Overview
Calderwood Substation is an operational electrical substation in Arizona, United States, owned and operated by Arizona Public Service. It operates at a voltage of 69 kV, serving the local grid.
Calderwood Substation is an operational electrical substation located in Arizona, United States. Owned and operated by Arizona Public Service, the facility plays a role in the regional power distribution network. With a voltage level of 69 kV, it is classified as a medium-voltage substation, typical for sub-transmission and distribution applications. The substation operates under the regulatory framework of the United States, which includes reliability standards set by the North American Electric Reliability Corporation (NERC) and oversight by the Federal Energy Regulatory Commission (FERC) for transmission-level assets. As a 69 kV facility, it falls under distribution-level regulations, ensuring grid stability and safety. The equipment likely includes switchgear and transformers typical for such voltage levels. Located in a semi-arid region of Arizona, the substation supports the electrical infrastructure for surrounding communities and industries. Its operational status contributes to the reliability of the local grid, serving residential, commercial, and industrial customers. The facility's integration into the broader Arizona Public Service network underscores its importance in maintaining consistent power supply.
Environmental context
The substation is situated in a semi-arid climate typical of central Arizona, where high temperatures and low precipitation influence equipment design and maintenance. The surrounding area is characterized by desert vegetation and urban development, with the substation's footprint impacting local land use. As an electrical infrastructure facility, its environmental considerations include electromagnetic field management, stormwater runoff control, and potential wildlife interactions with overhead lines.
Frequently asked questions
Calderwood Substation is located in Arizona, United States, at coordinates 33.740748, -112.306415. It is owned and operated by Arizona Public Service.
Calderwood Substation operates at a voltage of 69 kV, which is typical for sub-transmission and distribution substations in the United States.
Calderwood Substation is owned and operated by Arizona Public Service, a major utility company serving Arizona.
As a US electrical substation, Calderwood Substation must comply with NERC reliability standards and FERC regulations for 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.