Overview
St. Clair Substation is an operational electrical substation in Pennsylvania, United States, owned and operated by West Penn Power. It operates at a voltage of 138 kV, serving the regional grid.
St. Clair Substation is an operational electrical substation located in Pennsylvania, United States. Owned and operated by West Penn Power, this facility plays a key role in the regional electrical infrastructure, stepping down transmission voltages for distribution to local communities. The substation operates at a voltage of 138 kV, which is typical for sub-transmission or high-voltage distribution in the United States. As part of the PJM Interconnection grid, it adheres to NERC reliability standards and FERC regulations, ensuring stable and secure power delivery. The facility's equipment likely includes circuit breakers, transformers, and switchgear compliant with IEEE standards. Located in an urbanized area of Pennsylvania, St. Clair Substation supports the electrical needs of residential, commercial, and industrial customers. Its strategic position within the grid enhances local reliability and resilience, contributing to the overall stability of the regional power system.
Environmental context
The substation's location in a developed area of Pennsylvania means it operates within a landscape shaped by urban and suburban infrastructure. Electrical substations like St. Clair are designed to minimize environmental impact through containment of insulating fluids and adherence to electromagnetic field guidelines. The facility's role in grid stability supports the integration of renewable energy sources, reducing reliance on fossil fuels.
Frequently asked questions
St. Clair Substation is located in Pennsylvania, United States, at coordinates 40.353611, -80.087480.
St. Clair Substation operates at a voltage of 138 kV, which is typical for sub-transmission or high-voltage distribution in the US.
St. Clair Substation is owned and operated by West Penn Power, a utility serving parts of Pennsylvania.
As part of the US electrical grid, St. Clair Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation typically steps down transmission voltages for distribution to local networks, ensuring reliable power delivery to homes and businesses.