Overview
Hewlett Substation is an operational electrical substation in New York, United States, owned by Long Island Power Authority. It operates at 69 kV, serving the local grid.
Hewlett Substation is an operational electrical substation located in New York, United States. Owned by Long Island Power Authority, it plays a role in the regional electrical infrastructure, stepping down transmission-level voltage for distribution. The substation operates at a voltage of 69 kV, which is typical for sub-transmission or primary distribution in the United States. As part of the Long Island grid, it is subject to NERC reliability standards and FERC regulation, ensuring stable and secure power delivery to the surrounding area. This facility contributes to the reliability of the local power network, supporting residential and commercial customers in the region. Its operation aligns with the broader grid stability objectives of the New York Independent System Operator (NYISO).
Environmental context
The substation is located in a suburban area of Long Island, New York, where electrical infrastructure is critical for supporting dense residential and commercial loads. The 69 kV voltage level indicates it serves as a distribution substation, with potential environmental considerations including electromagnetic fields and visual impact, though these are typically managed through standard siting and design practices.
Frequently asked questions
Hewlett Substation is located in New York, United States, specifically on Long Island. The approximate coordinates are 40.637162 N, -73.705786 W.
Hewlett Substation operates at a voltage of 69 kV, which is a common sub-transmission or primary distribution voltage in the United States.
Hewlett Substation is owned by the Long Island Power Authority (LIPA), a public benefit corporation that provides electricity to Long Island.
As part of the U.S. electrical grid, Hewlett Substation is subject to NERC reliability standards and FERC regulation for transmission-level assets, ensuring grid stability and security.
A 69 kV substation typically steps down higher transmission voltages (e.g., 138 kV or 230 kV) to distribution levels, serving local communities and industries. It is a critical node in the power delivery network.