Overview
Robert Bills-Wilmont Substation is an operational electrical substation owned by Tucson Electric Power in Tucson, Arizona. It operates at 138 kV, serving the local grid.
Robert Bills-Wilmont Substation is an electrical substation located in Tucson, Arizona, United States. Owned and operated by Tucson Electric Power, the facility is part of the regional transmission and distribution network. The substation operates at a voltage of 138 kV, which is a common transmission-level voltage in the United States, indicating its role in stepping down power for local distribution. As a substation under the jurisdiction of the United States, it operates within the regulatory framework established by the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These standards ensure grid reliability and security. The substation plays a critical role in maintaining grid stability for the Tucson metropolitan area. By transforming high-voltage electricity to lower voltages for residential and commercial use, it supports the region's energy needs. Its operational status and location in an urban area underscore its importance to local infrastructure and community resilience.
Environmental context
Located in the Sonoran Desert, the substation operates in a hot, arid climate that can stress electrical equipment. High temperatures and dust may affect insulation and cooling systems. The facility's urban setting near Tucson means it must manage electromagnetic fields and noise in compliance with local regulations. Its design likely incorporates measures to withstand extreme weather events common to the region.
Frequently asked questions
Robert Bills-Wilmont Substation is located in Tucson, Arizona, United States, at coordinates 32.100184, -110.858821.
The substation is owned and operated by Tucson Electric Power, a utility serving southern Arizona.
The substation operates at 138 kV, a standard transmission voltage in the US electrical grid.
As part of the US grid, it must comply with NERC reliability standards and FERC regulations for transmission assets.
It steps down high-voltage electricity from transmission lines to lower voltages for local distribution, ensuring reliable power supply to homes and businesses.