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)
52
Moderate
Manassas, Virginia
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.78 μg/m³
0
55
155
255
425
605+
15.62 ppb
0
55
71
86
201
201+
0.19 ppb
0
36
76
186
605
1005+
6.27 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Manassas, Virginia
Manassas, Virginia
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AQI 52
Moderate
9.58μg/m³
PM2.5
30.84μg/m³
PM10
18.57ppb
O3
0.26ppb
SO2
2.97ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.60μg/m³
PM2.5
30.82μg/m³
PM10
18.06ppb
O3
0.26ppb
SO2
3.08ppb
NO2
0.28ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
31.63μg/m³
PM10
14.15ppb
O3
0.27ppb
SO2
2.58ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.58μg/m³
PM2.5
30.84μg/m³
PM10
18.57ppb
O3
0.26ppb
SO2
2.97ppb
NO2
0.28ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
31.63μg/m³
PM10
14.15ppb
O3
0.27ppb
SO2
2.58ppb
NO2
0.28ppm
CO
AQI 49
Good
9.23μg/m³
PM2.5
29.10μg/m³
PM10
17.33ppb
O3
0.27ppb
SO2
2.67ppb
NO2
0.28ppm
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 01:00:00 on 2025-07-25.
In the last 24 hours, the best air quality in Manassas, Virginia was observed at 01:00:00 on 2025-07-24.
As of now, the AQI in Manassas, Virginia is 49, indicating Good 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 9.253 μg/m3.
The PM10 concentration in Manassas, Virginia is 27.724 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Manassas, Virginia is 0.28 ppm.
Currently, Manassas, Virginia has a sulfur dioxide (SO2) concentration of 0.266 ppb.
The current ozone (O3) level in Manassas, Virginia at the moment is 14.026 ppm.
Nitrogen dioxide (NO2) level in Manassas, Virginia at the moment is 2.617 ppb.
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