Overview
Kealia Substation is an operational electrical substation in Hawaii, United States, owned and operated by Hawaiian Electric Company. It operates at voltage levels of 69 kV and 12.47 kV, serving the local grid.
Kealia Substation is an electrical substation located in Hawaii, United States, owned and operated by Hawaiian Electric Company. The facility is operational and plays a role in the state's electrical infrastructure, stepping down transmission voltages for distribution. The substation operates at voltage levels of 69 kV and 12.47 kV, typical for a distribution substation that connects the high-voltage transmission grid to lower-voltage distribution networks. As part of Hawaiian Electric's system, it is subject to NERC reliability standards and FERC regulation for grid stability and safety. As a substation in Hawaii, Kealia Substation supports the island's electrical grid, which relies on a mix of fossil fuels and renewable energy sources. Its operation is critical for maintaining reliable power supply to local communities, especially given Hawaii's remote location and vulnerability to natural events.
Environmental context
Located in Hawaii, the substation operates in a tropical island environment with unique challenges such as volcanic activity and hurricanes. The facility's voltage levels and equipment age are factors in grid resilience. Hawaiian Electric has been integrating more renewable energy, requiring substations to handle variable power flows.
Frequently asked questions
Kealia Substation is located in Hawaii, United States, at coordinates 19.404470, -155.881362. It is owned and operated by Hawaiian Electric Company.
Kealia Substation operates at voltage levels of 69 kV and 12.47 kV, typical for a distribution substation that steps down transmission voltage for local distribution.
Kealia Substation is owned and operated by Hawaiian Electric Company, the primary electric utility serving the island of Hawaii.
As part of the U.S. electrical grid, Kealia Substation must comply with NERC reliability standards and FERC regulations to ensure grid stability and safety.
Substations like Kealia are critical for transforming voltage levels and switching circuits to route power reliably. They connect transmission lines to distribution networks, ensuring electricity reaches homes and businesses.