Chatsworth, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Chatsworth in?

Chatsworth is in Livingston County, EPA Zone 1.

Q: How much does radon mitigation cost in Chatsworth?

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

Livingston County

EPA Zone 1

Situated in Livingston County within the Champaign Metro area, Chatsworth occupies central Illinois prairie terrain where glacial deposits over limestone create potential for elevated radon levels. Testing data remains unavailable for this 60921 zip code community, though the regional geology suggests careful assessment is warranted. Many area homes feature full basements that can concentrate radon gas.

Chatsworth, IL Radon Mitigation

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

Chatsworth, IL Radon Testing

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

Chatsworth Radon Facts

Key details about the radon risk profile for Chatsworth and the 60921 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Livingston County, IL

Zip Code

60921

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Chatsworth and the 60921 zip code are located in Livingston 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 Chatsworth, IL

What EPA Radon Zone is Chatsworth in?

Chatsworth and the 60921 zip code are in Livingston 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 Chatsworth?

Radon mitigation in Chatsworth 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 Chatsworth?

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