Upper Boulder Creek Cleanup

Join Boulder Flycasters and Arbor Anglers to clean up and improve habitat along Hwy 119 in Boulder Canyon on Boulder Creek. The event is free and open to all, whether a member or not. Please register and bring friends, colleagues, and family members. Appropriate footwear, hat, extra jacket, sun glasses, sunscreen and bug spray are recommended. Waders/boots are optional. Coffee, water and snacks will be provided. When: Saturday, April 18, 2026 at 3:00 PM - 6:00 PM UTC