Lake Mills, IA Radon Mitigation and Testing
Situated in Winnebago County along the Iowa-Minnesota border, Lake Mills demonstrates the radon challenges facing north-central Iowa communities built on glacial till deposits. Local testing shows an average radon level of 6.0 pCi/L, which exceeds the EPA's 4.0 pCi/L action threshold, making mitigation systems essential for affected homes. The 50450 zip code's mix of older farmhouses and newer residential construction reflects the area's agricultural heritage and growing residential appeal.
Based on 1 user-submitted radon test for homes in Lake Mills, IA. The EPA recommends taking action at or above 4.0 pCi/L.
Lake Mills, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Lake Mills, IA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Lake Mills, Iowa Radon Levels
User-submitted radon test readings from homes in the Lake Mills area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 6 pCi/L | Lake Mills, IA | 100+ Years | Full Basement | Apr 2025 |
Have a radon test result for Lake Mills? Submit your reading to help other homeowners.
Lake Mills Radon Facts
Key details about the radon risk profile for Lake Mills and the 50450 zip code area.
Lake Mills and the 50450 zip code are located in Winnebago County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.