* Figures were estimated by the source using a three-step approach model to compare the economics of gas facilities and clean energy, by comparing services from both industries.
Clean energy portfolios refer to optimized combinations of wind, solar, and storage and demand-side management.
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U.S. nameplate capacity of clean energy portfolio technologies 2019
As of 2019, the clean energy portfolio in the United States had a higher nameplate capacity for combined cycle generation technologies than in combustion turbines, amounting to over *** gigawatts in total, of which solar energy held around **** gigawatts.
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Rocky Mountain Institute. (September 9, 2019). Nameplate capacity of the clean energy portfolio projects in the United States as of 2019, by technology* (in gigawatts) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 23, 2026, from /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/
Rocky Mountain Institute. "Nameplate capacity of the clean energy portfolio projects in the United States as of 2019, by technology* (in gigawatts)." Chart. September 9, 2019. ÌÇÐÄÆÆ½â°æ. Accessed July 23, 2026. /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/
Rocky Mountain Institute. (2019). Nameplate capacity of the clean energy portfolio projects in the United States as of 2019, by technology* (in gigawatts). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 23, 2026. /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/
Rocky Mountain Institute. "Nameplate Capacity of The Clean Energy Portfolio Projects in The United States as of 2019, by Technology* (in Gigawatts)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 9 Sep 2019, /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/
Rocky Mountain Institute, Nameplate capacity of the clean energy portfolio projects in the United States as of 2019, by technology* (in gigawatts) ÌÇÐÄÆÆ½â°æ, /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/ (last visited July 23, 2026)
Nameplate capacity of the clean energy portfolio projects in the United States as of 2019, by technology* (in gigawatts) [Graph], Rocky Mountain Institute, September 9, 2019. [Online]. Available: /statistics/1053664/nameplate-capacity-us-clean-energy-portfolio-by-technology/