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MembershipCOMPANYMEMBERSAprimaryroleoftheADAAistobringtogetherproducersandmarketersofcoalcombustionproductsCCPs.OuractivitiescoverresearchanddevelopmentintoCCPusageadvocacyandtechnicalassistancetoCCPproducersandusersaswellasaforumfortheexchangeandpublicationofCCPinformation.FormoreinformationontheAssociationvisitusatwww.adaa.asn.auRELATEDASSOCIATIONSCSIROwww.smit.csiro.auAssociationofCanadianIndustriesRecyclingCoalAshCIRCAwww.circainfo.caUKQualityAshAssociationwww.ukqaa.org.ukAmericanCoalAshAssociationwww.acaa-usa.orgWorldWideCoalCombustionProductsNetworkWWCCPNwww.wwccpn.orgAdbriResourcesAdbriMasonryAGLLoyYangAlintaEnergyBoralQuarriesRecyclingBulkFlyashGroutsCSEnergyDeltaElectricityEnergyAustraliaEngineeredMaterialSolutionsEraringEnergyGenesisPowerNewZealandGoldenBayCementNewZealandHolcimHyrockIndependentCementLimeIntergenMillmerranInternationalPowerHazellwoodKellerMineFillLatrobeMagnesiumLLISIndustrialformerlyConneqIndustrialInfrastructureNRGGladstonePowerStationRoadsandMaritimeServicesStanwellCorporationSunstateCementVecorAustraliaVerveEnergyWagnersCementWestonMatrix02ADAAAPRIL13GenesisEnergysElectricityGenerationPortfolioGenesisEnergyiscommittedtoprovidingreliableenergyinNewZealandutilisingavailablefuelsourcesinthemostefcientway.Weconsistentlydeliverresponsibleenergysolutionsthroughadiverseportfolioofgenerationsites.Ourcurrentinstalledcapacityfromallplantis2135MWcontributingapproximately20ofNewZealandstotalrequirements.ThermalenergygenerationplaysanimportantroleinGenesisEnergysdiverseportfolioofpowergenerationintheNorthIsland.ThermalpowerisonewayGenesisEnergyiscontinuingtohelpprovideelectricitytoNewZealandparticularlywhenthereisinsufcienthydrocapacity.GenesisEnergyownsandoperatestheHuntlyPowerStationwhichpresentlysuppliesupto1198MWtotheNationalGrid.AsCoalAshMattersreaderswillbeawareasubstantialproportionofthissitereliesoncoalforfuel.Hydro-powergenerationhasbeenoperatinginNewZealandsince1887andisstillthedominantsourceofelectricitygenerationwitharound70ofthecountryselectricityprovidedbyhydropowerstations.Hydrogenerationreliesontheprovisionofadequateandtimelyrainfallsnowmeltotherprecipitationandstorageinlakes.HydrogenerationplaysanimportantroleinGenesisEnergysgenerationportfolio.Wehavethreehydroschemeswithsevenpowerstations.TheseschemesarelocatedatWaikaremoanaTongariroandTekapoandconsistofaseriesofdamscanalsarticialandnaturallakesriversandpowerstations.TheWaikaremoanaPowerSchemeislocatedbetweentheTeUreweraNationalParkandWairoainthenorthernHawkesBayregiononNewZealandsNorthIsland.TheschemeuseswaterfromLakeWaikaremoanaWaikaretahekeRiverMangaoneStreamandKahuitangaroaStreamtogenerateelectricityandincorporatesthreepowerstationsKaitawa36MWTuai60MWandPiripaua42MW.WateristakenfromLakeWaikaremoanaviatunnelstoKaitawaPowerStationbeforebeingdischargedintoLakeKaitawa.WateristhenpassedthroughTuaiPowerStationanddischargedintoLakeWhakamarino.FromtherewateriscarriedbytunneltoPiripauaPowerStationandisdischargedintotheWaikaretahekeRiver.Theschemewasprogressivelycommissionedbetween1929and1948.TheTongariroPowerSchemeislocatedonthecentralvolcanicplateausouthofLakeTaupointheNorthIsland.TheschemeanditsstructuresextendfromthesouthernanksofMountRuapehuinthesouthtothesouthernpointofLakeTaupointhenorthandalongeithersideofthemountainrangeformedbyRuapehuNgauruhoeandTongariro.Theschemetapsacatchmentareaofmorethan2600sqkm.TheschemeisoperatedtoprovidewatertotheTokaanu240MWandRangipo120MWpowerstationsandusesaseriesoflakescanalsandtunnelstodoso.TokaanuPowerStationislocatedontheslopesofMountTihianearthetownshipofTurangisouthofTaupo.RangipoPowerStationissituatedundergroundintheKaimanawaForestParkontheeasternsideoftheTongariroPowerScheme.TheTokaanuandRangipostationswerecommissionedin1973and1983respectively.A2MWmini-hydroplantwasaddedin2008onMangaiostreamnearthelargereservoiratMoawhangoDam.AsaresultofgovernmentreformsenabledundertheElectricityIndustryAct2010GenesisEnergypurchasedownershipoftheTekapoPowerSchemein2011.TheschemeislocatedintheSouthIslandattheheadoftheWaitakiValleyintheMackenzieDistrictanduseswaterfromtheglacial-fedLakeTekapotogenerateelectricitythroughtwopowerstationsTekapoA25MWandTekapoB160MW.TheschemeissituatedclosetothemajesticAorakiMtCookandnearthetownshipofLakeTekapo.WateristakenfromLakeTekapothroughanintaketunnelandgenerateselectricitythroughTekapoAPowerStation.OutowsfromTekapoAowthroughtheTekapoCanalbeforeenteringTekapoBPowerStation.TekapoBsitsinthebedofLakePukakiwithoutowsenteringLakePukaki.InadditiontothethermalandhydroassetsGenesisEnergyalsoownsandoperatesasmall9MWwindfarmatHauNuiintheWairaraparegionoftheNorthIsland.ThecompanysellselectricityandnaturalgasinawholesaleandretailcapacitythroughoutNewZealandwithover650000currentcustomers.GenesisEnergyjoinedtheAshDevelopmentAssociationofAustraliain2012.ThiswasinordertobenetfromtheextensiveknowledgebaseonCCPhandlingandre-usetohelpwiththesustainablemanagementofHuntlyPowerStationscoal-redactivities.TheyarerepresentedontheAssociationsTechnicalandEducationCommitteebyAndrewCavefromtheGenerationAssetsbusinessunit.ArticlewrittenbyAndrewCave.Formoreinformationpleasevisithttpwww.genesisenergy.co.nzgenesishome-page_home.cfm