POLLUTION MONITOR READINGS FOR SUNDAY, OCTOBER 01, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 53 41 Blue Point 42 33 Central Phoenix 53 41 Fountain Hills 59 46 North Phoenix 61 48 Phoenix Supersite 53 41 Pinnacle Peak 53 41 South Phoenix 40 31 South Scottsdale 58 45 West Phoenix 55 43

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 1.6 18 Dysart 0.4 05 Glendale 0.8 09 Greenwood 2.2 25 Mesa 1.0 11 North Phoenix 1.1 13 Phoenix Supersite 1.5 17 South Phoenix 1.4 16 South Scottsdale 0.7 08 Tempe 1.2 14 West Chandler 1.0 11 West Indian School 3.0 34 West Phoenix 2.6 30

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 47 44 Central Phoenix 37 34 Durango 47 44 Greenwood 39 36 Higley 49 45 Maricopa (Pinal County) 82 64 Phoenix Supersite 32 30 Stanfield (Pinal County) 150 98 West Forty Third 58 52 West Phoenix 46 43

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 11.2 36 Dysart 9.6 31 Estrella Mountain Park 9.0 29 Phoenix Supersite 16.5 53 Vehicle Emissions Lab 9.5 31 West Phoenix 13.3 43

POLLUTION MONITOR READINGS FOR MONDAY, OCTOBER 02, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 38 30 Blue Point 34 27 Central Phoenix 32 25 Fountain Hills 42 33 North Phoenix 35 27 Phoenix Supersite 33 26 Pinnacle Peak N/A N/A N/A South Phoenix 25 20 South Scottsdale 32 25 West Phoenix 33 26

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.0 11 Dysart 0.4 05 Glendale 0.4 05 Greenwood 1.0 11 Mesa 0.5 06 North Phoenix 0.8 09 Phoenix Supersite 1.0 11 South Phoenix 0.6 07 South Scottsdale 0.5 06 Tempe 0.9 10 West Chandler 0.6 07 West Indian School 1.6 18 West Phoenix 1.1 13

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 71 59 Central Phoenix 46 43 Durango 78 62 Greenwood 50 46 Higley 70 58 Maricopa (Pinal County) 113 80 Phoenix Supersite 36 33 Stanfield (Pinal County) 96 71 West Forty Third 92 69 West Phoenix 54 50

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 13.7 44 Dysart 9.6 31 Estrella Mountain Park 7.1 23 Phoenix Supersite 14.8 48 Vehicle Emissions Lab 9.8 32 West Phoenix 10.5 34

POLLUTION MONITOR READINGS FOR TUESDAY, OCTOBER 03, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 44 34 Blue Point 35 27 Central Phoenix 35 27 Fountain Hills 44 34 North Phoenix 40 31 Phoenix Supersite 34 27 Pinnacle Peak 49 38 South Phoenix 27 21 South Scottsdale 38 30 West Phoenix 36 28

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye N/A N/A N/A Central Phoenix 0.7 08 Dysart 0.2 02 Glendale 0.3 03 Greenwood 1.2 14 Mesa 0.6 07 North Phoenix 0.6 07 Phoenix Supersite 0.6 07 South Phoenix 0.6 07 South Scottsdale 0.4 05 Tempe 1.0 11 West Chandler 0.7 08 West Indian School 2.1 24 West Phoenix 1.4 16

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 52 48 Central Phoenix 34 31 Durango 67 57 Greenwood 50 46 Higley 70 58 Maricopa (Pinal County) 117 82 Phoenix Supersite 30 28 Stanfield (Pinal County) 86 66 West Forty Third 110 78 West Phoenix 41 38

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 14.1 46 Dysart 7.7 25 Estrella Mountain Park 8.0 26 Phoenix Supersite 14.6 47 Vehicle Emissions Lab 7.1 23 West Phoenix 10.1 33

POLLUTION MONITOR READINGS FOR WEDNESDAY, OCTOBER 04, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 41 32 Blue Point 39 30 Central Phoenix 34 27 Fountain Hills 44 34 North Phoenix 42 33 Phoenix Supersite 32 25 Pinnacle Peak 42 33 South Phoenix 23 18 South Scottsdale 36 28 West Phoenix 36 28

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 0.5 06 Dysart 0.3 03 Glendale 0.4 04 Greenwood 1.4 16 Mesa 0.3 03 North Phoenix 1.1 11 Phoenix Supersite 1.2 14 South Phoenix N/A N/A N/A South Scottsdale 0.4 05 Tempe 1.1 11 West Chandler 0.8 09 West Indian School 2.3 26 West Phoenix 1.8 20

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 62 54 Central Phoenix 41 38 Durango 67 57 Greenwood 52 48 Higley 68 57 Maricopa (Pinal County) 110 78 Phoenix Supersite 33 31 Stanfield (Pinal County) 90 68 West Forty Third 128 87 West Phoenix 44 41

