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)
40
Good
Green Valley, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.09 μg/m³
0
55
155
255
425
605+
43.27 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
2.04 ppb
0
54
101
361
1250
2050+
0.21 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 44
Good
1.41μg/m³
PM2.5
6.16μg/m³
PM10
46.99ppb
O3
0.59ppb
SO2
1.92ppb
NO2
0.21ppm
CO
AQI 47
Good
1.53μg/m³
PM2.5
8.00μg/m³
PM10
51.11ppb
O3
0.59ppb
SO2
1.76ppb
NO2
0.21ppm
CO
AQI 51
Moderate
3.63μg/m³
PM2.5
12.13μg/m³
PM10
54.86ppb
O3
0.58ppb
SO2
1.47ppb
NO2
0.20ppm
CO
AQI 51
Moderate
2.21μg/m³
PM2.5
12.68μg/m³
PM10
55.41ppb
O3
0.59ppb
SO2
2.00ppb
NO2
0.21ppm
CO
AQI 45
Good
4.72μg/m³
PM2.5
19.35μg/m³
PM10
49.47ppb
O3
0.60ppb
SO2
2.38ppb
NO2
0.21ppm
CO
AQI 49
Good
3.65μg/m³
PM2.5
11.55μg/m³
PM10
53.27ppb
O3
0.58ppb
SO2
1.36ppb
NO2
0.20ppm
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 05:00:00, 2026-07-23.
The best air quality in Green Valley, Arizona was observed at 02:00:00 on 2026-07-23.
The air quality in Green Valley, Arizona right now is Good, with an AQI of 40.
In Green Valley, Arizona, O3 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 1.216 μg/m3.
Green Valley, Arizona currently has a PM10 concentration of 5.086 μg/m3.
The current carbon monoxide (CO) level in Green Valley, Arizona is 0.208 ppm.
The current sulfur dioxide (SO2) concentration in Green Valley, Arizona is 0.594 ppb.
Green Valley, Arizona currently has an ozone (O3) concentration of 43.272 ppm.
The current level of nitrogen dioxide (NO2) in Green Valley, Arizona is 2.043 ppb.
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