Overview
Jirou Substation is an operational electrical substation in the United States, owned and operated by Entergy. It handles voltages of 69 kV and 4.16 kV, supporting regional grid stability.
Jirou Substation is an operational electrical substation located in the United States, owned and operated by Entergy. The facility plays a key role in the regional power grid, stepping down transmission-level voltage for local distribution. The substation operates at voltage levels of 69,000 volts (69 kV) and 4,160 volts (4.16 kV), typical for a medium-voltage substation that connects transmission lines to distribution networks. As part of the Entergy system, it adheres to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations, ensuring grid stability and compliance. Located near Beaumont, Texas, the substation supports the electrical infrastructure of the surrounding industrial and residential areas. Its operational status contributes to the reliability of power supply in the region, which is prone to weather-related disruptions. The facility's design and maintenance follow industry standards for substation automation and safety.
Environmental context
The substation is situated in a region with a humid subtropical climate, where extreme weather events such as hurricanes and thunderstorms can impact grid reliability. Its location in an industrial area near Beaumont, Texas, means it supports both residential and petrochemical loads. The facility's voltage levels and equipment age influence its environmental footprint, with modern switchgear reducing SF6 emissions and improving efficiency.
Frequently asked questions
Jirou Substation is located in the United States, near Beaumont, Texas, at coordinates 30.091293, -94.108073.
Jirou Substation operates at voltage levels of 69,000 volts (69 kV) and 4,160 volts (4.16 kV), typical for a medium-voltage substation.
Jirou Substation is owned and operated by Entergy, a major utility company in the southern United States.
As part of the US power grid, Jirou Substation must comply with NERC reliability standards and FERC regulations for transmission and distribution assets.
Substations like Jirou step down high-voltage transmission power to lower voltages for distribution to homes and businesses, ensuring safe and reliable electricity delivery.