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)
49
Good
Sterling, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.08 μg/m³
0
55
155
255
425
605+
53.10 ppb
0
55
71
86
201
201+
0.70 ppb
0
36
76
186
605
1005+
5.36 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Sterling, Virginia
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AQI 50
Good
7.87μg/m³
PM2.5
22.63μg/m³
PM10
54.32ppb
O3
0.64ppb
SO2
4.71ppb
NO2
0.23ppm
CO
AQI 49
Good
6.85μg/m³
PM2.5
20.91μg/m³
PM10
53.22ppb
O3
0.69ppb
SO2
5.30ppb
NO2
0.23ppm
CO
AQI 50
Good
7.87μg/m³
PM2.5
22.63μg/m³
PM10
54.32ppb
O3
0.64ppb
SO2
4.71ppb
NO2
0.23ppm
CO
AQI 50
Good
6.97μg/m³
PM2.5
21.94μg/m³
PM10
53.91ppb
O3
0.70ppb
SO2
5.21ppb
NO2
0.23ppm
CO
AQI 58
Moderate
7.94μg/m³
PM2.5
33.51μg/m³
PM10
56.92ppb
O3
0.63ppb
SO2
6.58ppb
NO2
0.24ppm
CO
AQI 49
Good
6.91μg/m³
PM2.5
19.09μg/m³
PM10
52.95ppb
O3
0.70ppb
SO2
5.48ppb
NO2
0.24ppm
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 11:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Sterling, Virginia was observed at 03:00:00 on 2026-04-23.
As of now, the AQI in Sterling, Virginia is 49, indicating Good conditions.
Sterling, Virginia air has the highest levels of O3.
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 6.896 μg/m3.
The PM10 concentration in Sterling, Virginia is 20.081 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sterling, Virginia is 0.236 ppm.
Currently, Sterling, Virginia has a sulfur dioxide (SO2) concentration of 0.697 ppb.
The current ozone (O3) level in Sterling, Virginia at the moment is 53.104 ppm.
Nitrogen dioxide (NO2) level in Sterling, Virginia at the moment is 5.36 ppb.
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