Charleston, MS Radon Mitigation and Testing

Q: What EPA Radon Zone is Charleston in?

Charleston is in Tallahatchie County, EPA Zone 3.

Q: How much does radon mitigation cost in Charleston?

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

Tallahatchie County

EPA Zone 3

Located in the Mississippi Delta region of Tallahatchie County, Charleston sits atop deep alluvial soils that generally produce lower radon levels than areas with exposed bedrock. The community's housing reflects typical Delta architecture, with many homes elevated on piers or built with raised foundations to manage flood risk. While specific local radon data is limited, homeowners should still consider testing as geological conditions can vary even within flood-prone regions.

Charleston, MS Radon Mitigation

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

Charleston, MS Radon Testing

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

Charleston Radon Facts

Key details about the radon risk profile for Charleston and the 38921 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Tallahatchie County, MS

Zip Code

38921

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Charleston and the 38921 zip code are located in Tallahatchie 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 Charleston, MS

What EPA Radon Zone is Charleston in?

Charleston and the 38921 zip code are in Tallahatchie 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 Charleston?

Radon mitigation in Charleston 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 Charleston?

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.