What EPA's radon map says about Cabell County

Cabell County is mapped as Zone 2 - Moderate Potential by EPA — meaning the county-wide average indoor level is predicted between 2 and 4 pCi/L. Nationally that's the 59th percentile for radon potential — Cabell County outranks 59% of every county EPA has rated.

How Cabell County compares

About 91,489 people live in Cabell County, West Virginia, spread over 281.025 square miles. Averaged across its land area, Cabell County runs about 326 people per square mile. Among counties sharing Cabell County's EPA zone, it outranks 79% of them by population. Geologically, Cabell County is grouped into EPA Region 3 alongside 244 other counties that share its rock and soil setting.

What this actually means for a house in Cabell County

Call it a middle case: above the 1.3 pCi/L most US homes average, below the 4 pCi/L line EPA uses to recommend mitigation — that's Cabell County's Zone 2 prediction. A Zone 2 rating is a moderate county-wide average, not a guarantee about any one house in Cabell County — testing is the only way to know an individual home's actual level.

Next steps for a home in Cabell County

Mitigation cost doesn't depend on Cabell County's zone — it depends on the house's foundation. A typical system runs $800–$2,500 (about $1,200 typical), and testing first is what tells you whether that's needed at all.

Find West Virginia's state radon program

Cabell County's test kit answers today; a Airthings radon monitor keeps answering for Cabell County over time. Affiliate link, RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.

More on how this number was built

The methodology guide shows exactly which EPA and Census sources feed Cabell County's numbers. The guide to what a radon zone actually means covers why testing matters in every zone, not just Zone 1.