Ask the Grid

CAISO battery storage operators

Companies operating battery and battery-hybrid power plants in CAISO, ranked by reported plant capacity. Operator names reflect the public plant registry and may represent project-specific legal entities.

Operators
158
Named registry operators
Battery plants
254
Including battery hybrids
EIA nameplate capacity
27.1 GW
Sum across battery records

Operators by battery capacity

EIA nameplate capacity is summed across matching plant records.

  1. 1AES Clean Energy0 detailed profiles2.1 GW
  2. 2Dynegy -Moss Landing LLC0 detailed profiles1.8 GW
  3. 3Terra-Gen Operating Co-Hybrid0 detailed profiles1.5 GW
  4. 450LW 8me LLC0 detailed profiles1 GW
  5. 5MN8 Energy LLC0 detailed profiles870.3 MW
  6. 6RWE Clean Energy0 detailed profiles772.5 MW
  7. 7Nova Power, LLC0 detailed profiles680 MW
  8. 8Terra-Gen Operating Co-BESS 20 detailed profiles599.6 MW
  9. 9Southern Power Co0 detailed profiles550.4 MW
  10. 10Leeward Asset Management, LLC0 detailed profiles508 MW
  11. 11McCoy Solar, LLC0 detailed profiles500.6 MW
  12. 12Westlands Solar Blue0 detailed profiles475 MW
  13. 13Southern California Edison Co0 detailed profiles460.5 MW
  14. 14Desert Quartzite LLC0 detailed profiles450 MW
  15. 15Daggett Solar Power 3 LLC0 detailed profiles449 MW
  16. 16Terra-Gen Operating Co-BESS0 detailed profiles416 MW
  17. 17Kola Energy Storage, LLC0 detailed profiles400 MW
  18. 18Arica Solar, LLC0 detailed profiles399 MW
  19. 19Arlington Energy Center II0 detailed profiles365 MW
  20. 20Terra-Gen Operating Co-Solar0 detailed profiles358.5 MW
  21. 21Proxima Solar, LLC0 detailed profiles352 MW
  22. 22EDPR Scarlet II LLC0 detailed profiles350 MW
  23. 23RE Crimson LLC0 detailed profiles350 MW
  24. 24Golden Fields Solar III, LLC0 detailed profiles339 MW
  25. 25Desert Peak Energy Storage I, LLC0 detailed profiles325 MW
  26. 26Wellhead Services, Inc0 detailed profiles316.6 MW
  27. 27Daggett Solar Power 2 LLC0 detailed profiles313 MW
  28. 28Atlas VII LLC0 detailed profiles300 MW
  29. 29Chestnut Westside LLC0 detailed profiles285.6 MW
  30. 30Silver Peak Solar, LLC0 detailed profiles279 MW
  31. 31Golden Fields Solar IV, LLC0 detailed profiles257 MW
  32. 32Blythe Solar III, LLC0 detailed profiles251.8 MW
  33. 33Gateway Energy Storage, LLC0 detailed profiles250 MW
  34. 34Victory Pass I, LLC0 detailed profiles250 MW
  35. 35Blythe Solar II, LLC0 detailed profiles246.2 MW
  36. 36Arlington Energy Center III0 detailed profiles241 MW
  37. 37EDP Renewables North America LLC0 detailed profiles240 MW
  38. 38Sunlight Storage II0 detailed profiles230 MW
  39. 39Sunlight Storage, LLC0 detailed profiles230 MW
  40. 40AES Distributed Energy0 detailed profiles227 MW

This directory describes relationships present in Ask the Grid’s EIA-anchored registry. It is not a complete statement of an organization’s global operating portfolio.