Pegasus Substation - Oncor 138 kV Electrical Substation in Texas

Pegasus Substation is an operational electrical substation located in Texas, United States. Owned and operated by Oncor, a major transmission and distribution utility in the state, the facility plays a role in the regional power grid. The substation operates at a voltage of 138 kV, which is a common transmission-level voltage in the United States, indicating its function in stepping down power for distribution or interconnecting transmission lines. Operating under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), Pegasus Substation must comply with mandatory reliability standards. These standards cover areas such as protection systems, maintenance, and cybersecurity. The 138 kV voltage level places it within the category of sub-transmission or transmission assets, which are critical for grid stability and power delivery to local distribution networks. The substation's location in Texas, a state with a large and growing population and significant industrial activity, underscores its importance in supporting reliable electricity supply. As part of Oncor's extensive network, Pegasus Substation contributes to the resilience and capacity of the electric grid in the region, serving residential, commercial, and industrial customers.

The substation is situated in an area characterized by a mix of rural and urban development typical of Texas. The 138 kV voltage level suggests it is a key node for local grid stability, potentially serving nearby communities or industrial loads. The facility's operational status indicates ongoing maintenance and regulatory compliance to mitigate such impacts.