Seadrift, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Seadrift in?

Seadrift is in Calhoun County, EPA Zone 3.

Q: How much does radon mitigation cost in Seadrift?

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

Calhoun County

EPA Zone 3

This coastal Calhoun County community along the Texas Gulf Coast sits within EPA Zone 3, where marine sediments and coastal geology typically generate lower radon potential. Testing data for the 77983 zip code is currently limited, making professional radon testing useful for homeowners seeking to verify their indoor air quality. While coastal Texas generally shows lower radon levels, individual homes can still benefit from baseline testing.

Seadrift, TX Radon Mitigation

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

Seadrift, TX Radon Testing

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

Seadrift Radon Facts

Key details about the radon risk profile for Seadrift and the 77983 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Calhoun County, TX

Zip Code

77983

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Seadrift and the 77983 zip code are located in Calhoun 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 Seadrift, TX

What EPA Radon Zone is Seadrift in?

Seadrift and the 77983 zip code are in Calhoun 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 Seadrift?

Radon mitigation in Seadrift 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 Seadrift?

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