Darrow, LA Radon Mitigation and Testing

Q: What EPA Radon Zone is Darrow in?

Darrow is in Ascension Parish County, EPA Zone 3.

Q: How much does radon mitigation cost in Darrow?

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

Ascension Parish County

EPA Zone 3

Positioned along the Mississippi River in Ascension Parish within the Baton Rouge Metro, Darrow sits on alluvial deposits that typically result in lower radon concentrations. Testing data for the 70725 area remains limited, though the region's river bottom soils and frequent slab-on-grade construction generally minimize radon accumulation. However, individual testing remains advisable as elevated readings can occasionally occur even in areas with favorable geological conditions.

Darrow, LA Radon Mitigation

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

Darrow, LA Radon Testing

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

Darrow Radon Facts

Key details about the radon risk profile for Darrow and the 70725 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Ascension Parish County, LA

Zip Code

70725

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Darrow and the 70725 zip code are located in Ascension 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 Darrow, LA

What EPA Radon Zone is Darrow in?

Darrow and the 70725 zip code are in Ascension 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 Darrow?

Radon mitigation in Darrow 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 Darrow?

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