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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.03 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.65 μg/m³
0
55
155
255
425
605+
52.61 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
4.58 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Manassas, Virginia
Manassas, Virginia
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AQI 49
Good
7.05μg/m³
PM2.5
30.72μg/m³
PM10
52.85ppb
O3
0.63ppb
SO2
9.08ppb
NO2
0.23ppm
CO
AQI 50
Good
7.15μg/m³
PM2.5
39.37μg/m³
PM10
53.89ppb
O3
0.62ppb
SO2
9.65ppb
NO2
0.23ppm
CO
AQI 50
Good
7.53μg/m³
PM2.5
24.47μg/m³
PM10
53.88ppb
O3
0.62ppb
SO2
6.05ppb
NO2
0.23ppm
CO
AQI 49
Good
7.05μg/m³
PM2.5
30.72μg/m³
PM10
52.85ppb
O3
0.63ppb
SO2
9.08ppb
NO2
0.23ppm
CO
AQI 50
Good
7.53μg/m³
PM2.5
24.47μg/m³
PM10
53.88ppb
O3
0.62ppb
SO2
6.05ppb
NO2
0.23ppm
CO
AQI 46
Good
7.08μg/m³
PM2.5
40.19μg/m³
PM10
50.49ppb
O3
0.61ppb
SO2
3.39ppb
NO2
0.23ppm
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 Manassas, Virginia is updated every hour for accuracy.
In the past 24 hours, the air quality in Manassas, Virginia was at its worst at 11:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Manassas, Virginia was observed at 03:00:00 on 2026-04-23.
As of now, the AQI in Manassas, Virginia is 49, indicating Good conditions.
Manassas, Virginia air has the highest levels of O3.
Poor air quality in Manassas, Virginia means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Manassas, Virginia are currently 7.029 μg/m3.
The PM10 concentration in Manassas, Virginia is 30.648 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Manassas, Virginia is 0.233 ppm.
Currently, Manassas, Virginia has a sulfur dioxide (SO2) concentration of 0.62 ppb.
The current ozone (O3) level in Manassas, Virginia at the moment is 52.614 ppm.
Nitrogen dioxide (NO2) level in Manassas, Virginia at the moment is 4.58 ppb.
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