Aside from the aforementioned Layton Wave Pool, here is a provisional schedule for '09. Dates (if included) are approximate.
Mid February to Late March - Pool Practice
Late March/Early May - 4 weekends on The Green Daily - These are beginner trips an early season warmups
Mid May to Early June June - Glenwood Springs Surf Safari. A sampling of West Slope Colorado boating including the awsome Glenwood Spring Wave
Early June - Bear River Paddle Fest
From May throughout the season (until the water or the daylight runs out) there will be short local trips to the Weber River at Henefer on Tuesday evenings and most weekends.
Late May - URC Paddle Fest
Mid June - Henrys Fork
July 24, 25, and 26 - The Payette Soiree!