Rosharon, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Rosharon in?

Rosharon is in Brazoria County, EPA Zone 3.

Q: How much does radon mitigation cost in Rosharon?

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

Brazoria County

EPA Zone 3

Situated in Brazoria County within the greater Houston Metro area, Rosharon falls within EPA Zone 3 for radon risk assessment. Testing data for zip code 77583 is currently limited, though the Gulf Coast region's clay soils and slab-on-grade construction typically result in lower radon concentrations. Homeowners should still consider testing, particularly in homes with below-grade spaces or crawl areas.

Rosharon, TX Radon Mitigation

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

Rosharon, TX Radon Testing

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

Rosharon Radon Facts

Key details about the radon risk profile for Rosharon and the 77583 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Brazoria County, TX

Zip Code

77583

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Rosharon and the 77583 zip code are located in Brazoria 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 Rosharon, TX

What EPA Radon Zone is Rosharon in?

Rosharon and the 77583 zip code are in Brazoria 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 Rosharon?

Radon mitigation in Rosharon 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 Rosharon?

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