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West York, IL Radon Levels

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


West York, IL Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Clark County, IL
Zip Code 62478

Found in Clark County in east-central Illinois, West York sits in an area where glacial deposits over Pennsylvanian-age bedrock create moderate radon potential typical of the region. Local housing includes rural properties and small-town homes, many with basement foundations that can allow radon accumulation. Since testing data for zip code 62478 is currently limited, homeowners should conduct individual radon testing to assess their specific exposure risk.

9.23
pCi/L area average
Above EPA Action Level

Nearby homeowner readings average 9.23 pCi/L, based on 13 tests from 6 nearby cities. No readings have been submitted for West York yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

West York, 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 West York, IL

No homeowner tests have been submitted for West York 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.

CityDistanceAvg User LevelReadings
Palestine 14.2 mi 18.50 pCi/L 2
Paris 29.0 mi 9.67 pCi/L 3
Charleston 32.0 mi 8.00 pCi/L 1
Bridgeport 33.8 mi 5.00 pCi/L 1
Mattoon 40.6 mi 9.33 pCi/L 3
Effingham 45.7 mi 4.33 pCi/L 3

Clark County Radon Profile

Clark County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. User-submitted readings are still sparse within Clark 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 Clark County.

Radon FAQ for West York, IL

What EPA Radon Zone is West York in?
West York and the 62478 zip code are in Clark 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 West York?
No homeowner radon tests have been submitted for West York yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Clark County average—are the best available indicator of local conditions until West York 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 West York?
Radon mitigation in West York 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 York?
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.