Overview
Hewitt Road Switching Station is an operational substation in Maryland, USA, owned by Southern Maryland Electric Cooperative. It operates at 230 kV and 69 kV, serving the regional grid.
Hewitt Road Switching Station is a substation located in Maryland, United States, owned and operated by Southern Maryland Electric Cooperative. The facility is operational and plays a role in the local electrical infrastructure, handling voltage levels of 230 kV and 69 kV, which are typical for transmission and sub-transmission networks. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring grid reliability and compliance with standards. As part of the Southern Maryland Electric Cooperative's network, it supports the distribution of electricity to residential, commercial, and industrial customers in the region. The facility's location in a rural area of Maryland contributes to grid stability for the surrounding communities. Its dual voltage capability allows for efficient power transfer and integration with both high-voltage transmission lines and lower-voltage distribution systems, enhancing the resilience of the local electrical infrastructure.
Environmental context
The substation is situated in a rural area of southern Maryland, characterized by mixed forest and agricultural land. Its operation supports the local grid, with voltage levels that minimize transmission losses. The facility's design and maintenance follow NERC reliability standards to ensure minimal environmental impact, such as proper oil containment for transformers and vegetation management to prevent outages.
Frequently asked questions
Hewitt Road Switching Station is located in Maryland, United States, at coordinates 38.281116, -76.484922.
The substation operates at 230 kV and 69 kV, which are common for transmission and sub-transmission in the US grid.
The substation is owned by Southern Maryland Electric Cooperative, a member-owned utility serving the region.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A switching station allows for the routing and control of electrical power, enabling grid operators to isolate faults and manage load flows without interrupting service.