Gateway Energy Storage is a large-scale

lithium-ion battery A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It also se ...

, operated by grid infrastructure developer

LS Power LS may refer to: Businesses * LS Group, a Korean company * Jet2.com (IATA code: LS), a British airline Latin * Lewis and Short (abbr. "L&S"), authors of the 1879 work ''A Latin Dictionary'' * Lectori Salutem (L.S.), Latin for 'Greetings Re ...

. It has a storage capacity of 250 MWh, and it is located in

Otay Mesa, California Otay Mesa ( ) is a community in the southern section of the city of San Diego, just north of the U.S.–Mexico border. It is bordered by the Otay River Valley and the city of Chula Vista on the north; Interstate 805 and the neighborhoods of Oc ...

, on the outskirts of San Diego. It uses cells from

LG Chem LG Chem Ltd. (Korean: LG화학), often referred to as LG Chemical, is the largest Korean chemical company and is headquartered in Seoul, South Korea. It was the 10th largest chemical company in the world by sales in 2017. It was first established ...

. The purpose of the battery is to provide power during times of peak demand after being charged with

solar power Solar power is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power. Photovoltaic cells convert light into an electric current using the photovoltaic e ...

during the day.

References

Battery (electricity) Power stations in California {{US-powerstation-stub