Whitewater, WI Radon Levels

Q: What EPA Radon Zone is Whitewater in?

Whitewater is in Walworth County, EPA Zone 1.

Q: How much does radon mitigation cost in Whitewater?

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

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

Whitewater, WI Radon Facts

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

County Walworth County, WI

Zip Code 53190

Whitewater in Walworth County sits in Wisconsin's glaciated terrain, where Paleozoic limestone bedrock beneath glacial deposits creates high radon potential throughout the region. Testing data for this college community remains limited, though EPA Zone 1 classification indicates significant risk exists. The area's mix of historic homes and student housing, many with basement foundations, requires careful radon assessment.

6.71

pCi/L area average

Above EPA Action Level

Walworth County average: 6.71 pCi/L, based on 7 user-submitted tests across 6 cities in the county. No homeowner readings have been submitted for Whitewater 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+

Whitewater, WI 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 Whitewater, WI

No homeowner tests have been submitted for Whitewater 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
Milton	11.2 mi	11.50 pCi/L	2
Elkhorn	13.3 mi	5.00 pCi/L	1
Delavan	15.3 mi	6.00 pCi/L	1
Williams Bay	20.1 mi	12.00 pCi/L	1
Fontana	21.6 mi	4.50 pCi/L	2
Lake Geneva	22.0 mi	5.00 pCi/L	1
Burlington	26.2 mi	7.00 pCi/L	1
Waukesha	26.7 mi	5.50 pCi/L	2

Walworth County Radon Profile

The bedrock and soils beneath Walworth 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 6 cities in Walworth County average 6.71 pCi/L across 7 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 Walworth County.

Radon FAQ for Whitewater, WI

What EPA Radon Zone is Whitewater in?

Whitewater and the 53190 zip code are in Walworth 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 Whitewater?

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

Radon mitigation in Whitewater 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 Whitewater?

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.