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SDG&E aims to reach net zero GHG emissions By 2045

Building on the sustainability strategy it released last October and its pledge to reach net zero greenhouse gas (GHG) emissions by 2045, San Diego Gas & Electric (SDG&E) said it's developing two hydrogen pilot projects.

In partnership with local startups and organizations, SDG&E has advanced a number of hydrogen, energy storage, and electric vehicle charging infrastructure projects over the past year.

The company will begin construction this year on two hydrogen pilot projects that will test half a dozen use cases and anticipates putting them into service in 2022.

  • The Borrego Springs Green Hydrogen Project will demonstrate hydrogen's use as long-duration energy storage; a microgrid asset; and a resource for dispatch by the California Independent System Operator (CAISO) to support grid reliability.
  • The Palomar Green Hydrogen Systems Project will demonstrate the blending of hydrogen with natural gas as fuel for an electric generator, as well as onsite production of green hydrogen for use as a cooling gas. Additionally, SDG&E will install its first hydrogen fueling station to support the first fuel cell vehicles in its fleet.

Energy Storage: Currently, SDG&E owns and operates 13 energy storage projects, totaling about 45 MW of energy storage. To maximize the use of renewable energy and enhance reliability, SDG&E expects to have a total of 135 MW of utility-owned energy storage integrated into the local with the addition of the following: 

  • Top Gun Energy Storage in Miramar area of San Diego (30MW/120MWh): Expected to be operational in June 2021.
  • Kearny Energy Storage in the City of San Diego (20MW/80MWh): Breaking ground this month with completion expected in late summer/early fall 2021.
  • Fallbrook Energy Storage in unincorporated North San Diego County(40MW/160MWh facility): Construction is expected to begin late 2021/early 2022.

SDG&E's climate pledge to achieve net zero emissions by 2045 covers all emissions (Scope 1, 2, and 3), which would eliminate not only its own direct emissions, but also those generated by customers.  Efforts are already underway, and the company will seek out more opportunities to collaborate with business and industry in the communities it serves.