Chestnut, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Chestnut in?

Chestnut is in Logan County, EPA Zone 1.

Q: How much does radon mitigation cost in Chestnut?

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

Logan County

EPA Zone 1

Located in Logan County within the central Illinois prairie region, Chestnut sits in ZIP code 62518 where deep glacial moraine deposits over limestone bedrock contribute to moderate-to-high radon potential. Testing data for this area remains limited, making professional radon testing essential for homeowners to understand their specific risk levels. The region's characteristic loess and glacial drift soils can facilitate radon gas migration from underlying bedrock into home foundations.

Chestnut, IL Radon Mitigation

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

Chestnut, IL Radon Testing

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

Chestnut Radon Facts

Key details about the radon risk profile for Chestnut and the 62518 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Logan County, IL

Zip Code

62518

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Chestnut and the 62518 zip code are located in Logan 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 Chestnut, IL

What EPA Radon Zone is Chestnut in?

Chestnut and the 62518 zip code are in Logan 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 Chestnut?

Radon mitigation in Chestnut 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 Chestnut?

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