Overview
Viewland/Hoffman Substation is an operational 115 kV substation in Seattle, Washington, United States. It plays a key role in the local electrical grid.
Viewland/Hoffman Substation is an operational electrical substation located in Seattle, Washington, United States. Operating at 115 kV, it is a medium-voltage facility that serves as a critical node in the regional power distribution network. As a substation in the United States, it operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). The facility likely employs standard substation automation protocols such as IEC 61850 for monitoring and control, ensuring reliable power delivery to the surrounding urban area. The substation supports the electrical infrastructure of Seattle, a major metropolitan area with high electricity demand. Its role in stepping down transmission voltages for local distribution is essential for residential, commercial, and industrial consumers. The facility contributes to grid stability and resilience in the Pacific Northwest region.
Environmental context
Located in an urban area of Seattle, the substation is part of a dense electrical network serving a population of over 700,000. The surrounding environment includes residential and commercial zones, with potential electromagnetic field considerations managed through standard siting practices. The facility's operation aligns with local environmental regulations aimed at minimizing visual and noise impacts.
Frequently asked questions
Viewland/Hoffman Substation is located in Seattle, Washington, United States, at coordinates 47.705970, -122.350486.
Viewland/Hoffman Substation operates at a voltage of 115 kV, which is a common medium-voltage level for distribution substations in the United States.
It is likely managed by a local utility such as Seattle City Light or a regional transmission operator.
Substations in the United States must comply with NERC reliability standards and FERC regulations. They also often implement IEC 61850 for substation automation and communication.
A 115 kV substation typically steps down transmission-level voltage to distribution levels for local use, serving as a key link between high-voltage transmission lines and lower-voltage distribution networks.