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 12.1 39 Dysart 7.9 26 Estrella Mountain Park 8.9 29 Phoenix Supersite 14.8 48 Vehicle Emissions Lab 8.6 28 West Phoenix 10.6 34

POLLUTION MONITOR READINGS FOR THURSDAY, OCTOBER 05, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 34 27 Blue Point 33 26 Central Phoenix 35 27 Fountain Hills 40 31 North Phoenix 38 30 Phoenix Supersite 35 27 Pinnacle Peak 41 32 South Phoenix 32 25 South Scottsdale 31 24 West Phoenix 37 29

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 0.3 03 Dysart 0.3 03 Glendale 0.4 05 Greenwood 1.0 11 Mesa 0.4 05 North Phoenix 0.2 02 Phoenix Supersite 0.8 09 South Phoenix 0.4 05 South Scottsdale 0.3 03 Tempe 1.1 13 West Chandler 0.4 05 West Indian School 1.5 17 West Phoenix 1.0 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 69 58 Central Phoenix 57 52 Durango 77 62 Greenwood 66 56 Higley 166 106 Maricopa (Pinal County) 159 103 Phoenix Supersite 45 42 Stanfield (Pinal County) 119 83 West Forty Third 86 66 West Phoenix 66 56

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 12.0 39 Dysart 9.8 32 Estrella Mountain Park 9.1 30 Phoenix Supersite 17.1 54 Vehicle Emissions Lab 9.8 32 West Phoenix 11.3 37

POLLUTION MONITOR READINGS FOR FRIDAY, OCTOBER 06, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 32 25 Blue Point 31 24 Central Phoenix 32 25 Fountain Hills 36 28 North Phoenix 36 28 Phoenix Supersite 31 24 Pinnacle Peak 36 28 South Phoenix 35 27 South Scottsdale 29 23 West Phoenix 34 27

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 0.0 00 Dysart 0.2 02 Glendale 0.3 03 Greenwood 0.6 07 Mesa 0.2 02 North Phoenix 0.2 02 Phoenix Supersite 0.6 07 South Phoenix 0.4 05 South Scottsdale 0.0 00 Tempe 0.4 05 West Chandler 0.3 03 West Indian School 1.0 11 West Phoenix 0.6 07

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 50 46 Central Phoenix 38 35 Durango 51 47 Greenwood 36 33 Higley 40 37 Maricopa (Pinal County) 65 56 Phoenix Supersite 25 23 Stanfield (Pinal County) 154 100 West Forty Third N/A N/A N/A West Phoenix 37 34

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.2 23 Dysart 8.2 27 Estrella Mountain Park 8.4 27 Phoenix Supersite 11.2 36 Vehicle Emissions Lab 8.8 29 West Phoenix 7.1 23

POLLUTION MONITOR READINGS FOR SATURDAY, OCTOBER 07, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 43 34 Blue Point 35 27 Central Phoenix 43 34 Fountain Hills 45 35 North Phoenix 51 40 Phoenix Supersite 45 35 Pinnacle Peak 48 38 South Phoenix 42 33 South Scottsdale 41 32 West Phoenix 48 38

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 0.6 07 Dysart 0.2 02 Glendale 0.2 02 Greenwood 1.1 13 Mesa 0.4 05 North Phoenix 0.6 07 Phoenix Supersite 1.0 11 South Phoenix 0.7 08 South Scottsdale 0.3 03 Tempe 0.5 06 West Chandler 0.3 03 West Indian School 1.5 17 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 60 53 Central Phoenix 60 53 Durango 61 54 Greenwood 52 48 Higley 46 43 Maricopa (Pinal County) 66 56 Phoenix Supersite 45 42 Stanfield (Pinal County) N/A N/A N/A West Forty Third N/A N/A N/A West Phoenix 53 49

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 11.0 36 Dysart 8.7 28 Estrella Mountain Park 9.7 31 Phoenix Supersite 14.1 46 Vehicle Emissions Lab 10.6 34 West Phoenix 7.4 24

POLLUTION MONITOR READINGS FOR SUNDAY, OCTOBER 08, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 36 28 ` Blue Point 29 23 Central Phoenix 40 31 Fountain Hills 40 31 North Phoenix 43 34 Phoenix Supersite N/A N/A N/A Pinnacle Peak 39 30 South Phoenix 35 27 South Scottsdale 38 30 West Phoenix 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix N/A N/A N/A Dysart 0.3 03 Glendale 0.6 07 Greenwood 1.9 22 Mesa 0.7 08 North Phoenix 0.8 09 Phoenix Supersite N/A N/A N/A South Phoenix 1.0 11 South Scottsdale 0.4 05 Tempe 0.9 10 West Chandler 0.3 03 West Indian School 1.5 17 West Phoenix 0.9 10

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 46 43 Central Phoenix 30 28 Durango 37 34 Greenwood 33 31 Higley 39 36 Maricopa (Pinal County) 77 62 Phoenix Supersite 27 25 Stanfield (Pinal County) 70 58 West Forty Third N/A N/A N/A West Phoenix 34 31

