Overview
Ena Substation is an operational electrical substation in Honolulu, Hawaii, owned and operated by Hawaiian Electric Company. It handles voltages of 46 kV and 12.47 kV, serving the local grid.
Ena Substation is an operational electrical substation located in Honolulu, Hawaii, United States. Owned and operated by Hawaiian Electric Company, it plays a key role in the island of Oahu's power distribution network. The substation operates at voltage levels of 46 kV and 12.47 kV, typical for sub-transmission and distribution in urban areas. As part of the Hawaiian Electric system, Ena Substation operates under the regulatory oversight of the Hawaii Public Utilities Commission and adheres to NERC reliability standards for grid stability. The substation likely employs modern switchgear and automation to manage power flow in a densely populated urban environment. Hawaii's isolated grid requires robust infrastructure to maintain reliability, especially given the state's reliance on renewable energy integration. Ena Substation supports the electrical needs of Honolulu's urban core, contributing to grid resilience and community service. Its location in a seismically active region necessitates design considerations for earthquake resilience. The substation's role in distributing power from generation sources to end-users is critical for maintaining daily operations in Hawaii's capital city.
Environmental context
Located in Honolulu, a densely populated urban area, Ena Substation operates in a region with high seismic activity and tropical climate conditions. The substation's design must account for earthquake resilience and corrosion from salt-laden air. Its urban setting means it is subject to strict land-use and environmental regulations, including noise and visual impact considerations. The surrounding ecosystem includes coastal and lowland habitats, requiring careful management of any potential impacts from maintenance activities.
Frequently asked questions
Ena Substation is located in Honolulu, Hawaii, United States, on the island of Oahu.
Ena Substation is owned and operated by Hawaiian Electric Company, the primary electric utility serving Oahu.
Ena Substation operates at 46 kV and 12.47 kV, typical for sub-transmission and distribution in urban areas.
Ena Substation must comply with NERC reliability standards for grid stability and is regulated by the Hawaii Public Utilities Commission.
Ena Substation distributes power to Honolulu's urban core, supporting grid reliability and resilience in Hawaii's isolated island grid.