Overview
Georgetown South Substation is an operational 138 kV substation in Georgetown, Texas, owned and operated by the Lower Colorado River Authority, serving the regional electrical grid.
Georgetown South Substation is an operational electrical substation located in Georgetown, Texas, United States. Owned and operated by the Lower Colorado River Authority (LCRA), the facility operates at a voltage of 138 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution networks. The substation plays a key role in the LCRA's transmission system, which serves central Texas. The substation is part of the broader ERCOT (Electric Reliability Council of Texas) grid, which operates under NERC reliability standards and FERC regulation for interstate transmission. At 138 kV, Georgetown South Substation likely serves as a step-down point from higher voltage transmission lines to distribution feeders, supporting local industrial, commercial, and residential loads. The facility's location in a growing suburban area near Austin underscores its importance for grid stability and capacity. Operationally, the substation contributes to the reliability of electricity supply in Williamson County and the surrounding region. As part of the LCRA's network, it supports the integration of renewable energy sources, including wind and solar, which are increasingly prevalent in Texas. Its operational status indicates ongoing maintenance and compliance with NERC standards.
Environmental context
The substation is situated in a rapidly urbanizing area of central Texas, where land use transitions from agricultural to residential and commercial. The local environment includes the Edwards Aquifer recharge zone, requiring careful management of stormwater runoff and potential transformer oil spills. The facility's operation aligns with ERCOT's grid reliability requirements, which include environmental compliance for electromagnetic fields and noise. The surrounding ecosystem supports wildlife corridors, and the substation's footprint is minimal compared to the broader landscape.
Frequently asked questions
Georgetown South Substation is located in Georgetown, Texas, United States, at coordinates 30.588514, -97.683233.
Georgetown South Substation operates at 138 kV, which is a common voltage for sub-transmission and distribution substations in the United States.
The substation is owned and operated by the Lower Colorado River Authority (LCRA), a public utility that provides electricity and water services in central Texas.
As part of the ERCOT grid, the substation is subject to NERC reliability standards and FERC regulation for transmission-level assets, ensuring grid stability and compliance.
A 138 kV substation typically steps down higher transmission voltages for distribution to local areas, serving as a critical node for reliable electricity supply to communities and industries.