Marshfield, WI Radon Levels
Check local Marshfield radon levels and find certified testing and mitigation professionals to keep your home safe
Marshfield, WI Radon Facts
Central Wisconsin's Wood County community shows extremely elevated radon levels, with an average of 13.5 pCi/L far exceeding the EPA's 4.0 pCi/L action threshold. Individual readings in the 54449 area have ranged from 7.0 to 20.0 pCi/L, reflecting the region's sandy soils over crystalline bedrock that create ideal conditions for radon accumulation. Given these dangerous levels, all residents should immediately test their homes and install professional mitigation systems if needed.
Based on 2 user-submitted radon tests for homes in Marshfield, WI. The EPA recommends taking action at or above 4.0 pCi/L.
Marshfield, WI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Marshfield, WI Radon Levels
User-submitted radon test readings from homes in the Marshfield area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 7 pCi/L | Marshfield, WI | 0-20 Years | Full Basement |
| 20 pCi/L | Marshfield, WI | 21-50 Years | Full Basement |
Have a radon test result for Marshfield? Submit your reading to help other homeowners.
Radon Readings Near Marshfield, WI
Compare radon levels in Marshfield with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Stratford | 10.7 mi | 13.00 pCi/L | 1 |
| Wisconsin Rapids | 24.7 mi | 4.50 pCi/L | 2 |
| Mosinee | 26.1 mi | 6.00 pCi/L | 1 |
| Nekoosa | 30.0 mi | 6.00 pCi/L | 1 |
| Stevens Point | 32.6 mi | 6.00 pCi/L | 3 |
| Medford | 34.9 mi | 7.50 pCi/L | 2 |
| Black River Falls | 40.9 mi | 9.00 pCi/L | 1 |
| Necedah | 43.7 mi | 7.50 pCi/L | 2 |
Wood County Radon Profile
The bedrock and soils beneath Wood County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 2 cities in Wood County average 9.00 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Wood County.