Oshkosh, WI Radon Mitigation and Testing

Q: What is the average radon level in Oshkosh, WI?

Based on 1 user-submitted tests, the average radon level is 19.00 pCi/L.

Q: What EPA Radon Zone is Oshkosh in?

Oshkosh is in Winnebago County, EPA Zone 2.

Q: How much does radon mitigation cost in Oshkosh?

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

Avg: 19.00 pCi/L

Winnebago County

EPA Zone 2

1 user test

Oshkosh is located in Winnebago County, Wisconsin. With 1 user-submitted readings averaging 19.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 54901 zip code.

19.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Oshkosh, WI. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Oshkosh, WI Radon Mitigation

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

Oshkosh, WI Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Oshkosh, Wisconsin Radon Levels

User-submitted radon test readings from homes in the Oshkosh area.

Radon Level	City	Home Age	Foundation	Submitted
19 pCi/L	Oshkosh, WI	21-50 Years	Full Basement	Nov 2018

Have a radon test result for Oshkosh? Submit your reading to help other homeowners.

Oshkosh Radon Facts

Key details about the radon risk profile for Oshkosh and the 54901 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Winnebago County, WI

Zip Code

54901

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

19.00 pCi/L

User Tests Submitted

Oshkosh and the 54901 zip code are located in Winnebago County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Oshkosh, WI

What is the average radon level in Oshkosh, WI?

Based on 1 user-submitted test, the average radon level in Oshkosh is 19.00 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 Oshkosh in?

Oshkosh and the 54901 zip code are in Winnebago 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.

How much does radon mitigation cost in Oshkosh?

Radon mitigation in Oshkosh 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 Oshkosh?

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.

Most Active Radon Markets in Wisconsin

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Milwaukee	10.00 pCi/L	3
Prairie Du Chien	10.00 pCi/L	2
Stevens Point	5.50 pCi/L	2
Menomonie	10.00 pCi/L	1
Delavan	6.00 pCi/L	1
Shawano	No submissions	0
Sturgeon Bay	No submissions	0