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.0 23 Dysart 5.4 18 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 11.1 36 Vehicle Emissions Lab 5.7 19 West Phoenix 5.3 17

POLLUTION MONITOR READINGS FOR MONDAY, OCTOBER 09, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 42 33 Blue Point 37 29 Central Phoenix 47 37 Fountain Hills 48 38 North Phoenix 47 37 Phoenix Supersite 43 33 Pinnacle Peak 46 36 South Phoenix 41 32 South Scottsdale 42 33 West Phoenix 46 36

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix N/A N/A N/A Dysart 0.3 03 Glendale 0.3 03 Greenwood 1.2 14 Mesa 0.4 05 North Phoenix 0.5 06 Phoenix Supersite 0.8 09 South Phoenix 0.4 05 South Scottsdale 0.3 03 Tempe 0.5 06 West Chandler 0.2 02 West Indian School 1.6 18 West Phoenix 0.1 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 21 19 Central Phoenix 20 19 Durango 26 24 Greenwood 25 23 Higley 21 19 Maricopa (Pinal County) 31 29 Phoenix Supersite 19 18 Stanfield (Pinal County) 109 78 West Forty Third N/A N/A N/A West Phoenix 28 26

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 6.1 20 Dysart 5.2 17 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 10.7 35 Vehicle Emissions Lab 5.1 17 West Phoenix 5.4 18

POLLUTION MONITOR READINGS FOR TUESDAY, OCTOBER 10, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 49 38 Blue Point 47 37 Central Phoenix 46 36 Fountain Hills 51 40 North Phoenix 48 38 Phoenix Supersite 42 33 Pinnacle Peak 53 41 South Phoenix 42 33 South Scottsdale N/A N/A N/A West Phoenix 50 39

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix N/A N/A N/A Dysart 0.2 02 Glendale 0.4 05 Greenwood 1.1 13 Mesa 0.4 05 North Phoenix 0.6 07 Phoenix Supersite 0.9 10 South Phoenix 0.9 10 South Scottsdale 0.9 10 Tempe 0.5 06 West Chandler 0.2 02 West Indian School 1.6 18 West Phoenix 0.9 10

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 44 41 Central Phoenix 29 27 Durango 46 43 Greenwood 33 31 Higley 35 32 Maricopa (Pinal County) 65 56 Phoenix Supersite 25 23 Stanfield (Pinal County) 121 84 West Forty Third N/A N/A N/A West Phoenix 43 40

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 9.1 30 Dysart 6.4 21 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 11.4 37 Vehicle Emissions Lab 5.8 19 West Phoenix 7.1 23

POLLUTION MONITOR READINGS FOR WEDNESDAY, OCTOBER 11, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 46 36 Blue Point 41 32 Central Phoenix 48 38 Fountain Hills 52 41 North Phoenix 51 40 Phoenix Supersite 46 36 Pinnacle Peak 54 42 South Phoenix 45 35 South Scottsdale 45 35 West Phoenix 49 38

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.4 16 Dysart 0.4 05 Glendale 0.5 06 Greenwood 1.6 18 Mesa 0.5 06 North Phoenix 0.7 08 Phoenix Supersite 1.3 15 South Phoenix 1.0 11 South Scottsdale 0.4 05 Tempe 0.7 08 West Chandler 0.7 08 West Indian School 2.6 30 West Phoenix 1.7 19

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 53 49 Central Phoenix 36 33 Durango 64 55 Greenwood 44 41 Higley 51 47 Maricopa (Pinal County) 76 61 Phoenix Supersite 37 34 Stanfield (Pinal County) 107 77 West Forty Third N/A N/A N/A West Phoenix 51 47

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 12.7 41 Dysart 9.3 30 Estrella Mountain Park N/A N/A N/A Phoenix Supersite 16.0 52 Vehicle Emissions Lab 7.1 23 West Phoenix 12.4 40

POLLUTION MONITOR READINGS FOR THURSDAY, OCTOBER 12, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 44 34 Blue Point 37 29 Central Phoenix 47 37 Fountain Hills 50 39 North Phoenix 49 38 Phoenix Supersite 43 34 Pinnacle Peak 51 40 South Phoenix 43 34 South Scottsdale 45 35 West Phoenix 41 32

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 1.8 20 Dysart 0.4 05 Glendale 0.5 06 Greenwood 2.1 24 Mesa 0.5 06 North Phoenix 0.9 10 Phoenix Supersite 1.5 17 South Phoenix 1.7 19 South Scottsdale 0.5 06 Tempe 0.8 09 West Chandler 0.9 10 West Indian School 3.0 34 West Phoenix 2.4 27

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 65 56 Central Phoenix 38 35 Durango 84 65 Greenwood 55 51 Higley 81 64 Maricopa (Pinal County) N/A N/A N/A Phoenix Supersite 37 34 Stanfield (Pinal County) 123 85 West Forty Third N/A N/A N/A West Phoenix 53 49

