Overview
Port Madison substation is an operational electrical substation in Washington, United States, owned and operated by Puget Sound Energy. It operates at 115 kV, serving the local grid.
Port Madison substation is an operational electrical substation located in Washington, United States. Owned and operated by Puget Sound Energy, it is part of the regional transmission and distribution network. The substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As a substation in the Pacific Northwest, Port Madison substation falls under the regulatory oversight of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards and ensure grid stability. The facility's voltage level indicates it plays a role in distributing power from higher-voltage transmission lines to local distribution networks. The substation serves the community of Port Madison and surrounding areas in Kitsap County, Washington. Its operation supports the reliability of the local electrical grid, contributing to power delivery for residential, commercial, and industrial customers. Puget Sound Energy, the owner and operator, is a major utility in the region, serving over 1.1 million electric customers.
Environmental context
The substation is located in a coastal region of Washington, characterized by a temperate maritime climate. Its operation involves managing electrical loads that can be influenced by seasonal weather patterns, including winter storms that may affect grid stability. The facility's urban-rural interface location means it supports both residential and natural areas, requiring careful maintenance to minimize environmental impact.
Frequently asked questions
Port Madison substation is located in Washington, United States, near the community of Port Madison in Kitsap County. Its coordinates are approximately 47.68° N, 122.54° W.
Port Madison substation operates at a voltage of 115 kV, which is a common voltage level for sub-transmission and distribution substations in the United States.
Port Madison substation is owned and operated by Puget Sound Energy, a major utility company serving the Pacific Northwest region of the United States.
Substations in the United States must comply with NERC reliability standards and FERC regulations. These standards cover grid stability, maintenance, and operational practices to ensure reliable power delivery.
A 115 kV substation typically steps down voltage from higher transmission lines (e.g., 230 kV or 500 kV) to distribution levels, or interconnects sub-transmission networks. It plays a key role in distributing electricity to local communities.