Coralville Lake is a multiple use project providing primary benefits in flood control and low flow augmentation, and secondary benefits in recreation, fish and wildlife management, forest management and water quality improvement. Coralville Lake has three campgrounds with 500 campsites available. A wide variety of recreational activities are available including fishing, picnic areas with group shelters, boat ramps, accessible fishing pier, river & lake fishing, hunting, mountain bike trails, hiking trails, lake swimming, sand volleyball and boating activities.