Overview
Onion Creek Substation is an operational electrical substation owned by Austin Energy in the United States, operating at 138 kV to support grid stability.
Onion Creek Substation is an operational electrical substation located in the United States, owned and operated by Austin Energy. The facility operates at a voltage of 138 kV, classifying it as a medium-to-high voltage substation critical for regional power distribution and grid reliability. As part of the U.S. electrical infrastructure, Onion Creek Substation adheres to NERC reliability standards and FERC regulations for transmission-level assets. The 138 kV voltage level is typical for subtransmission systems that connect bulk power sources to distribution networks, ensuring efficient electricity delivery to urban and suburban areas. The substation plays a key role in Austin Energy's grid, supporting the growing energy demands of the Austin metropolitan area. Its operational status contributes to the resilience and stability of the local electrical network, facilitating reliable power supply to residential, commercial, and industrial customers.
Environmental context
Located in an urbanizing area near Austin, Texas, the substation's 138 kV infrastructure supports grid stability amid population growth. The facility's design and operation consider local environmental factors, including heat and storm resilience, typical for substations in the region.
Frequently asked questions
Onion Creek Substation is located in the United States, near Austin, Texas, at coordinates 30.210310, -97.617130.
Onion Creek Substation operates at a voltage of 138 kV, which is a common subtransmission voltage level in the United States.
Onion Creek Substation is owned and operated by Austin Energy, a public utility serving the Austin, Texas area.
As part of the U.S. electrical grid, Onion Creek Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation like Onion Creek serves as a critical node in the power grid, stepping down transmission voltages for distribution or interconnecting generation sources to the grid.