September 7, 2025
2025 Open Water Events in Colorado
- Mountain Swim Series
- Solstice Swim, Union Reservoir, Longmont, CO July 22, 2025
- Carter Lake Crossing, Loveland, CO, July 29, 2025
- Willow Creek Reservoir, Granby, CO, August 2, 2025
- The Castle, Wellington Lake, Conifer, CO, August 23, 2025
- Wellington SwimRun Challenge, Wellington Lake, Conifer, CO, August 24, 2025
- Swim Across America, Chatfield Reservoir, August 23, 2025