Stay updated with real-time air quality in Dale City, 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
Dale City, Virginia
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.05 μg/m³
0
55
155
255
425
605+
21.66 ppb
0
55
71
86
201
201+
0.15 ppb
0
36
76
186
605
1005+
5.89 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dale City, Virginia
Dale City, Virginia
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AQI 52
Moderate
9.68μg/m³
PM2.5
30.90μg/m³
PM10
17.10ppb
O3
0.33ppb
SO2
3.96ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.64μg/m³
PM2.5
30.96μg/m³
PM10
16.84ppb
O3
0.31ppb
SO2
4.35ppb
NO2
0.28ppm
CO
AQI 52
Moderate
10.29μg/m³
PM2.5
42.45μg/m³
PM10
24.23ppb
O3
0.27ppb
SO2
4.75ppb
NO2
0.28ppm
CO
AQI 52
Moderate
9.64μg/m³
PM2.5
31.04μg/m³
PM10
24.14ppb
O3
0.27ppb
SO2
4.71ppb
NO2
0.27ppm
CO
AQI 52
Moderate
9.63μg/m³
PM2.5
30.78μg/m³
PM10
17.14ppb
O3
0.29ppb
SO2
4.07ppb
NO2
0.26ppm
CO
AQI 49
Good
9.43μg/m³
PM2.5
28.88μg/m³
PM10
13.02ppb
O3
0.33ppb
SO2
3.80ppb
NO2
0.28ppm
CO
Air quality measurements for Virginia, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Dale City, Virginia is updated on an hourly basis.
The worst air quality in Dale City, Virginia was recorded at 06:00:00 on 2025-07-25.
The best air quality in Dale City, Virginia was recorded at 09:00:00 on 2025-07-24.
The real-time air quality index in Dale City, Virginia is 52, currently categorized as Moderate.
The most common pollutant in Dale City, Virginia is PM2.5.
If the air quality in Dale City, Virginia is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Dale City, Virginia at present are 10.296 μg/m3.
The current PM10 levels in Dale City, Virginia are 30.683 μg/m3.
The current carbon monoxide (CO) level in Dale City, Virginia is 0.277 ppm.
The current sulfur dioxide (SO2) levels in Dale City, Virginia are 0.313 ppb.
The current ozone (O3) levels at Dale City, Virginia is 19.199 ppm.
The current nitrogen dioxide (NO2) levels at Dale City, Virginia is 4.188 ppb.
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