Galliano, LA Radon Mitigation and Testing

Q: What EPA Radon Zone is Galliano in?

Galliano is in Lafourche Parish County, EPA Zone 3.

Q: How much does radon mitigation cost in Galliano?

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

Lafourche Parish County

EPA Zone 3

Positioned in Lafourche Parish within the Houma Metro area along Louisiana's coast, Galliano sits on Mississippi River delta sediments that typically produce minimal radon levels. While testing data for the 70354 zip code area is limited, the EPA Zone 3 low-risk designation reflects the Gulf Coast's favorable radon geography. However, elevated properties or those with enclosed foundations may still benefit from radon testing.

Galliano, LA Radon Mitigation

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

Galliano, LA Radon Testing

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

Galliano Radon Facts

Key details about the radon risk profile for Galliano and the 70354 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Lafourche Parish County, LA

Zip Code

70354

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Galliano and the 70354 zip code are located in Lafourche 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 Galliano, LA

What EPA Radon Zone is Galliano in?

Galliano and the 70354 zip code are in Lafourche 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 Galliano?

Radon mitigation in Galliano 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 Galliano?

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