Air Quality Data
AQI Scale
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Monitor Readings for Saturday, June 23, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 64 80
Buckeye 43 40 64 55 0.2 2
Cave Creek 56 54
Central Phoenix 59 64 55 51 0.36 4
Diablo 9.5 40 0.48 5
Durango 36 33 8.8 37
Dysart 49 45 39 36
Falcon Field 62 74
Fountain Hills 68 93
Glendale 49 45 27 25 6.7 28
Higley 59 53
Humboldt Mountain 57 58
Mesa 66 87 33 31 8.5 35 0.35 4
North Phoenix 56 54 23 21 4 17
Phoenix Supersite 55 51 40 37 8.2 34 0.17 2
Pinnacle Peak 64 80
South Phoenix 57 58 39 36 8.1 34 0.2 2
South Scottsdale 66 87 45 42
Tempe 59 64 31 29 7.8 33
West 43rd 76 61
West Chandler 52 48 53 49 0.22 3
West Phoenix 54 50 32 30 7.4 31 0.4 5
Zuni Hills 38 35
Pima County Monitors
22nd & Craycroft 48 44
Ajo 38 35
Children's Park Site 49 45 12.7 52
Coachline 46 43 12.8 52
Fairgrounds 46 43
Green Valley 43 40 23 21 3.1 13
Geronimo 78 62 14.6 56
Orange Grove 75 61 12.7 52
Rillito 86 66
Rose Elementary 46 43 13.4 54
Saguaro Monument 50 46
South Tucson 76 61
Tangerine 48 44
Pinal County Monitors
Apache Junction 55 51 41 38
Casa Grande Airport 48 44
Casa Grande Downtown 62 54 9.5 40
Combs - -
Eloy 78 62
Hidden Valley 100 73
Maricopa 65 56
Pinal Air Park - - 82 64
Pinal County Housing 63 55
Queen Valley 55 51
Stanfield 70 58
Cochise County Monitors
Chiricahua NM 51 47
Douglas 29 27 7.7 32
Paul Spur 20 19
Coconino County Monitors
Flagstaff 63 77
Grand Canyon 65 84
Gila County Monitors
Hayden 48 44
Miami 29 27
Payson 20 19
Tonto Nat'l Monument 63 77
La Paz County Monitors
Alamo Lake 48 44 36 33 9.7 40
Mohave County Monitors
Bullhead City 67 57
Navajo County Monitors
Petrified Forest 62 74
Santa Cruz County Monitors
Nogales 41 38 7.9 33
Yavapai County Monitors
Prescott 59 64
Yuma County Monitors
Yuma 36 33 161 104 31.6 92
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Friday, June 22, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 68 93
Buckeye 55 51 51 47 0.2 2
Cave Creek 67 90
Central Phoenix 59 64 35 32 0.46 5
Diablo 6.4 27 0.65 7
Durango 30 28 6.7 28
Dysart 58 61 30 28
Falcon Field 64 80
Fountain Hills 68 93
Glendale 55 51 23 21 6.3 26
Higley 36 33
Humboldt Mountain 65 84
Mesa 65 84 22 20 6.6 28 0.42 5
North Phoenix 65 84 16 15 2.8 12
Phoenix Supersite 62 74 25 23 6.2 26 0.17 2
Pinnacle Peak 71 101
South Phoenix 60 67 32 30 5.8 24 0.32 4
South Scottsdale 62 74 23 21
Tempe 57 58 25 23 5.6 23
West 43rd 66 56
West Chandler 58 61 29 27 0.3 3
West Phoenix 62 74 22 20 4.7 20 0.41 5
Zuni Hills 27 25
Pima County Monitors
22nd & Craycroft 56 54
Ajo 7 6
Children's Park Site 55 51 3.5 15
Coachline 55 51 3.1 13
Fairgrounds 57 58
Green Valley 55 51 15 14 3.6 15
Geronimo 31 29 4.5 19
Orange Grove 23 21 3.7 15
Rillito 38 35
Rose Elementary 54 50 2.7 11
Saguaro Monument 60 67
South Tucson 25 23
Tangerine 58 61
Pinal County Monitors
Apache Junction 63 77 22 20
Casa Grande Airport 56 54
Casa Grande Downtown 36 33 4.5 19
Combs - -
Eloy 40 37
Hidden Valley 107 77
Maricopa 41 38
Pinal Air Park 55 51 34 31
Pinal County Housing 47 44
Queen Valley 62 74
Stanfield 92 69
Cochise County Monitors
Chiricahua NM 57 58
Douglas 21 19 3.9 16
Paul Spur 14 13
Coconino County Monitors
