Stay updated with real-time air quality in Warrenton, Virginia 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)
22
Good
Warrenton, Virginia
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.93 μg/m³
0
55
155
255
425
605+
17.00 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
8.50 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Warrenton, Virginia
Warrenton, Virginia
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AQI 33
Good
6.40μg/m³
PM2.5
19.77μg/m³
PM10
10.23ppb
O3
0.54ppb
SO2
13.12ppb
NO2
0.28ppm
CO
AQI 33
Good
6.44μg/m³
PM2.5
19.88μg/m³
PM10
10.20ppb
O3
0.54ppb
SO2
13.25ppb
NO2
0.28ppm
CO
AQI 33
Good
6.04μg/m³
PM2.5
19.75μg/m³
PM10
17.24ppb
O3
0.56ppb
SO2
13.05ppb
NO2
0.28ppm
CO
AQI 33
Good
6.39μg/m³
PM2.5
20.40μg/m³
PM10
14.94ppb
O3
0.54ppb
SO2
13.02ppb
NO2
0.28ppm
CO
AQI 33
Good
6.39μg/m³
PM2.5
20.40μg/m³
PM10
14.94ppb
O3
0.54ppb
SO2
13.02ppb
NO2
0.28ppm
CO
AQI 33
Good
6.35μg/m³
PM2.5
20.42μg/m³
PM10
17.56ppb
O3
0.55ppb
SO2
13.13ppb
NO2
0.28ppm
CO
Air quality measurements for Virginia, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Warrenton, Virginia is updated on an hourly basis.
The worst air quality in Warrenton, Virginia was recorded at 06:00:00 on 2025-10-21.
The best air quality in Warrenton, Virginia was recorded at 04:00:00 on 2025-10-21.
The real-time air quality index in Warrenton, Virginia is 22, currently categorized as Good.
The most common pollutant in Warrenton, Virginia is PM2.5.
If the air quality in Warrenton, Virginia is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Warrenton, Virginia at present are 3.909 μg/m3.
The current PM10 levels in Warrenton, Virginia are 14.932 μg/m3.
The current carbon monoxide (CO) level in Warrenton, Virginia is 0.263 ppm.
The current sulfur dioxide (SO2) levels in Warrenton, Virginia are 0.518 ppb.
The current ozone (O3) levels at Warrenton, Virginia is 17.003 ppm.
The current nitrogen dioxide (NO2) levels at Warrenton, Virginia is 8.496 ppb.
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