Loris, SC Radon Mitigation and Testing

Q: What EPA Radon Zone is Loris in?

Loris is in Horry County, EPA Zone 3.

Q: How much does radon mitigation cost in Loris?

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

Horry County

EPA Zone 3

Within the Myrtle Beach Metro area in Horry County, Loris at zip code 29569 sits on South Carolina's Coastal Plain where radon levels are typically lower. Testing data remains limited for this community, making individual home testing the most reliable approach for determining radon concentrations. Even in areas with generally lower radon potential, specific homes can experience elevated readings due to construction methods or localized geological features.

Loris, SC Radon Mitigation

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

Loris, SC Radon Testing

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

Loris Radon Facts

Key details about the radon risk profile for Loris and the 29569 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Horry County, SC

Zip Code

29569

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Loris and the 29569 zip code are located in Horry 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 Loris, SC

What EPA Radon Zone is Loris in?

Loris and the 29569 zip code are in Horry 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 Loris?

Radon mitigation in Loris 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 Loris?

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 South Carolina

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Fort Mill	6.00 pCi/L	1
Greenville	5.00 pCi/L	1