Flagstaff 60 67
Grand Canyon 63 77
Gila County Monitors
Hayden 35 32
Miami 27 25
Payson 16 15
Tonto Nat'l Monument 69 97
La Paz County Monitors
Alamo Lake 58 61 16 15 4 17
Mohave County Monitors
Bullhead City 29 27
Navajo County Monitors
Petrified Forest 60 67
Santa Cruz County Monitors
Nogales 33 31 5.8 24
Yavapai County Monitors
Prescott 56 54
Yuma County Monitors
Yuma 55 51 27 25 6.7 28
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Thursday, June 21, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 74 112
Buckeye 47 44 59 53 0.21 2
Cave Creek 67 90
Central Phoenix 60 67 31 29 0.4 5
Diablo 5.5 23 0.56 6
Durango 28 26 5.8 24
Dysart 58 61 30 28
Falcon Field 68 93
Fountain Hills 71 101
Glendale 51 47 20 19 4 17
Higley 40 37
Humboldt Mountain 50 46
Mesa 66 87 21 19 5.4 23 0.41 5
North Phoenix 62 74 15 14 2.4 10
Phoenix Supersite 59 64 23 21 4 17 0.19 2
Pinnacle Peak 73 108
South Phoenix 56 54 27 25 4.1 17 0.26 3
South Scottsdale 62 74 26 24
Tempe 57 58 19 18 4.7 20
West 43rd 79 63
West Chandler 56 54 29 27 0.28 3
West Phoenix 58 61 20 19 4.2 18 0.36 4
Zuni Hills 34 31
Pima County Monitors
22nd & Craycroft 66 87
Ajo 5 5
Children's Park Site 64 80 3.4 14
Coachline 60 67 3.6 15
Fairgrounds 68 93
Green Valley 61 71 18 17 3.9 16
Geronimo 24 22 3.2 13
Orange Grove 24 22 2.5 10
Rillito 45 42
Rose Elementary 63 77 2.8 12
Saguaro Monument 71 101
South Tucson 26 24
Tangerine 65 84
Pinal County Monitors
Apache Junction 70 100 23 21
Casa Grande Airport 53 49
Casa Grande Downtown 32 30 5.1 21
Combs 54 50
Eloy 29 27
Hidden Valley 49 45
Maricopa 41 38
Pinal Air Park 8 7 53 49
Pinal County Housing 36 33
Queen Valley 70 100
Stanfield 79 63
Cochise County Monitors
Chiricahua NM 67 90
Douglas 18 17 3.7 15
Paul Spur 16 15
Coconino County Monitors
Flagstaff 59 64
Grand Canyon 54 50
Gila County Monitors
Hayden 28 26
Miami 28 26
Payson 17 16
Tonto Nat'l Monument 74 112
La Paz County Monitors
Alamo Lake 58 61 21 19 5.3 22
Mohave County Monitors
Bullhead City 32 30
Navajo County Monitors
Petrified Forest 56 54
Santa Cruz County Monitors
Nogales 32 30 5.3 22
Yavapai County Monitors
Prescott 62 74
Yuma County Monitors
Yuma 48 44 20 19 5.4 23
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Wednesday, June 20, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 81 136
Buckeye 59 64 45 42 0.28 3
Cave Creek 74 112
Central Phoenix 67 90 36 33 0.45 5
Diablo 8.2 34 0.72 8
Durango 37 34 7.1 30
Dysart 65 84 32 30
Falcon Field 78 126
Fountain Hills 77 122
Glendale 63 77 24 22 6 25
Higley 37 34
Humboldt Mountain 71 101
Mesa 76 119 26 24 7 29 0.36 4
North Phoenix 71 101 17 16 2.9 12
Phoenix Supersite 66 87 33 31 7.1 30 0.29 3
Pinnacle Peak 81 136
South Phoenix 65 84 36 33 7.4 31 0.46 5
South Scottsdale 70 100 34 31
Tempe 66 87 23 21 6.1 25
West 43rd 72 59
West Chandler 65 84 28 26 0.27 3
West Phoenix 67 90 27 25 6.1 25 0.3 3
Zuni Hills 30 28
Pima County Monitors
22nd & Craycroft 68 93
Ajo 6 6
Children's Park Site 66 87 4 17
Coachline 65 84 3.2 13
Fairgrounds 70 100
Green Valley 64 80 13 12 2.6 11
Geronimo 28 26 3.4 14
Orange Grove 22 20 4 17
Rillito 40 37
Rose Elementary 64 80 3.7 15
Saguaro Monument 73 108
South Tucson 24 22
