Corpus Christi, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Corpus Christi in?

Corpus Christi is in Nueces County, EPA Zone 3.

Q: How much does radon mitigation cost in Corpus Christi?

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

Nueces County

EPA Zone 3

Positioned along the Gulf Coast in Nueces County as the heart of the Corpus Christi Metro, this coastal city sits on marine clay and sand formations. Testing data for zip codes 78401 and 78402 is currently unavailable, though Texas Gulf Coast geology typically produces lower radon levels. The predominance of slab-on-grade construction throughout the metropolitan area, combined with coastal sandy soils, generally reduces radon accumulation potential compared to inland regions.

Corpus Christi, TX Radon Mitigation

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

Corpus Christi, TX Radon Testing

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

Corpus Christi Radon Facts

Key details about the radon risk profile for Corpus Christi and the 78401 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Nueces County, TX

Zip Code

78401

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Corpus Christi and the 78401 zip code are located in Nueces 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 Corpus Christi, TX

What EPA Radon Zone is Corpus Christi in?

Corpus Christi and the 78401 zip code are in Nueces 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 Corpus Christi?

Radon mitigation in Corpus Christi 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 Corpus Christi?

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