Overview
Olema Sub is an electrical substation in California, operated by Pacific Gas and Electric Company. It handles voltages of 60 kV and 12 kV, supporting grid stability in the region.
Olema Sub is an electrical substation located in California, United States, operated by Pacific Gas and Electric Company (PG&E). The facility is part of PG&E's transmission and distribution network, handling voltages of 60 kV and 12 kV, which indicates it serves both sub-transmission and distribution functions. As a substation, it plays a critical role in stepping down voltage for local distribution and ensuring reliable power delivery to surrounding communities. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. PG&E, as a major investor-owned utility, must comply with these standards to maintain grid stability. The facility's voltage levels suggest it is a medium-scale substation typical of rural or suburban areas in California, where PG&E serves a mix of urban and agricultural loads. Environmentally, the substation is located in Marin County, near the Point Reyes National Seashore, an area with significant ecological value. The facility's operation must consider local environmental sensitivities, including wildlife corridors and fire risk, which are prominent concerns in California. As part of PG&E's grid, Olema Sub contributes to the resilience of the regional power supply, supporting both residential and commercial customers in the area.
Environmental context
The substation is situated in a rural area of Marin County, California, near the Point Reyes National Seashore, which is ecologically sensitive with diverse habitats. The region is prone to wildfires, a key environmental risk for electrical infrastructure. PG&E has implemented wildfire mitigation measures, including vegetation management and equipment upgrades, to reduce ignition risks. The facility's location also requires consideration of local wildlife and water resources, typical for substations in environmentally sensitive zones.
Frequently asked questions
Olema Sub is located in California, United States, near the Point Reyes National Seashore in Marin County. Its coordinates are approximately 38.042094 N, -122.786653 W.
Olema Sub operates at two voltage levels: 60 kV (sub-transmission) and 12 kV (distribution). This allows it to step down power from higher voltage lines for local distribution.
Olema Sub is operated by Pacific Gas and Electric Company (PG&E), a major investor-owned utility serving northern and central California.
As part of the U.S. bulk power system, Olema Sub must comply with NERC reliability standards and FERC regulations. PG&E also follows California-specific grid requirements and wildfire safety protocols.
Substations like Olema Sub are critical for voltage transformation and switching, ensuring reliable electricity transmission and distribution. They connect high-voltage transmission lines to lower-voltage distribution networks serving homes and businesses.