GENERATION CAPACITY AND PRODUCTION

NET GENERATION NET GENERATION (GWh) HYDROELECTRIC CAPACITY (MW) 2017 2016 2015 2014 2013 Central Operations 124 668 493 564 692 645 Includes 26 stations, headquarters in North Bay. Eastern Operations 2,571 14,517 12,535 12,241 13,281 12,774 Includes 10 stations, headquarters in Renfrew. Niagara Operations 2,278 11,250 12,015 12,547 12,267 12,372 Includes 5 stations, headquarters in Niagara area. Northeast Operations 1,809 3,584 3,779 4,057 3,802 3,359 Includes 14 stations, headquarters in Timmins. Northwest Operations 687 3,065 3,089 3,497 3,448 3,583 Includes 11 stations, headquarters in Thunder Bay. NET GENERATION NET GENERATION (GWh) NUCLEAR CAPACITY (MW) 2017 2016 2015 2014 2013 Darlington Nuclear Generating Station Located on Lake in the Municipality of Clarington. The 2,634 19,250 25,619 23,293 27,960 25,051 station has four units. One unit was taken offline in October 2016 for refurbishment. Pickering Nuclear Generating Station Located on Lake Ontario in Pickering. The station has six 3,094 21,411 19,958 21,231 20,045 19,642 operating units and two units in a safe shutdown state. NET GENERATION NET GENERATION (GWh) (1) THERMAL CAPACITY (MW) 2017 2016 2015 2014 2013 Atikokan Generating Station Located near the town of Atikokan in northwestern Ontario. The 205 138 149 109 10 -18 station has one biomass unit. The station stopped using in 2012. Brighton Beach (2) Located in Windsor. The station is a combined cycle generating 280 60 123 115 100 Not reported station fuelled by natural gas. Lambton Generating Station Located on the St. Clair River south of Sarnia. The station was 0 -19 -23 -26 -42 1,552 retired from service in 2013. Lennox Generating Station Located on Lake Ontario in the town of Greater Napanee. The 2,100 5 27 -38 73 -29 station has four oil and/or natural gas-fired units. Nanticoke Generating Station Located on Lake Erie in Haldimand County. The station was 0 -12 -24 -36 -55 1,361 retired from service in 2013. Portlands Energy Centre (2) Located in . The station is a combined cycle generating 275 237 509 513 500 Not reported station fuelled by natural gas. Thunder Bay Generating Station Located in Thunder Bay. The station has one advanced biomass 153 -28 -16 -34 43 -16 unit. The station stopped using coal in 2014. NET GENERATION NET GENERATION (GWh) WIND CAPACITY (MW) 2017 2016 2015 2014 2013 Includes one turbine located in Pickering. 1.8 2.2 2.5 3.0 3.4 3.5

(1) Negative net generation indicates the station consumed more electricity from the grid than it produced. (2) Represents OPG’s 50 per cent share of capacity and generation. Reported by OPG as of 2014.