Modoc, IN Radon Mitigation and Testing

Q: What EPA Radon Zone is Modoc in?

Modoc is in Randolph County, EPA Zone 1.

Q: How much does radon mitigation cost in Modoc?

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

Randolph County

EPA Zone 1

Situated in eastern Indiana's Randolph County, this small community sits within EPA Zone 1, indicating the highest radon potential category. Limited testing data for the 47358 area underscores the importance of individual home testing, especially given the region's glacial till soils over limestone bedrock. Homeowners should prioritize radon measurement regardless of home age or foundation type.

Modoc, IN Radon Mitigation

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

Modoc, IN Radon Testing

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

Modoc Radon Facts

Key details about the radon risk profile for Modoc and the 47358 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Randolph County, IN

Zip Code

47358

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Modoc and the 47358 zip code are located in Randolph 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 Modoc, IN

What EPA Radon Zone is Modoc in?

Modoc and the 47358 zip code are in Randolph 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 Modoc?

Radon mitigation in Modoc 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 Modoc?

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