Where is the air worst in West Virginia right now?

CHARLESTON has the highest current reading at AQI 55 (Moderate).

How often are readings updated?

Monitors report every hour. We refresh this page with the latest hour from EPA AirNow.

West Virginia Air Quality

Current AQI at 10 monitors, highest 55 (Moderate) · Measured 10/26/2026, 7:00 PM PT

Monitors: 10
Highest AQI: 55; Moderate
Typical (median): 26; Good
Above 100: 0

Monitoring sites in West Virginia

Worst first. Times are local.

55CHARLESTONModerate · Fine particles (PM2.5) · Mon 10/26/2026, 10:00 PM EDT
46MOUNDSVILLEGood · Fine particles (PM2.5) · Mon 10/26/2026, 10:00 PM EDT
43WEIRTONGood · Fine particles (PM2.5) · Mon 10/26/2026, 10:00 PM EDT
30MORGANTOWNGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
26WHEELINGGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
24GREENBRIER COUNTYGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
23ParsonsGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
21Cedar CreekGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
19VIENNAGood · Ozone · Mon 10/26/2026, 9:00 PM EDT
15MARTINSBURGGood · Ozone · Mon 10/26/2026, 9:00 PM EDT

By county

Highest current AQI among the county's monitors

What the AQI means

0-50Good. Air quality is satisfactory and poses little or no risk.
51-100Moderate. Acceptable. A few unusually sensitive people may have symptoms.
101-150Unhealthy for Sensitive Groups. People with heart or lung disease, older adults, children and teens should limit long or heavy outdoor exertion.
151-200Unhealthy. Everyone may begin to feel effects. Sensitive groups should avoid long or heavy outdoor exertion.
201-300Very Unhealthy. Health alert: the risk of health effects is increased for everyone.
301-500Hazardous. Health warning of emergency conditions. Everyone is more likely to be affected.

Frequently asked questions

Where is the air worst in West Virginia right now?: CHARLESTON has the highest current reading at AQI 55 (Moderate).
How often are readings updated?: Monitors report every hour. We refresh this page with the latest hour from EPA AirNow.

Source: EPA AirNow · Last updated 10/27/2026 · Data are preliminary and subject to change

Nearby states

Data sources

AirNowU.S. Environmental Protection Agency

Data as of 10/27/2026

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More about West Virginia

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About this data

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