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Portfolio Summary

ASTORIA GENERATING consists of three operating electric power generation facilities: the Astoria Generating Station, the Gowanus Gas Turbine Facility (“Gowanus”) and the Narrows Gas Turbine Facility (“Narrows”). All the facilities are located in New York City (Zone J). The Astoria assets have an aggregate summer net capacity rating of 2,098 MW and winter net capacity rating of 2,364 MW. The facilities sell all of their energy, capacity and ancillary services into the markets administered by the New York Independent System Operator.

BOSTON GENERATING through Boston Generating, LLC, Mystic I, LLC, Mystic Development, LLC, and Fore River Development, LLC, owns approximately 3,000 MW of generation and includes approximately 2,400 MW of newly-built gas-fired combined cycle facilities owned by Mystic Development (1,600 MW) and Fore River Development (800 MW). All of Boston Generating’s facilities are located in the Boston metropolitan area. The facilities sell all of their energy, capacity and ancillary services into the markets administered by ISO New England, Inc.