Overview
Intermediate Substation, operated by CenterPoint Energy in Houston, Texas, is a key electrical infrastructure node handling 138 kV and 12.5 kV voltage levels for grid stability.
Intermediate Substation is an operational electrical substation located in Houston, Texas, United States. Owned and operated by CenterPoint Energy, it serves as a critical node in the regional power grid, stepping down transmission-level voltage for local distribution. The substation operates at dual voltage levels of 138 kV and 12.5 kV, indicating its role in both transmission and distribution. As part of the US electrical infrastructure, it falls under NERC reliability standards and FERC regulation, ensuring grid stability and compliance with mandatory reliability requirements. CenterPoint Energy is a major utility serving the Houston area, and this substation supports the growing energy demands of the region. Located in a densely populated urban area, the substation plays a vital role in maintaining reliable electricity supply to residential, commercial, and industrial customers. Its strategic position within the grid enhances system resilience and supports the integration of distributed energy resources. The facility's operational status underscores its ongoing contribution to the local energy landscape.
Environmental context
The substation's urban location in Houston, Texas, places it within a region prone to extreme weather events such as hurricanes and flooding, which can impact grid reliability. The facility's voltage levels and design likely incorporate resilience measures to withstand such conditions. Its role in voltage regulation and power distribution helps mitigate environmental impacts by ensuring efficient electricity delivery and reducing transmission losses.
Frequently asked questions
Intermediate Substation is located in Houston, Texas, United States, at coordinates 29.606675, -95.446888.
Intermediate Substation operates at 138 kV for transmission and 12.5 kV for distribution, serving as a step-down substation.
Intermediate Substation is owned and operated by CenterPoint Energy, a major utility company serving the Houston metropolitan area.
As part of the US electrical grid, Intermediate Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
By stepping down high-voltage transmission power to distribution levels, the substation ensures stable electricity supply to urban customers and supports grid resilience.