Overview
Grays Ferry Cogeneration is a 192.6 MW gas-fired power plant in Philadelphia, Pennsylvania, operated by Grays Ferry Cogen Partnership. It supplies electricity and steam to the local grid and industrial users.
Grays Ferry Cogeneration is a natural gas-fired power plant located in Philadelphia, Pennsylvania, United States. With a capacity of 192.6 MW, it operates as a cogeneration facility, producing both electricity and thermal energy for district heating or industrial processes. The plant is owned and operated by Grays Ferry Cogen Partnership and is currently in operational status. The plant utilizes natural gas as its primary fuel, a cleaner-burning fossil fuel compared to coal or oil. In the United States, gas-fired power plants like this one are subject to emissions regulations under the Clean Air Act, including National Ambient Air Quality Standards (NAAQS) and the Cross-State Air Pollution Rule (CSAPR). The plant's capacity places it in the medium-scale range for gas power plants in the US, which typically vary from 50 MW to over 500 MW. As a cogeneration facility, Grays Ferry Cogeneration enhances overall energy efficiency by capturing waste heat for steam production, reducing fuel consumption and emissions compared to separate heat and power generation. Its location in Philadelphia supports the regional grid reliability and provides energy to a densely populated urban area, contributing to the city's energy mix while complying with state and federal environmental standards.
Environmental context
The plant's use of natural gas results in lower CO2, SOx, and NOx emissions per MWh compared to coal-fired plants, but it still contributes to greenhouse gas emissions. Its urban location in Philadelphia means proximity to residential and commercial areas, requiring adherence to local air quality regulations. The cogeneration design improves overall efficiency, reducing the environmental footprint relative to separate heat and power generation.
Frequently asked questions
Grays Ferry Cogeneration is located in Philadelphia, Pennsylvania, United States, at coordinates 39.942200 N, -75.188100 W.
Grays Ferry Cogeneration has a capacity of 192.6 megawatts (MW), making it a medium-scale gas power plant.
Grays Ferry Cogeneration is owned by Grays Ferry Cogen Partnership.
Gas power plants in the US must comply with the Clean Air Act, including NAAQS for criteria pollutants, the Acid Rain Program for SO2 and NOx, and CSAPR for cross-state pollution. They may also need permits under the Prevention of Significant Deterioration (PSD) program.
Cogeneration, or combined heat and power (CHP), simultaneously produces electricity and useful thermal energy from the same fuel source. This increases overall efficiency to 60-80%, compared to separate generation (typically 30-50%), reducing fuel consumption and emissions per unit of energy output.