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 16.0 52 Dysart 8.4 27 Estrella Mountain Park 7.8 25 Phoenix Supersite 16.4 53 Vehicle Emissions Lab 7.9 26 West Phoenix 12.9 42

POLLUTION MONITOR READINGS FOR FRIDAY, OCTOBER 13, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 40 31 Blue Point 33 26 Central Phoenix 41 32 Fountain Hills 45 35 North Phoenix 43 34 Phoenix Supersite 38 30 Pinnacle Peak 44 34 South Phoenix 41 32 South Scottsdale 44 34 West Phoenix 38 30

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.3 03 Central Phoenix 1.5 17 Dysart 0.4 05 Glendale N/A N/A N/A Greenwood 2.1 24 Mesa 0.4 05 North Phoenix 0.6 07 Phoenix Supersite 1.7 19 South Phoenix 1.8 20 South Scottsdale 0.5 06 Tempe 0.8 09 West Chandler 1.0 11 West Indian School 3.0 34 West Phoenix 2.3 26

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 56 51 Central Phoenix 33 31 Durango 59 53 Greenwood 49 45 Higley 54 50 Maricopa (Pinal County) 90 68 Phoenix Supersite 30 28 Stanfield (Pinal County) 116 81 West Forty Third 91 69 West Phoenix 39 36

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 9.2 30 Dysart 8.1 26 Estrella Mountain Park 9.2 30 Phoenix Supersite 12.7 41 Vehicle Emissions Lab 7.6 25 West Phoenix 9.6 31

POLLUTION MONITOR READINGS FOR SATURDAY, OCTOBER 14, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 38 30 Blue Point 35 27 Central Phoenix 42 33 Fountain Hills 44 34 North Phoenix 43 34 Phoenix Supersite 39 30 Pinnacle Peak 36 28 South Phoenix 43 34 South Scottsdale 38 30 West Phoenix 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.0 00 Central Phoenix 0.4 05 Dysart 0.1 01 Glendale N/A N/A N/A Greenwood 0.5 06 Mesa 0.1 01 North Phoenix 0.2 02 Phoenix Supersite 0.5 06 South Phoenix 0.4 05 South Scottsdale 0.0 00 Tempe 0.3 03 West Chandler 0.1 01 West Indian School 1.6 18 West Phoenix 0.4 05

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 16 15 Central Phoenix 16 15 Durango 18 17 Greenwood 18 17 Higley 21 19 Maricopa (Pinal County) 25 23 Phoenix Supersite 13 12 Stanfield (Pinal County) 35 32 West Forty Third 25 23 West Phoenix 16 15

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

For maps go to: http://www.airnow.gov/ SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 3.3 11 Dysart 5.9 19 Estrella Mountain Park 4.4 14 Phoenix Supersite 8.5 28 Vehicle Emissions Lab 4.7 15 West Phoenix 4.6 15

POLLUTION MONITOR READINGS FOR SUNDAY, OCTOBER 15, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 47 37 Blue Point 39 30 Central Phoenix 48 38 Fountain Hills 51 40 North Phoenix 48 38 Phoenix Supersite 44 34 Pinnacle Peak 45 35 South Phoenix 49 38 South Scottsdale 47 37 West Phoenix 48 38

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.0 00 Central Phoenix 0.7 08 Dysart 0.2 02 Glendale N/A N/A N/A Greenwood 0.6 07 Mesa 0.3 03 North Phoenix 0.7 08 Phoenix Supersite 0.9 10 South Phoenix 0.7 08 South Scottsdale 0.3 03 Tempe 0.4 05 West Chandler 0.2 02 West Indian School 1.4 16 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 16 15 Central Phoenix 21 19 Durango 19 18 Greenwood 23 21 Higley 23 21 Maricopa (Pinal County) 34 31 Phoenix Supersite 19 18 Stanfield (Pinal County) 47 44 West Forty Third 29 27 West Phoenix 19 18

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 4.4 14 Dysart 5.3 17 Estrella Mountain Park 3.9 13 Phoenix Supersite 11.0 36 Vehicle Emissions Lab 5.3 17 West Phoenix 5.9 19

POLLUTION MONITOR READINGS FOR MONDAY, OCTOBER 16, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 52 41 Blue Point 40 31 Central Phoenix 45 35 Fountain Hills 51 40 North Phoenix 46 36 Phoenix Supersite 46 36 Pinnacle Peak 50 39 South Phoenix 48 38 South Scottsdale 46 36 West Phoenix 45 35

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 0.9 10 Dysart 0.3 03 Glendale N/A N/A N/A Greenwood 1.0 11 Mesa 0.4 05 North Phoenix 0.8 09 Phoenix Supersite 1.1 13 South Phoenix 0.9 10 South Scottsdale 0.3 03 Tempe 0.6 07 West Chandler 0.3 03 West Indian School 1.8 20 West Phoenix 1.0 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 28 26 Central Phoenix 25 23 Durango 40 37 Greenwood 35 32 Higley 38 35 Maricopa (Pinal County) 45 42 Phoenix Supersite 21 19 Stanfield (Pinal County) 40 37 West Forty Third 62 54 West Phoenix 25 23

