Cotulla, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Cotulla in?

Cotulla is in La Salle County, EPA Zone 3.

Q: How much does radon mitigation cost in Cotulla?

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

La Salle County

EPA Zone 3

Located in South Texas within La Salle County, Cotulla falls in EPA Zone 3 where lower radon potential is expected across much of the region. The area's sedimentary geology and arid climate conditions typically produce minimal radon emissions, though homes built over specific geological formations can still experience elevated levels. With testing data for zip code 78014 currently unavailable, residents may still want to establish baseline radon measurements for their homes.

Cotulla, TX Radon Mitigation

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

Cotulla, TX Radon Testing

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

Cotulla Radon Facts

Key details about the radon risk profile for Cotulla and the 78014 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

La Salle County, TX

Zip Code

78014

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Cotulla and the 78014 zip code are located in La Salle 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 Cotulla, TX

What EPA Radon Zone is Cotulla in?

Cotulla and the 78014 zip code are in La Salle 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 Cotulla?

Radon mitigation in Cotulla 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 Cotulla?

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 Texas

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

City	Avg User Radon Level	Submissions
Lubbock	12.67 pCi/L	9
San Antonio	6.57 pCi/L	7
Austin	6.14 pCi/L	7
Dallas	8.00 pCi/L	5
Abilene	4.50 pCi/L	2
Houston	3.50 pCi/L	2
Plano	6.00 pCi/L	1
Frisco	3.00 pCi/L	1
Nacogdoches	No submissions	0