The Ravenswood Battery Energy Storage System is a 316,000kW energy storage project located in Long Island City, Queens, New York, US.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2019 and will be commissioned in 2021.


The Ravenswood Battery Energy Storage System is being developed by LS Power Group. The project is owned by LS Power Group (100%).

The key applications of the project are demand response and grid support services.

Contractors involved

LS Power Group is the owner. LS Power Group is the developer.

Additional information

New York regulators approved plans to build the state’s biggest battery system at an aging power plant along the East River in Queens. The lithium-ion system planned at the Ravenswood power plant in Long Island City will be built in three phases, with the first coming online in 2021. The 316 MW system will be powerful enough to provide electricity to more than 250,000 households for up to eight hours at a clip, helping stabilize Consolidated Edison Inc.’s grid.

About LS Power Group

LS Power Group (LS Power), formerly LS Power Development LLC is a developer, investor and operator of power generation, transmission and energy infrastructure projects. The company manages independent power business such as power marketing, project finance, environmental permitting, land acquisition and zoning, construction management, power organization, regulatory, engineering, and operations. Its projects comprise Cross Texas Transmission, Riverside, Lockport, One Nevada Transmission Line, Arlington Valley Solar, and Dover SUN Park. LS Power develops power generation and electric transmission infrastructure in North America. The company operates in New Jersey, New York, California and Missouri. LS Power is headquartered in New York, the US.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.