Tangerine 68 93
Pinal County Monitors
Apache Junction 75 115 24 22
Casa Grande Airport 63 77
Casa Grande Downtown 29 27 7.9 33
Combs 34 31
Eloy 32 30
Hidden Valley 87 67
Maricopa 42 39
Pinal Air Park 68 93 33 31
Pinal County Housing 39 36
Queen Valley 73 108
Stanfield 70 58
Cochise County Monitors
Chiricahua NM 67 90
Douglas 14 13 2.9 12
Paul Spur 10 9
Coconino County Monitors
Flagstaff 67 90
Grand Canyon 57 58
Gila County Monitors
Hayden 33 31
Miami 25 23
Payson 14 13
Tonto Nat'l Monument 79 129
La Paz County Monitors
Alamo Lake 64 80 14 13 5 21
Mohave County Monitors
Bullhead City 18 17
Navajo County Monitors
Petrified Forest 64 80
Santa Cruz County Monitors
Nogales 28 26 5.2 22
Yavapai County Monitors
Prescott 65 84
Yuma County Monitors
Yuma 48 44 18 17 4.3 18
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Tuesday, June 19, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 69 97
Buckeye 57 58 29 27 0.28 3
Cave Creek 61 71
Central Phoenix 60 67 28 26 0.42 5
Diablo 6.1 25 0.62 7
Durango 25 23 5.8 24
Dysart 57 58 24 22
Falcon Field 66 87
Fountain Hills 66 87
Glendale 56 54 17 16 4.4 18
Higley 28 26
Humboldt Mountain 64 80
Mesa 68 93 18 17 5.5 23 0.36 4
North Phoenix 61 71 16 15 4.5 19
Phoenix Supersite 59 64 23 21 5.8 24 0.28 3
Pinnacle Peak 68 93
South Phoenix 59 64 29 27 5.4 23 0.43 5
South Scottsdale 61 71 20 19
Tempe 59 64 17 16 4.8 20
West 43rd 49 45
West Chandler 57 58 24 22 0.31 4
West Phoenix 58 61 20 19 4.5 19 0.41 5
Zuni Hills 23 21
Pima County Monitors
22nd & Craycroft 57 58
Ajo 1 1
Children's Park Site 58 61 1.8 8
Coachline 52 48 2 8
Fairgrounds 61 71
Green Valley 56 54 10 9 1.7 7
Geronimo 23 21 3.6 15
Orange Grove 16 15 2.9 12
Rillito 29 27
Rose Elementary 55 51 4 17
Saguaro Monument 61 71
South Tucson 17 16
Tangerine 55 51
Pinal County Monitors
Apache Junction 63 77 17 16
Casa Grande Airport 52 48
Casa Grande Downtown 31 29 8.2 34
Combs 30 28
Eloy 29 27
Hidden Valley 90 68
Maricopa 38 35
Pinal Air Park 53 49 21 19
Pinal County Housing 36 33
Queen Valley 65 84
Stanfield 67 57
Cochise County Monitors
Chiricahua NM 60 67
Douglas 11 10 2.9 12
Paul Spur 9 8
Coconino County Monitors
Flagstaff 69 97
Grand Canyon 63 77
Gila County Monitors
Hayden 51 47
Miami 18 17
Payson 7 6
Tonto Nat'l Monument 74 112
La Paz County Monitors
Alamo Lake 67 90 11 10 3 13
Mohave County Monitors
Bullhead City 20 19
Navajo County Monitors
Petrified Forest 59 64
Santa Cruz County Monitors
Nogales 31 29 3.8 16
Yavapai County Monitors
Prescott 66 87
Yuma County Monitors
Yuma 77 122 53 49 10.9 45
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Monday, June 18, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 55 51
Buckeye 49 45 23 21 0.27 3
Cave Creek 59 64
Central Phoenix 53 49 22 20 0.42 5
Diablo 4.8 20 0.48 5
Durango 24 22 7 29
Dysart 50 46 12 11
Falcon Field 53 49
Fountain Hills 56 54
Glendale 53 49 11 10 3.2 13
Higley 22 20
Humboldt Mountain 60 67
Mesa 57 58 10 9 3.1 13 0.35 4
North Phoenix 57 58 11 10 3.3 14
Phoenix Supersite 54 50 18 17 2.5 10 0.25 3
Pinnacle Peak 62 74
South Phoenix 51 47 19 18 4.2 18 0.28 3
South Scottsdale 52 48 18 17
Tempe 49 45 17 16 4.5 19
West 43rd 36 33
West Chandler 50 46 18 17 0.28 3
