Stay updated with real-time air quality in Lorton, 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)
40
Good
Lorton, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.70 μg/m³
0
55
155
255
425
605+
43.20 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
3.13 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lorton, Virginia
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AQI 35
Good
4.12μg/m³
PM2.5
17.36μg/m³
PM10
37.89ppb
O3
0.56ppb
SO2
3.57ppb
NO2
0.17ppm
CO
AQI 35
Good
3.78μg/m³
PM2.5
16.31μg/m³
PM10
37.75ppb
O3
0.56ppb
SO2
3.64ppb
NO2
0.16ppm
CO
AQI 38
Good
7.18μg/m³
PM2.5
36.06μg/m³
PM10
37.49ppb
O3
0.47ppb
SO2
1.73ppb
NO2
0.16ppm
CO
AQI 38
Good
7.04μg/m³
PM2.5
35.78μg/m³
PM10
36.79ppb
O3
0.48ppb
SO2
2.89ppb
NO2
0.16ppm
CO
AQI 35
Good
4.05μg/m³
PM2.5
17.20μg/m³
PM10
37.80ppb
O3
0.56ppb
SO2
3.59ppb
NO2
0.17ppm
CO
AQI 35
Good
3.68μg/m³
PM2.5
16.24μg/m³
PM10
37.56ppb
O3
0.56ppb
SO2
3.67ppb
NO2
0.16ppm
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 Lorton, Virginia is updated every hour for accuracy.
In the past 24 hours, the air quality in Lorton, Virginia was at its worst at 03:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Lorton, Virginia was observed at 05:00:00 on 2026-03-09.
As of now, the AQI in Lorton, Virginia is 40, indicating Good conditions.
Lorton, Virginia air has the highest levels of O3.
Poor air quality in Lorton, Virginia means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Lorton, Virginia are currently 3.882 μg/m3.
The PM10 concentration in Lorton, Virginia is 16.695 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Lorton, Virginia is 0.209 ppm.
Currently, Lorton, Virginia has a sulfur dioxide (SO2) concentration of 0.539 ppb.
The current ozone (O3) level in Lorton, Virginia at the moment is 43.198 ppm.
Nitrogen dioxide (NO2) level in Lorton, Virginia at the moment is 3.132 ppb.
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