Stay updated with real-time air quality in Green Valley, Arizona featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
21
Good
Green Valley, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
1.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.40 μg/m³
0
55
155
255
425
605+
16.15 ppb
0
55
71
86
201
201+
2.32 ppb
0
36
76
186
605
1005+
22.11 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Green Valley, Arizona
Green Valley, Arizona
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AQI 21
Good
3.09μg/m³
PM2.5
14.55μg/m³
PM10
18.24ppb
O3
2.33ppb
SO2
21.96ppb
NO2
0.42ppm
CO
AQI 26
Good
3.75μg/m³
PM2.5
17.55μg/m³
PM10
27.82ppb
O3
2.35ppb
SO2
21.16ppb
NO2
0.42ppm
CO
AQI 38
Good
7.49μg/m³
PM2.5
33.22μg/m³
PM10
15.57ppb
O3
2.35ppb
SO2
22.34ppb
NO2
0.42ppm
CO
AQI 33
Good
6.39μg/m³
PM2.5
27.81μg/m³
PM10
20.88ppb
O3
2.33ppb
SO2
22.17ppb
NO2
0.42ppm
CO
AQI 54
Moderate
10.52μg/m³
PM2.5
34.90μg/m³
PM10
14.78ppb
O3
2.28ppb
SO2
19.46ppb
NO2
0.42ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
26.57μg/m³
PM10
15.50ppb
O3
2.36ppb
SO2
22.49ppb
NO2
0.42ppm
CO
The air quality data for Arizona, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Green Valley, Arizona are available every hour.
Green Valley, Arizona experienced its worst air quality at 11:00:00, 2025-10-20.
The best air quality in Green Valley, Arizona was observed at 02:00:00 on 2025-10-21.
The air quality in Green Valley, Arizona right now is Good, with an AQI of 21.
In Green Valley, Arizona, NO2 is the most frequently found pollutant.
When air quality in Green Valley, Arizona is compromised, staying indoors and wearing a mask can reduce health risks.
Green Valley, Arizona currently has a PM2.5 concentration of 1.987 μg/m3.
Green Valley, Arizona currently has a PM10 concentration of 9.404 μg/m3.
The current carbon monoxide (CO) level in Green Valley, Arizona is 0.423 ppm.
The current sulfur dioxide (SO2) concentration in Green Valley, Arizona is 2.318 ppb.
Green Valley, Arizona currently has an ozone (O3) concentration of 16.149 ppm.
The current level of nitrogen dioxide (NO2) in Green Valley, Arizona is 22.111 ppb.
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