Overview
Mount Hermon Substation is an operational electrical substation in Maryland, United States, owned and operated by Delmarva Power. It handles voltages of 69 kV and 12.47 kV, serving regional grid stability.
Mount Hermon Substation is an operational electrical substation located in Maryland, United States. Owned and operated by Delmarva Power, a subsidiary of Exelon, the facility plays a key role in the regional transmission and distribution network. The substation handles primary voltage levels of 69 kV and 12.47 kV, typical for sub-transmission and distribution applications. As part of the US electrical infrastructure, Mount Hermon Substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and adheres to North American Electric Reliability Corporation (NERC) reliability standards. The substation likely employs modern switchgear and automation systems, including potential use of IEC 61850 for communication and control, to ensure reliable power delivery. The substation serves the local community by stepping down high-voltage transmission power for distribution to residential, commercial, and industrial customers. Its location in Maryland places it within the PJM Interconnection regional transmission organization, which coordinates the movement of wholesale electricity across 13 states and the District of Columbia. The facility contributes to grid resilience and supports the integration of renewable energy sources in the region.
Environmental context
The substation is situated in a rural area of Maryland, surrounded by mixed agricultural and forested land. Its operation involves electromagnetic fields and potential oil containment from transformers, which are managed under environmental regulations. The facility's location away from densely populated areas reduces direct human exposure, while its role in the grid supports energy efficiency and the transition to cleaner power sources.
Frequently asked questions
Mount Hermon Substation is located in Maryland, United States, at coordinates 38.363325, -75.562473. It is owned and operated by Delmarva Power.
Mount Hermon Substation handles primary voltage levels of 69 kV and 12.47 kV, which are typical for sub-transmission and distribution applications in the US electrical grid.
Mount Hermon Substation is owned and operated by Delmarva Power, a subsidiary of Exelon Corporation, which provides electricity to customers in Delaware, Maryland, and Virginia.
As part of the US electrical infrastructure, Mount Hermon Substation must comply with NERC reliability standards and FERC regulations. It operates within the PJM Interconnection regional transmission organization.
Substations like Mount Hermon step down high-voltage transmission power to lower voltages for distribution to homes and businesses. They also provide switching, protection, and monitoring functions to ensure grid stability and reliability.