Grand Haven, MI Radon Levels
Check local Grand Haven radon levels and find certified testing and mitigation professionals to keep your home safe
Grand Haven, MI Radon Facts
Positioned along Lake Michigan's shoreline in Ottawa County, Grand Haven shows an average radon level of 4.0 pCi/L, right at the EPA action threshold. The city's sandy lake plain soils and mix of seasonal cottages and year-round homes create variable radon conditions that require individual testing to assess properly.
Based on 1 user-submitted radon test for homes in Grand Haven, MI. The EPA recommends taking action at or above 4.0 pCi/L.
Grand Haven, MI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Grand Haven, MI Radon Levels
User-submitted radon test readings from homes in the Grand Haven area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Grand Haven, MI | 0-20 Years | Full Basement |
Have a radon test result for Grand Haven? Submit your reading to help other homeowners.
Radon Readings Near Grand Haven, MI
Compare radon levels in Grand Haven with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Allendale | 14.2 mi | 5.00 pCi/L | 1 |
| Holland | 17.3 mi | 5.00 pCi/L | 1 |
| Hudsonville | 19.6 mi | 12.00 pCi/L | 1 |
| Jenison | 20.4 mi | 4.00 pCi/L | 2 |
| Wyoming | 25.9 mi | 4.00 pCi/L | 1 |
| Grant | 27.4 mi | 13.00 pCi/L | 1 |
| Montague | 28.2 mi | 3.00 pCi/L | 1 |
| Grand Rapids | 28.2 mi | 3.00 pCi/L | 1 |
Ottawa County Radon Profile
Local geology places Ottawa County in EPA Radon Zone 3, where predicted indoor radon averages fall below 2 pCi/L — though no county is risk-free. Homeowner-submitted tests from 4 cities in Ottawa County average 5.80 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 Ottawa County to test, as levels can differ between neighboring homes.