Stay updated with real-time air quality in Charleston, West 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)
37
Good
Charleston, West Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.01 μg/m³
0
55
155
255
425
605+
40.00 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
1.55 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Charleston, West Virginia
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AQI 37
Good
2.77μg/m³
PM2.5
11.39μg/m³
PM10
40.09ppb
O3
0.68ppb
SO2
1.77ppb
NO2
0.24ppm
CO
AQI 39
Good
3.54μg/m³
PM2.5
13.68μg/m³
PM10
41.79ppb
O3
1.06ppb
SO2
5.06ppb
NO2
0.21ppm
CO
AQI 39
Good
3.69μg/m³
PM2.5
14.51μg/m³
PM10
42.49ppb
O3
1.10ppb
SO2
5.09ppb
NO2
0.22ppm
CO
AQI 39
Good
3.73μg/m³
PM2.5
15.11μg/m³
PM10
42.31ppb
O3
1.14ppb
SO2
5.18ppb
NO2
0.22ppm
CO
AQI 37
Good
4.97μg/m³
PM2.5
24.22μg/m³
PM10
40.07ppb
O3
1.22ppb
SO2
6.31ppb
NO2
0.17ppm
CO
AQI 33
Good
5.52μg/m³
PM2.5
23.42μg/m³
PM10
36.49ppb
O3
0.39ppb
SO2
0.29ppb
NO2
0.17ppm
CO
Air quality measurements for West 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 Charleston, West Virginia is updated on an hourly basis.
The worst air quality in Charleston, West Virginia was recorded at 09:00:00 on 2026-07-22.
The best air quality in Charleston, West Virginia was recorded at 01:00:00 on 2026-07-23.
The real-time air quality index in Charleston, West Virginia is 37, currently categorized as Good.
The most common pollutant in Charleston, West Virginia is O3.
If the air quality in Charleston, West Virginia is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Charleston, West Virginia at present are 2.701 μg/m3.
The current PM10 levels in Charleston, West Virginia are 11.008 μg/m3.
The current carbon monoxide (CO) level in Charleston, West Virginia is 0.246 ppm.
The current sulfur dioxide (SO2) levels in Charleston, West Virginia are 0.645 ppb.
The current ozone (O3) levels at Charleston, West Virginia is 40.001 ppm.
The current nitrogen dioxide (NO2) levels at Charleston, West Virginia is 1.555 ppb.
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