Crystal City, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Crystal City in?

Crystal City is in Zavala County, EPA Zone 3.

Q: How much does radon mitigation cost in Crystal City?

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

Zavala County

EPA Zone 3

Crystal City, TX resides in Zavala 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. Testing is recommended for all homes in the 78839 zip code area.

Crystal City, TX Radon Mitigation

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

Crystal City, TX Radon Testing

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

Crystal City Radon Facts

Key details about the radon risk profile for Crystal City and the 78839 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Zavala County, TX

Zip Code

78839

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Crystal City and the 78839 zip code are located in Zavala 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 Crystal City, TX

What EPA Radon Zone is Crystal City in?

Crystal City and the 78839 zip code are in Zavala 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 Crystal City?

Radon mitigation in Crystal City 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 Crystal City?

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