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Quick Facts

  • The Grand Coulee Dam on Washington's Columbia River is the largest hydroelectric power producer in the United States, with a total generating capacity of 6,809 megawatts.
  • In 2015, Washington was the leading producer of electricity from hydroelectric sources and accounted for 30% of the nation's utility-scale net hydroelectricity generation.
  • Although not a crude oil producing state, Washington ranked fifth in the nation in crude oil refining capacity as of January 2016.
  • Washington ranked ninth in the nation in net generation of electricity from wind energy in 2015.
  • In 2015, Washington had the lowest average residential retail electricity prices in the nation and the lowest average combined retail electricity price across all sectors.

Last Updated: November 17, 2016

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