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.9 26 Dysart N/A N/A N/A Estrella Mountain Park 4.6 15 Phoenix Supersite 11.4 37 Vehicle Emissions Lab 5.0 16 West Phoenix 7.7 25

POLLUTION MONITOR READINGS FOR TUESDAY, OCTOBER 17, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 46 36 Blue Point 42 33 Central Phoenix 48 38 Fountain Hills 52 41 North Phoenix 51 40 Phoenix Supersite 48 38 Pinnacle Peak N/A N/A N/A South Phoenix 51 40 South Scottsdale 47 37 West Phoenix 52 41

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.0 11 Dysart 0.3 03 Glendale 0.2 02 Greenwood 0.8 09 Mesa 0.3 03 North Phoenix 0.5 06 Phoenix Supersite 0.7 08 South Phoenix 0.8 09 South Scottsdale 0.2 02 Tempe 0.6 07 West Chandler 0.3 03 West Indian School 1.8 20 West Phoenix 0.8 09

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 28 26 Central Phoenix 36 33 Durango 61 54 Greenwood 42 39 Higley 45 42 Maricopa (Pinal County) 40 37 Phoenix Supersite 26 24 Stanfield (Pinal County) 52 48 West Forty Third 70 58 West Phoenix 32 30

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 11.0 36 Dysart N/A N/A N/A Estrella Mountain Park 6.6 21 Phoenix Supersite 12.4 40 Vehicle Emissions Lab 7.6 25 West Phoenix 9.5 31

POLLUTION MONITOR READINGS FOR WEDNESDAY, OCTOBER 18, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 48 38 Blue Point 41 32 Central Phoenix 38 30 Fountain Hills 51 40 North Phoenix 45 35 Phoenix Supersite 37 29 Pinnacle Peak N/A N/A N/A South Phoenix 42 33 South Scottsdale 43 34 West Phoenix 41 32

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 0.8 09 Dysart 0.3 03 Glendale 0.2 02 Greenwood 1.0 11 Mesa 0.2 02 North Phoenix 0.6 07 Phoenix Supersite 0.9 10 South Phoenix 0.6 07 South Scottsdale 0.2 02 Tempe 0.4 05 West Chandler 0.2 02 West Indian School 1.6 18 West Phoenix 0.9 10

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 28 26 Central Phoenix 42 39 Durango 61 54 Greenwood 38 35 Higley 38 35 Maricopa (Pinal County) 41 38 Phoenix Supersite 26 24 Stanfield (Pinal County) 113 80 West Forty Third 68 57 West Phoenix 27 25

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 11.0 36 Dysart 3.7 12 Estrella Mountain Park 4.7 15 Phoenix Supersite 12.8 42 Vehicle Emissions Lab 7.8 25 West Phoenix 8.2 27

POLLUTION MONITOR READINGS FOR THURSDAY, OCTOBER 19, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 43 34 Blue Point 35 27 Central Phoenix 41 32 Fountain Hills 46 36 North Phoenix 46 36 Phoenix Supersite 40 31 Pinnacle Peak 42 33 South Phoenix 41 32 South Scottsdale 39 30 West Phoenix 42 33

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.0 11 Dysart 0.3 03 Glendale 0.5 06 Greenwood 1.3 15 Mesa 0.6 07 North Phoenix 0.8 09 Phoenix Supersite 1.2 14 South Phoenix 0.9 10 South Scottsdale 0.7 08 Tempe 1.1 13 West Chandler 0.5 06 West Indian School 2.1 24 West Phoenix 1.5 17

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 33 31 Central Phoenix 26 24 Durango 61 54 Greenwood 44 41 Higley 97 72 Maricopa (Pinal County) 49 45 Phoenix Supersite 24 22 Stanfield (Pinal County) 204 125 West Forty Third 82 64 West Phoenix 37 34

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 11.3 37 Dysart 3.0 10 Estrella Mountain Park 6.4 21 Phoenix Supersite 11.9 39 Vehicle Emissions Lab 4.8 16 West Phoenix 8.8 29

POLLUTION MONITOR READINGS FOR FRIDAY, OCTOBER 20, 2006

O3 (OZONE) SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 39 30 Blue Point 33 26 Central Phoenix 35 27 Fountain Hills 47 37 North Phoenix 38 30 Phoenix Supersite 31 24 Pinnacle Peak 38 30 South Phoenix 41 32 South Scottsdale 35 27 West Phoenix 33 26

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 1.2 14 Dysart 0.4 05 Glendale 0.6 07 Greenwood 1.7 19 Mesa 0.9 10 North Phoenix 1.0 11 Phoenix Supersite 1.5 17 South Phoenix 1.2 14 South Scottsdale 0.8 09 Tempe 1.2 14 West Chandler 0.8 09 West Indian School 2.7 31 West Phoenix 1.9 22

