Overview
Callahan Divide Wind Substation is an operational electrical substation in Texas, United States, owned and operated by NextEra Energy. It operates at 138 kV, supporting wind energy transmission.
Callahan Divide Wind Substation is an operational electrical substation located in Texas, United States, owned and operated by NextEra Energy. The facility operates at a voltage of 138 kV, which is typical for medium-to-high voltage substations connecting wind farms to the transmission grid. As part of the Callahan Divide Wind Energy Center, this substation plays a critical role in collecting and transmitting power from wind turbines to the broader electrical network. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. In Texas, the Electric Reliability Council of Texas (ERCOT) manages the grid, and this substation likely adheres to ERCOT's interconnection and operational requirements. The 138 kV voltage level is common for regional transmission, balancing efficiency and cost. Environmentally, the substation supports renewable energy generation, reducing reliance on fossil fuels. Its location in west Texas, a region with high wind potential, aligns with the state's growing wind energy capacity. The facility's operation contributes to grid stability and enables the integration of variable renewable resources, supporting broader decarbonization goals.
Environmental context
The substation is situated in a semi-arid region of west Texas, characterized by grasslands and agricultural land. The area has high wind speeds, making it ideal for wind energy generation. The facility's operation supports the displacement of fossil fuel-based electricity, reducing greenhouse gas emissions. However, substations can have localized impacts such as electromagnetic fields and land use, though these are typically managed through siting and mitigation practices.
Frequently asked questions
Callahan Divide Wind Substation is located in Texas, United States, near coordinates 32.300545, -99.974072. It serves the Callahan Divide Wind Energy Center.
The substation operates at 138 kV, a standard voltage for regional transmission and wind farm interconnection.
The substation is owned and operated by NextEra Energy, a leading renewable energy company in the United States.
The substation must comply with NERC reliability standards and FERC regulations for the US bulk power system. In Texas, it also follows ERCOT grid interconnection requirements.
Wind substations collect electricity from multiple wind turbines, step up the voltage for transmission, and connect to the grid. They are essential for integrating renewable energy into the power system.