Modoc, SC Radon Levels
Check local Modoc radon levels and find certified testing and mitigation professionals to keep your home safe
Modoc, SC Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
McCormick County, SC
Zip Code
29838
Nestled in McCormick County within the Augusta metropolitan area, Modoc sits atop Piedmont crystalline bedrock that typically produces moderate radon levels. Testing data for zip code 29838 is currently limited, making baseline radon testing advisable for area residents. The community's mix of older homes and newer construction presents varied foundation conditions that can influence radon entry rates.
Modoc, 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 Modoc, SC
What EPA Radon Zone is Modoc in?
Modoc and the 29838 zip code are in McCormick 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 Modoc?
Radon mitigation in Modoc 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 Modoc?
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 |