Overview
Jennings Substation is an operational electrical substation in Cleveland, Ohio, operated by Illuminating Company. It operates at 138 kV, serving the regional power grid.
Jennings Substation is an operational electrical substation located in Cleveland, Ohio, United States. It is owned and operated by Illuminating Company, a key utility in the region. The substation operates at a voltage of 138 kV, classifying it as a medium-to-high voltage facility within the transmission and distribution network. As a substation in the United States, Jennings Substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards for the bulk power system, ensuring grid stability and security. The 138 kV voltage level is common for sub-transmission and distribution, connecting larger transmission lines to local distribution networks. The substation plays a critical role in the electrical infrastructure of Cleveland, supporting the city's industrial, commercial, and residential power needs. Its location in an urban area underscores its importance for grid reliability and local energy distribution. The facility's operational status and voltage level indicate its contribution to the regional power grid's stability and resilience.
Environmental context
Located in Cleveland, Ohio, Jennings Substation operates in an urban environment with a mix of industrial and residential areas. The substation's 138 kV voltage level is typical for sub-transmission, which can have localized electromagnetic field effects. Its urban setting means it is subject to stringent local zoning and safety regulations. Substations in older urban areas may face challenges related to aging switchgear and infrastructure upgrades.
Frequently asked questions
Jennings Substation is located in Cleveland, Ohio, United States, at coordinates 41.466091, -81.685481.
Jennings Substation operates at a voltage of 138 kV, which is a common sub-transmission voltage level in the United States.
Jennings Substation is operated by Illuminating Company, a utility serving the Cleveland area.
As a US substation, Jennings Substation must comply with NERC reliability standards and FERC regulations for grid stability and security.
A 138 kV substation typically serves as a sub-transmission facility, stepping down voltage from higher transmission lines for distribution to local networks, supporting industrial and residential customers.