Risk: Medium Substation Operational

Scovill Rock Substation - 345 kV Electrical Substation in Connecticut, United States

United States

Overview

Scovill Rock Substation is a 345 kV electrical substation operated by Eversource in Connecticut, United States. It plays a critical role in the regional high-voltage transmission grid.

Scovill Rock Substation is a key electrical infrastructure facility located in Connecticut, United States. Operated by Eversource, a major utility in the Northeast, this substation operates at 345 kV, placing it in the high-voltage transmission category. It is part of the broader New England power grid, which is regulated by the Federal Energy Regulatory Commission (FERC) and subject to North American Electric Reliability Corporation (NERC) reliability standards. The substation's 345 kV voltage level indicates its role in bulk power transmission, connecting generation sources to load centers. As a transmission-level asset, it likely includes modern switchgear and automation systems compliant with standards such as IEC 61850 for substation automation. The facility is situated in a region with a mix of urban and rural areas, serving both residential and industrial customers. Environmentally, the substation's operation supports grid stability and reliability in Connecticut, a state with growing renewable energy integration. Its location near the Connecticut River may require careful management of potential environmental impacts, such as electromagnetic fields and stormwater runoff. Its continued operational status suggests it meets current regulatory and safety requirements.

Environmental context

The substation is located in a region with a mix of forested and developed land near the Connecticut River. High-voltage transmission lines can create electromagnetic fields, but standard mitigation measures are in place. The facility's operation supports the integration of renewable energy sources like wind and solar, contributing to regional emissions reduction goals. Stormwater management and oil containment are typical environmental considerations for such infrastructure.

Frequently asked questions

Scovill Rock Substation is located in Connecticut, United States, near the Connecticut River. Its approximate coordinates are 41.510369 N, -72.569709 W.

Scovill Rock Substation operates at 345 kV, which is a high-voltage transmission level used for bulk power transfer across long distances.

Scovill Rock Substation is operated by Eversource, a major utility company serving customers in Connecticut, Massachusetts, and New Hampshire.

As a transmission asset in the United States, Scovill Rock Substation must comply with NERC reliability standards and FERC regulations. It also likely follows IEEE and IEC standards for equipment and automation.

A 345 kV substation is a critical node in the high-voltage transmission network, stepping down voltage for distribution or interconnecting major power lines. It ensures reliable electricity delivery over large areas.
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