What EPA's radon map says about Echols County

EPA places Echols County in Zone 3 - Low Potential — a predicted county-wide average indoor radon level below 2 pCi/L, based on the geology, soil and aerial radioactivity data behind EPA's national map. That puts Echols County in the 2nd percentile nationally for radon potential — higher than 2% of the counties EPA has rated.

Where Echols County sits nationally

About 3,698 people live in Echols County, Georgia, spread over 420.407 square miles. Averaged across its land area, Echols County runs about 9 people per square mile. Among counties sharing Echols County's EPA zone, it outranks 7% of them by population. Geologically, Echols County is grouped into EPA Region 4 alongside 735 other counties that share its rock and soil setting.

What this actually means for a house in Echols County

Well clear of both the 1.3 pCi/L national indoor average and EPA's 4 pCi/L action level, Echols County's Zone 3 prediction is the low end of the scale. Even at Zone 3, Echols County homes are not guaranteed a low reading — zone is a county-wide average, and EPA recommends testing every home regardless of zone.

If Echols County tests above the action level

Mitigation cost doesn't depend on Echols 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

Echols County's test kit answers today; a Airthings radon monitor keeps answering for Echols 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. Whatever zone Echols County carries, the zone explainer covers what it does and doesn't tell you about any one house.