- Lake Roosevelt was formed in 1941 by the completion of the Grand Coulee Dam. This 130-mile long lake was created as part of the Columbia River Basin project. Named for President Franklin D. Roosevelt, the lake is now the largest recreation feature in the Lake Roosevelt National Recreation Area. The recreation area encompasses 100,390.31 acres of federal lands.
Copyright: - US National Park Service
Lake Roosevelt National Recreation Area
Recreation - This man-made recreation area provides opportunities for boating, fishing, swimming, water skiing, camping, hiking and touring Fort Spokane and the Dam. A good place to begin your visit or verify what you've been enjoying is to visit the Grand Coulee Dam Visitor Center. The site is open daily during the summer and intermittently throughout the year.
Camping facilities are available at Kettle Falls, Evans, Fort Spokane, Spring Canyon, Keller Ferry, Hunters, Marcus Island, Gifford and Porcupine Bay. Other visitor facilities include picnic areas, boat ramps, boat and trailer dump stations, drinking water, bathhouse and ferry service.
Climate - Lake Roosevelt lies in the Columbia Basin, an area known for its arid climate with sunny days prevailing throughout the year. This area lies in the rain shadow of the western mountains, thus receiving less than 10 inches of rain per year on average. During the warmer months the temperatures range from 75 to 100 degrees F. At this time the cool waters of Lake Roosevelt provide relief and recreation for many visitors and locals alike. Nighttime temperatures drop to 50 to 60 degrees F during the summer. Fall and spring are provide plenty of sunshine and cooler temperatures, making layered clothing a necessity. Winter can be bitter in this area with cold winds sweeping across the flat terrain.
Lake Roosevelt is located along the Columbia River in northeastern Washington. The southern terminus of the lake is Grand Coulee, Washington, and the northern terminus of the lake is north of Evans, Washington. The lake extends 130 miles.