Summerton, SC Radon Mitigation and Testing

Q: What EPA Radon Zone is Summerton in?

Summerton is in Clarendon County, EPA Zone 3.

Q: How much does radon mitigation cost in Summerton?

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

Clarendon County

EPA Zone 3

Located in Clarendon County within South Carolina's coastal plain, Summerton sits in EPA Zone 3 where radon levels are typically lower due to sandy soils and sedimentary geology. Most local homes feature slab-on-grade or crawl space construction typical of the region. While testing data for 29148 remains limited, the geological conditions generally result in lower radon potential than upland areas.

Summerton, SC Radon Mitigation

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

Summerton, SC Radon Testing

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

Summerton Radon Facts

Key details about the radon risk profile for Summerton and the 29148 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Clarendon County, SC

Zip Code

29148

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Summerton and the 29148 zip code are located in Clarendon 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 Summerton, SC

What EPA Radon Zone is Summerton in?

Summerton and the 29148 zip code are in Clarendon 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 Summerton?

Radon mitigation in Summerton 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 Summerton?

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