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)
56
Moderate
Manassas, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.09 μg/m³
0
55
155
255
425
605+
9.26 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
13.12 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Manassas, Virginia
Manassas, Virginia
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AQI 54
Moderate
10.76μg/m³
PM2.5
29.60μg/m³
PM10
9.02ppb
O3
0.76ppb
SO2
12.60ppb
NO2
0.43ppm
CO
AQI 52
Moderate
10.11μg/m³
PM2.5
54.04μg/m³
PM10
9.15ppb
O3
0.77ppb
SO2
12.51ppb
NO2
0.43ppm
CO
AQI 52
Moderate
9.88μg/m³
PM2.5
38.21μg/m³
PM10
8.56ppb
O3
0.78ppb
SO2
13.16ppb
NO2
0.43ppm
CO
AQI 54
Moderate
10.76μg/m³
PM2.5
29.60μg/m³
PM10
9.02ppb
O3
0.76ppb
SO2
12.60ppb
NO2
0.43ppm
CO
AQI 52
Moderate
9.88μg/m³
PM2.5
38.21μg/m³
PM10
8.56ppb
O3
0.78ppb
SO2
13.16ppb
NO2
0.43ppm
CO
AQI 62
Moderate
15.23μg/m³
PM2.5
70.15μg/m³
PM10
9.31ppb
O3
0.78ppb
SO2
10.37ppb
NO2
0.43ppm
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 04:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in Manassas, Virginia was observed at 11:00:00 on 2025-12-06.
As of now, the AQI in Manassas, Virginia is 56, indicating Moderate conditions.
Manassas, Virginia air has the highest levels of PM2.5.
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 11.616 μg/m3.
The PM10 concentration in Manassas, Virginia is 54.085 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Manassas, Virginia is 0.435 ppm.
Currently, Manassas, Virginia has a sulfur dioxide (SO2) concentration of 0.774 ppb.
The current ozone (O3) level in Manassas, Virginia at the moment is 9.256 ppm.
Nitrogen dioxide (NO2) level in Manassas, Virginia at the moment is 13.115 ppb.
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