What EPA's radon map says about Morgan County

Morgan 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. Morgan County sits at the 43rd percentile nationally for radon potential — above 43 of every 100 rated counties.

Where Morgan County sits nationally

About 14,300 people live in Morgan County, Kentucky, spread over 381.104 square miles. That works out to roughly 38 people per square mile. Among counties sharing Morgan County's EPA zone, it outranks 30% of them by population. Morgan County falls in EPA Radon Region 4, one of 736 counties nationally EPA assigns to that same geologic province.

Zone vs. an actual test

Morgan 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). Nothing about a Zone 2 label lowers the case for testing in Morgan County — EPA recommends it in every zone, moderate included.

If Morgan County tests above the action level

Mitigation cost doesn't depend on Morgan 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 Kentucky's state radon program

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

More on how this number was built

Morgan 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.