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)
52
Moderate
Charleston, West Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.99 μg/m³
0
55
155
255
425
605+
52.00 ppb
0
55
71
86
201
201+
1.43 ppb
0
36
76
186
605
1005+
5.62 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 50
Good
9.23μg/m³
PM2.5
41.07μg/m³
PM10
54.19ppb
O3
1.60ppb
SO2
3.27ppb
NO2
0.22ppm
CO
AQI 61
Moderate
9.10μg/m³
PM2.5
33.59μg/m³
PM10
57.51ppb
O3
1.61ppb
SO2
3.81ppb
NO2
0.22ppm
CO
AQI 61
Moderate
9.14μg/m³
PM2.5
35.48μg/m³
PM10
57.56ppb
O3
1.61ppb
SO2
3.81ppb
NO2
0.22ppm
CO
AQI 61
Moderate
9.18μg/m³
PM2.5
31.83μg/m³
PM10
57.97ppb
O3
1.61ppb
SO2
3.87ppb
NO2
0.22ppm
CO
AQI 58
Moderate
10.62μg/m³
PM2.5
47.03μg/m³
PM10
57.05ppb
O3
1.57ppb
SO2
4.11ppb
NO2
0.20ppm
CO
AQI 51
Moderate
5.03μg/m³
PM2.5
21.93μg/m³
PM10
54.80ppb
O3
0.63ppb
SO2
1.08ppb
NO2
0.15ppm
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 03:00:00 on 2026-04-23.
The best air quality in Charleston, West Virginia was recorded at 11:00:00 on 2026-04-22.
The real-time air quality index in Charleston, West Virginia is 52, currently categorized as Moderate.
The most common pollutant in Charleston, West Virginia is PM2.5.
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 9.5 μg/m3.
The current PM10 levels in Charleston, West Virginia are 42.997 μg/m3.
The current carbon monoxide (CO) level in Charleston, West Virginia is 0.248 ppm.
The current sulfur dioxide (SO2) levels in Charleston, West Virginia are 1.585 ppb.
The current ozone (O3) levels at Charleston, West Virginia is 54.002 ppm.
The current nitrogen dioxide (NO2) levels at Charleston, West Virginia is 4.408 ppb.
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