Wyoming County, WV radon potential

Wyoming County is mapped as Zone 3 - Low Potential by EPA — meaning the county-wide average indoor level is predicted below 2 pCi/L. That puts Wyoming County in the 13th percentile nationally for radon potential — higher than 13% of the counties EPA has rated.

How Wyoming County compares

Wyoming County, West Virginia is home to about 19,964 people across 499.47 square miles. Population density there runs about 40 people per square mile. Within its own EPA zone, Wyoming County is bigger by population than 40% of the counties that share it. Wyoming County falls in EPA Radon Region 3, one of 245 counties nationally EPA assigns to that same geologic province.

What this actually means for a house in Wyoming County

A Zone 3 county like Wyoming County is predicted closer to the 0.4 pCi/L typical outdoors than to EPA's 4 pCi/L action level. A Zone 3 label describes Wyoming County's average, not any one basement or slab in it — testing is still the only way an individual homeowner actually finds out.

Testing and mitigation in Wyoming County

A short-term test kit is the standard first step and typically costs far less than mitigation itself. If a test comes back at or above 4 pCi/L, a radon mitigation system for a typical home runs roughly $800–$2,500 (around $1,200 for a common single-family install), driven mainly by foundation type, not by county.

Find West Virginia's state radon program

For Wyoming County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Wyoming County's levels over time. RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.

Where Wyoming County's figures come from

Wyoming County's zone, rank and region all trace back to named EPA and Census sources — the methodology guide lists exactly which ones. The guide to what a radon zone actually means covers why testing matters in every zone, not just Zone 1.