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 45 42 Central Phoenix 41 38 Durango 77 62 Greenwood 59 53 Higley 61 54 Maricopa (Pinal County) 98 72 Phoenix Supersite 37 34 Stanfield (Pinal County) 164 105 West Forty Third 106 76 West Phoenix 49 45

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 14.9 48 Dysart 6.3 20 Estrella Mountain Park 7.6 25 Phoenix Supersite 14.8 48 Vehicle Emissions Lab 7.9 26 West Phoenix 12.5 41

POLLUTION MONITOR READINGS FOR SATURDAY, OCTOBER 21, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 49 38 Blue Point 39 30 Central Phoenix 45 35 Fountain Hills 52 41 North Phoenix 46 36 Phoenix Supersite 42 33 Pinnacle Peak 50 39 South Phoenix 44 34 South Scottsdale 48 38 West Phoenix 47 37

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.3 03 Central Phoenix 1.5 17 Dysart 0.3 03 Glendale 1.0 11 Greenwood 1.9 22 Mesa 1.1 13 North Phoenix 1.2 14 Phoenix Supersite 1.1 13 South Phoenix 1.5 17 South Scottsdale 0.9 10 Tempe 1.5 17 West Chandler 0.9 10 West Indian School 3.1 35 West Phoenix 2.4 27

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 45 42 Central Phoenix 37 34 Durango 59 53 Greenwood 46 43 Higley 51 47 Maricopa (Pinal County) 83 65 Phoenix Supersite 33 31 Stanfield (Pinal County) 101 74 West Forty Third 77 62 West Phoenix 47 44

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 13.3 43 Dysart 4.7 15 Estrella Mountain Park 8.8 29 Phoenix Supersite 15.6 51 Vehicle Emissions Lab 7.8 25 West Phoenix 14.2 46

POLLUTION MONITOR READINGS FOR SUNDAY, OCTOBER 22, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 45 35 Blue Point 35 27 Central Phoenix 46 36 Fountain Hills 50 39 North Phoenix 51 40 Phoenix Supersite 46 36 Pinnacle Peak 48 38 South Phoenix 46 36 South Scottsdale 44 34 West Phoenix 50 39

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.9 22 Dysart 0.2 02 Glendale 0.4 05 Greenwood 1.8 20 Mesa 0.7 08 North Phoenix 1.0 11 Phoenix Supersite 1.9 22 South Phoenix 1.4 16 South Scottsdale 0.7 08 Tempe 1.0 11 West Chandler 0.9 10 West Indian School 2.7 31 West Phoenix 2.2 25

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 39 36 Central Phoenix 39 36 Durango 57 52 Greenwood 45 42 Higley 34 31 Maricopa (Pinal County) 73 60 Phoenix Supersite 29 25 Stanfield (Pinal County) 133 90 West Forty Third 46 43 West Phoenix 47 44

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 13.8 45 Dysart 3.7 12 Estrella Mountain Park 5.5 18 Phoenix Supersite 15.4 50 Vehicle Emissions Lab 10.7 35 West Phoenix 13.7 44

POLLUTION MONITOR READINGS FOR MONDAY, OCTOBER 23, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 42 33 Blue Point 34 27 Central Phoenix 34 27 Fountain Hills 48 38 North Phoenix 40 31 Phoenix Supersite 33 26 Pinnacle Peak 46 36 South Phoenix 40 31 South Scottsdale 41 32 West Phoenix 34 27

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 2.1 24 Dysart 0.3 03 Glendale 0.4 05 Greenwood 2.6 30 Mesa 0.4 05 North Phoenix 0.7 08 Phoenix Supersite 1.6 18 South Phoenix 1.3 15 South Scottsdale 0.7 08 Tempe 0.9 10 West Chandler 0.5 06 West Indian School 2.9 33 West Phoenix 2.5 28

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 59 53 Central Phoenix 51 47 Durango 103 75 Greenwood 66 56 Higley 110 78 Maricopa (Pinal County) 97 72 Phoenix Supersite 36 33 Stanfield (Pinal County) 140 93 West Forty Third 108 77 West Phoenix 57 52

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 20.0 60 Dysart 6.4 21 Estrella Mountain Park 7.3 24 Phoenix Supersite 13.6 44 Vehicle Emissions Lab N/A N/A N/A West Phoenix 13.5 44

POLLUTION MONITOR READINGS FOR TUESDAY, OCTOBER 24, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 38 30 Blue Point 29 23 Central Phoenix 31 24 Fountain Hills 35 27 North Phoenix 35 27 Phoenix Supersite 29 23 Pinnacle Peak 33 26 South Phoenix 34 27 South Scottsdale 28 22 West Phoenix 34 27

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 0.8 09 Dysart 0.2 02 Glendale 0.3 03 Greenwood 0.9 10 Mesa 0.6 07 North Phoenix 0.6 07 Phoenix Supersite 0.8 09 South Phoenix 0.7 08 South Scottsdale 0.6 07 Tempe 0.8 09 West Chandler 0.3 03 West Indian School 1.6 18 West Phoenix 1.0 11

