Colorado /
Elevenmile Canyon Reservoir
Reservoir in Colorado · 3,240 acres
Elevenmile Canyon Reservoir has 3 boat ramps listed as public.
Colorado Parks and Wildlife lists Eurasian watermilfoil (found 2010) and New Zealand mudsnails (found 2012) in this water. Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.
Colorado Parks and Wildlife · checked October 18, 2026
Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2024 to 2026.
state reports compiled by U.S. EPA · checked October 18, 2026
Boating rules
- Gas motors allowed · all of Elevenmile Canyon Reservoir rule
From the boating rules map of Colorado Parks and Wildlife, read October 18, 2026. A map of rules is a guide: the regulation's text and the posted signs govern.
Launches
- North Shore Ramp #1 · Boat ramp
- North Shore Ramp #2 · Boat ramp
- Witcher's Cove Ramp · Boat ramp
Community
Where people who fish, boat and paddle Elevenmile Canyon Reservoir talk about it. Lake associations, clubs and local groups will be added as we find them.