Inter-page links:
        AB, BC, MB, NB, NL, NS, ON,
        PE, QC, SK, YT+NT+NU
        GreatLakes, Canada/Fed, CanTools,
        Northeast&NewEngland,
        ECAR, NPCC, RTO

       Intra-page links:
        Bruce, HydroOne, IESO (formerly IMO), OntarioProvince, OPG

• Association of Power Producers of Ontario, formerly Independent Power Producers' Society of Ontario
  • IPPSO Market Design Website
• Association  of Major Power Consumers in Ontario
• Aurora Hydro Connections Limited
• BarrieHydro Distribution Inc
• Bluewater Power Distribution Corporation
• Bobcaygeon Hydro
• Brantford Hydro
• Brampton Hydro Networks Inc.
• Brant County Power Inc.
• Brantford Power Inc.
• Brampton Hydro - City of Brampton
• Brock Hydro
• Bruce Power - 
  • private consortium to take operate Bruce reactors
  • Bruce Power is a partnership among:
    • British Energy (79.8%) -- sold interest in Bruce Power
    • Cameco Corp (15%) and 
    • two main unions that represent staff on the Bruce site, 
      • Power Workers' Union (4%)
      • Society of Energy Professionals (1.2%).
  • There are 8 Bruce Power Candu Nuclear plants.  Units number 1 through 4 represent Bruce "A" while units number 5 through 8 represent Bruce "B".  Bruce A#1 and Bruce A#2 are out of service long term.
• Caledon Hydro
• Cameco
  • Candu nuclear fuel provider
  • worlds largest uranium provider
  • see also Bruce Power
• Cambridge and N. Dumfries Hydro Inc - City of Cambridge and Town of North Dumfries
• Canadian Niagara Power Co Ltd - see also Fortis listed under Newfoundland
• Canadian Neutron Facility, CNF
• Centre Wellington Hydro Ltd.
• Chatham-Kent Municipal Departments
  • Chatham-Kent Energy Inc.
  • Chatham-Kent Hydro Inc.
• Clinton Power Corp
  • distributes electricity to Town of Clinton within the Municipality of Central Huron,
  • 5/21/2008: announce partnership between Erie Thames Powerlines and Clinton Power Corp/
• Cobourg PUC
• Colborne PUC
• Cochrane PUC
• Collingwood PUC
• Collus Power Corp.
• Columbia Power Corp - see listing under British Columbia
• Cornwall Electric
• Dryden Hydro
• Dundalk Hydro
• Dundas Hydro
• E.L.K. Energy Inc.
• Enersource Hydro Mississauga Inc.
• ENWIN Powerlines Ltd.
• Erie Thames Powerlines Corporation
  • distribution services in Beachville, Ingersoll, Burgessville, Norwich, Otterville, Port Stanley, Belmont, Aylmer, Thamesford, Tavistock and Embro
  • 5/21/2008: announce partnership between Erie Thames Powerlines and Clinton Power Corporation. 
• Essex Power Lines Corporation
• Festival Hydro Inc. (Stratford PUC)
• Gloucester Hydro
• Goderich PUC
• Guelph, City of
  • Guelph Hydro
    • Guelph Hydro Electric Systems Inc
    • Wellington Electric Distribution Co Inc
• Great Lakes Power Ltd (Brascan Power)
• Greater Sudbury Hydro Inc - see Sudbury Hydro this page
• Greater Toronto Airports Authority
  • to build 117 MW natural gas fired cogen facility
• Greenfield Energy Centre LP
  • Calpine Canada Power Ltd and Mitsui Power Canada LP
  • to construct Greenfield Energy Centre, 1015 MW NG-fired CC,
    3x Siemens Westinghous 501FD2 CT + 1x ST
• Grimsby Power Inc
• Guelph Hydro Electric systems Inc.
