Overview
Sweeny Substation, operated by Texas-New Mexico Power, is an operational electrical substation in Texas, United States. It handles voltages of 138 kV and 12.5 kV, serving the local grid.
Sweeny Substation is an operational electrical substation located in Texas, United States, and operated by Texas-New Mexico Power. The facility handles transmission-level voltage of 138 kV and distribution-level voltage of 12.5 kV, indicating its role in stepping down power for local distribution. As part of the U.S. electrical infrastructure, the substation operates under North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) regulation for transmission assets. The dual voltage levels suggest it serves both transmission and distribution functions, typical for substations in suburban or industrial areas. The substation's location in Texas places it within the Electric Reliability Council of Texas (ERCOT) grid, which manages about 90% of the state's electric load. Its operational status and voltage capacity indicate it plays a role in maintaining grid stability and power delivery to the surrounding region.
Environmental context
The substation is situated in a region with a subtropical climate, where extreme weather events like hurricanes and heatwaves can stress electrical infrastructure. Its location near Sweeny, Texas, an area with industrial activity including oil and gas, means the substation supports both residential and industrial loads. Proper maintenance and vegetation management are critical to prevent outages during storms.
Frequently asked questions
Sweeny Substation is located in Texas, United States, near the city of Sweeny. Its coordinates are approximately 29.0554° N, -95.6871° W.
Sweeny Substation is operated by Texas-New Mexico Power, a utility company serving parts of Texas and New Mexico.
Sweeny Substation handles transmission voltage of 138 kV and distribution voltage of 12.5 kV, indicating it serves as a step-down substation.
As part of the U.S. electrical grid, Sweeny Substation must comply with NERC reliability standards and FERC regulations for transmission assets. It operates within the ERCOT interconnection.
Substations like Sweeny transform voltage levels for efficient transmission and distribution, isolate faults, and help maintain grid stability by routing power to where it is needed.