Mount Holly, AR Radon Mitigation and Testing

Q: What EPA Radon Zone is Mount Holly in?

Mount Holly is in Union County, EPA Zone 3.

Q: How much does radon mitigation cost in Mount Holly?

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

Union County

EPA Zone 3

Positioned in Union County in southern Arkansas, Mount Holly sits above Tertiary-age sediments and clays that generally produce moderate radon levels across the region. Testing information for zip code 71758 is currently limited, making professional radon testing important for area homeowners. Arkansas geology varies significantly, and homes with crawl spaces or basements can trap radon regardless of regional averages.

Mount Holly, AR Radon Mitigation

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

Mount Holly, AR Radon Testing

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

Mount Holly Radon Facts

Key details about the radon risk profile for Mount Holly and the 71758 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Union County, AR

Zip Code

71758

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Mount Holly and the 71758 zip code are located in Union 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 Mount Holly, AR

What EPA Radon Zone is Mount Holly in?

Mount Holly and the 71758 zip code are in Union 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 Mount Holly?

Radon mitigation in Mount Holly 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 Mount Holly?

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