Electric Substations in California
976 catalogued substations in California, with the highest-voltage facilities listed first. Each substation profile shows voltage class, operator, connected transmission lines, and the datacenter candidate sites closest to it.
| Substation | Max voltage | Connected lines | Operator |
|---|---|---|---|
| TRACY | 500 kV | 13 | PACIFIC GAS & ELECTRIC COMPANY |
| INLAND EMPIRE | 500 kV | 1 | AZUSA LIGHT & POWER |
| DIABLO CANYON | 500 kV | 3 | PACIFIC GAS & ELECTRIC COMPANY |
| DEVERS | 500 kV | 14 | AZUSA LIGHT & POWER |
| LOS BANOS | 500 kV | 13 | PACIFIC GAS & ELECTRIC COMPANY |
| LUGO | 500 kV | 12 | AZUSA LIGHT & POWER |
| OLINDA | 500 kV | 8 | AZUSA LIGHT & POWER |
| VINCENT | 500 kV | 10 | AZUSA LIGHT & POWER |
| WHIRLWIND | 500 kV | 2 | AZUSA LIGHT & POWER |
| EAST COUNTY | 500 kV | 2 | SAN DIEGO GAS & ELECTRIC |
| ADELANTO | 500 kV | 9 | AZUSA LIGHT & POWER |
| VALLEY | 500 kV | 16 | AZUSA LIGHT & POWER |
| GATES | 500 kV | 8 | PACIFIC GAS & ELECTRIC COMPANY |
| MALIN | 500 kV | 8 | BONNEVILLE POWER ADMINISTRATION |
| VACA-DIXON | 500 kV | 14 | PACIFIC GAS & ELECTRIC COMPANY |
| MIRA LOMA | 500 kV | 14 | AZUSA LIGHT & POWER |
| TABLE MT. | 500 kV | 13 | PACIFIC GAS & ELECTRIC COMPANY |
| RINALDI | 500 kV | 15 | LADWP |
| SERRANO | 500 kV | 9 | AZUSA LIGHT & POWER |
| TESLA | 500 kV | 25 | PACIFIC GAS & ELECTRIC COMPANY |
| STATION E (TOLUCA) | 500 kV | 10 | LOS ANGELES DEPARTMENT OF WATER & POWER |
| RED BLUFF | 500 kV | 2 | — |
| RANCHO VISTA | 500 kV | 8 | AZUSA LIGHT & POWER |
| VICTORVILLE | 500 kV | 7 | AZUSA LIGHT & POWER |
| ROUND MOUNTAIN | 500 kV | 10 | PACIFIC GAS & ELECTRIC COMPANY |
| MIGUEL | 500 kV | 9 | SAN DIEGO GAS & ELECTRIC |
| IMPERIAL VALLEY | 500 kV | 7 | IMPERIAL IRRIGATION DISTRICT |
| SYCAN | 500 kV | 2 | PACIFICORP |
| CAPTAIN JACK | 500 kV | 3 | BONNEVILLE POWER ADMINISTRATION |
| ANTELOPE | 500 kV | 6 | AZUSA LIGHT & POWER |
| MOSS LANDING | 500 kV | 9 | PACIFIC GAS & ELECTRIC COMPANY |
| METCALF 1 | 500 kV | 4 | PACIFIC GAS & ELECTRIC COMPANY |
| SUNCREST | 500 kV | 4 | SAN DIEGO GAS & ELECTRIC |
| STATION B (CENTURY) | 287 kV | 7 | — |
| HIGHLINE | 230 kV | 2 | IMPERIAL IRRIGATION DISTRICT |
| LA CIENEGA | 230 kV | 2 | — |
| MIDWAY | 230 kV | 5 | IMPERIAL IRRIGATION DISTRICT |
| WARNERVILLE | 230 kV | 5 | PACIFIC GAS & ELECTRIC COMPANY AND MODESTO IRRIGATION DISTRICT |
| NEW MOCCASIN CR | 230 kV | 3 | CCSF |
| WILSON | 230 kV | 9 | MERCED IRRIGATION DISTRICT |
| MISSION | 230 kV | 10 | PACIFIC GAS & ELECTRIC COMPANY |
| LA FRESA | 230 kV | 10 | SOUTHERN CALIFORNIA EDISON |
| SAN ONOFRE | 230 kV | 9 | SAN DIEGO GAS & ELECTRIC |
| ETIWANDA | 230 kV | 4 | AZUSA LIGHT & POWER |
| MESA | 230 kV | 13 | AZUSA LIGHT & POWER |
| NEWARK | 230 kV | 28 | PACIFIC GAS & ELECTRIC COMPANY |
| MORRO BAY | 230 kV | 7 | PACIFIC GAS & ELECTRIC COMPANY |
| STATION B | 230 kV | 8 | SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| FIDDYMENT | 230 kV | 3 | ROSEVILLE ELECTRIC |
| BERRY ST. | 230 kV | 2 | ROSEVILLE ELECTRIC |
| SANTIAGO | 230 kV | 4 | AZUSA LIGHT & POWER |
| EL NIDO | 230 kV | 8 | PACIFIC GAS & ELECTRIC COMPANY |
| POTRERO | 230 kV | 5 | PACIFIC GAS & ELECTRIC COMPANY |
| LAKEVILLE | 230 kV | 10 | PACIFIC GAS & ELECTRIC COMPANY |
| SOBRANTE | 230 kV | 16 | PACIFIC GAS & ELECTRIC COMPANY |
| JC BOYLE | 230 kV | 1 | PACIFICORP |
| MOORPARK | 230 kV | 9 | AZUSA LIGHT & POWER |
| EL CASCO | 230 kV | 3 | AZUSA LIGHT & POWER |
| SAUGUS | 230 kV | 3 | AZUSA LIGHT & POWER |
| PARDEE | 230 kV | 14 | AZUSA LIGHT & POWER |
See datacenter candidate sites in California →
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for substations in California. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.