Lake Arthur, LA Radon Mitigation and Testing

Q: What EPA Radon Zone is Lake Arthur in?

Lake Arthur is in Jefferson Davis Parish County, EPA Zone 3.

Q: How much does radon mitigation cost in Lake Arthur?

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

Jefferson Davis Parish County

EPA Zone 3

Lake Arthur, LA resides in Jefferson Davis Parish 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. Testing is recommended for all homes in the 70549 zip code area.

Lake Arthur, LA Radon Mitigation

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

Lake Arthur, LA Radon Testing

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

Lake Arthur Radon Facts

Key details about the radon risk profile for Lake Arthur and the 70549 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Jefferson Davis Parish County, LA

Zip Code

70549

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Lake Arthur and the 70549 zip code are located in Jefferson Davis Parish 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 Lake Arthur, LA

What EPA Radon Zone is Lake Arthur in?

Lake Arthur and the 70549 zip code are in Jefferson Davis Parish 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 Lake Arthur?

Radon mitigation in Lake Arthur 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 Lake Arthur?

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 Louisiana

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
New Orleans	8.00 pCi/L	1