Hamilton, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Hamilton in?

Hamilton is in Hancock County, EPA Zone 1.

Q: How much does radon mitigation cost in Hamilton?

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

Hancock County

EPA Zone 1

This small western Illinois community in Hancock County (zip code 62341) currently lacks sufficient radon testing data, though the area's geological conditions warrant attention from homeowners. Built along the Mississippi River valley where alluvial deposits overlay limestone bedrock, Hamilton sits in EPA Zone 1 territory where elevated radon levels are common. Residents should conduct radon testing, particularly in homes with basements or crawl spaces where radon gas can accumulate.

Hamilton, IL Radon Mitigation

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

Hamilton, IL Radon Testing

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

Hamilton Radon Facts

Key details about the radon risk profile for Hamilton and the 62341 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Hancock County, IL

Zip Code

62341

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Hamilton and the 62341 zip code are located in Hancock 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 Hamilton, IL

What EPA Radon Zone is Hamilton in?

Hamilton and the 62341 zip code are in Hancock 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 Hamilton?

Radon mitigation in Hamilton 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 Hamilton?

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 Illinois

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

City	Avg User Radon Level	Submissions
Buffalo Grove	6.10 pCi/L	10
Crystal Lake	7.25 pCi/L	8
Lake Zurich	6.00 pCi/L	7
Grayslake	5.00 pCi/L	7
New Lenox	10.17 pCi/L	6
Park Ridge	7.00 pCi/L	6
Arlington Heights	6.17 pCi/L	6
Waterloo	9.20 pCi/L	5
Palatine	7.80 pCi/L	5
Round Lake	7.80 pCi/L	5
Northbrook	6.20 pCi/L	5
Mchenry	11.00 pCi/L	4
Dekalb	8.75 pCi/L	4
Columbia	8.00 pCi/L	4
Lisle	7.25 pCi/L	4
Normal	7.25 pCi/L	4
Antioch	7.00 pCi/L	4
Elk Grove Village	7.00 pCi/L	4
Aurora	6.75 pCi/L	4
Hoffman Estates	6.75 pCi/L	4