Lower Granite: Snake River, WA
Owner: U.S. Army Corps of Engineers
Type: Federal
Year Started: 1975
Location: Snake River
State: Washington
Capacity: 810 MW
Lower Granite Web Page
Lower Granite Lock and Dam is a concrete gravity run-of-the-river dam on the Snake River, and bridges Whitman County and Garfield County, in the U.S. state of Washington.[4] The dam is located 22 miles (35 km) south of the town of Colfax, and 35 miles (56 km) north of Pomeroy.