Stay updated with real-time air quality in Sterling, 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)
27
Good
Sterling, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.23 μg/m³
0
55
155
255
425
605+
11.70 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
3.73 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Sterling, Virginia
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AQI 33
Good
5.71μg/m³
PM2.5
22.68μg/m³
PM10
8.74ppb
O3
0.32ppb
SO2
5.13ppb
NO2
0.27ppm
CO
AQI 27
Good
4.80μg/m³
PM2.5
11.01μg/m³
PM10
11.37ppb
O3
0.32ppb
SO2
3.91ppb
NO2
0.27ppm
CO
AQI 33
Good
5.71μg/m³
PM2.5
22.68μg/m³
PM10
8.74ppb
O3
0.32ppb
SO2
5.13ppb
NO2
0.27ppm
CO
AQI 27
Good
4.86μg/m³
PM2.5
12.33μg/m³
PM10
10.98ppb
O3
0.32ppb
SO2
4.21ppb
NO2
0.27ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
19.16μg/m³
PM10
9.56ppb
O3
0.32ppb
SO2
4.43ppb
NO2
0.27ppm
CO
AQI 27
Good
4.90μg/m³
PM2.5
9.13μg/m³
PM10
11.96ppb
O3
0.33ppb
SO2
3.60ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Virginia, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Sterling, Virginia is updated every hour for accuracy.
In the past 24 hours, the air quality in Sterling, Virginia was at its worst at 03:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Sterling, Virginia was observed at 05:00:00 on 2026-09-06.
As of now, the AQI in Sterling, Virginia is 27, indicating Good conditions.
Sterling, Virginia air has the highest levels of PM2.5.
Poor air quality in Sterling, Virginia means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Sterling, Virginia are currently 4.861 μg/m3.
The PM10 concentration in Sterling, Virginia is 10.233 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sterling, Virginia is 0.266 ppm.
Currently, Sterling, Virginia has a sulfur dioxide (SO2) concentration of 0.326 ppb.
The current ozone (O3) level in Sterling, Virginia at the moment is 11.695 ppm.
Nitrogen dioxide (NO2) level in Sterling, Virginia at the moment is 3.73 ppb.
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