Overview
Ansonia Substation is an operational electrical substation in Ansonia, Connecticut, owned and operated by United Illuminating Company. It operates at 115 kV, serving the local grid.
Ansonia Substation is an operational electrical substation located in Ansonia, Connecticut, United States. Owned and operated by United Illuminating Company, it is a key node in the regional transmission and distribution network. The substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As part of the United Illuminating Company's network, this substation is subject to regulatory oversight by the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards. The 115 kV voltage level places it in the medium-voltage range, often serving as a link between high-voltage transmission lines and local distribution systems. Substations of this scale commonly use air-insulated switchgear (AIS) or gas-insulated switchgear (GIS) depending on site constraints. The substation plays a critical role in maintaining grid stability and reliability for the Ansonia area. Its urban location in southwestern Connecticut means it supports a mix of residential, commercial, and industrial loads. The facility's operational status ensures continued electricity supply to the community, contributing to the region's economic activity and quality of life.
Environmental context
Located in an urban area of Connecticut, the substation's environmental context includes proximity to residential and commercial zones. The 115 kV voltage level and urban setting necessitate careful management of electromagnetic fields and noise. The substation's design likely incorporates measures to minimize visual impact and ensure safe operation within a built environment.
Frequently asked questions
Ansonia Substation is located in Ansonia, Connecticut, United States, at coordinates 41.347541, -73.085416.
Ansonia Substation operates at a voltage of 115 kV, which is a common sub-transmission voltage level in the United States.
Ansonia Substation is owned and operated by United Illuminating Company, a utility serving customers in Connecticut.
Substations in the United States must comply with NERC reliability standards and FERC regulations for transmission-level assets, as well as local utility requirements.
A 115 kV substation typically steps down voltage from higher transmission levels (e.g., 230 kV or 345 kV) to distribution levels (e.g., 13.8 kV or 4.16 kV), serving as a critical link in the electricity supply chain.