Cedar Grove, WI Radon Levels

Q: What EPA Radon Zone is Cedar Grove in?

Cedar Grove is in Sheboygan County, EPA Zone 2.

Q: How much does radon mitigation cost in Cedar Grove?

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

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

Cedar Grove, WI Radon Facts

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

County Sheboygan County, WI

Zip Code 53013

This Sheboygan County community within the Milwaukee metro area lacks current radon testing data for zip code 53013, highlighting the need for homeowner-initiated testing. Wisconsin's glacial geology and limestone bedrock throughout the region can produce significant radon accumulation in enclosed spaces. Given the state's generally high radon potential, residents should prioritize testing regardless of home age or foundation type.

5.50

pCi/L area average

Above EPA Action Level

Sheboygan County average: 5.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Cedar Grove 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+

Cedar Grove, 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 Cedar Grove, WI

No homeowner tests have been submitted for Cedar Grove yet, so the closest user-submitted readings from neighboring communities are shown below. Radon varies by home — testing is the only way to know your level.

Radon Level	City	Distance	Home Age	Foundation	Submitted
6 pCi/L	Plymouth, WI	14.1 mi	21-50 Years	Full Basement	Nov 2017
5 pCi/L	Sheboygan, WI	14.9 mi	21-50 Years	Partial Basement	Mar 2020
8 pCi/L	Kewaskum, WI	18.0 mi	21-50 Years	Full Basement	Jul 2017
17 pCi/L	Grafton, WI	18.3 mi	21-50 Years	Full Basement	Oct 2016
6 pCi/L	Cedarburg, WI	20.5 mi	21-50 Years	Full Basement	Sep 2020
6 pCi/L	Mequon, WI	24.2 mi	0-20 Years	Full Basement	Mar 2019
5 pCi/L	Thiensville, WI	24.5 mi	21-50 Years	Full Basement	Sep 2020
20 pCi/L	Slinger, WI	27.8 mi	21-50 Years	Full Basement	Sep 2016

Readings are drawn from the nearest cities with submitted data. Have a result for Cedar Grove? Submit your reading to help your neighbors.

Sheboygan County Radon Profile

EPA mapping assigns Sheboygan 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 2 cities in Sheboygan County average 5.50 pCi/L across 2 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 Sheboygan County home regardless of zone or a neighbor's results.

Radon FAQ for Cedar Grove, WI

What EPA Radon Zone is Cedar Grove in?

Cedar Grove and the 53013 zip code are in Sheboygan 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 Cedar Grove?

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

Radon mitigation in Cedar Grove 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 Cedar Grove?

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.

Radon Levels Near Cedar Grove, WI

User-submitted radon levels from the cities closest to Cedar Grove with recorded test data. Explore nearby communities to compare local readings.

City	Distance	Avg User Level	Submissions
Plymouth	14.1 mi	6.00 pCi/L	1
Sheboygan	14.9 mi	5.00 pCi/L	1
Kewaskum	18.0 mi	8.00 pCi/L	1
Grafton	18.3 mi	17.00 pCi/L	1
West Bend	20.1 mi	8.00 pCi/L	1
Cedarburg	20.5 mi	6.00 pCi/L	1
Mequon	24.2 mi	6.00 pCi/L	1
Thiensville	24.5 mi	5.00 pCi/L	1