Creal Springs, IL Radon Levels

Q: What EPA Radon Zone is Creal Springs in?

Creal Springs is in Williamson County, EPA Zone 2.

Q: How much does radon mitigation cost in Creal Springs?

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

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

Creal Springs, IL Radon Facts

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

County Williamson County, IL

Zip Code 62922

Situated in Williamson County within southern Illinois's coal belt region, this community currently has no available radon testing data. The area's Pennsylvanian-era coal measures and mixed residential properties in zip code 62922 create uncertain radon conditions. Local residents should conduct professional testing given the variable geology of Illinois's coal-bearing formations.

5.00

pCi/L area average

Above EPA Action Level

Williamson County average: 5.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Creal Springs 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+

Creal Springs, 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 Creal Springs?

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

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

Radon Readings Near Creal Springs, IL

No homeowner tests have been submitted for Creal Springs 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	8.9 mi	5.00 pCi/L	1
Murphysboro	28.9 mi	10.00 pCi/L	1
Campbell Hill	45.7 mi	1.00 pCi/L	1
Mount Vernon	48.4 mi	4.00 pCi/L	1

Williamson County Radon Profile

EPA mapping assigns Williamson County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Williamson County average 5.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Williamson County home regardless of zone or a neighbor's results.

Radon FAQ for Creal Springs, IL

What EPA Radon Zone is Creal Springs in?

Creal Springs and the 62922 zip code are in Williamson 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 Creal Springs?

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

Radon mitigation in Creal Springs 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 Creal Springs?

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.