What EPA's radon map says about Wayne County

Wayne County is mapped as Zone 3 - Low Potential by EPA — meaning the county-wide average indoor level is predicted below 2 pCi/L. Nationally that's the 18th percentile for radon potential — Wayne County outranks 18% of every county EPA has rated.

How Wayne County compares

About 32,132 people live in Wayne County, Georgia, spread over 641.813 square miles. That works out to roughly 50 people per square mile. Among counties sharing Wayne County's EPA zone, it outranks 55% of them by population. EPA's geology-based Region 4 groups Wayne County with 735 other counties nationally sharing its underlying rock and soil profile.

Zone vs. an actual test

A Zone 3 county like Wayne County is predicted closer to the 0.4 pCi/L typical outdoors than to EPA's 4 pCi/L action level. Even at Zone 3, Wayne County homes are not guaranteed a low reading — zone is a county-wide average, and EPA recommends testing every home regardless of zone.

Testing and mitigation in Wayne County

Mitigation cost doesn't depend on Wayne 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 Georgia's state radon program

Wayne County's test kit answers today; a Airthings radon monitor keeps answering for Wayne 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 Wayne County's numbers. If you're unsure why a low zone still deserves a test, the zone explainer covers that directly.