Type of Recreation: Day-Use, Boating and Primitive Camping State: Washington County: Columbia Administering Office: Lower Granite Natural Resources Office Location: Lake West, Snake River Mile 66, South River Bank Acreage: 113 Acres Pets must be kept on a leash. Horses and hunting are prohibited. No wood fires allowed from June 10 through October 10. Charcoal and propane fires are acceptable. The Park Ranger can be reached at 509-399-2233 ext. 262. Dam crossing is on a limited basis. Please call 1-888-DAMINFO (1-888-326-4636) for the most up-to-date Dam Crossing Information. Year round, with no specific hours of operation.