Powhatan, AR Radon Mitigation and Testing

Q: What EPA Radon Zone is Powhatan in?

Powhatan is in Lawrence County, EPA Zone 3.

Q: How much does radon mitigation cost in Powhatan?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Lawrence County

EPA Zone 3

Nestled in northeastern Arkansas within Lawrence County, Powhatan sits on Coastal Plain sediments that typically generate lower radon levels than highland areas. However, comprehensive testing data for zip code 72458 is not currently available, leaving local radon conditions uncertain. Residents should conduct independent radon testing, as individual properties can vary significantly from regional geological trends.

Powhatan, AR Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Powhatan, AR Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Powhatan Radon Facts

Key details about the radon risk profile for Powhatan and the 72458 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Lawrence County, AR

Zip Code

72458

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Powhatan and the 72458 zip code are located in Lawrence County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Powhatan, AR

What EPA Radon Zone is Powhatan in?

Powhatan and the 72458 zip code are in Lawrence County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Powhatan?

Radon mitigation in Powhatan typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Powhatan?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Arkansas

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Hot Springs Village	11.60 pCi/L	5
Bentonville	4.00 pCi/L	4
Bella Vista	13.67 pCi/L	3
Little Rock	7.00 pCi/L	1