Fort Smith, AR Radon Levels

Q: What EPA Radon Zone is Fort Smith in?

Fort Smith is in Sebastian County, EPA Zone 3.

Q: How much does radon mitigation cost in Fort Smith?

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

Check local Fort Smith radon levels and find certified testing and mitigation professionals to keep your home safe

Fort Smith, AR Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Sebastian County, AR

Zip Code 72901

Fort Smith spans multiple zip codes in Sebastian County within Arkansas's EPA Zone 3 low radon potential area, though comprehensive local testing data remains limited. The Fort Smith Metro area's Arkansas River valley geology typically produces lower radon levels than highland regions. Residents across all Fort Smith zip codes should still consider home testing, particularly in newer developments with basement construction uncommon to traditional Arkansas building practices.

Fort Smith, AR Radon Mitigation

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

Need Radon Mitigation or Testing in Fort Smith?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Sebastian County Pros

1-800-299-3578 Toll-free · Mon–Fri 8am–6pm ET

Radon FAQ for Fort Smith, AR

What EPA Radon Zone is Fort Smith in?

Fort Smith and the 72901 zip code are in Sebastian 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 Fort Smith?

Radon mitigation in Fort Smith 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 Fort Smith?

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 in Arkansas with the most user-submitted radon test data, ranked by number of submissions.

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