Is Yoakum County, TX a radon risk area?

EPA's own radon map rates Yoakum County zone 3 - low potential, predicting a county-wide average indoor level below 2 pCi/L. Nationally that's the 5th percentile for radon potential — Yoakum County outranks 5% of every county EPA has rated.

Yoakum County by the numbers

About 7,581 people live in Yoakum County, Texas, spread over 799.715 square miles. Averaged across its land area, Yoakum County runs about 9 people per square mile. Rank 887 by population within its EPA zone puts Yoakum County at the 14th percentile among zone peers. EPA's geology-based Region 6 groups Yoakum County with 502 other counties nationally sharing its underlying rock and soil profile.

What this actually means for a house in Yoakum County

Yoakum County's predicted average sits below the national indoor average of about 1.3 pCi/L, well under EPA's 4 pCi/L action level. Even at Zone 3, Yoakum 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 Yoakum County

Nothing about Yoakum County's EPA zone changes the mitigation number: $800–$2,500 nationally (around $1,200 typical), set by the house's foundation rather than the county it sits in — and only relevant once a test actually clears 4 pCi/L.

Find Texas's state radon program

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