Overview
Arrowhead Substation is an operational electrical substation in Arizona, United States, owned and operated by Arizona Public Service. It operates at 69 kV voltage level.
Arrowhead Substation is an electrical substation located in Arizona, United States. Owned and operated by Arizona Public Service, the facility is part of the regional power grid serving the area. The substation operates at a voltage of 69 kV, which is typical for distribution-level infrastructure in the United States. As a substation operating under the jurisdiction of the United States, Arrowhead Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations for transmission-level assets. The 69 kV voltage level places it in the medium-voltage range, commonly used for subtransmission and distribution networks. Arizona Public Service is a major utility in the region, ensuring compliance with grid stability and safety requirements. The substation plays a key role in local electrical infrastructure, supporting the distribution of power to residential, commercial, and industrial customers in the Phoenix metropolitan area. Its operational status contributes to grid reliability and energy delivery in a region with growing demand due to population and economic expansion.
Environmental context
The substation is located in an arid desert environment typical of central Arizona, where high summer temperatures and low humidity place demands on electrical infrastructure for cooling and reliability. The surrounding area is a mix of urban development and natural desert habitat, requiring careful management of electromagnetic fields and vegetation clearance to minimize wildfire risk and ecological disruption.
Frequently asked questions
Arrowhead Substation is located in Arizona, United States, near coordinates 33.667668, -112.227459, within the Phoenix metropolitan area.
Arrowhead Substation operates at a voltage of 69 kV, which is a common medium-voltage level for subtransmission and distribution networks in the United States.
Arrowhead Substation is owned and operated by Arizona Public Service, a major utility company serving the state of Arizona.
As part of the U.S. electrical grid, Arrowhead Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and safety.
A 69 kV substation typically steps down voltage from transmission lines to distribution levels, serving local communities and industries with reliable electricity.