Overview
Harmony Hills 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.
Harmony Hills 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 regional power distribution network, stepping down transmission-level voltage for local consumption. The substation operates at 138 kV, a common voltage level for sub-transmission and distribution in the United States. As part of CPS Energy's infrastructure, it is subject to NERC reliability standards and FERC regulations, ensuring grid stability and compliance with federal and state requirements. The facility's urban location in San Antonio places it within a densely populated area, requiring robust design and maintenance to meet demand. Environmentally, the substation supports the electrical infrastructure of a major Texas city, contributing to the reliability of power for residential, commercial, and industrial users. Its operation aligns with CPS Energy's commitment to providing safe and reliable electricity, while the surrounding urban context necessitates careful management of electromagnetic fields and noise.
Environmental context
Located in an urban area of San Antonio, Texas, the substation operates within a densely populated environment. The 138 kV voltage level indicates a role in sub-transmission or distribution, with potential impacts on local electromagnetic fields and noise. Typical urban substations are designed with mitigation measures for environmental and community concerns.
Frequently asked questions
Harmony Hills Substation is located in San Antonio, Texas, United States, at coordinates 29.554009, -98.506004.
The substation is owned and operated by CPS Energy, the municipal electric utility serving San Antonio and surrounding areas.
Harmony Hills Substation operates at 138 kV, a common voltage for sub-transmission and distribution in the US grid.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation typically steps down transmission voltage for distribution to local networks, serving urban or suburban areas with medium to high demand.