood 1.1 13 Phoenix Supersite 0.9 10 West Indian School 0.8 09 West Phoenix 1.1 13

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 51 47 Central Phoenix 33 31 Durango 45 42 Higley 62 54 Phoenix Supersite 27 25 West Forty Third 38 35

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 3.2 10 Dysart 7.2 23 Estrella Mountain Park 9.1 30 Phoenix Supersite 8.9 29 Vehicle Emissions Lab 8.6 28

POLLUTION MONITOR READINGS FOR SATURDAY, JUL 30, 2005

O3 (OZONE) For 2004 ozone season review visit:

http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction N/A N/A N/A Blue Point 36 28 Buckeye 50 39 Casa Grande N/A N/A N/A Cave Creek 56 44 Central Phoenix 53 41 Dysart 57 45 Falcon Field 46 36 Fountain Hills 48 38 Glendale 58 45 Humboldt Mountain 46 36 Maricopa 45 35 North Phoenix 58 45 Phoenix Supersite 52 41 Pinal Air Park N/A N/A N/A Pinnacle Peak 50 39 Queen Creek 45 35 Queen Valley 46 36 Rio Verde 47 37 South Phoenix 51 40 South Scottsdale 54 42 Tempe 52 41 Tonto National Monument 49 38 West Chandler 48 38 West Phoenix 45 35 Yuma 40 31

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.7 08 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.7 08

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 46 43 Central Phoenix 20 19 Durango 37 34 Higley 31 29 Phoenix Supersite 15 14 West Forty Third 43 40

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 2.0 06 Dysart 5.4 18 Estrella Mountain Park 7.7 25 Phoenix Supersite 4.2 14 Vehicle Emissions Lab 5.6 18

POLLUTION MONITOR READINGS FOR SUNDAY, JUL 31, 2005 O3 (OZONE)

For 2004 ozone season review visit: http://www.epa.gov/airnow/2004/ozone-recap/o3-season-end-2004.html

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 39 30 Blue Point 31 24 Buckeye 51 40 Casa Grande 36 28 Cave Creek 50 39 Central Phoenix 51 40 Dysart 49 38 Falcon Field 47 37 Fountain Hills 47 37 Glendale 54 42 Humboldt Mountain 40 31 Maricopa 43 34 North Phoenix 54 42 Phoenix Supersite 49 38 Pinal Air Park 44 34 Pinnacle Peak 46 36 Queen Creek 45 35 Queen Valley 46 36 Rio Verde 47 37 South Phoenix 51 40 South Scottsdale 53 41 Tempe 50 39 Tonto National Monument 39 30 West Chandler 49 38 West Phoenix 43 34 Yuma 47 37

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Central Phoenix 0.2 02 Greenwood 0.4 05 Phoenix Supersite 0.5 06 West Indian School 0.3 03 West Phoenix 0.7 08

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 28 26 Central Phoenix 19 18 Durango 32 30 Higley 27 25 Phoenix Supersite 13 12 West Forty Third 39 36

PM-2.5 (PARTICLES) (Some data derived from light-scattering equipment)

SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 1.6 05 Dysart 5.0 16 Estrella Mountain Park 6.4 21 Phoenix Supersite 7.7 25 Vehicle Emissions Lab 6.2 20