Overview
Greenlee Substation is an operational electrical substation in Arizona, owned and operated by Tucson Electric Power. It operates at a voltage of 345 kV, indicating its role in high-voltage transmission.
Greenlee Substation is a high-voltage electrical substation located in Arizona, United States. Owned and operated by Tucson Electric Power, it plays a critical role in the regional transmission grid, handling a voltage of 345 kV, which classifies it as a large-scale transmission asset. As part of the U.S. electrical infrastructure, Greenlee Substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and adheres to North American Electric Reliability Corporation (NERC) reliability standards. The substation likely utilizes modern switchgear and automation systems compliant with IEC 61850 to ensure grid stability and efficient power distribution. The substation's location in a rural area of Arizona supports the interconnection of renewable energy sources and provides reliable electricity to surrounding communities. Its operation is essential for maintaining grid resilience and meeting the energy demands of the region, contributing to the overall stability of the Western Interconnection.
Environmental context
The substation is situated in a semi-arid region of Arizona, where high temperatures and low humidity can affect equipment performance and maintenance schedules. The surrounding landscape is characterized by desert ecosystems, and the substation's infrastructure is designed to withstand local environmental conditions, including potential dust storms and extreme heat. Its role in integrating renewable energy sources, such as solar power, aligns with regional environmental goals.
Frequently asked questions
Greenlee Substation is located in Arizona, United States, near the coordinates 32.966800, -109.172334.
Greenlee Substation is owned and operated by Tucson Electric Power, a utility company serving southern Arizona.
Greenlee Substation operates at a voltage of 345 kV, which is typical for high-voltage transmission substations in the United States.
As part of the U.S. electrical grid, Greenlee Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 345 kV substation serves as a critical node in the transmission grid, stepping down high-voltage electricity for distribution or interconnecting power plants and load centers.