Gueydan, LA Radon Mitigation and Testing

Q: What EPA Radon Zone is Gueydan in?

Gueydan is in Vermilion Parish County, EPA Zone 3.

Q: How much does radon mitigation cost in Gueydan?

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

Vermilion Parish County

EPA Zone 3

Positioned in Vermilion Parish within Louisiana's Acadiana region, Gueydan sits on Mississippi River deltaic deposits and coastal marsh soils that naturally suppress radon emissions. The rice farming community's housing stock includes Acadian-style homes, raised cottages, and mobile homes, most elevated above ground level for flood protection. Though radon testing data for zip code 70542 remains limited, the area's low-lying coastal geography and elevated construction styles typically result in minimal radon accumulation.

Gueydan, LA Radon Mitigation

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

Gueydan, LA Radon Testing

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

Gueydan Radon Facts

Key details about the radon risk profile for Gueydan and the 70542 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Vermilion Parish County, LA

Zip Code

70542

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Gueydan and the 70542 zip code are located in Vermilion 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 Gueydan, LA

What EPA Radon Zone is Gueydan in?

Gueydan and the 70542 zip code are in Vermilion 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 Gueydan?

Radon mitigation in Gueydan 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 Gueydan?

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