Kirkwood, IL Radon Levels

Q: What EPA Radon Zone is Kirkwood in?

Kirkwood is in Warren County, EPA Zone 1.

Q: How much does radon mitigation cost in Kirkwood?

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

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

Kirkwood, IL Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Warren County, IL

Zip Code 61447

Nestled in Warren County in western Illinois, Kirkwood sits within EPA Zone 1 where glacial till over limestone bedrock frequently produces elevated radon readings. Current testing data for this rural community remains limited, making individual home testing crucial for residents. The area's geological characteristics and predominantly older housing stock make radon measurement a wise health precaution.

8.00

pCi/L area average

Above EPA Action Level

Warren County average: 8.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Kirkwood itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Kirkwood, 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 Kirkwood, IL

No homeowner tests have been submitted for Kirkwood 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
Monmouth	6.2 mi	8.00 pCi/L	1
Stronghurst	12.2 mi	13.00 pCi/L	2
Knoxville	24.2 mi	8.00 pCi/L	1
New Windsor	27.5 mi	6.00 pCi/L	1
Dallas City	28.3 mi	9.00 pCi/L	1
Cuba	38.8 mi	6.00 pCi/L	1
Orion	39.3 mi	4.00 pCi/L	1
Coal Valley	42.1 mi	12.00 pCi/L	1

Warren County Radon Profile

Warren County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 1 city in Warren County average 8.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Warren County to test, as levels can differ between neighboring homes.

Radon FAQ for Kirkwood, IL

What EPA Radon Zone is Kirkwood in?

Kirkwood and the 61447 zip code are in Warren 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.

Why are radon readings shown from areas near Kirkwood?

No homeowner radon tests have been submitted for Kirkwood yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Warren County average—are the best available indicator of local conditions until Kirkwood 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 Kirkwood?

Radon mitigation in Kirkwood 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 Kirkwood?

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.