Knightstown, IN Radon Mitigation and Testing

Q: What EPA Radon Zone is Knightstown in?

Knightstown is in Henry County, EPA Zone 1.

Q: How much does radon mitigation cost in Knightstown?

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

Henry County

EPA Zone 1

Located in east-central Indiana's Henry County, Knightstown sits where glacial deposits over limestone bedrock create elevated radon potential typical throughout much of the Midwest. The town's historic character and predominantly older housing stock, combined with Indiana's documented radon concerns, suggest residents should prioritize testing. Although specific data for zip code 46148 is currently limited, the region's geological conditions consistently produce radon readings that often exceed EPA recommended action levels.

Knightstown, IN Radon Mitigation

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

Knightstown, IN Radon Testing

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

Knightstown Radon Facts

Key details about the radon risk profile for Knightstown and the 46148 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Henry County, IN

Zip Code

46148

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Knightstown and the 46148 zip code are located in Henry 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 Knightstown, IN

What EPA Radon Zone is Knightstown in?

Knightstown and the 46148 zip code are in Henry 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 Knightstown?

Radon mitigation in Knightstown 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 Knightstown?

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