Twelve Mile, IN Radon Mitigation and Testing

Q: What EPA Radon Zone is Twelve Mile in?

Twelve Mile is in Cass County, EPA Zone 1.

Q: How much does radon mitigation cost in Twelve Mile?

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

Cass County

EPA Zone 1

Located in north-central Indiana's Cass County, this small community currently lacks comprehensive radon testing data for ZIP 46988. Indiana's glacial till soils over limestone bedrock create favorable conditions for radon production throughout much of the state. Residents should prioritize testing their homes, particularly those with basements, as the state consistently shows elevated radon potential across most counties.

Twelve Mile, IN Radon Mitigation

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

Twelve Mile, IN Radon Testing

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

Twelve Mile Radon Facts

Key details about the radon risk profile for Twelve Mile and the 46988 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Cass County, IN

Zip Code

46988

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Twelve Mile and the 46988 zip code are located in Cass County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Twelve Mile, IN

What EPA Radon Zone is Twelve Mile in?

Twelve Mile and the 46988 zip code are in Cass County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Twelve Mile?

Radon mitigation in Twelve Mile 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 Twelve Mile?

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 Indiana

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Bloomington	8.14 pCi/L	7
Kokomo	7.40 pCi/L	5
Lafayette	15.00 pCi/L	3
Valparaiso	10.00 pCi/L	3
Avon	6.00 pCi/L	3
West Lafayette	10.50 pCi/L	2
Dyer	9.50 pCi/L	2
Columbus	7.50 pCi/L	2
Noblesville	7.00 pCi/L	2
Westfield	7.00 pCi/L	2
Fishers	6.50 pCi/L	2
Corydon	6.00 pCi/L	2
Warsaw	5.50 pCi/L	2
Indianapolis	4.00 pCi/L	2
Newburgh	8.00 pCi/L	1
Logansport	7.00 pCi/L	1
Terre Haute	5.00 pCi/L	1
Muncie	4.00 pCi/L	1
Brownsburg	No submissions	0