Overview
East Lima Substation is an operational electrical substation in Ohio, United States, owned and operated by American Electric Power. It handles voltages of 345 kV, 138 kV, and 69 kV, serving as a key node in the regional transmission grid.
East Lima Substation is an operational electrical substation located in Ohio, United States. Owned and operated by American Electric Power, one of the largest electric utilities in the country, this facility plays a critical role in the regional power transmission network. The substation handles multiple voltage levels, including 345 kV, 138 kV, and 69 kV, indicating its function as a major interconnection point for high-voltage transmission lines. Operating under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), the substation adheres to strict reliability standards for grid stability. The 345 kV voltage level classifies it as a high-voltage transmission asset, essential for long-distance power transfer and grid resilience. The substation's equipment likely includes modern switchgear and protection systems compliant with industry standards such as IEEE C37. As part of American Electric Power's extensive network, East Lima Substation supports the electrical infrastructure of the surrounding region, including industrial, commercial, and residential customers. Its location in Ohio, a state with a diverse energy mix including coal, natural gas, and renewables, underscores its importance in balancing supply and demand. The substation's operational status ensures continued reliability of the local grid, contributing to energy security and economic activity.
Environmental context
The substation is situated in a region with a mix of urban and rural areas, where electrical infrastructure must balance reliability with environmental considerations. High-voltage substations like this one can have localized impacts such as electromagnetic fields and land use, but modern design minimizes ecological disruption. The facility's role in transmitting power from various generation sources, including renewables, supports broader environmental goals by enabling grid integration of clean energy.
Frequently asked questions
East Lima Substation is located in Ohio, United States, near the city of Lima. Its coordinates are approximately 40.8006 N, -84.0292 W.
East Lima Substation handles three voltage levels: 345 kV, 138 kV, and 69 kV. The 345 kV level indicates it is a high-voltage transmission substation.
East Lima Substation is owned and operated by American Electric Power (AEP), a major investor-owned electric utility in the United States.
As part of the US bulk power system, East Lima Substation must comply with NERC reliability standards and FERC regulations. These standards cover grid stability, cybersecurity, and equipment maintenance.
East Lima Substation serves as a key interconnection point for high-voltage transmission lines, facilitating power transfer across Ohio and supporting grid reliability for residential, commercial, and industrial customers.