Sonora, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Sonora in?

Sonora is in Sutton County, EPA Zone 3.

Q: How much does radon mitigation cost in Sonora?

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

Sutton County

EPA Zone 3

West Texas town Sonora in Sutton County sits on the Edwards Plateau where limestone bedrock and semi-arid conditions typically result in lower radon levels. Testing data for this ranching community is currently unavailable, though the regional geology generally suggests minimal radon risk. Despite Texas's lower radon potential, homeowners should still consider periodic testing as geological conditions can vary even within similar rock formations.

Sonora, TX Radon Mitigation

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

Sonora, TX Radon Testing

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

Sonora Radon Facts

Key details about the radon risk profile for Sonora and the 76950 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Sutton County, TX

Zip Code

76950

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Sonora and the 76950 zip code are located in Sutton 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 Sonora, TX

What EPA Radon Zone is Sonora in?

Sonora and the 76950 zip code are in Sutton 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 Sonora?

Radon mitigation in Sonora 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 Sonora?

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