New Haven, IL Radon Levels

Q: What EPA Radon Zone is New Haven in?

New Haven is in Gallatin County, EPA Zone 2.

Q: How much does radon mitigation cost in New Haven?

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

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

New Haven, IL Radon Facts

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

County Gallatin County, IL

Zip Code 62867

Located in Gallatin County in southern Illinois near the Shawnee National Forest region, New Haven sits in EPA Zone 2 for moderate radon potential. Testing data for the 62867 zip code area is currently limited, making professional assessment important for homeowners. The region's mix of sandstone and shale formations typically produces lower radon levels than northern Illinois, though individual properties can still show elevated readings.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 3 tests from 2 nearby cities. No readings have been submitted for New Haven 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+

New Haven, 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 New Haven, IL

No homeowner tests have been submitted for New Haven 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 Carmel	40.0 mi	5.00 pCi/L	2
Marion	45.3 mi	5.00 pCi/L	1

Gallatin County Radon Profile

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

Radon FAQ for New Haven, IL

What EPA Radon Zone is New Haven in?

New Haven and the 62867 zip code are in Gallatin 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 New Haven?

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

Radon mitigation in New Haven 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 New Haven?

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.