Overview
Mystic Substation is an operational electrical substation in Connecticut, United States, owned and operated by Eversource. It operates at 115 kV, serving as a key node in the regional transmission grid.
Mystic Substation is an operational electrical substation located in Connecticut, United States. Owned and operated by Eversource, one of the largest energy delivery companies in the Northeast, the facility plays a critical role in the regional power grid. With a voltage level of 115 kV, it is classified as a high-voltage substation, typically serving as a distribution hub for industrial and residential loads. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring compliance with reliability standards for transmission-level assets. As part of Eversource's network, it likely incorporates modern automation and protection systems, including those aligned with ISO/IEC 61850 standards for substation automation. The 115 kV voltage level is common for sub-transmission and distribution in the United States, balancing capacity and reach. Environmentally, the substation is situated in a region with a mix of urban and coastal influences, given its proximity to Long Island Sound. Its role in grid stability is significant, as it supports the integration of renewable energy sources and maintains reliable power supply to local communities. The facility's operational status and ownership by a major utility underscore its importance in the regional electrical infrastructure.
Environmental context
Located in coastal Connecticut, Mystic Substation operates in an area with a mix of urban development and natural habitats. The substation's 115 kV voltage level indicates it is a critical node for distributing power to residential and commercial areas, while also supporting grid resilience against weather events common to the Northeast. Its location near Long Island Sound may require considerations for coastal flooding and storm surge, typical for electrical infrastructure in this region.
Frequently asked questions
Mystic Substation is located in Connecticut, United States, near the town of Mystic. Its approximate coordinates are 41.366275° N, -71.959689° W.
Mystic Substation operates at 115 kV (115,000 volts), which is a common voltage level for sub-transmission and distribution substations in the United States.
Mystic Substation is owned and operated by Eversource, a major utility company serving customers in Connecticut, Massachusetts, and New Hampshire.
As part of the US electrical grid, Mystic Substation must comply with NERC reliability standards and FERC regulations. It may also adhere to ISO/IEC 61850 standards for substation automation.
A 115 kV substation typically steps down transmission-level voltage for distribution to local networks, serving industrial, commercial, and residential customers. It also provides switching and protection functions to maintain grid stability.