Herscher, IL Radon Levels

Q: What EPA Radon Zone is Herscher in?

Herscher is in Kankakee County, EPA Zone 2.

Q: How much does radon mitigation cost in Herscher?

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

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

Herscher, IL Radon Facts

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

County Kankakee County, IL

Zip Code 60941

Located in Kankakee County, Herscher has recorded an initial radon reading of 5.0 pCi/L, exceeding the EPA action threshold of 4.0 pCi/L. This 60947 community sits in northeastern Illinois where glacial till deposits over limestone bedrock create favorable conditions for radon accumulation. Professional radon testing and mitigation consultation are strongly recommended for all residents.

8.80

pCi/L area average

Above EPA Action Level

Kankakee County average: 8.80 pCi/L, based on 5 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Herscher 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+

Herscher, 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 Herscher, IL

No homeowner tests have been submitted for Herscher 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
Ashkum	13.5 mi	19.00 pCi/L	1
Bourbonnais	13.6 mi	4.00 pCi/L	1
Bradley	13.6 mi	5.00 pCi/L	1
Dwight	17.4 mi	7.00 pCi/L	1
Manteno	18.8 mi	11.67 pCi/L	3
Manhattan	27.0 mi	8.00 pCi/L	1
Minooka	30.4 mi	11.00 pCi/L	1
Fairbury	30.7 mi	4.00 pCi/L	1

Kankakee County Radon Profile

EPA mapping assigns Kankakee 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 3 cities in Kankakee County average 8.80 pCi/L across 5 tests — 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 Kankakee County home regardless of zone or a neighbor's results.

Radon FAQ for Herscher, IL

What EPA Radon Zone is Herscher in?

Herscher and the 60941 zip code are in Kankakee 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 Herscher?

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

Radon mitigation in Herscher 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 Herscher?

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.