Overview
Juanita Substation is an operational electrical substation owned by Puget Sound Energy in the United States. It plays a key role in regional grid stability and power distribution.
Juanita Substation is an operational electrical substation located in the United States, owned and operated by Puget Sound Energy. As a substation, it serves as a critical node in the electrical grid, stepping down high-voltage transmission power for local distribution. The facility is part of the broader Pacific Northwest power system, which is regulated under NERC reliability standards and FERC oversight. While specific technical specifications such as voltage level are not detailed in available data, substations of this type typically operate at transmission voltages (115 kV to 500 kV) and are equipped with switchgear, transformers, and protection systems compliant with ISO/IEC 61850 automation standards. Puget Sound Energy serves over 1.1 million electric customers, indicating the substation's role in a large, urban-serving network. The environmental context of Juanita Substation includes its location in a suburban area near Lake Washington, where grid infrastructure must balance reliability with community and ecological considerations. The substation supports the integration of renewable energy sources like hydropower and wind, which are prevalent in the region, and contributes to grid resilience against weather-related disruptions.
Environmental context
Located in a suburban area near Lake Washington, Juanita Substation operates within a region that values environmental stewardship. The facility's grid role supports the integration of renewable energy from hydropower and wind, common in the Pacific Northwest. Its urban-proximate setting requires careful management of electromagnetic fields and visual impact, while contributing to reliable electricity supply for residential and commercial customers.
Frequently asked questions
Juanita Substation is located in the United States, specifically in the state of Washington, near the Juanita neighborhood of Kirkland, on the northeast shore of Lake Washington.
Juanita Substation is owned and operated by Puget Sound Energy, a major utility serving over 1.1 million electric customers in the Pacific Northwest.
Substations like Juanita transform high-voltage electricity from transmission lines to lower voltages suitable for local distribution, and they also provide switching, protection, and monitoring functions to ensure grid reliability.
As part of the US electrical grid, Juanita Substation operates under NERC reliability standards for bulk power system stability and FERC regulations for transmission. It also likely complies with ISO/IEC 61850 for substation automation.
Juanita Substation provides reliable electricity to residential, commercial, and industrial customers in the Kirkland area, supporting daily life and economic activity while enabling integration of renewable energy sources.