Query
Grand Coulee
Type
Entity Briefing
Entity
Grand Coulee
Generated
2026-05-11T16:17:10.302Z

Briefing on Grand Coulee

Entity Briefing
Generated May 11, 2026·Data as of May 11
1
Plants
92 MW
Capacity
1
States
0
Queue Projects

Overview

  • Grand Coulee operates 1 power plant.
  • The total generating capacity across its fleet is 92 MW.
  • Operations are concentrated in 1 state: Washington.

Fleet Details

  • The entire fleet consists of 1 hydroelectric plant.
  • The Summer Falls Power Plant is the largest plant with a capacity of 92 MW.
  • The average age of the fleet is 41 years.
  • The newest plant in operation was built in 1985.

Fuel Mix

  • The fleet is entirely powered by Hydroelectric sources, accounting for 100% of its capacity.

Grand Coulee maintains a focused and mature fleet, with its sole hydroelectric plant in Washington providing 92 MW of renewable power. The age of its newest plant suggests a long-standing commitment to this energy source.

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