Overview
South Street Substation is an operational electrical substation in Providence, Rhode Island, owned by Rhode Island Energy. It handles multiple voltage levels including 115 kV, supporting regional grid stability.
South Street Substation is an operational electrical substation located in Providence, Rhode Island, United States. Owned by Rhode Island Energy, the facility serves as a key node in the local power distribution network, stepping down transmission-level voltages for distribution to residential, commercial, and industrial customers. The substation operates at multiple voltage levels: 115,000 V (115 kV) for transmission, and 23,000 V, 11,500 V, and 4,160 V for distribution. This voltage configuration indicates a medium-to-large scale substation typical of urban infrastructure in the northeastern United States. As part of the Rhode Island Energy system, it adheres to NERC reliability standards and FERC regulations for grid interconnection and stability. Situated in Providence, the substation supports the electrical needs of the state's capital city. Its role in voltage transformation and distribution is critical for maintaining reliable power supply to densely populated areas. The facility's operational status underscores its ongoing contribution to the regional grid, which is subject to seasonal demand variations and integration of renewable energy sources.
Environmental context
The substation is located in an urban area of Providence, Rhode Island, where electrical infrastructure must balance reliability with environmental considerations. Urban substations like this one are often subject to noise and visual impact regulations. Typical urban substations may require upgrades to meet modern efficiency and safety standards. Proximity to residential areas may influence maintenance and expansion plans.
Frequently asked questions
South Street Substation is located in Providence, Rhode Island, United States, at coordinates 41.819028, -71.406493.
The substation operates at multiple voltage levels: 115 kV for transmission, and 23 kV, 11.5 kV, and 4.16 kV for distribution.
South Street Substation is owned by Rhode Island Energy, which also operates the facility.
Substations in the US must comply with NERC reliability standards for grid stability and FERC regulations for transmission-level assets. Additionally, ISO/IEC 61850 standards for substation automation may apply.
Substations transform voltage levels to enable efficient transmission and distribution of electricity. They also provide switching, protection, and monitoring functions to maintain grid reliability.