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 22 20 Central Phoenix 46 43 Durango 55 51 Greenwood 40 37 Higley 60 53 Maricopa (Pinal County) 58 52 Phoenix Supersite 27 25 Stanfield (Pinal County) 60 53 West Forty Third 65 56 West Phoenix 34 31

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 9.6 31 Dysart 4.5 15 Estrella Mountain Park 4.0 13 Phoenix Supersite 12.2 40 Vehicle Emissions Lab 6.5 21 West Phoenix 7.1 23

POLLUTION MONITOR READINGS FOR WEDNESDAY, OCTOBER 25, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 35 27 Blue Point 33 26 Central Phoenix 32 25 Fountain Hills 40 31 North Phoenix 37 29 Phoenix Supersite 31 24 Pinnacle Peak 44 34 South Phoenix 33 26 South Scottsdale 29 23 West Phoenix 34 27

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 0.5 06 Dysart 0.2 02 Glendale 0.1 01 Greenwood 0.8 09 Mesa 0.4 05 North Phoenix 0.4 05 Phoenix Supersite 0.6 07 South Phoenix 0.7 08 South Scottsdale 0.1 01 Tempe 0.6 07 West Chandler 0.1 01 West Indian School 1.9 22 West Phoenix 0.9 10

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 22 20 Central Phoenix 17 16 Durango 39 36 Greenwood 21 19 Higley 32 30 Maricopa (Pinal County) 32 30 Phoenix Supersite 18 17 Stanfield (Pinal County) 25 23 West Forty Third 47 44 West Phoenix 20 19

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 7.0 23 Dysart 3.7 12 Estrella Mountain Park 5.0 16 Phoenix Supersite 10.0 32 Vehicle Emissions Lab 4.9 16 West Phoenix 6.0 19

POLLUTION MONITOR READINGS FOR THURSDAY, OCTOBER 26, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 39 30 Blue Point 32 25 Central Phoenix 37 29 Fountain Hills 42 33 North Phoenix 40 31 Phoenix Supersite 37 29 Pinnacle Peak 40 31 South Phoenix 36 28 South Scottsdale 34 27 West Phoenix 40 31

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 0.6 07 Dysart 0.2 02 Glendale 0.2 02 Greenwood 0.9 10 Mesa 0.3 03 North Phoenix 0.3 03 Phoenix Supersite 0.6 07 South Phoenix 0.6 07 South Scottsdale 0.4 05 Tempe 0.6 07 West Chandler 0.3 03 West Indian School 1.5 17 West Phoenix 0.6 07

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 34 31 Central Phoenix 18 17 Durango 38 35 Greenwood 34 31 Higley N/A N/A N/A Maricopa (Pinal County) 48 44 Phoenix Supersite 16 15 Stanfield (Pinal County) 115 81 West Forty Third 54 50 West Phoenix 35 32

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 3.4 11 Dysart 3.9 13 Estrella Mountain Park 3.9 13 Phoenix Supersite 7.1 23 Vehicle Emissions Lab 2.3 07 West Phoenix 3.6 12

POLLUTION MONITOR READINGS FOR FRIDAY, OCTOBER 27, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 38 30 Blue Point 36 28 Central Phoenix 36 28 Fountain Hills 46 36 North Phoenix 43 34 Phoenix Supersite 37 29 Pinnacle Peak 44 34 South Phoenix 36 28 South Scottsdale 37 29 West Phoenix 32 28

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.1 01 Central Phoenix 1.3 15 Dysart 0.3 03 Glendale 0.6 07 Greenwood 1.5 17 Mesa 0.6 07 North Phoenix 1.0 11 Phoenix Supersite 1.6 18 South Phoenix 0.9 10 South Scottsdale 0.7 08 Tempe 0.9 10 West Chandler 0.8 09 West Indian School 2.5 28 West Phoenix 2.1 24

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 49 45 Central Phoenix 39 36 Durango 86 66 Greenwood 56 51 Higley N/A N/A N/A Maricopa (Pinal County) 73 60 Phoenix Supersite 29 27 Stanfield (Pinal County) N/A N/A N/A West Forty Third 92 69 West Phoenix 54 50

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 13.6 44 Dysart 3.7 12 Estrella Mountain Park 5.5 18 Phoenix Supersite 13.3 43 Vehicle Emissions Lab 5.7 19 West Phoenix 10.9 35

POLLUTION MONITOR READINGS FOR SATURDAY, OCTOBER 28, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 43 34 Blue Point 35 27 Central Phoenix 44 34 Fountain Hills 47 37 North Phoenix 45 35 Phoenix Supersite 41 32 Pinnacle Peak 46 36 South Phoenix 45 35 South Scottsdale 43 34 West Phoenix 45 35

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 1.8 20 Dysart 0.3 03 Glendale 0.6 07 Greenwood 2.7 31 Mesa 0.8 09 North Phoenix 1.0 11 Phoenix Supersite 1.7 19 South Phoenix 1.5 17 South Scottsdale 1.0 11 Tempe 1.3 15 West Chandler 0.9 10 West Indian School 3.0 34 West Phoenix 2.8 32

