Green Bay, WI Radon Levels
Check local Green Bay radon levels and find certified testing and mitigation professionals to keep your home safe
Green Bay, WI Radon Facts
Located in Brown County in the heart of northeastern Wisconsin, Green Bay sits on glacial deposits and limestone bedrock that contribute to moderate radon potential. Testing data shows an average radon level of 4.0 pCi/L, right at the EPA action threshold, making regular testing essential for homeowners. The city's mix of mid-century and modern housing stock, predominantly featuring full basements, creates ideal conditions for radon accumulation in below-grade living spaces.
Based on 1 user-submitted radon test for homes in Green Bay, WI. The EPA recommends taking action at or above 4.0 pCi/L.
Green Bay, WI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Green Bay?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Brown County Pros
Green Bay, WI Radon Levels
User-submitted radon test readings from homes in the Green Bay area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Green Bay, WI | 21-50 Years | Partial Basement |
Have a radon test result for Green Bay? Submit your reading to help other homeowners.
Radon Readings Near Green Bay, WI
Compare radon levels in Green Bay with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Pulaski | 15.7 mi | 4.00 pCi/L | 1 |
| Algoma | 28.6 mi | 5.00 pCi/L | 1 |
| Greenville | 29.3 mi | 7.00 pCi/L | 1 |
| New Holstein | 39.3 mi | 7.00 pCi/L | 1 |
| Oshkosh | 43.3 mi | 19.00 pCi/L | 1 |
| Gresham | 44.4 mi | 9.00 pCi/L | 1 |
Brown County Radon Profile
EPA mapping assigns Brown County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Brown County average 4.00 pCi/L across 1 test — 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 Brown County home regardless of zone or a neighbor's results.