Grand Chain, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Grand Chain in?

Grand Chain is in Pulaski County, EPA Zone 3.

Q: How much does radon mitigation cost in Grand Chain?

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

Pulaski County

EPA Zone 3

Positioned in Pulaski County in southern Illinois, Grand Chain sits on Mississippi River floodplain deposits that influence local radon conditions. Testing data remains limited for zip code 62941, making individual home testing valuable for residents assessing their radon exposure.

Grand Chain, IL Radon Mitigation

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

Grand Chain, IL Radon Testing

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

Grand Chain Radon Facts

Key details about the radon risk profile for Grand Chain and the 62941 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Pulaski County, IL

Zip Code

62941

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Grand Chain and the 62941 zip code are located in Pulaski County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Grand Chain, IL

What EPA Radon Zone is Grand Chain in?

Grand Chain and the 62941 zip code are in Pulaski County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Grand Chain?

Radon mitigation in Grand Chain 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 Grand Chain?

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