How many battery storage projects are in the US?

The US has 1,095 operating utility-scale battery storage projects with 56 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest battery storage project in the US?

Menifee Power Bank in Riverside County, California is the largest, at 680 MW. It came online in 2025.

How many battery storage projects were built in the US in 2025?

191 battery storage projects came online in the US in 2025, with 16,959 MW of capacity.

Who is developing battery storage projects in the US?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Battery storage projects in the United States

The US has 1,095 operating battery storage projects with 56 GW of capacity. 191 came online in 2025.

Operating1,095

See planned battery storage projects in the US

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

The US had 37 battery storage projects online in 2016 and 1,095 in 2026

135

197

320

439

574

764

955

1,095

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Battery storage projects online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest battery storage projects in the US

Operating, by capacity

#	Battery storage project	Location	Year online	Capacity
1	Menifee Power Bank	Riverside County, California	2025	680 MW
2	McGrau Ford Battery Storage Facility	Cherokee County, Georgia	2026	530 MW
3	Bellefield Solar and Energy Storage Farm	Kern County, California	2025	500 MW
4	Dynegy Moss Landing Power Plant Hybrid	Monterey County, California	2023	450 MW
5	Manatee Solar Energy Center	Manatee County, Florida	2021	409 MW
6	SAHARA BESS (SOHO BESS)	Brazoria County, Texas	2026	409 MW
7	Green River Energy Center - Hybrid	Emery County, Utah	2026	400 MW
8	Sierra Solar Hybrid	Churchill County, Nevada	2026	400 MW
9	Kola Energy Center	San Joaquin County, California	2025	400 MW
10	Gemini Solar Hybrid	Clark County, Nevada	2024	380 MW

Battery storage projects that came online most recently in the US

Newest first

#	Battery storage project	Location	Year online	Capacity
1	Mendoza Trail BESS	Crane County, Texas	2026	200 MW
2	Pintail BESS	San Patricio County, Texas	2026	200 MW
3	Vertus Energy Storage Plant	Galveston County, Texas	2026	200 MW
4	Crowned Heron 2 - Storage, LLC	Fort Bend County, Texas	2026	150 MW
5	Desert Bloom	Maricopa County, Arizona	2026	150 MW
6	Bocanova Energy Storage II	Brazoria County, Texas	2026	150 MW
7	Faraday Energy Storage	Utah County, Utah	2026	150 MW
8	Centennial Flats	La Paz County, Arizona	2026	267 MW
9	Big Star Solar, LLC (Hybrid)	Bastrop County, Texas	2026	80 MW
10	Gonzaga Ridge Battery Facility	Merced County, California	2026	52 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks battery storage projects

Operating battery storage projects come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about battery storage projects in the US

How many battery storage projects are in the US?: The US has 1,095 operating utility-scale battery storage projects with 56 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest battery storage project in the US?: Menifee Power Bank in Riverside County, California is the largest, at 680 MW. It came online in 2025.
How many battery storage projects were built in the US in 2025?: 191 battery storage projects came online in the US in 2025, with 16,959 MW of capacity.
Who is developing battery storage projects in the US?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.