Overview
Greens Bayou 345kV Substation is an operational electrical substation in Houston, Texas, owned and operated by CenterPoint Energy. It operates at 345 kV, a key transmission voltage for the US grid.
Greens Bayou 345kV Substation is a high-voltage electrical substation located in Houston, Texas, United States. Owned and operated by CenterPoint Energy, the facility plays a critical role in the regional transmission network, stepping down voltage from 345 kV for distribution to industrial, commercial, and residential customers. As a 345 kV substation, it is classified as a major transmission asset within the US electrical infrastructure. The substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and adheres to North American Electric Reliability Corporation (NERC) reliability standards. Its 345 kV voltage level indicates it is part of the bulk power system, connecting generation sources to load centers. The facility likely employs modern switchgear and protection systems compliant with ISO/IEC 61850 standards for substation automation, ensuring reliable and efficient grid operation. Located in the Houston metropolitan area, Greens Bayou 345kV Substation supports one of the largest industrial and petrochemical hubs in the United States. Its strategic position within the ERCOT (Electric Reliability Council of Texas) grid enhances grid stability and resilience, particularly during peak demand periods. The substation's operational status underscores its ongoing contribution to the region's energy security and economic activity.
Environmental context
The substation is situated in a coastal plain environment near the Greens Bayou, a tributary of the Houston Ship Channel. The area is characterized by flat terrain and a humid subtropical climate, with frequent thunderstorms and hurricane risks. The facility's design likely incorporates flood mitigation measures and robust grounding systems to withstand extreme weather events common to the Gulf Coast region.
Frequently asked questions
Greens Bayou 345kV Substation is located in Houston, Texas, United States, near the Greens Bayou waterway.
The substation is owned and operated by CenterPoint Energy, a major electric and gas utility serving the Houston area.
The substation operates at 345 kV, which is a high-voltage transmission level used for long-distance power transfer in the US grid.
As part of the US bulk power system, Greens Bayou 345kV Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 345 kV substation steps down high-voltage electricity from transmission lines to lower voltages for distribution, serving as a critical node in the power network.