Overview
Williams Grove Substation is an operational electrical substation in Pennsylvania, United States, owned and operated by PPL. It handles voltages of 230 kV and 69 kV, serving as a key node in the regional transmission grid.
Williams Grove Substation is an operational electrical substation located in Pennsylvania, United States. Owned and operated by PPL, the facility serves as a critical component of the regional power transmission network, stepping down high-voltage electricity for distribution to local communities and industries. The substation operates at two voltage levels: 230 kV and 69 kV, indicating its role in both high-voltage transmission and sub-transmission. As part of PPL's infrastructure, it adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for transmission-level assets. The facility likely employs modern switchgear and protection systems to ensure grid stability and safety. Located in south-central Pennsylvania, the substation supports the region's energy needs, including residential, commercial, and industrial loads. Its strategic position within the PJM Interconnection market helps maintain reliable electricity supply and facilitates power flow across the mid-Atlantic region. The facility's operational status underscores its ongoing contribution to grid resilience.
Environmental context
The substation is situated in a rural area of Pennsylvania, where land use is predominantly agricultural with scattered residential developments. The surrounding environment includes woodlands and farmland, which may be sensitive to electromagnetic fields and habitat fragmentation. As part of the electrical infrastructure, the facility is designed to minimize environmental impact through proper siting and compliance with local regulations, though its presence contributes to the broader landscape of energy transmission corridors.
Frequently asked questions
Williams Grove Substation is located in Pennsylvania, United States, near coordinates 40.175178, -77.009961.
The substation operates at 230 kV and 69 kV, serving both high-voltage transmission and sub-transmission functions.
The substation is owned and operated by PPL, a major utility company in the United States.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations for transmission assets.
It serves as a key node in the regional transmission network, stepping down high-voltage electricity for distribution to local communities and industries within the PJM Interconnection market.