Fairfield, IL Radon Levels

Q: What EPA Radon Zone is Fairfield in?

Fairfield is in Wayne County, EPA Zone 2.

Q: How much does radon mitigation cost in Fairfield?

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

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

Fairfield, IL Radon Facts

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

County Wayne County, IL

Zip Code 62837

This Wayne County community in southeastern Illinois sits in zip code 62837, where Pennsylvanian-era shale and coal measures create moderate radon potential. While comprehensive testing data isn't available for this area, Illinois geology can produce variable radon conditions that require individual home assessment. The region's mix of older farmhouses and newer homes may show different radon accumulation patterns.

4.80

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 4.80 pCi/L, based on 5 tests from 4 nearby cities. No readings have been submitted for Fairfield 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+

Fairfield, 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 Fairfield?

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

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

Radon Readings Near Fairfield, IL

No homeowner tests have been submitted for Fairfield 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
Mount Vernon	30.2 mi	4.00 pCi/L	1
Mount Carmel	30.9 mi	5.00 pCi/L	2
Kell	31.4 mi	5.00 pCi/L	1
Bridgeport	39.3 mi	5.00 pCi/L	1

Wayne County Radon Profile

The soils and bedrock of Wayne 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 Wayne 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 Wayne County to test, as levels can differ between neighboring homes.

Radon FAQ for Fairfield, IL

What EPA Radon Zone is Fairfield in?

Fairfield and the 62837 zip code are in Wayne 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 Fairfield?

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

Radon mitigation in Fairfield 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 Fairfield?

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.