Jefferson, SC Radon Levels
Check local Jefferson radon levels and find certified testing and mitigation professionals to keep your home safe
Jefferson, SC Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Chesterfield County, SC
Zip Code
29718
Jefferson in Chesterfield County lies within both the Charlotte and Columbia metro influences, where Piedmont clay soils over weathered bedrock create moderate radon potential. Though specific testing data for zip code 29718 remains sparse, South Carolina's geological diversity makes home testing advisable for residents. The community features a mix of traditional Southern homes and newer construction typical of the region.
Jefferson, SC Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Jefferson, SC
What EPA Radon Zone is Jefferson in?
Jefferson and the 29718 zip code are in Chesterfield 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 Jefferson?
Radon mitigation in Jefferson 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 Jefferson?
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 in South Carolina with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Fort Mill | 6.00 pCi/L | 1 |
| Greenville | 5.00 pCi/L | 1 |