Migrating from Potable Water to Non-Potable Water Supply for ...

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Migrating from Potable Water to Non-Potable Water Supply for ...

Academy of Sciences MalaysiaWater Demand ManagementSC3: WDM for Non-Potable and Industrial WaterMigrating from Potable Water to Non-Potable Water Supply for Industrialand Non-Domestic UsesSyed Muhammad Shahabuddin,M. Abdul Malek,Mohd Adnan M.N.Migrating From Potable to Non-Potable


Technically,And if we are not careful…Our present water supply managementis towards unsustainable development!Migrating From Potable to Non-Potable


Migrating From Potable to Non-Potable


Id Industrialised tili dStt States and dStt States in the Northern Region are indeficit of unregulated flows; some are nearly in same situationMigrating From Potable to Non-Potable


Why should we be in such a situation when we have plenty of water?Migrating From Potable to Non-Potable


Our response?Still very Sectorial;Not integrated;Adoption of IWRM is still farbehind (Rio+20)Still more on Supply ManagementInstead of shifting to DemandManagementWe need to change emphasisMigrating From Potable to Non-Potable


Migrating From Potable to Non-Potable


We need to prepare for drought eventsexpected to be more frequent & moresevereIn a drought situation…Rationing enforced,Industry and Agriculture Sectors getLow PriorityCan we afford such priorities now?Melaka, Klang Valley,Northern Region have allfaced this in the 1980sand 90sMigrating From Potable to Non-Potable


Present WDM efforts in the Water SupplySector mainly in NRW and ConsumptionReductionBut success varies…Migrating From Potable to Non-Potable


Non Revenue Water (NRW) 2009 - 2010Source: Malaysia WaterIndustry Guide (MWIG) 2011(MWA; 2011)Migrating From Potable to Non-Potable


Domestic Consumption Per Capita Per Day 2009 - 2010Still high…Source: Malaysia WaterIndustry Guide (MWIG) 2011(MWA; 2011)Migrating From Potable to Non-Potable


We have targets…But what if wedo not achievethem?Migrating From Potable to Non-Potable


Many Water Practitioners believe that thepresent water tariffs and structure …• Not encouraging domestic andid industrial tilconsumption reduction• Stifling adoption of GreenTechnologyWhat do we doin the meantime?Migrating From Potable to Non-Potable


Promote…Migration from Potable to Non-Potable• Why should we supply expensive potablewater to users that need only potablewater?• A WDM strategy within Sector as well asinter-sector; towards IWRM• Relieves water resources for other sectors• Available water for industries in waterstress and drought situations• Btt Better management of planninguncertaintiesMigrating From Potable to Non-Potable


Non Revenue Water (NRW) 2009 - 2010Golf courses, firefighting…Source: Malaysia WaterIndustry Guide (MWIG) 2011(MWA; 2011)Migrating From Potable to Non-Potable


In any case weare all committedto the 3RsReduceRecycleReusePopulation Growth, ETP,Climate ChangeMigrating From Potable to Non-Potable


Migrating to Non-Potable WaterThe Prospect?Migrating From Potable to Non-Potable


Not very promising now…• Present Water Tariff the constraint?• Expensive?• No motivation?• No interest?es Efforts are there,We must not despair,We are responsible forsustainable developmentMigrating From Potable to Non-Potable


Many efforts presently especiallythe Government• KeTTHA, Green Tech• KeTTHA, IWK - Recycling• KPKT, NAHRIM - Rainwater Harvesting• NRE, JPS – Sli Saliran Mesra Alam• Green Building IndexTechnology available locally and overseas (more) tooMigrating From Potable to Non-Potable


There are also needs and opportunities…Migrating From Potable to Non-Potable


There are also needs and opportunities…• The Northern Region• “Dam Country”• Facility Owners Agriculture;Water Supply, Energy (Hydro)• Raw Water Storage andDistribution System IntensiveTime to share non-potable water in anintegrated manner?Migrating From Potable to Non-Potable


Science, Technology & InnovationMigrating From Potable to Non-Potable


Tariffs, pricing are Policy issues to resolve…But we need dSTIt to survive and dto prosper,We must have the knowledge and technologyready and available HERE when neededAustralia’s experience duringthe long drought years:• Not enough detailedknowledge• Not enough technology at“home” (locally)• Infrastructure not readyLessons learnt:“Never Again”Invest in “Home”TechnologyIntegrateDetailedGroundwaterMapping and prepare“Emergency Wells”Migrating From Potable to Non-Potable


• Are we investing and putting in enougheffort in STI?• Are we waiting for a disaster to justifyefforts in STI?• Are we bounded by the maxim “Necessity isthe Mother of Invention” and there is nonecessity now?Migrating From Potable to Non-PotableRemember theMelakaExperience?TheAustralianExperience?“We cannot squeezewater from rocks”


What STI are we good at in water demandmanagement?Out of necessity…Singapore:World Renown in MembraneTechnologyOut of Disaster?Australia:Planning & Design ToolsForecastingRainwater HarvestingEquipmentMalaysia?Migrating From Potable to Non-Potable


What we need in the Water Supply Sector andthe Water Sector as a whole is“A Project to the Moon”!!When PresidentKennedy declaredthat the US will landa man on the moonand return safely toearth by the end ofthe decade…dIt inspired hiscountry; It inspiredthe WorldWhat was thenecessity?What was theurgency?But look what itdid to STI andeven the way welive!!Migrating From Potable to Non-Potable


What is our “Project to the Moon”?We need something excitingWhat excites isthe Rate of ChangeHow do we get this?Migrating From Potable to Non-Potable


In closing…Migrating From Potable to Non-Potable


• We are moving towards unsustainabledevelopment• We need IWRM• We need more WDM options• We need more STI• We need a “Project to the Moon”We need to migrate from potable……to non-potable waterMigrating From Potable to Non-Potable


Most of all…what we need in the Water SupplySector and the Water Sector as a whole is achange in mind-setRemember“Singapuradilanggar Todak”?Keep an openmind; idSupport effortsfor IWRM,WDM, STIMigrating From Potable to Non-Potable

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