Mendon, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Mendon in?

Mendon is in Adams County, EPA Zone 1.

Q: How much does radon mitigation cost in Mendon?

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

Adams County

EPA Zone 1

Tucked away in Adams County along the Mississippi River valley, Mendon sits in EPA Zone 1 indicating potentially elevated radon levels. The area's alluvial soils over limestone bedrock can create variable radon conditions throughout the community. While current testing data is limited for this rural area, homeowners in zip code 62351 should consider radon testing, particularly in properties with basements or crawl spaces where radon can accumulate.

Mendon, IL Radon Mitigation

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

Mendon, IL Radon Testing

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

Mendon Radon Facts

Key details about the radon risk profile for Mendon and the 62351 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Adams County, IL

Zip Code

62351

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Mendon and the 62351 zip code are located in Adams 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 Mendon, IL

What EPA Radon Zone is Mendon in?

Mendon and the 62351 zip code are in Adams 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 Mendon?

Radon mitigation in Mendon 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 Mendon?

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