Overview
Red Rock Substation is an operational electrical substation in Texas, United States, owned by the Lower Colorado River Authority. It operates at 138 kV and 12.5 kV, serving the regional grid.
Red Rock Substation is an operational electrical substation located in Texas, United States. Owned by the Lower Colorado River Authority (LCRA), it plays a key role in the state's electrical infrastructure. The substation operates at voltage levels of 138 kV and 12.5 kV, indicating its function in both transmission and distribution. As part of the LCRA's network, Red Rock Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulation for transmission assets. The substation's dual voltage levels suggest it serves as a step-down point, connecting high-voltage transmission lines to lower-voltage distribution networks. In Texas, substations like this are critical for integrating renewable energy sources, particularly wind and solar, which are abundant in the region. The substation's location in central Texas places it within a region experiencing rapid population growth and increasing electricity demand. Its role in the LCRA system supports reliability for residential, commercial, and industrial customers. The substation's operational status ensures continued grid stability and energy delivery to the surrounding communities.
Environmental context
The substation is located in a rural area of central Texas, characterized by rolling hills and agricultural land. The region's climate includes hot summers and mild winters, with occasional severe weather such as thunderstorms and tornadoes. Substations in this area must be designed to withstand extreme heat and storm events to maintain grid reliability. The LCRA's operations also consider environmental stewardship, including habitat conservation and water resource management, given the proximity to the Colorado River.
Frequently asked questions
Red Rock Substation is located in Texas, United States, near the Colorado River. Its coordinates are approximately 29.96° N, 97.45° W.
Red Rock Substation is owned by the Lower Colorado River Authority (LCRA), a public utility that provides electricity and water services in Texas.
Red Rock Substation operates at 138 kV (transmission) and 12.5 kV (distribution), indicating it serves as a step-down substation.
As part of the US electrical grid, Red Rock Substation must comply with NERC reliability standards and FERC regulations for transmission assets.
Substations like Red Rock transform voltage levels, switch circuits, and ensure reliable power distribution. They are critical for grid stability and integrating renewable energy sources.