- Contact information
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For information on Lakes in Wisconsin, contact:
- DNR Lake
Division of Water
Bureau of Water Quality
- Clean Boats, Clean Waters Contacts
Lake Napowan -- Access
Location:
Lake Napowan has the following aquatic invasive species:
Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil
To Excel
| Date | Prior Waterbody | County | WBIC | Known Aquatic Invasive Species |
| 07/07/2012 | Witters Lake | Waushara County | 117400 | Banded Mystery Snail, Phragmites (non-native) |