Holcombe, WI Radon Levels

Q: What EPA Radon Zone is Holcombe in?

Holcombe is in Chippewa County, EPA Zone 2.

Q: How much does radon mitigation cost in Holcombe?

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

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

Holcombe, WI Radon Facts

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

County Chippewa County, WI

Zip Code 54745

Situated in Chippewa County within the Eau Claire Metro area, Holcombe features a mix of seasonal cabins and year-round homes built on glacial till deposits that can trap radon gas. Given the limited testing data available for this northern Wisconsin community in zip code 54745, homeowners should conduct radon testing to understand their specific exposure levels.

4.67

pCi/L area average

Above EPA Action Level

Chippewa County average: 4.67 pCi/L, based on 3 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Holcombe 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+

Holcombe, 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 Holcombe, WI

No homeowner tests have been submitted for Holcombe 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
Jim Falls	12.7 mi	5.00 pCi/L	1
Weyerhaeuser	18.8 mi	11.50 pCi/L	2
Bloomer	20.2 mi	4.50 pCi/L	2
Chetek	25.7 mi	5.00 pCi/L	1
Fall Creek	34.2 mi	8.00 pCi/L	1
Rice Lake	34.2 mi	6.50 pCi/L	2
Altoona	34.4 mi	6.00 pCi/L	1
Medford	38.7 mi	7.50 pCi/L	2

Chippewa County Radon Profile

EPA mapping assigns Chippewa 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 Chippewa County average 4.67 pCi/L across 3 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 Chippewa County home regardless of zone or a neighbor's results.

Radon FAQ for Holcombe, WI

What EPA Radon Zone is Holcombe in?

Holcombe and the 54745 zip code are in Chippewa 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 Holcombe?

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

Radon mitigation in Holcombe 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 Holcombe?

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.