Washburn, WI Radon Levels

Q: What EPA Radon Zone is Washburn in?

Washburn is in Bayfield County, EPA Zone 2.

Q: How much does radon mitigation cost in Washburn?

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

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

Washburn, WI Radon Facts

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

County Bayfield County, WI

Zip Code 54891

Found in Bayfield County along Lake Superior's southern shore, Washburn's homes are built on glacial lake deposits and sandstone formations characteristic of northern Wisconsin. Available radon data for zip code 54891 is currently limited, emphasizing the need for individual property testing. The area's mix of historic lakeshore homes and seasonal cabins creates varied foundation types that can influence radon accumulation patterns.

7.00

pCi/L area average

Above EPA Action Level

Bayfield County average: 7.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Washburn 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+

Washburn, 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 Washburn, WI

No homeowner tests have been submitted for Washburn 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
Ashland	11.7 mi	6.00 pCi/L	1
Drummond	31.1 mi	7.00 pCi/L	1
Clam Lake	35.7 mi	11.00 pCi/L	1

Bayfield County Radon Profile

Bayfield County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 1 city in Bayfield County average 7.00 pCi/L across 1 test — 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 Bayfield County.

Radon FAQ for Washburn, WI

What EPA Radon Zone is Washburn in?

Washburn and the 54891 zip code are in Bayfield 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 Washburn?

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

Radon mitigation in Washburn 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 Washburn?

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.