Overview
Flatrock Substation is an operational electrical substation in Texas, United States, owned and operated by Pedernales Electric Cooperative. It operates at a voltage of 138 kV, serving the local grid.
Flatrock Substation is an operational electrical substation located in Texas, United States. Owned and operated by Pedernales Electric Cooperative, the facility plays a key role in the regional power distribution network. The substation operates at a voltage of 138 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As part of the U.S. electrical grid, Flatrock Substation operates under the regulatory framework established by the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies set reliability standards for the bulk power system, including voltage regulation, protection systems, and maintenance practices. The substation's equipment likely includes circuit breakers, transformers, and switchgear compliant with IEEE and ANSI standards. The substation serves the growing community in the Texas Hill Country, supporting residential, commercial, and agricultural loads. Pedernales Electric Cooperative is one of the largest electric cooperatives in the United States, and Flatrock Substation contributes to the reliability and resilience of the local distribution network. Its strategic location helps maintain voltage stability and power quality for end-users.
Environmental context
The substation is located in a rural area of Texas, characterized by rolling hills and a mix of ranchland and residential developments. The local environment is subject to hot summers and occasional severe weather, including thunderstorms and winter storms, which can impact grid reliability. Substations like Flatrock are designed with environmental considerations such as stormwater management and wildlife protection, though specific measures are not detailed.
Frequently asked questions
Flatrock Substation is located in Texas, United States, at coordinates 30.509795, -98.205986. It is operated by Pedernales Electric Cooperative.
Flatrock Substation operates at a voltage of 138 kV, which is a common sub-transmission voltage level in the United States.
Flatrock Substation is owned and operated by Pedernales Electric Cooperative, a major electric cooperative serving central Texas.
As part of the U.S. bulk power system, Flatrock Substation must comply with NERC reliability standards and FERC regulations, including requirements for voltage control, protection systems, and maintenance.
A 138 kV substation typically steps down transmission-level voltage to distribution levels, serving as a critical node for local power distribution and ensuring voltage stability for residential and commercial customers.