- 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
Delavan Lake -- Access Off State Hwy 50
Location:
Boat Used Past 5 Days On Different Waterbody? (2019-2025)
Prevention Steps (2010-2011)
Would You Use A Wash Station? (2010-2011)
Ways to Reach (2010-2011)
Plants Present? (2010-2011)
Violation Types (2010-2011)
Show 2015-2017 Questions
Delavan Lake has the following aquatic invasive species:
Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Ornamental water lilies (non-native Nymphaea sp.), Pennywort, Phragmites (non-native), Purple Loosestrife, Zebra Mussel