Renewable energies were the leading source of electricity production in Washington state in 2021, with hydropower alone accounting for almost two thirds of the power generated. Natural gas ranked second, but by a wide margin, representing some 14.4 percent of Washington's electricity generation that year.
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NEI. (August 31, 2022). Distribution of electricity generation in Washington, United States in 2021, by source [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 17, 2026, from /statistics/1287668/washington-electricity-generation-share-by-source/
NEI. "Distribution of electricity generation in Washington, United States in 2021, by source." Chart. August 31, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 17, 2026. /statistics/1287668/washington-electricity-generation-share-by-source/
NEI. (2022). Distribution of electricity generation in Washington, United States in 2021, by source. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 17, 2026. /statistics/1287668/washington-electricity-generation-share-by-source/
NEI. "Distribution of Electricity Generation in Washington, United States in 2021, by Source." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 31 Aug 2022, /statistics/1287668/washington-electricity-generation-share-by-source/
NEI, Distribution of electricity generation in Washington, United States in 2021, by source ÌÇÐÄÆƽâ°æ, /statistics/1287668/washington-electricity-generation-share-by-source/ (last visited July 17, 2026)
Distribution of electricity generation in Washington, United States in 2021, by source [Graph], NEI, August 31, 2022. [Online]. Available: /statistics/1287668/washington-electricity-generation-share-by-source/
