What EPA's radon map says about Eastland County

EPA places Eastland 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. Rank it against the rest of the country and Eastland County lands in the 12th percentile for radon potential.

Where Eastland County sits nationally

About 18,290 people live in Eastland County, Texas, spread over 926.508 square miles. Averaged across its land area, Eastland County runs about 20 people per square mile. Among counties sharing Eastland County's EPA zone, it outranks 36% of them by population. EPA's geology-based Region 6 groups Eastland County with 502 other counties nationally sharing its underlying rock and soil profile.

Why the zone isn't the answer by itself

A Zone 3 county like Eastland 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, Eastland County homes are not guaranteed a low reading — zone is a county-wide average, and EPA recommends testing every home regardless of zone.

Next steps for a home in Eastland County

Mitigation cost doesn't depend on Eastland 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 Texas's state radon program

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

More on how this number was built

Eastland County's zone, rank and region all trace back to named EPA and Census sources — the methodology guide lists exactly which ones. If you're unsure why a low zone still deserves a test, the zone explainer covers that directly.