Delavan Lake
Lake in Wisconsin · 1,930 acres · near Delavan, Delavan Lake, Inlet
Delavan Lake has 2 boat ramps and 1 carry-in launch listed as public.
Zebra mussels
Zebra mussels (latest report 1999) reported in this water (USGS Nonindigenous Aquatic Species database). Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.
USGS Nonindigenous Aquatic Species database · checked October 18, 2026
Past algal blooms
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2022 and 2026.
state reports compiled by U.S. EPA · checked October 18, 2026
Launches
- Blue Gill Road End · Boat ramp · near Delavan Lake
- Delavan Lake Boat Ramp · Boat ramp · near Inlet
- Lake Delavan Carry-In · Carry-in (canoe and kayak) · near Delavan
Community
Where people who fish, boat and paddle Delavan Lake talk about it. Lake associations, clubs and local groups will be added as we find them.