Overview
Pukalani Substation is an operational electrical substation in Hawaii, United States, owned and operated by Maui Electric Company. It operates at a voltage of 69 kV, serving the local grid.
Pukalani Substation is an electrical substation located in Pukalani, Hawaii, United States. Owned and operated by Maui Electric Company, the facility is part of the island of Maui's electrical infrastructure, stepping down transmission-level power for local distribution. The substation operates at a voltage of 69 kV, a common sub-transmission level that connects the main grid to distribution networks. As a substation in the United States, Pukalani Substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) reliability standards, with oversight from the Federal Energy Regulatory Commission (FERC) for interstate transmission. The facility is also subject to Hawaii Public Utilities Commission regulations. Substations like this one typically use switchgear, transformers, and protection systems to ensure grid stability and safety. Located in the upcountry region of Maui, Pukalani Substation plays a critical role in supplying electricity to residential and commercial customers in the area. Its operation supports the island's grid reliability, particularly important given Hawaii's remote location and reliance on imported fuels for power generation. The substation's 69 kV voltage level indicates it serves as a key node in the local distribution network.
Environmental context
The substation is situated in a rural upcountry area of Maui, surrounded by agricultural land and residential communities. Its operation involves electromagnetic fields and potential impacts on local wildlife, though modern substations are designed to minimize ecological disturbance. The facility's location away from sensitive habitats reduces direct environmental risks, but its role in the grid supports the island's energy needs, which are heavily dependent on fossil fuels.
Frequently asked questions
Pukalani Substation is located in Pukalani, Hawaii, United States, on the island of Maui.
Pukalani Substation operates at a voltage of 69 kV, which is a sub-transmission level used to distribute power from the main grid to local areas.
Pukalani Substation is owned and operated by Maui Electric Company, a utility serving the island of Maui.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for interstate transmission. Local state public utility commissions also oversee operations.
As a 69 kV substation, Pukalani Substation steps down transmission voltage for distribution, ensuring stable electricity supply to homes and businesses in the Pukalani area.