Hartsville, SC Radon Levels
Check local Hartsville radon levels and find certified testing and mitigation professionals to keep your home safe
Hartsville, SC Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Darlington County, SC
Zip Code
29550
Located in Darlington County within the Florence Metro area, this South Carolina community sits over Coastal Plain sediments that typically produce lower radon concentrations. Despite limited local testing data for zip code 29550, homeowners should still consider baseline radon testing to establish accurate exposure levels for their individual properties.
Hartsville, 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 Hartsville, SC
What EPA Radon Zone is Hartsville in?
Hartsville and the 29550 zip code are in Darlington 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 Hartsville?
Radon mitigation in Hartsville 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 Hartsville?
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 |