Marble Falls, AR Radon Mitigation and Testing

Q: What EPA Radon Zone is Marble Falls in?

Marble Falls is in Newton County, EPA Zone 3.

Q: How much does radon mitigation cost in Marble Falls?

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

Newton County

EPA Zone 3

Nestled in Newton County within the Arkansas Ozarks, Marble Falls sits among limestone and dolomite formations that can influence radon gas production and migration. While comprehensive testing data for zip code 72648 remains limited, the area's karst topography and underground cave systems create geological conditions worth monitoring. Professional radon testing is advisable for homeowners in this scenic mountain region, as readings can vary significantly based on proximity to limestone bedrock.

Marble Falls, AR Radon Mitigation

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

Marble Falls, AR Radon Testing

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

Marble Falls Radon Facts

Key details about the radon risk profile for Marble Falls and the 72648 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Newton County, AR

Zip Code

72648

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Marble Falls and the 72648 zip code are located in Newton 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 Marble Falls, AR

What EPA Radon Zone is Marble Falls in?

Marble Falls and the 72648 zip code are in Newton 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 Marble Falls?

Radon mitigation in Marble Falls 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 Marble Falls?

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