Overview
Hartwell Avenue Substation is an operational 115 kV substation in Lexington, Massachusetts, owned and operated by Eversource. It plays a key role in the regional electrical grid.
Hartwell Avenue Substation is a 115 kV electrical substation located in Lexington, Massachusetts, United States. Owned and operated by Eversource, a major utility in the Northeast, this facility is part of the high-voltage transmission network that distributes electricity across the region. The substation operates at 115 kV, a common voltage level for subtransmission and distribution in the United States. As a key node in Eversource's grid, it likely includes switchgear, transformers, and protection systems compliant with NERC reliability standards and FERC regulations. The facility's location in suburban Boston aligns with typical urban infrastructure supporting residential and commercial loads. Hartwell Avenue Substation contributes to grid stability and reliability for the Lexington area and surrounding communities. Its role in stepping down voltage for local distribution or interconnecting transmission lines is critical for meeting regional electricity demand. The substation's operational status ensures continued service to the local population and economy.
Environmental context
The substation is situated in a suburban area of Lexington, Massachusetts, within a mixed residential and commercial zone. Its operation involves electromagnetic fields and potential noise from transformers, but modern substations are designed to minimize environmental impact. The facility's location near urban infrastructure reduces ecological disruption compared to rural siting.
Frequently asked questions
Hartwell Avenue Substation is located in Lexington, Massachusetts, United States, at coordinates 42.470569, -71.257272.
Hartwell Avenue Substation operates at 115 kV, a standard subtransmission voltage level in the US electrical grid.
Hartwell Avenue Substation is owned and operated by Eversource, a major utility serving Connecticut, Massachusetts, and New Hampshire.
As part of the US bulk power system, Hartwell Avenue Substation must comply with NERC reliability standards and FERC regulations for transmission infrastructure.
A 115 kV substation typically steps down transmission voltage for local distribution or interconnects transmission lines, playing a critical role in grid stability and power delivery to communities.