Stay updated with real-time air quality in Annandale, 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)
31
Good
Annandale, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.19 μg/m³
0
55
155
255
425
605+
33.30 ppb
0
55
71
86
201
201+
0.58 ppb
0
36
76
186
605
1005+
7.88 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Annandale, Virginia
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AQI 31
Good
3.51μg/m³
PM2.5
12.77μg/m³
PM10
33.39ppb
O3
0.57ppb
SO2
8.62ppb
NO2
0.19ppm
CO
AQI 31
Good
3.51μg/m³
PM2.5
12.30μg/m³
PM10
33.49ppb
O3
0.56ppb
SO2
9.06ppb
NO2
0.19ppm
CO
AQI 31
Good
3.40μg/m³
PM2.5
14.44μg/m³
PM10
32.89ppb
O3
0.58ppb
SO2
6.79ppb
NO2
0.19ppm
CO
AQI 31
Good
3.42μg/m³
PM2.5
11.48μg/m³
PM10
33.90ppb
O3
0.59ppb
SO2
8.34ppb
NO2
0.19ppm
CO
AQI 28
Good
3.17μg/m³
PM2.5
12.39μg/m³
PM10
29.84ppb
O3
0.49ppb
SO2
6.49ppb
NO2
0.19ppm
CO
AQI 31
Good
3.50μg/m³
PM2.5
12.00μg/m³
PM10
33.59ppb
O3
0.57ppb
SO2
9.10ppb
NO2
0.19ppm
CO
The air quality data for Virginia, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Annandale, Virginia are available every hour.
Annandale, Virginia experienced its worst air quality at 11:00:00, 2026-03-14.
The best air quality in Annandale, Virginia was observed at 08:00:00 on 2026-03-15.
The air quality in Annandale, Virginia right now is Good, with an AQI of 31.
In Annandale, Virginia, O3 is the most frequently found pollutant.
When air quality in Annandale, Virginia is compromised, staying indoors and wearing a mask can reduce health risks.
Annandale, Virginia currently has a PM2.5 concentration of 3.452 μg/m3.
Annandale, Virginia currently has a PM10 concentration of 13.189 μg/m3.
The current carbon monoxide (CO) level in Annandale, Virginia is 0.19 ppm.
The current sulfur dioxide (SO2) concentration in Annandale, Virginia is 0.578 ppb.
Annandale, Virginia currently has an ozone (O3) concentration of 33.305 ppm.
The current level of nitrogen dioxide (NO2) in Annandale, Virginia is 7.883 ppb.
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