Apple River, IL Radon Levels

Q: What EPA Radon Zone is Apple River in?

Apple River is in Jo Daviess County, EPA Zone 1.

Q: How much does radon mitigation cost in Apple River?

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

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

Apple River, IL Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Jo Daviess County, IL

Zip Code 61001

Located in northwestern Illinois's Jo Daviess County, Apple River sits in EPA Zone 1 where glacial deposits over dolomite bedrock create high radon potential throughout the region. Testing data is currently unavailable for zip code 61001, highlighting the critical need for homeowner-initiated radon testing in this rural community. The area's older farmstead properties and limestone-rich geology typical of northwest Illinois make radon mitigation planning essential for residents.

5.50

pCi/L area average

Above EPA Action Level

Jo Daviess County average: 5.50 pCi/L, based on 4 user-submitted tests across 4 cities in the county. No homeowner readings have been submitted for Apple River 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+

Apple River, 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 Apple River, IL

No homeowner tests have been submitted for Apple River 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
Galena	15.7 mi	1.00 pCi/L	1
Hanover	17.0 mi	5.00 pCi/L	1
Orangeville	24.2 mi	14.00 pCi/L	1
East Dubuque	24.7 mi	8.00 pCi/L	2
Freeport	27.5 mi	3.67 pCi/L	3
Lanark	30.2 mi	12.00 pCi/L	3
Davis	36.4 mi	8.00 pCi/L	1
Pecatonica	41.1 mi	11.00 pCi/L	1

Jo Daviess County Radon Profile

The bedrock and soils beneath Jo Daviess County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 4 cities in Jo Daviess County average 5.50 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Jo Daviess County.

Radon FAQ for Apple River, IL

What EPA Radon Zone is Apple River in?

Apple River and the 61001 zip code are in Jo Daviess County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Apple River?

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

Radon mitigation in Apple River 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 Apple River?

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.