Melissa, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Melissa in?

Melissa is in Collin County, EPA Zone 3.

Q: How much does radon mitigation cost in Melissa?

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

Collin County

EPA Zone 3

Melissa in Collin County is part of the rapidly growing Dallas Metro area, built primarily on clay soils that generally produce lower radon levels. Limited testing data exists for this 75454 zip code community, where newer construction dominates the housing stock. While Texas typically sees lower radon concentrations, individual home testing remains recommended for complete assessment.

Melissa, TX Radon Mitigation

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

Melissa, TX Radon Testing

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

Melissa Radon Facts

Key details about the radon risk profile for Melissa and the 75454 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Collin County, TX

Zip Code

75454

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Melissa and the 75454 zip code are located in Collin 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 Melissa, TX

What EPA Radon Zone is Melissa in?

Melissa and the 75454 zip code are in Collin 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 Melissa?

Radon mitigation in Melissa 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 Melissa?

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