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 50 46 Central Phoenix 38 35 Durango 113 80 Greenwood 50 46 Higley 44 41 Maricopa (Pinal County) 95 71 Phoenix Supersite 31 29 Stanfield (Pinal County) 100 73 West Forty Third 81 64 West Phoenix 70 58

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 20.1 60 Dysart 4.1 13 Estrella Mountain Park 7.5 24 Phoenix Supersite 17.2 54 Vehicle Emissions Lab 5.4 18 West Phoenix 16.1 52

POLLUTION MONITOR READINGS FOR SUNDAY, OCTOBER 29, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 38 30 Blue Point 33 26 Central Phoenix 27 21 Fountain Hills 42 33 North Phoenix 36 28 Phoenix Supersite 26 20 Pinnacle Peak 44 34 South Phoenix 25 20 South Scottsdale 32 25 West Phoenix 25 20

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 2.1 24 Dysart 0.4 05 Glendale 0.6 07 Greenwood 2.8 32 Mesa 1.0 11 North Phoenix 1.1 13 Phoenix Supersite 1.7 19 South Phoenix 1.8 20 South Scottsdale 1.1 13 Tempe 1.9 22 West Chandler 1.2 14 West Indian School 3.8 43 West Phoenix 3.7 42

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 42 39 Central Phoenix 34 31 Durango 54 50 Greenwood 52 48 Higley 33 31 Maricopa (Pinal County) 97 72 Phoenix Supersite 31 29 Stanfield (Pinal County) 78 62 West Forty Third 69 58 West Phoenix 57 52

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 14.7 48 Dysart 4.8 16 Estrella Mountain Park 7.8 25 Phoenix Supersite 17.0 54 Vehicle Emissions Lab 6.7 22 West Phoenix 17.4 55

POLLUTION MONITOR READINGS FOR MONDAY, OCTOBER 30, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 46 36 Blue Point 39 30 Central Phoenix 36 28 Fountain Hills 46 36 North Phoenix 42 33 Phoenix Supersite 32 28 Pinnacle Peak 45 35 South Phoenix 38 30 South Scottsdale 36 28 West Phoenix 33 26

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.3 03 Central Phoenix 1.3 15 Dysart 0.3 03 Glendale 0.7 08 Greenwood 1.7 19 Mesa 0.7 08 North Phoenix 0.9 10 Phoenix Supersite 1.6 18 South Phoenix 1.3 15 South Scottsdale 0.9 10 Tempe 1.4 16 West Chandler 0.8 09 West Indian School 2.5 28 West Phoenix 2.0 23

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 59 53 Central Phoenix 39 36 Durango 108 77 Greenwood 59 53 Higley 56 51 Maricopa (Pinal County) 85 66 Phoenix Supersite 42 39 Stanfield (Pinal County) 78 62 West Forty Third 99 73 West Phoenix 62 54

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

For maps go to: http://www.airnow.gov/ SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 19.5 59 Dysart 7.6 25 Estrella Mountain Park 8.3 27 Phoenix Supersite 18.3 57 Vehicle Emissions Lab 7.7 25 West Phoenix 15.7 51

POLLUTION MONITOR READINGS FOR TUESDAY, OCTOBER 31, 2006 O3 (OZONE)

SITE NAME MAX 8-HR VALUE (PPB) MAX AQI AQI COLOR CODE Apache Junction 50 39 Blue Point 42 33 Central Phoenix 36 28 Fountain Hills 51 40 North Phoenix 44 34 Phoenix Supersite 35 27 Pinnacle Peak 45 35 South Phoenix 41 32 South Scottsdale 46 36 West Phoenix 37 29

CO (CARBON MONOXIDE) SITE NAME MAX 8-HR VALUE (PPM) MAX AQI AQI COLOR CODE Buckeye 0.2 02 Central Phoenix 1.4 16 Dysart 0.3 03 Glendale 0.7 08 Greenwood 1.9 22 Mesa 0.5 06 North Phoenix 1.0 11 Phoenix Supersite 1.6 18 South Phoenix 1.5 17 South Scottsdale 0.8 09 Tempe 1.3 15 West Chandler 0.9 10 West Indian School 2.9 33 West Phoenix 2.2 25

PM-10 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Buckeye 78 62 Central Phoenix 42 39 Durango 92 69 Greenwood 59 53 Higley 65 56 Maricopa (Pinal County) 82 64 Phoenix Supersite 41 38 Stanfield (Pinal County) 105 76 West Forty Third 106 76 West Phoenix 59 53

PM-2.5 (PARTICLES) SITE NAME MAX 24-HR VALUE (ug/m3) MAX AQI AQI COLOR CODE Durango 17.5 55 Dysart 11.3 37 Estrella Mountain Park 10.8 35 Phoenix Supersite 18.4 57 Vehicle Emissions Lab 11.0 36 West Phoenix 15.7 51