Colfax, WI Radon Levels

Q: What EPA Radon Zone is Colfax in?

Colfax is in Dunn County, EPA Zone 2.

Q: Why are radon readings shown from areas near Colfax?

No homeowner radon tests have been submitted for Colfax yet, so readings from the closest cities and the Dunn County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Colfax?

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

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

Colfax, WI Radon Facts

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

County Dunn County, WI

Zip Code 54730

This community in Dunn County within the Eau Claire metro area sits on glacial deposits over sandstone and shale bedrock formations typical of western Wisconsin's landscape. Testing data for the 54730 area is currently sparse, though the geological setting suggests residents should prioritize individual property assessment. The area's housing stock includes both rural farmsteads and small-town properties, where radon levels can differ considerably based on foundation characteristics and local soil conditions.

6.08

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.08 pCi/L, based on 13 tests from 10 nearby cities. No readings have been submitted for Colfax yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Colfax, 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 Colfax, WI

No homeowner tests have been submitted for Colfax 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
Bloomer	14.0 mi	4.50 pCi/L	2
Altoona	19.9 mi	6.00 pCi/L	1
Chetek	22.3 mi	5.00 pCi/L	1
Jim Falls	24.2 mi	5.00 pCi/L	1
Fall Creek	27.2 mi	8.00 pCi/L	1
Almena	31.8 mi	2.00 pCi/L	1
Weyerhaeuser	33.1 mi	11.50 pCi/L	2
Rice Lake	35.0 mi	6.50 pCi/L	2

Dunn County Radon Profile

Dunn 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. User-submitted readings are still sparse within Dunn County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. 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 Dunn County.

Radon FAQ for Colfax, WI

What EPA Radon Zone is Colfax in?

Colfax and the 54730 zip code are in Dunn 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 Colfax?

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

Radon mitigation in Colfax 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 Colfax?

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.