Visitor source for Recreation on Clark Canyon Reservoir boat rentals, jet ski, water sports, and boat tours on the water near Barrett's Diversion Dam, located on the Beaverhead River south of Dillon, Montana. Clark Canyon Reservoir is the site of Camp Fortunate, one of the more significant spots along the Lewis and Clark Trail. The Camp Fortunate Interpretive Site presents information about the Lewis and Clark campsite and about their journey.
Clark County Reservoir has 4,935 water surface acres, 4,388 land surface acres and 17 miles of shoreline, offers good fishing for rainbow and brown trout. Popular activities include water skiing, wakeboarding, wake surf, wakeskating, kneeboarding, stand up paddle boards and tubing. Concrete boat ramps, picnic areas and picnic shelters are available for use. There are 9 campgrounds, including on RV-only lot, for a total of 96 campsites. The Cattail Marsh nature trail offers wildlife watching opportunities for seasonal waterfowl.