Greenville, WI Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Greenville in?

Greenville is in Outagamie County, EPA Zone 2.

Q: How much does radon mitigation cost in Greenville?

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

Avg: 7.00 pCi/L

Outagamie County

EPA Zone 2

1 user test

Located in Outagamie County within the Fox River Valley region, Greenville sits on glacial deposits over Paleozoic bedrock that contribute to significant radon potential. Current testing data reveals an average radon level of 7.0 pCi/L, substantially exceeding the EPA action threshold. The area's predominantly single-family homes with full basements, typical of Wisconsin construction, create ideal conditions for radon accumulation in the 54942 zip code.

7.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Greenville, WI Radon Mitigation

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

Greenville, WI Radon Testing

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

Greenville, Wisconsin Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Greenville, WI	21-50 Years	Partial Basement	Apr 2019

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

Greenville Radon Facts

Key details about the radon risk profile for Greenville and the 54942 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Outagamie County, WI

Zip Code

54942

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Greenville and the 54942 zip code are located in Outagamie 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 Greenville, WI

What is the average radon level in Greenville, WI?

Based on 1 user-submitted test, the average radon level in Greenville is 7.00 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 Greenville in?

Greenville and the 54942 zip code are in Outagamie 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 Greenville?

Radon mitigation in Greenville 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 Greenville?

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