Baldwin, WI Radon Levels

Q: What EPA Radon Zone is Baldwin in?

Baldwin is in St Croix County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Baldwin?

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

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

Baldwin, WI Radon Facts

EPA Radon Zone Unknown Unknown

County St Croix County, WI

Zip Code 54002

Situated in western Wisconsin's St Croix County within the Minneapolis-St. Paul Metro area, Baldwin sits on glacial deposits that can contribute to elevated radon levels. Testing data remains limited for the 54002 area, making professional radon assessment particularly important given Wisconsin's generally high radon potential.

4.00

pCi/L area average

Above EPA Action Level

St Croix County average: 4.00 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Baldwin 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+

Baldwin, 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 Baldwin, WI

No homeowner tests have been submitted for Baldwin 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
River Falls	15.1 mi	7.00 pCi/L	2
Ellsworth	17.4 mi	5.00 pCi/L	1
Somerset	19.5 mi	4.00 pCi/L	1
Houlton	20.3 mi	4.00 pCi/L	1
Amery	26.5 mi	3.00 pCi/L	1
Osceola	29.4 mi	5.00 pCi/L	1
Almena	36.0 mi	2.00 pCi/L	1
Saint Croix Falls	39.4 mi	7.00 pCi/L	1

St Croix County Radon Profile

St Croix County lacks a firm EPA zone classification, and the EPA recommends testing every home regardless of regional radon predictions. Homeowner-submitted tests from 2 cities in St Croix County average 4.00 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every St Croix County home regardless of zone or a neighbor's results.

Radon FAQ for Baldwin, WI

What EPA Radon Zone is Baldwin in?

Baldwin and the 54002 zip code are in St Croix County, which has an EPA assigned Radon Zone of Unknown. A zone of Unknown does not have sufficient data for classification.

Why are radon readings shown from areas near Baldwin?

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

Radon mitigation in Baldwin 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 Baldwin?

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.