Zeigler, IL Radon Levels

Q: What EPA Radon Zone is Zeigler in?

Zeigler is in Franklin County, EPA Zone 2.

Q: How much does radon mitigation cost in Zeigler?

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

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

Zeigler, IL Radon Facts

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

County Franklin County, IL

Zip Code 62999

Located in Franklin County within Illinois' coal belt region, Zeigler sits on Pennsylvanian-era formations where coal measures and shale create moderate radon conditions. The community's housing stock includes many older homes with full or partial basements typical of southern Illinois mining towns. Testing data for zip code 62999 remains limited, encouraging homeowners to pursue professional radon measurement.

4.83

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 4.83 pCi/L, based on 6 tests from 6 nearby cities. No readings have been submitted for Zeigler 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+

Zeigler, 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 Zeigler, IL

No homeowner tests have been submitted for Zeigler 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
Marion	13.7 mi	5.00 pCi/L	1
Murphysboro	17.8 mi	10.00 pCi/L	1
Campbell Hill	28.8 mi	1.00 pCi/L	1
Mount Vernon	29.9 mi	4.00 pCi/L	1
Kell	43.2 mi	5.00 pCi/L	1
Marissa	44.9 mi	4.00 pCi/L	1

Franklin County Radon Profile

EPA mapping assigns Franklin County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Franklin County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Franklin County home regardless of zone or a neighbor's results.

Radon FAQ for Zeigler, IL

What EPA Radon Zone is Zeigler in?

Zeigler and the 62999 zip code are in Franklin 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 Zeigler?

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

Radon mitigation in Zeigler 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 Zeigler?

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.