Chestnut, IL Radon Levels

Q: What EPA Radon Zone is Chestnut in?

Chestnut is in Logan County, EPA Zone 1.

Q: How much does radon mitigation cost in Chestnut?

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

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

Chestnut, IL Radon Facts

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

County Logan County, IL

Zip Code 62518

Located in Logan County within the central Illinois prairie region, Chestnut sits in ZIP code 62518 where deep glacial moraine deposits over limestone bedrock contribute to moderate-to-high radon potential. Testing data for this area remains limited, making professional radon testing essential for homeowners to understand their specific risk levels. The region's characteristic loess and glacial drift soils can facilitate radon gas migration from underlying bedrock into home foundations.

7.53

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.53 pCi/L, based on 17 tests from 10 nearby cities. No readings have been submitted for Chestnut 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+

Chestnut, IL Radon Mitigation

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

Need Radon Mitigation or Testing in Chestnut?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Logan County Pros

1-800-299-3578 217-717-8001 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Chestnut, IL

No homeowner tests have been submitted for Chestnut 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
Williamsville	20.3 mi	1.00 pCi/L	1
Bloomington	29.7 mi	11.33 pCi/L	3
Le Roy	30.2 mi	5.00 pCi/L	1
Springfield	30.7 mi	6.50 pCi/L	2
Moweaqua	31.3 mi	7.00 pCi/L	1
Lincolns New Salem	31.6 mi	8.00 pCi/L	1
Monticello	32.9 mi	4.50 pCi/L	2
Normal	33.1 mi	7.25 pCi/L	4

Logan County Radon Profile

The bedrock and soils beneath Logan County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. User-submitted readings are still sparse within Logan County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Logan County.

Radon FAQ for Chestnut, IL

What EPA Radon Zone is Chestnut in?

Chestnut and the 62518 zip code are in Logan 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 Chestnut?

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

Radon mitigation in Chestnut 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 Chestnut?

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.