Overview
Legionville Substation is an operational electrical substation owned by Duquesne Light in the United States. It operates at a voltage of 138 kV, serving the regional power grid.
Legionville Substation is an electrical substation located in the United States, owned and operated by Duquesne Light. The facility is operational and plays a role in the regional transmission network, handling voltage at 138 kV, which is typical for sub-transmission and distribution-level infrastructure. As a substation operating under the jurisdiction of the United States, it adheres to NERC reliability standards and FERC regulations for grid stability and safety. The 138 kV voltage level places it in the medium-to-high voltage range, commonly used for distributing power from transmission lines to local distribution networks. Duquesne Light, the owner and operator, is a major utility serving the Pittsburgh area, ensuring compliance with regional grid codes. The substation's location near Pittsburgh, Pennsylvania, supports the electrical infrastructure for a densely populated urban and industrial region. Its role in voltage transformation and switching contributes to grid reliability and resilience, facilitating power delivery to residential, commercial, and industrial customers in the area.
Environmental context
The substation is situated in an urbanized area of western Pennsylvania, where the local environment is characterized by a mix of industrial and residential zones. Electrical infrastructure like Legionville Substation is critical for maintaining grid stability in regions with high energy demand. The facility's voltage level and operational status indicate its role in supporting the regional power network, with potential environmental considerations related to electromagnetic fields and land use.
Frequently asked questions
Legionville Substation is located in the United States, near Pittsburgh, Pennsylvania, at coordinates 40.613819, -80.224547.
Legionville Substation operates at a voltage of 138 kV, which is a common voltage level for sub-transmission and distribution substations in the United States.
Legionville Substation is owned and operated by Duquesne Light, a major electric utility serving the Pittsburgh metropolitan area.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for interstate transmission. Additionally, local utility standards and ISO/RTO requirements apply.
A 138 kV substation typically steps down voltage from higher transmission levels (e.g., 230 kV or 500 kV) to distribution levels, or switches power within the sub-transmission network, ensuring reliable electricity delivery to local areas.