Overview
Fort Weaver Substation is an operational electrical substation in Hawaii, United States, owned and operated by Hawaiian Electric Company. It operates at voltages of 46 kV and 12.47 kV, serving the local grid.
Fort Weaver Substation is an operational electrical substation located in Hawaii, United States. Owned and operated by Hawaiian Electric Company, the facility plays a key role in the state's electrical infrastructure, stepping down transmission voltages for distribution to residential and commercial customers. The substation operates at primary voltages of 46 kV and 12.47 kV, typical for medium-voltage distribution substations in the region. As part of the Hawaiian Electric grid, Fort Weaver Substation is subject to NERC reliability standards and FERC regulation for interconnection and grid stability. The substation's voltage levels indicate it serves as a distribution substation, transforming power from sub-transmission to primary distribution levels. Hawaii's isolated grid requires robust infrastructure to maintain reliability, and substations like this are critical for load balancing and fault isolation. The substation's location in Hawaii's urban corridor supports the growing energy demands of the island, including integration of renewable energy sources such as solar and wind. Its operational status ensures continued service to the community, contributing to grid resilience and energy security in a region vulnerable to natural events.
Environmental context
Located in Hawaii, Fort Weaver Substation operates in a tropical island environment with unique grid challenges, including isolation from mainland interconnections. The substation's voltage levels and urban setting influence its environmental footprint, with considerations for electromagnetic fields and land use. Hawaiian Electric's grid modernization efforts aim to integrate distributed solar and battery storage, reducing reliance on fossil fuels and enhancing sustainability.
Frequently asked questions
Fort Weaver Substation is located in Hawaii, United States, at coordinates 21.337828, -158.034446.
Fort Weaver Substation is an electrical substation that transforms voltage from 46 kV to 12.47 kV for distribution to local customers, operated by Hawaiian Electric Company.
Fort Weaver Substation operates at primary voltages of 46 kV and 12.47 kV, typical for a distribution substation.
Electrical substations in the United States are regulated by the Federal Energy Regulatory Commission (FERC) for interstate transmission and by state public utility commissions for distribution, with reliability standards set by the North American Electric Reliability Corporation (NERC).
Substations in Hawaii are critical for stepping down voltage from transmission lines to distribution levels, integrating renewable energy sources, and maintaining grid stability on the isolated island system.