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)
52
Moderate
Oro Valley, Arizona
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.15 μg/m³
0
55
155
255
425
605+
34.67 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
10.04 ppb
0
54
101
361
1250
2050+
0.22 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 52
Moderate
10.16μg/m³
PM2.5
37.10μg/m³
PM10
34.65ppb
O3
0.79ppb
SO2
10.07ppb
NO2
0.22ppm
CO
AQI 54
Moderate
10.90μg/m³
PM2.5
41.81μg/m³
PM10
35.02ppb
O3
0.79ppb
SO2
10.10ppb
NO2
0.22ppm
CO
AQI 52
Moderate
10.00μg/m³
PM2.5
40.30μg/m³
PM10
35.35ppb
O3
0.79ppb
SO2
10.08ppb
NO2
0.22ppm
CO
AQI 54
Moderate
11.40μg/m³
PM2.5
40.05μg/m³
PM10
34.57ppb
O3
0.79ppb
SO2
10.10ppb
NO2
0.22ppm
CO
AQI 41
Good
7.09μg/m³
PM2.5
43.73μg/m³
PM10
31.72ppb
O3
0.71ppb
SO2
10.07ppb
NO2
0.22ppm
CO
AQI 49
Good
9.28μg/m³
PM2.5
40.55μg/m³
PM10
36.06ppb
O3
0.79ppb
SO2
9.95ppb
NO2
0.22ppm
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 05:00:00 on 2025-07-14.
In the last 24 hrs, the best air quality in Oro Valley, Arizona was observed at 09:00:00 on 2025-07-13.
The current air quality in Oro Valley, Arizona is 52, categorized as Moderate based on real-time data.
The most common pollutant in Oro Valley, Arizona is PM2.5.
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 9.87 μg/m3.
The current PM10 concentration at Oro Valley, Arizona is 36.152 μg/m3.
The current carbon monoxide (CO) concentration at Oro Valley, Arizona is 0.223 ppm.
The current sulfur dioxide (SO2) concentration at Oro Valley, Arizona is 0.783 ppb.
The current ozone (O3) concentration at Oro Valley, Arizona is 34.667 ppm.
The current nitrogen dioxide (NO2) concentration at Oro Valley, Arizona is 10.043 ppb.
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