Overview
Dauphin Substation is an operational electrical substation in Pennsylvania, United States, owned by PPL. It operates at 230 kV and 69 kV, serving as a key node in the regional grid.
Dauphin Substation is an operational electrical substation located in Pennsylvania, United States. Owned and operated by PPL, this facility plays a critical role in the regional electrical infrastructure by stepping down transmission voltages for distribution. The substation is part of the broader PJM Interconnection grid, which coordinates the movement of wholesale electricity in all or parts of 13 states and the District of Columbia. The substation's voltage levels are 230 kV and 69 kV, indicating its role in both high-voltage transmission and sub-transmission. As a substation, it houses switchgear, transformers, and protection equipment to ensure reliable power flow. PPL, a major utility in the region, operates this facility under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards to maintain grid stability. Located in central Pennsylvania, Dauphin Substation supports the local community by providing electricity to residential, commercial, and industrial customers. Its strategic position within the transmission network helps maintain voltage stability and power quality. The substation's operational status ensures continued service to the region, contributing to the overall resilience of the U.S. electrical grid.
Environmental context
The substation is situated in a mixed urban and rural area of Pennsylvania, where electrical infrastructure must balance reliability with environmental considerations. The surrounding landscape includes residential zones and agricultural land, requiring careful management of electromagnetic fields and visual impact. The facility's operation aligns with state and federal environmental regulations, including those related to stormwater runoff and hazardous materials handling.
Frequently asked questions
Dauphin Substation is located in Pennsylvania, United States, at coordinates 40.384028, -76.906741. It is owned and operated by PPL.
Dauphin Substation operates at 230 kV and 69 kV, serving both transmission and sub-transmission functions within the regional grid.
Dauphin Substation is owned by PPL, a major utility company serving Pennsylvania and other regions.
As part of the U.S. electrical grid, Dauphin Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
Substations like Dauphin transform voltage levels, switch circuits, and protect equipment to ensure reliable electricity transmission and distribution to consumers.