Risk: Medium Substation Operational

South End Substation - Stamford, Connecticut Electrical Substation

United States

Overview

South End Substation is an operational 115 kV substation in Stamford, Connecticut, owned and operated by Eversource. It plays a key role in the regional electrical grid.

South End Substation is an operational electrical substation located in Stamford, Connecticut, United States. Owned and operated by Eversource, the facility operates at a voltage of 115 kV, placing it within the sub-transmission to transmission voltage range typical for distributing power to urban and suburban areas. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. As part of the New England grid, it adheres to ISO New England's operational protocols. The 115 kV voltage level is common for distribution substations that serve load centers, and the facility likely includes modern switchgear and protection systems compliant with industry standards. As a key node in Eversource's network, South End Substation supports the electrical infrastructure of Stamford and surrounding communities. Its urban location underscores its importance for maintaining grid stability and meeting the electricity demands of a densely populated area. The substation's operational status ensures continued reliability for residential, commercial, and industrial customers.

Environmental context

Located in an urban area of Stamford, Connecticut, the substation's environmental context is shaped by its role in delivering electricity to a dense population center. The facility's 115 kV voltage level is typical for distribution substations that integrate with local power grids. Urban substations like this one are designed to minimize land use and visual impact, often incorporating noise mitigation and oil containment systems. The surrounding environment includes mixed residential and commercial development, with proximity to Long Island Sound influencing local weather patterns and potential storm-related risks.

Frequently asked questions

South End Substation is located in Stamford, Connecticut, United States, at coordinates 41.047914, -73.537679.

South End Substation operates at a voltage of 115 kV, which is a common voltage for sub-transmission and distribution substations.

South End Substation is owned and operated by Eversource, a major utility company serving the New England region.

As part of the US electrical grid, South End Substation must comply with NERC reliability standards and FERC regulations, as well as ISO New England's operational requirements.

A 115 kV substation typically steps down transmission voltage for distribution to local networks, serving urban and suburban areas with reliable electricity.
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