Annual Report 2009 - Isagen

ANNUAL REPORT 2009 / ISAGEN S.A. E.S.P.44CHART 2.POWER PLANT PERCENTAGE SHAREIN ISAGEN’S NET GENERATIONDURING 2009Miel15,34%Jaguas8,31%Calderas0,90%Termocentro6,10%Venezuela0,00%San Carlos69,36%TABLE 4ISAGEN’S POWER PLANTS AVAILABILITY EVOLUTIONYear 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009San Carlos 94,07 81,62 93,53 91,82 94,21 96,13 81,42 85,83 90,14 90,21Jaguas 97,19 96,31 98,29 97,66 90,04 98,89 94,87 97,11 95,62 87,61Calderas 0,00 0,00 0,00 0,00 0,00 0,00 95,00 89,69 95,79 89,52Miel I 0,00 0,00 93,75 92,04 86,24 90,82 95,66 98,65 93,83 95,64Total94,40 83,39 94,03 92,42 92,07 95,23 85,86 89,70 91,92 91,14HydraulicTermocentro 94,70 75,33 88,11 94,06 94,43 84,72 95,77 90,11 84,82 57,02Total Thermal 94,70 75,33 88,11 94,06 94,43 84,72 95,77 90,11 84,82 57,02ISAGEN Total 94,49 82,04 93,22 92,64 92,39 93,80 87,19 89,76 90,97 86,60AvailabilityHydraulic availability during 2009 was91.14%, higher than scheduled 88.03%.Thermal availability was 57.02%, lower thanscheduled 93.31%, due to an insulation failurein Unit No. 1 of Termocentro. The failurewas repaired during the year, allowing theUnit to be available before the start of thedry season and comply with the plant availabilitytests required by regulation.Table 4 and Chart 3 show evolution ofISAGEN’s power plants availability.Contents Letter from the CEO Achievements2009Good GovernancePractices EvaluationCorporateManagementFinancial Management