Corsicana, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Corsicana in?

Corsicana is in Navarro County, EPA Zone 3.

Q: How much does radon mitigation cost in Corsicana?

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

Navarro County

EPA Zone 3

Located in Navarro County southeast of Dallas, Corsicana sits atop Cretaceous limestone and clay formations that typically produce lower radon levels across Texas. Testing data for zip codes 75109 and 75110 remains limited, making professional testing important for establishing individual home radon levels. The city's diverse housing stock ranges from historic downtown homes to modern suburban developments, each potentially having different radon characteristics.

Corsicana, TX Radon Mitigation

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

Corsicana, TX Radon Testing

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

Corsicana Radon Facts

Key details about the radon risk profile for Corsicana and the 75109 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Navarro County, TX

Zip Code

75109

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Corsicana and the 75109 zip code are located in Navarro 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 Corsicana, TX

What EPA Radon Zone is Corsicana in?

Corsicana and the 75109 zip code are in Navarro 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 Corsicana?

Radon mitigation in Corsicana 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 Corsicana?

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