Gillett, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Gillett in?

Gillett is in Karnes County, EPA Zone 3.

Q: How much does radon mitigation cost in Gillett?

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

Karnes County

EPA Zone 3

Located in Karnes County in south-central Texas, Gillett sits over Gulf Coastal Plain sediments and limestone formations typical of the region. The area's EPA Zone 3 classification indicates lower radon potential, though testing data for ZIP 78116 is limited. Even in lower-risk zones, Texas homeowners should consider radon testing, especially in homes with concrete slab foundations that may crack over time.

Gillett, TX Radon Mitigation

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

Gillett, TX Radon Testing

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

Gillett Radon Facts

Key details about the radon risk profile for Gillett and the 78116 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Karnes County, TX

Zip Code

78116

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Gillett and the 78116 zip code are located in Karnes 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 Gillett, TX

What EPA Radon Zone is Gillett in?

Gillett and the 78116 zip code are in Karnes 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 Gillett?

Radon mitigation in Gillett 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 Gillett?

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