Ephrata is a city in and the county seat of Grant County, Washington, United States. Its population was 8,477 at the 2020 census, and was estimated to be 8,718 in 2024.
Grant County Courthouse in Ephrata, pictured in 2008
Grand Coulee Dam is a concrete gravity dam on the Columbia River in the U.S. state of Washington, built to produce hydroelectric power and provide irrigation water. Constructed between 1933 and 1942,
The dam site before construction, looking south
The east-side cofferdam after the west base was complete