Gillespie, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Gillespie in?

Gillespie is in Macoupin County, EPA Zone 2.

Q: How much does radon mitigation cost in Gillespie?

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

Macoupin County

EPA Zone 2

This Macoupin County community in the St. Louis Metro area sits atop Pennsylvanian-era coal measures and limestone deposits characteristic of central Illinois. While comprehensive radon data isn't available for ZIP 62033, the area's coal-bearing shale and underlying limestone create geological conditions that can produce moderate radon levels. Local residents should test their homes, particularly those with basements typical of the region's housing stock.

Gillespie, IL Radon Mitigation

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

Gillespie, IL Radon Testing

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

Gillespie Radon Facts

Key details about the radon risk profile for Gillespie and the 62033 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Macoupin County, IL

Zip Code

62033

Predicted Screening Level

2–4 pCi/L (Zone 2)

Gillespie and the 62033 zip code are located in Macoupin County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Gillespie, IL

What EPA Radon Zone is Gillespie in?

Gillespie and the 62033 zip code are in Macoupin County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Gillespie?

Radon mitigation in Gillespie 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 Gillespie?

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