Overview
Nacogdoches Road Substation is an operational electrical substation in San Antonio, Texas, owned and operated by CPS Energy. It operates at 138 kV, serving the local grid.
Nacogdoches Road Substation is an operational electrical substation located in San Antonio, Texas, United States. Owned and operated by CPS Energy, the facility plays a key role in the region's electrical infrastructure by stepping down transmission voltages for distribution. The substation operates at a voltage of 138 kV, which is typical for sub-transmission or distribution-level facilities in the United States. As part of CPS Energy's network, it is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) oversight for grid stability and security. Located in a growing urban area, the substation supports residential, commercial, and industrial customers in San Antonio. Its operational status ensures continued reliability for the local community, contributing to the resilience of the regional power grid.
Environmental context
The substation is situated in an urban environment in San Antonio, Texas, where land use is predominantly residential and commercial. Electrical infrastructure in such settings must balance reliability with community impact, including electromagnetic field considerations and visual integration. The 138 kV voltage level indicates moderate-scale equipment, typically with oil-filled transformers that require spill containment measures to protect local waterways.
Frequently asked questions
Nacogdoches Road Substation is located in San Antonio, Texas, United States, near the intersection of Nacogdoches Road and Interstate 35.
The substation is owned and operated by CPS Energy, the municipal electric utility serving San Antonio and Bexar County.
Nacogdoches Road Substation operates at 138 kV, a common voltage for sub-transmission and distribution substations in the United States.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 138 kV substation typically steps down transmission voltage to distribution levels, serving local residential, commercial, and industrial customers while maintaining grid reliability.