Stay updated with real-time air quality in Oro 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)
47
Good
Oro Valley, Arizona
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.49 μg/m³
0
55
155
255
425
605+
51.02 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
1.90 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Oro Valley, Arizona
Oro Valley, Arizona
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AQI 48
Good
4.68μg/m³
PM2.5
15.25μg/m³
PM10
51.56ppb
O3
0.58ppb
SO2
1.64ppb
NO2
0.20ppm
CO
AQI 49
Good
2.98μg/m³
PM2.5
11.04μg/m³
PM10
52.94ppb
O3
0.58ppb
SO2
1.25ppb
NO2
0.20ppm
CO
AQI 48
Good
3.06μg/m³
PM2.5
10.75μg/m³
PM10
52.10ppb
O3
0.58ppb
SO2
1.27ppb
NO2
0.20ppm
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
AQI 48
Good
7.26μg/m³
PM2.5
46.18μg/m³
PM10
51.62ppb
O3
0.56ppb
SO2
2.07ppb
NO2
0.21ppm
CO
AQI 49
Good
8.71μg/m³
PM2.5
40.16μg/m³
PM10
48.36ppb
O3
0.58ppb
SO2
2.45ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Arizona, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Oro Valley, Arizona is updated every hour.
The worst air quality in Oro Valley, Arizona in the last 24 hours was observed at 11:00:00 on 2026-07-22.
In the last 24 hrs, the best air quality in Oro Valley, Arizona was observed at 03:00:00 on 2026-07-23.
The current air quality in Oro Valley, Arizona is 47, categorized as Good based on real-time data.
The most common pollutant in Oro Valley, Arizona is O3.
If the air quality in Oro Valley, Arizona is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Oro Valley, Arizona is 5.491 μg/m3.
The current PM10 concentration at Oro Valley, Arizona is 19.487 μg/m3.
The current carbon monoxide (CO) concentration at Oro Valley, Arizona is 0.203 ppm.
The current sulfur dioxide (SO2) concentration at Oro Valley, Arizona is 0.581 ppb.
The current ozone (O3) concentration at Oro Valley, Arizona is 51.018 ppm.
The current nitrogen dioxide (NO2) concentration at Oro Valley, Arizona is 1.904 ppb.
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