Overview
Milledgeville Primary Substation is an operational electrical substation in Milledgeville, Georgia, owned by Georgia Power. It operates at voltages of 115 kV, 46 kV, and 12 kV, serving the local grid.
Milledgeville Primary Substation is an operational electrical substation located in Milledgeville, Georgia, United States. Owned and operated by Georgia Power, a major utility in the southeastern US, the substation plays a key role in the regional electrical infrastructure. The facility handles multiple voltage levels, including 115 kV for transmission, 46 kV for sub-transmission, and 12 kV for distribution, indicating its function as a primary substation stepping down power from high-voltage transmission lines to lower voltages for local distribution. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. Georgia Power, as part of the Southern Company, adheres to these standards to ensure grid stability. The substation's voltage levels and configuration are typical for a primary substation serving a medium-sized city, with 115 kV being a common transmission voltage in the US. As a key node in the local grid, Milledgeville Primary Substation supports the electrical needs of the Milledgeville area, including residential, commercial, and industrial customers. Its operational status ensures reliable power delivery, contributing to the community's energy security. The substation's location in central Georgia places it within a region with growing energy demand, highlighting its importance for future grid resilience and capacity.
Environmental context
The substation is located in Milledgeville, Georgia, a city in the Piedmont region with a humid subtropical climate. The area experiences hot summers and mild winters, with occasional severe weather such as thunderstorms and tornadoes that can impact grid reliability. The substation's design likely includes measures to withstand such events, ensuring continuous power supply. The surrounding environment includes mixed urban and rural areas, with the Oconee River nearby, which may influence local energy demand patterns.
Frequently asked questions
Milledgeville Primary Substation is located in Milledgeville, Georgia, United States, at coordinates 33.077850, -83.241128.
The substation operates at three voltage levels: 115,000 volts (115 kV) for transmission, 46,000 volts (46 kV) for sub-transmission, and 12,000 volts (12 kV) for distribution.
The substation is owned and operated by Georgia Power, a subsidiary of Southern Company and a major electric utility in the southeastern United States.
Substations in the United States must comply with NERC reliability standards for the bulk power system and FERC regulations for transmission assets. Georgia Power follows these standards to ensure grid stability and safety.
A primary substation steps down high-voltage transmission power (e.g., 115 kV) to lower voltages for sub-transmission and distribution, serving as a critical link between the transmission grid and local distribution networks.