Overview
Grand Terminal Substation is an operational electrical substation in Phoenix, Arizona, United States, operating at 230 kV for grid stability and power distribution.
Grand Terminal Substation is an operational electrical substation located in Phoenix, Arizona, United States. It operates at a voltage of 230 kV, classifying it as a high-voltage transmission substation critical for regional grid stability and power distribution. The facility is part of the broader US electrical infrastructure, which is regulated by NERC reliability standards and FERC oversight for transmission-level assets. The substation's 230 kV voltage level indicates its role in bulk power transmission, connecting generation sources to distribution networks. In the US, such substations typically employ advanced automation systems compliant with ISO/IEC 61850 standards for efficient monitoring and control. The facility's location in Phoenix, a major urban center, underscores its importance in meeting the electricity demands of a densely populated area with significant commercial and industrial activity. As a key node in the Arizona electrical grid, Grand Terminal Substation supports the integration of diverse energy sources, including natural gas, solar, and nuclear power. Its operational status ensures reliable electricity supply to homes, businesses, and critical infrastructure in the region. The substation's design and maintenance adhere to stringent US regulatory frameworks, ensuring safety and resilience against environmental and operational challenges.
Environmental context
Located in the Sonoran Desert, the substation operates in a hot, arid climate with high summer temperatures that can stress electrical equipment. The facility's urban setting in Phoenix requires careful management of electromagnetic fields and noise to minimize impact on nearby communities. Its role in the grid supports the integration of renewable energy sources like solar, which is abundant in the region, contributing to reduced greenhouse gas emissions.
Frequently asked questions
Grand Terminal Substation is located in Phoenix, Arizona, United States, at coordinates 33.473515, -112.106045.
Grand Terminal Substation operates at 230 kV, a high-voltage level used for bulk power transmission in the US electrical grid.
Electrical substations in the US are regulated by the North American Electric Reliability Corporation (NERC) for reliability standards and the Federal Energy Regulatory Commission (FERC) for transmission-level assets.
A 230 kV substation steps down high-voltage electricity from transmission lines to lower voltages for distribution, ensuring stable and reliable power delivery to urban and industrial areas.
By connecting to the regional grid, Grand Terminal Substation facilitates the transmission of electricity from renewable sources like solar farms in Arizona, helping to reduce carbon emissions.