What EPA's radon map says about Floyd County

Floyd 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, Floyd County ranks higher in radon potential than 60% of rated counties (the 60th percentile).

How Floyd County compares

About 101,390 people live in Floyd County, Georgia, spread over 509.832 square miles. Population density there runs about 199 people per square mile. Among counties sharing Floyd County's EPA zone, it outranks 81% of them by population. Geologically, Floyd County is grouped into EPA Region 4 alongside 735 other counties that share its rock and soil setting.

Zone vs. an actual test

Floyd County's predicted average falls between EPA's 4 pCi/L action level and the national indoor average of about 1.3 pCi/L (outdoor air runs roughly 0.4 pCi/L). Middle-of-the-pack doesn't mean risk-free for any one Floyd County address — a moderate county average still leaves individual homes to test either side of it.

Testing and mitigation in Floyd County

Mitigation cost doesn't depend on Floyd 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

Floyd County's test kit answers today; a Airthings radon monitor keeps answering for Floyd 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

Every figure on this page traces to EPA's own Map of Radon Zones and Census data, documented in the methodology guide. If you're unsure why a low zone still deserves a test, the zone explainer covers that directly.