Stonefort, IL Radon Levels

Q: What EPA Radon Zone is Stonefort in?

Stonefort is in Saline County, EPA Zone 2.

Q: How much does radon mitigation cost in Stonefort?

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

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

Stonefort, IL Radon Facts

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

County Saline County, IL

Zip Code 62987

Deep in southern Illinois's Saline County, Stonefort sits in the Shawnee Hills region where radon testing data remains limited. The area's coal-bearing geology and mix of older rural housing in zip code 62987 create conditions that can influence indoor radon levels variably. Residents should prioritize professional radon testing to understand their individual property's air quality status.

6.33

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.33 pCi/L, based on 3 tests from 3 nearby cities. No readings have been submitted for Stonefort 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+

Stonefort, 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 Stonefort, IL

No homeowner tests have been submitted for Stonefort 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	17.7 mi	5.00 pCi/L	1
Murphysboro	39.7 mi	10.00 pCi/L	1
Mount Vernon	49.1 mi	4.00 pCi/L	1

Saline County Radon Profile

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

Radon FAQ for Stonefort, IL

What EPA Radon Zone is Stonefort in?

Stonefort and the 62987 zip code are in Saline 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 Stonefort?

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

Radon mitigation in Stonefort 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 Stonefort?

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.