Maxwell, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Maxwell in?

Maxwell is in Caldwell County, EPA Zone 3.

Q: How much does radon mitigation cost in Maxwell?

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

Caldwell County

EPA Zone 3

Austin Metro area growth extends to Maxwell in Caldwell County, where Texas Hill Country limestone over clay creates generally lower radon potential. Testing data for this developing 78656 community is limited, though the regional geology typically maintains radon levels well within EPA recommended ranges for most residential properties.

Maxwell, TX Radon Mitigation

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

Maxwell, TX Radon Testing

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

Maxwell Radon Facts

Key details about the radon risk profile for Maxwell and the 78656 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Caldwell County, TX

Zip Code

78656

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Maxwell and the 78656 zip code are located in Caldwell 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 Maxwell, TX

What EPA Radon Zone is Maxwell in?

Maxwell and the 78656 zip code are in Caldwell 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 Maxwell?

Radon mitigation in Maxwell 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 Maxwell?

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