Coffeen, IL Radon Levels

Q: What EPA Radon Zone is Coffeen in?

Coffeen is in Montgomery County, EPA Zone 2.

Q: How much does radon mitigation cost in Coffeen?

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

Check local Coffeen radon levels and find certified testing and mitigation professionals to keep your home safe

Coffeen, IL Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Montgomery County, IL

Zip Code 62017

Situated in the agricultural heartland of Montgomery County, Coffeen (62017) lies within the St. Louis Metro region where prairie soils over limestone bedrock create moderate radon potential. Testing data for this central Illinois community is currently limited, though the area's geological composition and prevalence of homes with full basements warrant professional radon testing. The region's mix of historic farmhouses and mid-century construction provides various foundation types that can influence individual radon accumulation patterns.

5.82

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.82 pCi/L, based on 11 tests from 10 nearby cities. No readings have been submitted for Coffeen yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Coffeen, IL Radon Mitigation

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

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Radon Readings Near Coffeen, IL

No homeowner tests have been submitted for Coffeen yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Staunton	21.7 mi	8.00 pCi/L	1
Highland	27.3 mi	6.00 pCi/L	1
Carlinville	28.7 mi	9.00 pCi/L	1
Taylorville	32.1 mi	2.00 pCi/L	1
Carlyle	33.5 mi	13.00 pCi/L	1
Troy	36.0 mi	4.00 pCi/L	1
Divernon	36.0 mi	7.00 pCi/L	1
Glen Carbon	38.5 mi	2.50 pCi/L	2

Montgomery County Radon Profile

The soils and bedrock of Montgomery County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Few homeowner tests have been logged inside Montgomery County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Montgomery County to test, as levels can differ between neighboring homes.

Radon FAQ for Coffeen, IL

What EPA Radon Zone is Coffeen in?

Coffeen and the 62017 zip code are in Montgomery 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.

Why are radon readings shown from areas near Coffeen?

No homeowner radon tests have been submitted for Coffeen yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Montgomery County average—are the best available indicator of local conditions until Coffeen homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Coffeen?

Radon mitigation in Coffeen 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 Coffeen?

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.