Jamestown Reservoir
Reservoir in North Dakota · 2,426 acres · near Jamestown
Jamestown Reservoir has 8 boat ramps listed as public.
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2019 to 2021 and 2023 to 2026.
state reports compiled by U.S. EPA · checked October 18, 2026
Lake level: Jamestown Reservoir
Today's level loads here; without it, see the agency's page below.
Full pool is 1,428.0 ft (USACE, Top of Conservation).
Level from U.S. Army Corps of Engineers, Corps Water Management System (Jamestown Dam & Reservoir), about hourly; the agency's page. Levels change; check conditions at the ramp before you launch.
Depth contours in feet from North Dakota Game and Fish (fieldwork 2020); deepest point about 36 ft. Lake levels and bottoms change; not for navigation.
Launches
- Boat Club Bay · Boat ramp · near Jamestown
- Five Mile Corner Landing · Boat ramp · near Jamestown
- Jamestown Reservoir Marina Area · Boat ramp · near Jamestown
- Jamestown Reservoir Marina Area North Ramp · Boat ramp · near Jamestown
- Jamestown Reservoir Marina Area South Ramp · Boat ramp · near Jamestown
- Jamestown Reservoir West Landing · Boat ramp · near Jamestown
- Pelican Point · Boat ramp · near Jamestown
- Pelican Point · Boat ramp · near Jamestown
Community
Where people who fish, boat and paddle Jamestown Reservoir talk about it. Lake associations, clubs and local groups will be added as we find them.