As of 2018, the Utah-based operator, Western Electricity Coordinating Council (WECC), accounted for the highest share of cumulative renewable energy installed capacity compared to its total generation capacity in the United States, at some 45.7 percent.
Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region*
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Share of total generation capacity
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* Independent system operators and regional transmission organizations, including:
CAISO: California Independent System Operator,
ERCOT: Electric Reliability Council of Texas,
FRCC: Florida Reliability Coordinating Council,
ISO-NE: ISO New England,
MISO: Midcontinent Independent System Operator,
NYISO: New York Independent System Operator,
PJM: PJM Interconnection,
SERC: SERC Reliability Corporation,
SPP: Southwest Power Pool,
WECC: Western Electricity Coordinating Council (WECC). WECC refers to non-CAISO WECC. Though it is reported separately, CAISO is formally part of WECC.
Includes utility-scale (greater than one megawatt) generation from hydropower, onshore and offshore wind, solar PV, concentrating solar power, biomass/municipal solid waste/landfill gas and biothermal.
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US Department of Energy. (February 1, 2020). Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region* [Graph]. In Statista. Retrieved July 22, 2024, from https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/
US Department of Energy. "Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region*." Chart. February 1, 2020. Statista. Accessed July 22, 2024. https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/
US Department of Energy. (2020). Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region*. Statista. Statista Inc.. Accessed: July 22, 2024. https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/
US Department of Energy. "Share of Cumulative Renewable Energy Installed in Total Generation Capacity in The United States as of 2018, by Iso/Rto Region*." Statista, Statista Inc., 1 Feb 2020, https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/
US Department of Energy, Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region* Statista, https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/ (last visited July 22, 2024)
Share of cumulative renewable energy installed in total generation capacity in the United States as of 2018, by ISO/RTO region* [Graph], US Department of Energy, February 1, 2020. [Online]. Available: https://www.statista.com/statistics/1115906/renewable-energy-installed-capacity-share-total-generation-us-by-operator/
