Prairie Du Chien, WI Radon Levels

Q: What is the average radon level in Prairie Du Chien, WI?

Based on 2 user-submitted tests, the average radon level is 10.00 pCi/L.

Q: What EPA Radon Zone is Prairie Du Chien in?

Prairie Du Chien is in Crawford County, EPA Zone 1.

Q: How much does radon mitigation cost in Prairie Du Chien?

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

Check local Prairie Du Chien radon levels and find certified testing and mitigation professionals to keep your home safe

Prairie Du Chien, WI Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Crawford County, WI

Zip Code 53821

Avg. User Level 10.00 pCi/L

User Tests 2

Nestled along the Mississippi River in Crawford County, Prairie Du Chien has recorded an average radon level of 10.0 pCi/L based on local testing. This reading significantly exceeds the EPA action level of 4.0 pCi/L, reflecting the high radon potential common throughout Wisconsin's driftless region where limestone bedrock and river valley geology create elevated risk conditions.

10.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Prairie Du Chien, WI. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Prairie Du Chien, WI Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Prairie Du Chien, Wisconsin Radon Levels

User-submitted radon test readings from homes in the Prairie Du Chien area.

Radon Level	City	Home Age	Foundation	Submitted
8 pCi/L	Prairie Du Chien, WI	51-99 Years	Full Basement	Jan 2020
12 pCi/L	Prairie Du Chien, WI	21-50 Years	Full Basement	Jan 2018

Have a radon test result for Prairie Du Chien? Submit your reading to help other homeowners.

Crawford County Radon Profile

The bedrock and soils beneath Crawford County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 1 city in Crawford County average 10.00 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 Crawford County.

Radon FAQ for Prairie Du Chien, WI

What is the average radon level in Prairie Du Chien, WI?

Based on 2 user-submitted tests, the average radon level in Prairie Du Chien is 10.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Prairie Du Chien in?

Prairie Du Chien and the 53821 zip code are in Crawford County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Prairie Du Chien?

Radon mitigation in Prairie Du Chien 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 Prairie Du Chien?

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.