Curtiss, WI Radon Levels

Q: What EPA Radon Zone is Curtiss in?

Curtiss is in Clark County, EPA Zone 2.

Q: How much does radon mitigation cost in Curtiss?

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

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

Curtiss, WI Radon Facts

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

County Clark County, WI

Zip Code 54422

Found in rural Clark County in central Wisconsin, Curtiss sits on glacial outwash deposits over sandstone bedrock that can influence radon gas movement. With limited testing data available for this 54422 community, homeowners should prioritize individual radon testing. The area's geological conditions suggest potential for variable radon levels across different properties.

7.92

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.92 pCi/L, based on 13 tests from 10 nearby cities. No readings have been submitted for Curtiss 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+

Curtiss, 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 Curtiss, WI

No homeowner tests have been submitted for Curtiss 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
Medford	14.2 mi	7.50 pCi/L	2
Stratford	22.9 mi	13.00 pCi/L	1
Marshfield	24.8 mi	13.50 pCi/L	2
Mosinee	39.5 mi	6.00 pCi/L	1
Jim Falls	40.0 mi	5.00 pCi/L	1
Fall Creek	42.6 mi	8.00 pCi/L	1
Osseo	46.4 mi	5.00 pCi/L	1
Altoona	49.2 mi	6.00 pCi/L	1

Clark County Radon Profile

EPA mapping assigns Clark County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Clark County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Clark County home regardless of zone or a neighbor's results.

Radon FAQ for Curtiss, WI

What EPA Radon Zone is Curtiss in?

Curtiss and the 54422 zip code are in Clark 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 Curtiss?

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

Radon mitigation in Curtiss 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 Curtiss?

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.