Big Flat, AR Radon Mitigation and Testing

Q: What EPA Radon Zone is Big Flat in?

Big Flat is in Baxter County, EPA Zone 2.

Q: How much does radon mitigation cost in Big Flat?

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

Baxter County

EPA Zone 2

This Baxter County community rests on the Springfield Plateau, where Ordovician limestone and dolomite bedrock create karst features that can influence radon migration patterns throughout the 72617 zip code region. Although comprehensive testing data isn't currently available for Big Flat, Arkansas's limestone-rich geology can produce variable radon levels depending on local soil conditions and home construction details. Residents should consider radon testing, particularly in homes with basements or crawl spaces where gas accumulation is more likely.

Big Flat, AR Radon Mitigation

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

Big Flat, AR Radon Testing

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

Big Flat Radon Facts

Key details about the radon risk profile for Big Flat and the 72617 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Baxter County, AR

Zip Code

72617

Predicted Screening Level

2–4 pCi/L (Zone 2)

Big Flat and the 72617 zip code are located in Baxter County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Big Flat, AR

What EPA Radon Zone is Big Flat in?

Big Flat and the 72617 zip code are in Baxter County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Big Flat?

Radon mitigation in Big Flat 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 Big Flat?

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