Lucky Peak Dam was authorized by the Flood Control Act of 1946. The project provides flood risk management, fish and wildlife habitat, irrigation and recreation. The dam is a rolled earthfill dam about 250 feet above the streambed and 1,700 feet long at the crest.

Located just 15 minutes from Boise’s greater urban area, Lucky Peak Lake hosts about a million visits every year. It’s recreation areas offer a variety of recreation opportunities such as fishing, swimming, picnicking, boating, hiking and camping.