Overview
Waltham Substation is an operational electrical substation in Waltham, Massachusetts, owned and operated by Eversource. It handles voltages of 230 kV, 115 kV, and 13.8 kV, serving the regional grid.
Waltham Substation is an operational electrical substation located in Waltham, Massachusetts, United States. Owned and operated by Eversource, a major utility in the Northeast, the facility plays a key role in the regional transmission and distribution network. The substation handles multiple voltage levels including 230 kV, 115 kV, and 13.8 kV, indicating its function as a transmission and distribution substation. 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 ISO New England grid, the facility must comply with regional planning and operational requirements. The voltage levels suggest it connects high-voltage transmission lines to lower-voltage distribution networks, serving both industrial and residential customers in the Waltham area. Waltham Substation is situated in an urban environment, supporting the electrical infrastructure of a city with a mix of commercial, residential, and industrial loads. Its location near major transportation routes and the Boston metropolitan area underscores its importance for grid stability and reliability. The substation's age and specific equipment details are not publicly available, but its operational status indicates ongoing maintenance and compliance with sector standards.
Environmental context
The substation is located in an urban area of Waltham, Massachusetts, within the densely populated Boston metropolitan region. The local environment is characterized by mixed residential, commercial, and industrial land use. Electrical infrastructure in such settings must manage electromagnetic fields, noise, and visual impacts, while ensuring reliable power supply to critical facilities. The substation's proximity to residential areas may require adherence to local zoning and environmental regulations regarding setbacks and screening.
Frequently asked questions
Waltham Substation is located in Waltham, Massachusetts, United States, at coordinates 42.377840, -71.263117.
Waltham Substation handles voltages of 230 kV, 115 kV, and 13.8 kV, serving both transmission and distribution functions.
Waltham Substation is owned and operated by Eversource, a major utility company serving the northeastern United States.
As part of the US bulk power system, Waltham Substation must comply with NERC reliability standards and FERC regulations, as well as ISO New England regional grid requirements.
Substations like Waltham transform voltage levels between transmission and distribution networks, enabling efficient long-distance power transmission and safe local distribution to homes and businesses.