Overview
Wallula Substation is an operational electrical substation in Wallula, Washington, owned and operated by PacifiCorp. It handles voltages of 230 kV and 69 kV, serving the regional power grid.
Wallula Substation is an operational electrical substation located in Wallula, Washington, United States. Owned and operated by PacifiCorp, the facility plays a key role in the regional transmission and distribution network, stepping down high-voltage electricity for local distribution. The substation operates at two voltage levels: 230 kV for transmission and 69 kV for sub-transmission, indicating its function as a junction between bulk power lines and local feeders. As part of PacifiCorp's grid, it is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) oversight, ensuring stable and secure power delivery. Situated in the Columbia River Basin, the substation supports the energy needs of the surrounding agricultural and industrial areas. Its location near the Wallula Gap highlights its role in connecting renewable energy sources, such as hydroelectric and wind power, to the broader grid, contributing to regional energy resilience.
Environmental context
The Wallula Substation is located in the semi-arid Columbia River Basin, an area characterized by significant agricultural activity and wind energy development. The substation's voltage levels and grid connectivity are critical for integrating renewable energy sources, such as wind farms, into the regional power system. Its operation supports grid stability in a region prone to seasonal temperature extremes and variable energy demand.
Frequently asked questions
Wallula Substation is located in Wallula, Washington, United States, near the Columbia River.
Wallula Substation is owned and operated by PacifiCorp, a major electric utility in the western United States.
Wallula Substation operates at 230 kV for transmission and 69 kV for sub-transmission, serving as a key node in the regional grid.
As part of the US power grid, Wallula Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
Substations like Wallula transform voltage levels and route electricity between transmission lines and local distribution networks, ensuring reliable power delivery to homes and businesses.