Inside Clean Energy: US Battery Storage Soared in 2021, Including These Three Monster Projects

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  • In 2021, the U.S energy system added 3508 megawatts of battery storage capacity which is more than double from 2020.
  • New projects are also able to run for longer (approximately 3 hours) on a single charge.
  • California takes the lead in developing battery storage due to requirements in state law and from regulators.

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