Overview
Ridgewood Substation is an operational electrical substation in Rhode Island, United States, owned and operated by Rhode Island Energy. It operates at a voltage of 115 kV, serving as a key node in the local grid.
Ridgewood Substation is an operational electrical substation located in Rhode Island, United States. Owned and operated by Rhode Island Energy, the facility plays a critical role in the state's electrical infrastructure by stepping down transmission-level voltage for distribution. The substation operates at 115 kV, a standard voltage level for subtransmission systems that connect high-voltage transmission lines to local distribution networks. As part of the U.S. electrical grid, Ridgewood Substation operates under the regulatory framework established by the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards for bulk power systems, ensuring that substations like Ridgewood maintain grid stability and security. The facility likely incorporates modern automation and protection systems compliant with industry standards such as IEEE C37 for switchgear and relaying. The substation's location in Rhode Island places it within the ISO New England (ISO-NE) wholesale electricity market, which coordinates the region's power generation and transmission. Ridgewood Substation contributes to the reliability of the local grid, serving residential, commercial, and industrial customers in the area. Its operational status ensures continued support for the region's energy needs, with potential for future upgrades to accommodate load growth or renewable energy integration.
Environmental context
The substation is situated in an urbanized area of Rhode Island, where electrical infrastructure must balance reliability with environmental considerations. The 115 kV voltage level indicates a subtransmission role, typically involving lower visual and electromagnetic impacts than higher-voltage lines. The facility's operation is subject to state and federal environmental regulations, including those related to stormwater management and hazardous materials handling. Its location within a densely populated region underscores the importance of minimizing ecological disruption while maintaining grid stability.
Frequently asked questions
Ridgewood Substation is located in Rhode Island, United States, at coordinates 41.802813, -71.523187. It is owned and operated by Rhode Island Energy.
Ridgewood Substation operates at a voltage of 115 kV, which is a standard subtransmission voltage level used to distribute power from high-voltage transmission lines to local distribution networks.
Ridgewood Substation is owned and operated by Rhode Island Energy, a utility company serving customers in Rhode Island.
In the United States, substations like Ridgewood must comply with NERC reliability standards and FERC regulations for bulk power systems. These standards cover equipment maintenance, cybersecurity, and grid stability.
A 115 kV substation serves as a subtransmission node, stepping down voltage from higher transmission levels (e.g., 230 kV or 345 kV) to distribution levels (e.g., 12 kV or 34.5 kV) for delivery to end users. It also provides switching and protection functions to maintain grid reliability.