Overview
Litchfield Substation is an operational electrical substation in Arizona, United States, operated by Arizona Public Service. It operates at 69 kV, serving the local grid.
Litchfield Substation is an operational electrical substation located in Arizona, United States. Owned and operated by Arizona Public Service (APS), it plays a role in the regional power distribution network. The substation operates at a voltage level of 69 kV, which is typical for sub-transmission and distribution substations in the United States. As part of APS's infrastructure, Litchfield Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations for grid stability. The 69 kV voltage class is commonly used for distributing power from transmission systems to local distribution networks, supporting residential, commercial, and industrial customers in the area. The substation's location in Arizona places it within a region experiencing growing energy demand due to population and economic expansion. Its operational status ensures continued reliability for the local grid, contributing to the overall stability of the Western Interconnection. Substations like Litchfield are critical for voltage regulation and load management in the broader electrical infrastructure.
Environmental context
The substation's location in the arid Sonoran Desert environment requires careful management of equipment cooling and vegetation control to prevent fire risks. The 69 kV voltage level indicates it serves a mixed urban and rural area, where grid reliability is essential for supporting water pumping and air conditioning loads during extreme heat events.
Frequently asked questions
Litchfield Substation is located in Arizona, United States, at coordinates 33.485128, -112.360245. It is operated by Arizona Public Service.
Litchfield Substation operates at a voltage of 69 kV, which is a common voltage level for sub-transmission and distribution substations in the United States.
Litchfield Substation is owned and operated by Arizona Public Service (APS), a major utility company serving Arizona.
Substations in the United States are regulated by the North American Electric Reliability Corporation (NERC) for reliability standards and by the Federal Energy Regulatory Commission (FERC) for interstate electricity transmission.
A 69 kV substation typically steps down voltage from higher transmission levels for distribution to local networks, serving residential, commercial, and industrial customers.