Overview
San Saba Switching Substation is an operational electrical substation in Texas, United States, owned by the Lower Colorado River Authority. It operates at 138 kV and 69 kV voltage levels.
San Saba Switching Substation is an operational electrical substation located in Texas, United States. Owned by the Lower Colorado River Authority, this facility plays a key role in the regional electrical grid. The substation operates at voltage levels of 138 kV and 69 kV, indicating its function in both transmission and sub-transmission networks. 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. As part of the Electric Reliability Council of Texas (ERCOT) interconnection, it adheres to regional grid reliability requirements. The facility's voltage levels suggest it serves as a switching station that routes power between transmission lines. This substation supports the electrical infrastructure of central Texas, contributing to grid stability and power distribution for the surrounding area. Its location in a rural region underscores its importance in connecting remote generation sources to load centers. The Lower Colorado River Authority's ownership highlights its role in managing water and power resources in the Colorado River basin.
Environmental context
The substation is located in a rural area of central Texas, characterized by rolling hills and agricultural land. The local environment is subject to hot summers and occasional severe weather, including thunderstorms and tornadoes, which can impact grid reliability. The facility's design likely includes measures to withstand such conditions, such as robust grounding and surge protection. The surrounding ecosystem includes grasslands and riparian zones, with minimal direct environmental impact from the substation itself.
Frequently asked questions
San Saba Switching Substation is located in Texas, United States, near the city of San Saba. Its coordinates are approximately 31.2359 N, -98.6718 W.
San Saba Switching Substation operates at two voltage levels: 138 kV and 69 kV. These voltages indicate its role in both transmission and sub-transmission networks.
San Saba Switching Substation is owned by the Lower Colorado River Authority (LCRA), a public utility that manages water and power resources in the Colorado River basin of Texas.
As part of the US electrical grid, this substation must comply with NERC reliability standards and FERC regulations. It also operates within the ERCOT interconnection, which has additional regional grid reliability requirements.
A switching substation routes electrical power between transmission lines without transforming voltage. It allows for grid flexibility and reliability by enabling power to be redirected as needed.