Green Sea, SC Radon Mitigation and Testing

Q: What EPA Radon Zone is Green Sea in?

Green Sea is in Horry County, EPA Zone 3.

Q: How much does radon mitigation cost in Green Sea?

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

Green Sea in Horry County lies within the Myrtle Beach metro area's coastal plain region, where sandy soils and marine sediments typically result in lower radon levels compared to inland areas. The community's proximity to the Atlantic coast means most construction utilizes slab foundations or elevated designs due to flood zone considerations. While comprehensive testing data remains limited, homeowners should still consider radon assessment, especially in properties with enclosed crawl spaces or any below-grade areas.

Green Sea, SC Radon Mitigation

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

Green Sea, SC Radon Testing

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

Green Sea Radon Facts

Key details about the radon risk profile for Green Sea and the 29545 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Horry County, SC

Zip Code

29545

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Green Sea and the 29545 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 Green Sea, SC

What EPA Radon Zone is Green Sea in?

Green Sea and the 29545 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 Green Sea?

Radon mitigation in Green Sea 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 Green Sea?

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