Dunbar, WI Radon Levels

Q: What EPA Radon Zone is Dunbar in?

Dunbar is in Marinette County, EPA Zone 2.

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

No homeowner radon tests have been submitted for Dunbar yet, so readings from the closest cities and the Marinette 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 Dunbar?

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

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

Dunbar, WI Radon Facts

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

County Marinette County, WI

Zip Code 54119

Northern Wisconsin's Dunbar community in Marinette County lies within EPA Zone 2, reflecting moderate radon potential from the area's glacial soils. While testing data for zip code 54119 is currently sparse, the region's forested setting and mixed housing types create varied conditions for radon accumulation. Individual property testing is recommended for accurate assessment.

15.00

pCi/L area average

Above EPA Action Level

Marinette County average: 15.00 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Dunbar 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+

Dunbar, 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 Dunbar, WI

No homeowner tests have been submitted for Dunbar 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
Athelstane	12.7 mi	20.00 pCi/L	1
Armstrong Creek	19.2 mi	9.00 pCi/L	1
Florence	21.7 mi	6.00 pCi/L	1
Crivitz	23.5 mi	10.00 pCi/L	1
Townsend	31.4 mi	6.00 pCi/L	1
Mountain	32.6 mi	16.00 pCi/L	1
Crandon	39.1 mi	5.00 pCi/L	1
Pearson	47.0 mi	7.00 pCi/L	1

Marinette County Radon Profile

Marinette 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 2 cities in Marinette County average 15.00 pCi/L across 2 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 Marinette County.

Radon FAQ for Dunbar, WI

What EPA Radon Zone is Dunbar in?

Dunbar and the 54119 zip code are in Marinette 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 Dunbar?

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

Radon mitigation in Dunbar 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 Dunbar?

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.