Risk: Low Substation Operational

Andrews County South Switching Station - 345 kV Substation in Texas, USA

United States

Overview

Andrews County South Switching Station is a 345 kV substation in Texas, USA, operated by Sharyland Utilities. It plays a key role in regional grid stability and power transmission.

Andrews County South Switching Station is a high-voltage substation located in Andrews County, Texas, United States. Operated by Sharyland Utilities, this facility operates at 345 kV, a common transmission voltage level that supports bulk power transfer across the Electric Reliability Council of Texas (ERCOT) grid. As a switching station, it facilitates the routing and control of electrical power without transformation, serving as a critical node in the regional infrastructure. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Texas Reliability Entity (TRE), ensuring compliance with reliability standards for grid stability. The 345 kV voltage class indicates a large-scale facility, typical for long-distance transmission and interconnection with major generation sources. Sharyland Utilities, the owner and operator, is a transmission-only utility serving West Texas, emphasizing the station's role in connecting remote renewable energy resources to load centers. Environmentally, the substation is situated in a semi-arid region of West Texas, characterized by oil and gas operations and growing wind and solar farms. Its operation supports the integration of renewable energy, reducing reliance on fossil fuels. The facility's design includes measures to minimize electromagnetic field exposure and ensure safe operation, aligning with industry best practices for environmental stewardship.

Environmental context

Located in the semi-arid Permian Basin region of West Texas, the substation supports the integration of renewable energy sources like wind and solar, which are abundant in the area. The 345 kV voltage level allows efficient long-distance transmission, reducing line losses and environmental impact. The facility's operation adheres to NERC standards for environmental protection, including vegetation management and spill prevention.

Frequently asked questions

Andrews County South Switching Station is located in Andrews County, Texas, United States, near the coordinates 32.164930, -102.777330.

The substation operates at 345 kV, a high transmission voltage used for bulk power transfer across the ERCOT grid.

The substation is owned and operated by Sharyland Utilities, a transmission utility serving West Texas.

The substation must comply with NERC reliability standards and is under the jurisdiction of the Texas Reliability Entity (TRE), ensuring grid stability and security.

A switching station routes and controls electrical power without transforming voltage, serving as a critical node for grid flexibility and reliability.
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