Laredo Street Substation - 138 kV CPS Energy Substation in San Antonio, Texas

Laredo Street Substation is an operational electrical substation located in San Antonio, Texas, United States. Owned and operated by CPS Energy, the facility operates at a voltage of 138 kV, classifying it as a medium-to-high voltage substation critical for regional power distribution. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring compliance with reliability standards for transmission-level assets. CPS Energy, the municipal utility serving San Antonio, manages this facility as part of its extensive network to maintain grid stability and meet local demand. As part of the San Antonio electrical infrastructure, Laredo Street Substation supports the city's growing energy needs, contributing to the resilience and reliability of the local grid. Its urban location underscores its importance in serving residential, commercial, and industrial customers in the area.

Located in an urban area of San Antonio, the substation's environmental context is shaped by its role in supporting city infrastructure. The 138 kV voltage level indicates moderate transmission capacity, with typical environmental considerations including electromagnetic field management and stormwater runoff controls. Urban substations often integrate noise mitigation and visual screening to minimize neighborhood impact.