Hewitt, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Hewitt in?

Hewitt is in McLennan County, EPA Zone 3.

Q: How much does radon mitigation cost in Hewitt?

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

McLennan County

EPA Zone 3

Situated in McLennan County within the Waco Metro area, Hewitt sits atop Texas's sedimentary formations where testing data for ZIP code 76643 remains limited, though the state's geology typically produces lower radon levels. Central Texas's limestone and shale bedrock generally result in moderate radon potential, but individual homes near certain geological features can still experience elevated readings. Professional testing provides valuable baseline information for homeowners in this growing suburban community.

Hewitt, TX Radon Mitigation

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

Hewitt, TX Radon Testing

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

Hewitt Radon Facts

Key details about the radon risk profile for Hewitt and the 76643 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

McLennan County, TX

Zip Code

76643

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Hewitt and the 76643 zip code are located in McLennan 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 Hewitt, TX

What EPA Radon Zone is Hewitt in?

Hewitt and the 76643 zip code are in McLennan 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 Hewitt?

Radon mitigation in Hewitt 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 Hewitt?

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