Overview
Vacaville Substation is an operational electrical substation in Vacaville, California, owned and operated by Pacific Gas and Electric Company. It operates at 115 kV, serving the local grid.
Vacaville Substation is an operational electrical substation located in Vacaville, California, United States. Owned and operated by Pacific Gas and Electric Company (PG&E), it is a key node in the regional transmission network. The substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As part of PG&E's system, Vacaville Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulation. The facility likely includes modern switchgear and protection systems to ensure grid stability and safety. In California, substations are critical for integrating renewable energy sources and managing load in the growing Sacramento Valley region. The substation plays a vital role in delivering electricity to residential, commercial, and industrial customers in Vacaville and surrounding areas. Its location in a mixed urban and agricultural region underscores its importance for community resilience and economic activity. PG&E's ongoing grid modernization efforts help maintain reliable service and support California's clean energy goals.
Environmental context
The substation is situated in Vacaville, a city in Solano County, California, within the Sacramento Valley. The region experiences a Mediterranean climate with hot, dry summers and mild, wet winters, which can affect electrical infrastructure through increased cooling demands and wildfire risks. The substation's 115 kV equipment is designed to withstand local environmental conditions, including seismic activity common in California. Its location in a developed area minimizes direct ecological impact, but its role in the grid supports energy efficiency and integration of renewable sources.
Frequently asked questions
Vacaville Substation is located in Vacaville, California, United States, at coordinates 38.356455, -121.980625.
Vacaville Substation is owned and operated by Pacific Gas and Electric Company (PG&E), a major utility serving northern and central California.
Vacaville Substation operates at 115 kV, a common voltage level for sub-transmission and distribution in the US electrical grid.
As part of the US electrical grid, Vacaville Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 115 kV substation steps down high-voltage transmission power for local distribution, ensuring reliable electricity supply to residential, commercial, and industrial customers.