History of Ontario's Electricity System 2002-2012

TIMELINE An Abbreviated History of Ontario's Electricity System NEW GENERATION 6.1% Total 0NTARIO ENERGY The first new wind farms are connected to the grid: DEMAND decrease compared to the previous year. + 68 MW AMARANTH I 2002-2012 As Ontario's electricity industry continues to evolve, ) + 40 MW Municipalities, Universities, Schools and Hospitals (MUSH) sector moved to spot market rates. KINGSBRIDGE take a look back at 10 years of challenges, changes O + 99 MW and successes that have contributed to shaping the PORT BURWELL electricity system of today. A + 99 MW PRINCE WIND PROJECT FURTHER OPPORTUNITIES FOR INTEGRATING RENEWABLES INDUSTRIAL AND COMMERCIAL IESO begins stakeholder + 90 MW CONSUMERS TO RESPOND TO consultations for the Renewable DEMAND PEAKS PRINCE II WIND PROJECT Integration Initiative. Мay 1, 2002 Ontario's wholesale electricity market opens NEW GENERATION Gas generation emerges as a key player in Ontario's supply mix. The first new gas generating station added to the grid was: DR3, a contract-based program, provides financial incentives to participants for reducing their electricity use in response to system signals. 10,618 MW 27,005 MW РЕАK DEMAND Ontario sets a record MINIMUM DEMAND Ontario sets a record LAUNCH OF THE OPA'S THE AVERAGE ALL-IN ENERGY PRICE FOR 2002: + 580 MW PEAKSAVER PROGRAM on April 4, 2010 at 5 a.m. BRIGHTON BEACH Residential consumers and $47/MWh on August 1, 2006 at 5 p.m. GAS GENERATING STATION small businesses have the COAL RETIREMENT opportunity to contribute to demand response. Four units totalling 2,000 MW are shut down at the Nanticoke and Lambton Coal Generating Stations. - 2,000 MW NANTICOKE AND LAMBTON GENERATION REFURBISHMENT ONTARIO BECOMES A NET EXPORTER COAL GENERATING UNITS OF ELECTRICITY Two nuclear units were refurbished to provide reliable electricity to Ontarians 24 hours a day, 7 days a week. They were the first of a number of units to be refurbished. IMPORTS ONTARIO ELECTRICITY DEMAND: FEBRUARY 28, 2010 EXPORTS 4 3,600,000+ The impact of consumer behaviour on demand is especially evident during the Men's Hockey finals at the Vancouver Olympics. 89 + 515 MW 89 + 770 MW PICKERING BRUCE Typical Sunday NUMBER OF ONTARIO NUCLEAR UNIT NUCLEAR UNIT February 28, 2010 CONSUMERS BILLED Peak demand in Ontario is ON TIME-OF-USE RATES. Blackout consistently higher in the summer months due to the growth in air conditioning use. The biggest blackout in North American history resulted in 61,800 MW of power lost to over 50 million people in northeastern U.S. and Ontario. Second intermission begins Overtime begins First intermission begins The Global Adjustment/Provincial Benefit is introduced. The IESO implements a Centralized Wind Forecasting Service that more accurately predicts the generation output from wind facilities in Ontario. The wind forecast can be found at: www.ieso.ca/map. COAL RETIREMENT IESO staff, working with generators, transmitters and local utilities, co-ordinated the restoration of Ontario's power grid. Lakeview was the first coal generating station to be retired in Ontario. THE AVERAGE ALL-IN ENERGY PRICE FOR 2012: $74/MWh - 1,130 MW LAKEVIEW COAL GENERATING STATION INDEPENDENT ELECTRICITY SYSTEM OPERATOR 2012 ANNUAL REPORT 5 2002 2003 2004 2005 9007 2012 9007 2011 8007 6007 2010 TIMELINE An Abbreviated History of Ontario's Electricity System NEW GENERATION 6.1% Total 0NTARIO ENERGY The first new wind farms are connected to the grid: DEMAND decrease compared to the previous year. + 68 MW AMARANTH I 2002-2012 As Ontario's electricity industry continues to evolve, ) + 40 MW Municipalities, Universities, Schools and Hospitals (MUSH) sector moved to spot market rates. KINGSBRIDGE take a look back at 10 years of challenges, changes O + 99 MW and successes that have contributed to shaping the PORT BURWELL electricity system of today. A + 99 MW PRINCE WIND PROJECT FURTHER OPPORTUNITIES FOR INTEGRATING RENEWABLES INDUSTRIAL AND COMMERCIAL IESO begins stakeholder + 90 MW CONSUMERS TO RESPOND TO consultations for the Renewable DEMAND PEAKS PRINCE II WIND PROJECT Integration Initiative. Мay 1, 2002 Ontario's wholesale electricity market opens NEW GENERATION Gas generation emerges as a key player in Ontario's supply mix. The first new gas generating station added to the grid was: DR3, a contract-based program, provides financial incentives to participants for reducing their electricity use in response to system signals. 10,618 MW 27,005 MW РЕАK DEMAND Ontario sets a record MINIMUM DEMAND Ontario sets a record LAUNCH OF THE OPA'S THE AVERAGE ALL-IN ENERGY PRICE FOR 2002: + 580 MW PEAKSAVER PROGRAM on April 4, 2010 at 5 a.m. BRIGHTON BEACH Residential consumers and $47/MWh on August 1, 2006 at 5 p.m. GAS GENERATING STATION small businesses have the COAL RETIREMENT opportunity to contribute to demand response. Four units totalling 2,000 MW are shut down at the Nanticoke and Lambton Coal Generating Stations. - 2,000 MW NANTICOKE AND LAMBTON GENERATION REFURBISHMENT ONTARIO BECOMES A NET EXPORTER COAL GENERATING UNITS OF ELECTRICITY Two nuclear units were refurbished to provide reliable electricity to Ontarians 24 hours a day, 7 days a week. They were the first of a number of units to be refurbished. IMPORTS ONTARIO ELECTRICITY DEMAND: FEBRUARY 28, 2010 EXPORTS 4 3,600,000+ The impact of consumer behaviour on demand is especially evident during the Men's Hockey finals at the Vancouver Olympics. 89 + 515 MW 89 + 770 MW PICKERING BRUCE Typical Sunday NUMBER OF ONTARIO NUCLEAR UNIT NUCLEAR UNIT February 28, 2010 CONSUMERS BILLED Peak demand in Ontario is ON TIME-OF-USE RATES. Blackout consistently higher in the summer months due to the growth in air conditioning use. The biggest blackout in North American history resulted in 61,800 MW of power lost to over 50 million people in northeastern U.S. and Ontario. Second intermission begins Overtime begins First intermission begins The Global Adjustment/Provincial Benefit is introduced. The IESO implements a Centralized Wind Forecasting Service that more accurately predicts the generation output from wind facilities in Ontario. The wind forecast can be found at: www.ieso.ca/map. COAL RETIREMENT IESO staff, working with generators, transmitters and local utilities, co-ordinated the restoration of Ontario's power grid. Lakeview was the first coal generating station to be retired in Ontario. THE AVERAGE ALL-IN ENERGY PRICE FOR 2012: $74/MWh - 1,130 MW LAKEVIEW COAL GENERATING STATION INDEPENDENT ELECTRICITY SYSTEM OPERATOR 2012 ANNUAL REPORT 5 2002 2003 2004 2005 9007 2012 9007 2011 8007 6007 2010