Contact information
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:

Contacted This Season (2014-2024) (Contacted:Yes=46,No=54|)

Willing to Answer Questions (2014-2024) (Willing:Yes=85|)

Boat Used Past 5 Days On Different Waterbody? (Used Past 5 Days:Yes=8,No=92|)

Feel Confident Boater Understands (2014-2024) (Understands:Strongly Agree=44,Agree=54,Disagree=2|)

Show 2012-2013 Questions | Show 2010-2011 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