Brookfield, WI Radon Levels
Check local Brookfield radon levels and find certified testing and mitigation professionals to keep your home safe
Brookfield, WI Radon Facts
Part of the Milwaukee Metro area in Waukesha County, this Brookfield community (zip code 53005) sits over glacial deposits that can contribute to radon accumulation in residential properties. While specific local testing data remains limited, the area's geological characteristics and predominantly single-family homes with full basements warrant regular radon testing. Homeowners should establish baseline readings to ensure their indoor air quality meets EPA safety standards.
Based on 1 user-submitted radon test for homes in Brookfield, WI. The EPA recommends taking action at or above 4.0 pCi/L.
Brookfield, WI Radon Mitigation
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Brookfield, WI Radon Levels
User-submitted radon test readings from homes in the Brookfield area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 3 pCi/L | Brookfield, WI | 21-50 Years | Full Basement |
Have a radon test result for Brookfield? Submit your reading to help other homeowners.
Radon Readings Near Brookfield, WI
Compare radon levels in Brookfield with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Menomonee Falls | 6.6 mi | 6.50 pCi/L | 2 |
| Pewaukee | 7.7 mi | 10.00 pCi/L | 1 |
| Milwaukee | 7.8 mi | 10.00 pCi/L | 3 |
| Waukesha | 8.8 mi | 5.50 pCi/L | 2 |
| Franklin | 12.6 mi | 6.00 pCi/L | 1 |
| Thiensville | 13.8 mi | 5.00 pCi/L | 1 |
| Mequon | 13.9 mi | 6.00 pCi/L | 1 |
| Oak Creek | 16.4 mi | 8.33 pCi/L | 3 |
Waukesha County Radon Profile
Waukesha County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 4 cities in Waukesha County average 6.80 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Waukesha County to test, as levels can differ between neighboring homes.