• Halton Hills Hydro
• Hamilton Hydro
• Hamilton Utilities Corporation
  • Horizon Utilities Corp is a local distribution company owned proporationately with St Catharines Hydro Inc;
• Hydro Mississauga
• Hydro One (formerly Ontario Hydro Services)
  • Ontario Hydro Energy, Inc.
    • Onsource.ca (residential customer internet site)
  • Hydro One Networks Inc
    • operates Ontario's 29,000 kilometre high voltage electricity transmission system
  • Hydro One Network Services Inc
    • provides services to Hydro One Networks, including power line maintenance and construction
  • Hydro One Markets Inc
    • provides wholesale power procurement and related settlement services for Hydro One Networks
  • Hydro One Remote Communities Inc
    • ownership, operation, maintenance and construction of generation and distribution assets used in the supply of electricity to 21 remote communities across northern Ontario which are not connected to Ontario's electricity grid
  • Ontario Hydro Energy Inc
    • wholly owned retail subsidiary of Hydro One servicing residential customers under the name "Onsource", provides billing services for essential home services such as energy, long distance and water heater rental, home improvement services, assists commercial and industrial customers improve profitability through energy related products and management services
  • Pickering nuclear units #1-8, Units 2+3 are out of service long term
  • Darlington nuclear units #1-4.
• Hydro Ottawa Holding Inc
  • Hydro Ottawa Limited
  • Energy Ottawa Inc
• Hydro Vaughan Distribution Inc.
• Independent Electricity System Operator, IESO
  • formerly Independent Electricity Market Operator, IEMO, IMO
  • formed from a portion of Ontario Hydro
  • site map
  • Find Your Local Utility
  • Forecasts
    • 10-Year Outlook From January 2006 to December 2015
    • 18-Month Outlook January 2007 to June 2008, Dec 21, 2006
    • Ontario Reliability Outlook, June 2006 - Issue 2
  • Market Data
    • Generator Disclosure Reports
    • Transmission Outages
    • Zonal Demands (raw uncorrected data)
  • Market Operations
    • Demand
      • Areas and Major Interfaces
    • Generation
    • Transmission
  • Market Summaries
    • Hourly Ontario Energy Price, HOEP
    • Monthly Market Update
    • Power Outlook
    • Supply Overview
    • Ten Day Weather Forecast for Greater Toronto by Hour
    • Today's Market
    • Today's Market: Power View
  • Ontario Watt Exchange - Ontario Electricity Forwards Market
  • Transmission & Distribution Boundaries, April 16, 1998
• Info Niagara
• Innisfil Hydro
• Iroquois Falls Hydro
• Kanata Hydro
• Kingston, City of, Utilities
• Lanark Highlands PUC
• Lucan-Granton HEC
• Lucan Electric Commission
• Markham Hydro
• Meaford P.U.C.
• Mid-Ontario Energy Services Inc.
• Milton Hydro
• Middlesex Power Dist. Corp. (formerly Strathroy)
• Midland Power Utility Corp
• Municipal Electric Association - Ontario
  • list of member websites
• Newmarket Hydro Ltd.
• Niagara Falls Hydro
• Niagara-on-the-Lake Hydro Inc.
