The two largest battery energy plants in the United States as of March 2026 were located in California and Florida. Bellefield Solar and Energy Storage Farm in California ranked first, with an operational capacity of ****megawatts.
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EIA. (April 23, 2026). Capacity of leading operating battery energy storage projects in the United States as of March 2026 (in megawatts) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 15, 2026, from /statistics/1560039/leading-battery-facilities-us/
EIA. "Capacity of leading operating battery energy storage projects in the United States as of March 2026 (in megawatts)." Chart. April 23, 2026. ÌÇÐÄÆƽâ°æ. Accessed July 15, 2026. /statistics/1560039/leading-battery-facilities-us/
EIA. (2026). Capacity of leading operating battery energy storage projects in the United States as of March 2026 (in megawatts). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 15, 2026. /statistics/1560039/leading-battery-facilities-us/
EIA. "Capacity of Leading Operating Battery Energy Storage Projects in The United States as of March 2026 (in Megawatts)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 23 Apr 2026, /statistics/1560039/leading-battery-facilities-us/
EIA, Capacity of leading operating battery energy storage projects in the United States as of March 2026 (in megawatts) ÌÇÐÄÆƽâ°æ, /statistics/1560039/leading-battery-facilities-us/ (last visited July 15, 2026)
Capacity of leading operating battery energy storage projects in the United States as of March 2026 (in megawatts) [Graph], EIA, April 23, 2026. [Online]. Available: /statistics/1560039/leading-battery-facilities-us/
