LIST OF SUBSIDIARIES OF CONSOLIDATED HYDRO, INC. ------------------------------------------------ DIRECT WHOLLY-OWNED SUBSIDIARIES Asotin Hydro Company, Inc. CHI Universal, Inc. Aziscohos Hydro Company, Inc. I Consolidated Hydro New York, Inc. Boott Hydropower, Inc. Consolidated Hydro Vermont, Inc. CHI Acquisitions, Inc. Essex Company CHI Argentina USA, Inc. Kinneytown Hydro Company, Inc. CHI Finance, Inc. La Chute Hydro Company, Inc. CHI Operations, Inc. Littlefield Hydro Company, Inc. CHI Power, Inc. Minnewawa Hydro Company, Inc. CHI Power Marketing, Inc. INDIRECT WHOLLY-OWNED SUBSIDIARIES Aircraft Management, Inc. CHI - Pigeon Cove, Inc. Aquenergy Systems, Inc. CHI West, Inc. Beaver Falls Water Power Company CHI Western Operations Beaver Valley Holdings Ltd. Coneross Power Corporation Beaver Valley Company Consolidated Hydro Mountain States, Bedard Electrics, Inc. Inc. BP Hydro Associates Consolidated Hydro New Hampshire, BP Hydro Finance Partnership Inc. CHI Acquisitions II, Inc. Consolidated Hydro, Southeast, Inc. CHI Argentina de Inversiones Crosby Drive Investments, Inc. CHI - Black Canyon Eagle & Phenix Hydro Company, Inc. CHI Canada, Inc. Echo Summit Hydro Company, Inc. CHI Felt Dam, Inc. Fulcrum, Inc. CHI Highfalls, Inc. Highfalls Hydro Company, Inc. CHI Hydroelectric Company, Inc. Hosiery Mill Hydro Company, Inc. CHI - Idaho, Inc. Hydro Development Group Inc. CHI - Magic Valley, Inc. Hydro Energies Corporation CHI Mountain States Operations, Inc. Hydrodev, Inc. CHI Patagonia, Inc. Iroquop Acquisition, Inc. CHI Phillipines, Inc. Iroquop Ltd. NYFS10...:\84\38684\0003\1791\LST8047K.150 INDIRECT WHOLLY-OWNED SUBSIDIARIES (con'd) Iroquop Steel Phoenix Hydro Company, Inc. Joseph Hydro Company, Inc. Pioneer Hydro Company, Inc. Kings River Hydro Company, Inc. Schoolfield Hydro Company, Inc. Lawrence Hydroelectric Associates Sheldon Vermont Hydro Company, Les Developpements Hydroelectriques Inc. CHI, Inc. Slate Creek Hydro Company, Inc. Littlefield Hydro Company Somersworth Hydro Company, Inc. Littlefield Power Company, Inc. The Great Dam Corporation Lower Saranac Corporation TKO Power, Inc. Mill Shoals Hydro Company, Inc. Triton Power Company North Canal Waterworks Twin Falls Hydro Company, Inc. Notch Butte Hydro Company, Inc. Ware Hydro Company, Inc. Ottaquechee Hydro Company, Inc. Willimantic Hydro Company, Inc. Pelzer Hydro Company, Inc. Willimantic Power Corporation DIRECT PARTLY-OWNED CORPORATIONS Consolidated Pumped Storage, Inc. Summit Energy Storage, Inc. INDIRECT PARTLY-OWNED CORPORATIONS Cascade Pumped Storage, Inc. SOCAL Pumped Storage, Inc. Consolidated Pumped Storage Summit Finance, Inc. Arkansas, Inc, INDIRECT PARTLY-OWNED PARTNERSHIPS Black River Hydro Associates Hillsborough Hydroelectric Limited Cascade Energy Limited Partnership Partnership (Cataldo) Hydro Power Associates Hydrodev Limited Partnership CHI Patagonia Investments, L.P. Lacomb Hydro Limited Partnership Copenhagen Associates Lower Saranac Hydro Partners Limited Partnership 2 INDIRECT PARTLY-OWNED PARTNERSHIPS (con'd) Missisquoi Associates Slate Creek Hydro Associates Limited Pyrites Associates Partnership River Mountain Limited Partnership SOCAL Energy Limited Partnership Sheldon Springs Hydro Associates, Summit Energy Limited Partnership L.P. Twin Falls Hydro Associates, L.P. 3