Richards, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Richards in?

Richards is in Grimes County, EPA Zone 3.

Q: How much does radon mitigation cost in Richards?

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

Grimes County

EPA Zone 3

This small community in Grimes County lies within the Houston Metro area, where Gulf Coast Plain geology typically produces lower radon levels. However, testing data for Richards (77873) is currently unavailable, making home-by-home testing the only reliable way to assess radon risk. Homeowners in this area should still test their properties, as localized soil conditions and home construction can create unexpected radon accumulation even in traditionally low-risk regions.

Richards, TX Radon Mitigation

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

Richards, TX Radon Testing

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

Richards Radon Facts

Key details about the radon risk profile for Richards and the 77873 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Grimes County, TX

Zip Code

77873

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Richards and the 77873 zip code are located in Grimes 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 Richards, TX

What EPA Radon Zone is Richards in?

Richards and the 77873 zip code are in Grimes 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 Richards?

Radon mitigation in Richards 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 Richards?

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