South Range, WI Radon Levels

Q: What EPA Radon Zone is South Range in?

South Range is in Douglas County, EPA Zone 2.

Q: How much does radon mitigation cost in South Range?

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

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

South Range, WI Radon Facts

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

County Douglas County, WI

Zip Code 54874

Situated in Douglas County within the Duluth Metro area, South Range occupies forested terrain where glacial lake deposits meet ancient igneous bedrock of the Canadian Shield. While specific radon data for the 54874 zip code is not currently available, the region's geological characteristics warrant careful attention to indoor air quality. Homes built on the area's clay soils and bedrock formations should be tested for radon, particularly those with basements or crawl spaces.

6.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.00 pCi/L, based on 4 tests from 3 nearby cities. No readings have been submitted for South Range 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+

South Range, 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 South Range, WI

No homeowner tests have been submitted for South Range 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
Minong	32.3 mi	5.00 pCi/L	1
Drummond	35.7 mi	7.00 pCi/L	1
Spooner	49.6 mi	6.00 pCi/L	2

Douglas County Radon Profile

The soils and bedrock of Douglas County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Few homeowner tests have been logged inside Douglas County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Douglas County to test, as levels can differ between neighboring homes.

Radon FAQ for South Range, WI

What EPA Radon Zone is South Range in?

South Range and the 54874 zip code are in Douglas 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 South Range?

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

Radon mitigation in South Range 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 South Range?

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.