Overview
Honokaa Substation is an operational electrical substation in Hawaii, United States, owned and operated by Hawaiian Electric Company. It handles voltages of 69 kV, 34.5 kV, and 12.47 kV, serving the local grid.
Honokaa Substation is an electrical substation located in Honokaa, Hawaii, United States. It is owned and operated by Hawaiian Electric Company, the primary electric utility serving the Hawaiian Islands. The substation is operational and plays a key role in distributing electricity within the region. The substation operates at multiple voltage levels: 69 kV, 34.5 kV, and 12.47 kV, indicating its role in both transmission and distribution. As part of the Hawaiian Electric grid, it is subject to NERC reliability standards and FERC regulation for interconnection and grid stability. The facility is typical of substations in rural island settings, where maintaining reliable power is critical due to geographic isolation. Environmental context includes the substation's location in a rural area of Hawaii's Big Island, near agricultural lands and residential communities. The facility supports grid resilience in a region prone to volcanic and seismic activity. Its operation aligns with Hawaiian Electric's efforts to integrate renewable energy sources and modernize the grid for sustainability.
Environmental context
The Honokaa Substation is situated in a rural area of Hawaii's Big Island, characterized by volcanic terrain and tropical climate. The substation's location near agricultural zones and residential communities underscores its role in providing reliable electricity to a region with unique environmental challenges, including seismic activity and volcanic hazards. The facility's operation supports grid stability and resilience in an island setting.
Frequently asked questions
Honokaa Substation is located in Honokaa, Hawaii, United States, on the Big Island. Its coordinates are approximately 20.071652 N, -155.473298 W.
Honokaa Substation operates at 69 kV, 34.5 kV, and 12.47 kV, serving both transmission and distribution functions within the Hawaiian Electric grid.
Honokaa Substation is owned and operated by Hawaiian Electric Company, the primary electric utility serving the Hawaiian Islands.
As part of the U.S. electrical grid, Honokaa Substation is subject to NERC reliability standards and FERC regulations for transmission-level assets, ensuring grid stability and security.
Substations like Honokaa are critical for voltage transformation and distribution, enabling reliable electricity delivery to rural and urban areas. They also support integration of renewable energy sources, which is a key goal for Hawaii's energy transition.