Waldo, AR Radon Mitigation and Testing

Q: What EPA Radon Zone is Waldo in?

Waldo is in Columbia County, EPA Zone 3.

Q: How much does radon mitigation cost in Waldo?

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

Columbia County

EPA Zone 3

Positioned in Columbia County within Arkansas's Coastal Plain region, Waldo sits above sedimentary deposits and sandstone formations that typically produce lower radon levels. The area's Zone 3 EPA classification reflects generally reduced radon risk compared to northern regions. However, with limited testing data available for zip code 71770, local residents should still consider radon testing, particularly in homes with basement or crawl space foundations.

Waldo, AR Radon Mitigation

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

Waldo, AR Radon Testing

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

Waldo Radon Facts

Key details about the radon risk profile for Waldo and the 71770 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Columbia County, AR

Zip Code

71770

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Waldo and the 71770 zip code are located in Columbia 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 Waldo, AR

What EPA Radon Zone is Waldo in?

Waldo and the 71770 zip code are in Columbia 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 Waldo?

Radon mitigation in Waldo 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 Waldo?

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