Overview
Lon Hill Substation is an operational electrical substation in Texas, United States, owned by American Electric Power. It operates at voltage levels of 345 kV, 138 kV, and 69 kV, serving as a key node in the regional transmission grid.
Lon Hill Substation is an operational electrical substation located in Texas, United States. Owned by American Electric Power, the facility handles multiple voltage levels including 345 kV, 138 kV, and 69 kV, indicating its role in both high-voltage transmission and sub-transmission distribution. The substation is situated in an area with significant industrial and residential demand, supporting grid stability for the surrounding region. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for bulk power systems. As part of the U.S. transmission network, it adheres to NERC's Critical Infrastructure Protection (CIP) standards and participates in regional reliability coordination through the Southwest Power Pool (SPP) or the Electric Reliability Council of Texas (ERCOT), depending on its interconnection. The 345 kV voltage level classifies it as a major transmission asset, critical for long-distance power transfer and grid resilience. Environmental considerations for this substation include its location in a region prone to extreme weather events such as hurricanes and heatwaves, which can stress electrical infrastructure. The facility's design likely incorporates measures to withstand such conditions, ensuring continuous power supply to communities and industries. As part of American Electric Power's network, Lon Hill Substation contributes to the reliable delivery of electricity across Texas, supporting economic activity and public services.
Environmental context
The substation is located in a coastal region of Texas, which experiences high temperatures, humidity, and occasional hurricanes. These conditions necessitate robust infrastructure design to prevent outages and ensure grid stability. The facility's voltage levels suggest it plays a role in integrating renewable energy sources, such as wind power from the Gulf Coast, into the grid. Its operation must comply with environmental regulations regarding electromagnetic fields and land use, though specific impacts are managed through standard industry practices.
Frequently asked questions
Lon Hill Substation is located in Texas, United States, at coordinates 27.843853, -97.615599. It is owned and operated by American Electric Power.
Lon Hill Substation operates at voltage levels of 345 kV, 138 kV, and 69 kV, making it a key facility for both high-voltage transmission and sub-transmission distribution.
Lon Hill Substation is owned by American Electric Power, one of the largest electric utilities in the United States, serving millions of customers across multiple states.
Substations in the United States must comply with NERC reliability standards and FERC regulations. For transmission-level assets, NERC's Critical Infrastructure Protection (CIP) standards are particularly relevant, ensuring cybersecurity and physical security.
A 345 kV substation is a high-voltage transmission asset that facilitates long-distance power transfer, interconnects different parts of the grid, and steps down voltage for distribution. It is critical for grid stability and reliability.