West Phoenix 54 50 19 18 8 33 0.53 6
Zuni Hills 16 15
Pima County Monitors
22nd & Craycroft 55 51
Ajo - -2
Children's Park Site 55 51 2.7 11
Coachline 49 45 2.1 9
Fairgrounds 58 61
Green Valley 54 50 8 7 3.2 13
Geronimo 19 18 3.5 15
Orange Grove 19 18 4.2 18
Rillito 30 28
Rose Elementary 53 49 4.3 18
Saguaro Monument 60 67
South Tucson 17 16
Tangerine 56 54
Pinal County Monitors
Apache Junction 50 46 15 14
Casa Grande Airport 48 44
Casa Grande Downtown 25 23 6.9 29
Combs 26 24
Eloy 19 18
Hidden Valley 36 33
Maricopa 28 26
Pinal Air Park 53 49 23 21
Pinal County Housing 27 25
Queen Valley 56 54
Stanfield 43 40
Cochise County Monitors
Chiricahua NM 57 58
Douglas 15 14 5.4 23
Paul Spur 9 8
Coconino County Monitors
Flagstaff 58 61
Grand Canyon 58 61
Gila County Monitors
Hayden 31 29
Miami 14 13
Payson - -
Tonto Nat'l Monument 56 54
La Paz County Monitors
Alamo Lake 55 51 43 40 11.2 47
Mohave County Monitors
Bullhead City 37 34
Navajo County Monitors
Petrified Forest 47 44
Santa Cruz County Monitors
Nogales 31 29 6 25
Yavapai County Monitors
Prescott 48 44
Yuma County Monitors
Yuma 65 84 36 33 7.8 33
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


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Monitor Readings for Sunday, June 17, 2018
Monitor Site Ozone PM10 PM2.5 Carbon Monoxide
ppb AQI µg/m3 AQI µg/m3 AQI ppm AQI
Maricopa County Monitors
Blue Point 48 44
Buckeye 46 43 20 19 0.26 3
Cave Creek 51 47
Central Phoenix 47 44 19 18 0.4 5
Diablo 4.6 19 0.48 5
Durango 12 11 3.4 14
Dysart 48 44 14 13
Falcon Field 47 44
Fountain Hills 47 44
Glendale 47 44 13 12 5.5 23
Higley 16 15
Humboldt Mountain 54 50
Mesa 48 44 12 11 4.7 20 0.28 3
North Phoenix 48 44 11 10 3.9 16
Phoenix Supersite 45 42 15 14 4.9 20 0.1 1
Pinnacle Peak 51 47
South Phoenix 45 42 15 14 4.1 17 0.27 3
South Scottsdale 43 40 16 15
Tempe 42 39 11 10 4.3 18
West 43rd 16 15
West Chandler 45 42 16 15 0.22 3
West Phoenix 47 44 12 11 4.7 20 0.5 6
Zuni Hills 13 12
Pima County Monitors
22nd & Craycroft 42 39
Ajo 3 3
Children's Park Site 44 41 3.3 14
Coachline 42 39 3.8 16
Fairgrounds 44 41
Green Valley 40 37 7 6 4.5 19
Geronimo 13 12 3.9 16
Orange Grove 10 9 2.9 12
Rillito 19 18
Rose Elementary 42 39 5.2 22
Saguaro Monument 45 42
South Tucson 12 11
Tangerine 44 41
Pinal County Monitors
Apache Junction 42 39 7 6
Casa Grande Airport 41 38
Casa Grande Downtown 5 5 8.5 35
Combs 7 6
Eloy 14 13
Hidden Valley 25 23
Maricopa 14 13
Pinal Air Park 44 41 11 10
Pinal County Housing 18 17
Queen Valley 48 44
Stanfield 10 9
Cochise County Monitors
Chiricahua NM 46 43
Douglas 9 8 4 17
Paul Spur 5 5
Coconino County Monitors
Flagstaff 52 48
Grand Canyon 50 46
Gila County Monitors
Hayden 17 16
Miami 12 11
Payson - -
Tonto Nat'l Monument 49 45
La Paz County Monitors
Alamo Lake 48 44 22 20 7.7 32
Mohave County Monitors
Bullhead City 36 33
Navajo County Monitors
Petrified Forest 46 43
Santa Cruz County Monitors
Nogales 27 25 5.5 23
Yavapai County Monitors
Prescott 50 46
Yuma County Monitors
Yuma 52 48 37 34 10.2 43
Preliminary Data
Pollutant data is not measured at this monitor
Pollutant data is missing or invalid


Main Office
1110 W.Washington Street
Phoenix, AZ 85007
P: 602.771.2300
azdeq.gov