Is Van Buren County, TN a radon risk area?

Van Buren 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 that's the 37th percentile for radon potential — Van Buren County outranks 37% of every county EPA has rated.

Van Buren County by the numbers

About 6,686 people live in Van Buren County, Tennessee, spread over 273.415 square miles. Population density there runs about 24 people per square mile. Rank 906 by population within its EPA zone puts Van Buren County at the 12th percentile among zone peers. Van Buren County falls in EPA Radon Region 4, one of 736 counties nationally EPA assigns to that same geologic province.

Zone vs. an actual test

Neither at the 4 pCi/L action level nor down at the roughly 1.3 pCi/L national indoor norm, Van Buren County's Zone 2 prediction lands in the gap between the two. Middle-of-the-pack doesn't mean risk-free for any one Van Buren County address — a moderate county average still leaves individual homes to test either side of it.

Testing and mitigation in Van Buren County

Nothing about Van Buren 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 Tennessee's state radon program

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

Van Buren 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.