• North Bay Hydro
• North Dorchester Hydro
• Northern Ontario Energy Inc
• Northern Ontario Wires Inc. (Formerly Cochrane)
• Oakville Hydro
• Ontario, Province of
  • Search Publications Ontario
  • Legislative Assembly of Ontario
    • Alternative Fuel Sources
  • Ministry of Energy
    • Ontario Electricity RFP
  • Ministry of Energy, Science and Technology
    • 4/13/2005: 1,675 Megawatts of New, Clean Electricity Projects

      • map

    • Electricity powers Ontario (map)
    • Energy Division
    • Electricity Restructuring
    • New Energy Projects, 2004-2006
  • Ministry of Natural Resources
    • Crown Land Use Atlas
  • Ministry of Transportation
    • The Official Road Map of Ontario
  • Ontario Emission Trading Registry
    • List of All Accounts
  • Ontario Energy Board
  • Ontario Ministry of Environment and Energy
  • Ontario Ministry of Finance
    • Ontario Financing Authority
    • Ontario Electricity Financial Corporation, OEFC
  • Ontario Power Authority
    • 4/15/2004: Ontario to create Ontario Power Authority to ensure long-term supply adequacy in Ontario. To take over some functions currently assigned to the IMO, such as forecasting, but also responsible for developing and maintaining an integrated system plan, to ensure cooperation of both electricity generation and transmission in Ontario
    • Generation Development (map)
      • Energy Contracts
    • Ontario Electricity RFPs
    • Ontario Integrated Power System Plan
    • Ontario Integrated Power System Plan, August 29, 2007
    • Transmission Constraints
  • Ontario Securities Commission
  • Ottawa Hydro Electric Commission
  • Ottawa Hydro
  • Ontario Wind Power Task Force Industry Report and Recommendations
  • Trent University
    • Simulating and Characterising Natural Flow Regimes - Appendices
• Ontario Coalition for Industrial Cogeneration, OCIC
• Ontario Electricity Financial Corp
• Ontario Energy Association
• Ontario Energy Network
• Ontario Hydro Energy Inc.
• Ontario Interim Market
• Ontario Natural Gas Association
• Ontario Power Generation
  • formerly a portion of Ontario Hydro
  • Nuclear Report Card
  • Power Facilities
  • Power Production Map
• Ontario Strategic Infrastructure Financing Authority, OSIFA
• Ontario Waterpower Association
• Ontario Watt Exchange - Ontario Electricity Forwards Market
• Orangeville Hydro Limited
• Orillia Water Light and Power Commission
  • Orillia Power Corporation
  • Orillia Power Distribution Corporation
• Oshawa Public Utlilities Commission
• Ottawa Hydro (City of Ottawa)
• Ottawa River Power Corp.
• Pembroke Hydro
• Peterborough UC
• Portlands Energy Centre
  • 4/10/2006: Site Work Starts at Portlands Energy Centre
  • 10/5/2004: proposed 550 MW NG-fired generating station in Toronto on waterfront
  • partnership of Ontario Power Generation and TransCanada Corp
• Power Workers Union
• Red Rock Hydro
• Renewable Energy and Sustainable Energy Systems in Canada
• Richmond Hill Hydro
• St Thomas PUC
• St. Thomas Energy Inc.
• Seine River Watershed Information
  • jointly sponsored by Abitibi-Consolidated and Brookfield Power
• Stratford PUC
• Sudbury Hydro
• Thessalon Hydro
• Thorold Hydro Corp
• Thunder Bay Hydro
• Toronto Hydro Corp (transmission and distribution, no generation)
  • Toronto Hydro-Electric System Ltd (LDC)
    • The principal business of the Toronto Hydro Corp is the distribution of electricity by LDC which owns and operates an electricity distribution system which delivers electricity to over 673,000 customers located in the City of Toronto. LDC is the largest municipal electric distribution company in Canada and distributes approximately 18% of the electricity consumed in Ontario.
  • Toronto Hydro Energy Services Inc - development and sale of energy products and services
  • Toronto Hydro Telecom
• Tweed Hydro
• Universal Energy Corp
  • Universal Power
• Upper Canada Energy Alliance
  • partnership of nine hydro utilities: 
    Orillia Water Light & Power, 
    Richmond Hill, 
    Aurora, 
    Innisfil, 
    Whitchurch-Stouffville, 
    North Bay, 
    Vaughan, 
    Markham and 
    Newmarket
• Veridan Corp
  • merger of Pickering, Ajax and Clarington Hydro
• Waterloo North Hydro
• Wellington Electric Distribution Co. Inc.
• West Coast Huron Energy Inc. (Formerly Goderich)
• Westario Power Inc.
• Woodstock PUC
• Woodstock Hydro Services Inc.