Overview
Grace Street Substation is an operational electrical substation in the United States, owned and operated by Delmarva Power. It handles voltages of 69 kV and 12.47 kV, serving the local grid.
Grace Street Substation is an operational electrical substation located in the United States, owned and operated by Delmarva Power. The facility plays a role in the regional electrical infrastructure, stepping down transmission voltages for distribution to end users. The substation operates at voltage levels of 69 kV and 12.47 kV, typical for a distribution substation that connects high-voltage transmission lines to lower-voltage distribution networks. As part of the Delmarva Power system, it operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards to ensure grid stability. Grace Street Substation supports the electrical needs of the surrounding community by facilitating reliable power delivery. Its location in the Mid-Atlantic region places it within a densely populated area with significant electricity demand, underscoring its importance to local infrastructure and economic activity.
Environmental context
The substation is situated in a region with a mix of urban and suburban development, where electrical infrastructure must balance reliability with environmental considerations. Voltage levels and equipment age influence the facility's environmental footprint, with modern switchgear reducing SF6 emissions. The substation's role in the grid helps integrate renewable energy sources and supports energy efficiency through reduced transmission losses.
Frequently asked questions
Grace Street Substation is located in the United States, with coordinates 38.782280, -76.227751, within the service area of Delmarva Power.
Grace Street Substation operates at voltage levels of 69 kV and 12.47 kV, typical for a distribution substation stepping down transmission voltage for local distribution.
Grace Street Substation is owned and operated by Delmarva Power, a utility company serving the Delmarva Peninsula region.
As part of the US electrical grid, Grace Street Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets, ensuring grid stability and security.
Substations like Grace Street transform voltage levels, switch circuits, and protect the grid. They are critical for reliable power distribution from transmission lines to consumers.