West Salem, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is West Salem in?

West Salem is in Edwards County, EPA Zone 2.

Q: How much does radon mitigation cost in West Salem?

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

Edwards County

EPA Zone 2

Found in rural Edwards County in southeastern Illinois, West Salem sits atop Pennsylvanian-era sedimentary rocks that create moderate radon potential across this agricultural region. While specific testing data for this small community is currently unavailable, Illinois' coal-bearing geology often produces readings that approach or exceed EPA guidelines. Homeowners in this area should prioritize radon testing, especially those with full basements or crawl spaces where gas accumulation poses the greatest health concern.

West Salem, IL Radon Mitigation

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

West Salem, IL Radon Testing

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

West Salem Radon Facts

Key details about the radon risk profile for West Salem and the 62476 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Edwards County, IL

Zip Code

62476

Predicted Screening Level

2–4 pCi/L (Zone 2)

West Salem and the 62476 zip code are located in Edwards 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 West Salem, IL

What EPA Radon Zone is West Salem in?

West Salem and the 62476 zip code are in Edwards 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 West Salem?

Radon mitigation in West Salem 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 West Salem?

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