Overview
Winnie Substation is an operational electrical substation in Tucson, Arizona, owned by Tucson Electric Power. It operates at voltage levels of 46 kV and 13.8 kV, serving the local grid.
Winnie Substation is an operational electrical substation located in Tucson, Arizona, United States. Owned by Tucson Electric Power (TEP), the facility plays a key role in the regional electrical infrastructure by stepping down transmission voltages for distribution to local customers. The substation operates at voltage levels of 46 kV and 13.8 kV, typical for a medium-voltage distribution substation. As part of TEP's network, it is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations, ensuring grid stability and compliance with mandatory reliability requirements. Located in an urban area of Tucson, the substation supports the growing energy demands of the city. Its operational status and integration into TEP's system contribute to the resilience and efficiency of the local power grid, serving residential, commercial, and industrial customers in the region.
Environmental context
The substation is situated in an urban environment in Tucson, Arizona, where the arid climate and high summer temperatures increase electricity demand for cooling. The facility's voltage levels and location within the city are critical for maintaining grid stability and minimizing transmission losses. Urban substations like this one are often designed with compact layouts and may incorporate noise mitigation measures to reduce impact on surrounding neighborhoods.
Frequently asked questions
Winnie Substation is located in Tucson, Arizona, United States, at coordinates 32.251281, -110.955940.
Winnie Substation is owned by Tucson Electric Power (TEP), a major utility serving southern Arizona.
The substation operates at voltage levels of 46 kV and 13.8 kV, typical for a distribution substation stepping down transmission voltage for local use.
Substations in the United States must comply with NERC reliability standards and FERC regulations, which mandate grid stability, cybersecurity, and maintenance practices.
Substations transform voltage levels, switch circuits, and protect the grid. They are critical nodes that enable efficient power transmission and distribution to end users.