Overview
Crain Highway Substation is an operational electrical substation owned by Potomac Electric Power Company in the United States. It plays a key role in the regional power grid.
Crain Highway Substation is an operational electrical substation located in the United States, owned and operated by Potomac Electric Power Company (Pepco). As a substation, it serves as a critical node in the transmission and distribution network, stepping down high-voltage electricity for local distribution. The facility is part of the broader Mid-Atlantic grid infrastructure, which is regulated by the Federal Energy Regulatory Commission (FERC) and subject to North American Electric Reliability Corporation (NERC) reliability standards. The substation operates under the jurisdiction of the PJM Interconnection, a regional transmission organization (RTO) that coordinates the movement of wholesale electricity. Typical substations in this region handle voltages ranging from 69 kV to 230 kV for transmission and 12 kV to 34.5 kV for distribution. The facility likely includes modern switchgear and protection systems compliant with ISO/IEC 61850 standards for substation automation. Crain Highway Substation supports the electrical infrastructure of the surrounding communities, ensuring reliable power delivery to residential, commercial, and industrial customers. Its location near major transportation routes facilitates maintenance and emergency response. The substation's operational status contributes to grid stability and resilience in the region, aligning with Pepco's commitment to service reliability.
Environmental context
The substation is situated in a suburban area near Crain Highway, a major roadway in Prince George's County, Maryland. The local environment includes a mix of residential and commercial developments, with proximity to natural areas such as the Patuxent River watershed. Substations in such settings typically have minimal direct environmental impact, though they require careful management of insulating fluids and electromagnetic fields. The facility's design likely incorporates measures to mitigate visual and noise impacts on the surrounding community.
Frequently asked questions
Crain Highway Substation is located in the United States, near Crain Highway in Prince George's County, Maryland. The exact coordinates are 38.790562 N, -76.785273 W.
Crain Highway Substation is owned and operated by Potomac Electric Power Company (Pepco), a utility serving the Washington, D.C., metropolitan area.
As a substation, it transforms high-voltage electricity from transmission lines to lower voltages for distribution to homes and businesses. It also provides switching, protection, and monitoring functions to ensure grid reliability.
The substation operates under FERC regulations and NERC reliability standards, including compliance with CIP (Critical Infrastructure Protection) requirements. It also follows ISO/IEC 61850 standards for substation automation.
By stepping down voltage and routing power, the substation helps balance load and maintain voltage levels within the PJM Interconnection grid, supporting reliable electricity delivery to the region.