SUEZ STRATEGIC PARTNER FOR MEMBRANE PLANTS

1 SUEZSTRATEGIC PARTNER FOR MEMBRANE PLANTSG eneral presentation (Fernando Salvador Marques) MEMBRANE systems (Jo o Farinha)12 Electrodialysis reversal (Luis Urrutia)34 Reverse osmosis (Jo o Farinha)2I56 MembraneBiologicalReactor(Luis Urrutia)Ultrafiltration WTP & WWTP (Luis Urrutia)1. GENERAL PRESENTATION 3ready for the resource revolution4 IWATER TREATMENTP resent in 70countries over82,000employees turnover in 2015 74 million invested in R&D323,000industrial and business customers10 million peoplereceivingdesalinated water>250desalination PLANTS 92 millionpeople supplied1,200 drinking water facilities65 millionPeople served2,300 wastewater treatment plantsRECYCLING& RECOVERY40 milliontonsof treated waste57 millionpeoplebenefiting from waste collection47 Incineratorsworldwide5.

2 138 GWhproduced annually from waste14 million tons of valorized waste SUEZ at aglanceready for the resource revolution5I SUEZ s MEMBRANE offer consists on 4 complementary areas of activity : Customiseddesign & build. Operation and services solutions. Packaged equipment and technologies. Financing throughtBOT contracts ( from the design phaseup to the Plant transfer) SUEZ hasconsolidateditsworld-leadingpositioni nthefield,inparticularthanksto: Expertiseasbuilderandoperator,offeringlo calauthoritiesandindustrycompetitivesolu tionsadaptedtotheirparticularrequirement s Masteryofpre-treatment,membranetreatment ,membranebioreactorsandremineralizationp rocesses. Comprehensiverangeofmodular&standardized productstooptimizedesign,delivery&commis sioningtimes Operatingsupporttoolstosafeguardfreshwat erorreuse-wastewaterproductionandcontinu ouslyoptimizeoperatingcosts Introductionofeffectiveenergyrecoverysys temstoreduceenergyconsumption SolutionstopreservetheEarth sfloraandfaunaingeneral,watersourcesandm arinelife(waterintakeanddispersionofbrin es).

3 2. MEMBRANE SYSTEMS67 IMEMBRANE DRINKING WATER SYSTEMS BrineReverse OsmoseEDRE lectrodyalisisReversalRiver / Lake Advanced treatment(Salt or Micro-Pollutantsremoval)SandFiltrationCo agulation Settlingor FlotationDisinfectionCl2/UVDisinfectionC l2/UVDisinfectionCl2/UVUFD ualmediaor sand Filtration1. Conventionalschema2. Clarification + membranes3. Filtration + membranesMain treatmentGAC FiltrationDisinfectionCl2/UVDisinfection Cl2/UVDisinfectionCl2/UVCoagulation Settlingor FlotationUF8 INon-potable water usesBrineReverse OsmoseEDRE lectrodyalisisReversalActivated sludgeC,N-DNClarification1. SecondarytreatmentPre-treatmentUltrafor C, N-DN3. Quaternarytreatment(Salt or Micro-Pollutantsremoval) MEMBRANE BiologicalReactorSandFiltrationCoagulati on Settlingor FlotationDisinfectionCl2/UVDisinfectionC l2/UVDisinfectionCl2/UVUFSand Mixed schema2.

4 TertiarytreatmentGAC FiltrationAgricultural usesIndirect drinking water usesDisinfectionCl2/UVDisinfectionCl2/UV DisinfectionCl2/UVDisinfectionCl2/UVMEMB RANE WASTEWATER REUSE SYSTEMS 8 I3. ULTRAFILTRATION (WTP & WWTP)910 IIncreasing regulatory standardsespecially regardingdisinfectant by-products and waterborne pathogensLimited and deteriorating supplies require the use of alternative water sourcesGrowing demand due to population growthTechnological innovation leading todevelopment oflow cost, high quality water treatment solutionsRetrofit of old technologyto protect the public from aging or underperforming systems ZeeWeedMembranes offer cost effective solutionsUF-Protecting Public Health with ZeeWeedMembranes11 IRejected MatterPermeatePermeateMembranePermeable MatterSupportMaterialMembranes are engineered thin barriers or films of material that allow certain substances to pass by a size exclusion mechanism related to the size of the pores on the MEMBRANE surfaceWhat is a MEMBRANE ?

5 12 IWhat is a MEMBRANE ?Positive barrier -Parasites are removedby size exclusion (> m), not inactivationSuperior treated water qualityCalifornia Department of Health Services Testing > 9 log removal of Giardia > 9 logremoval ofCryptosporidium > 2 / log removal of MS2 virusReliable, non-chemical treatmentCost effective for small, medium and large communitiesCryptosporidiumParvum (4-7 m)GiardiaLamblia (6-16 m) MEMBRANE Technology Provides the Ultimate Level of SecurityIntroduced in 1993 Immersed hollow fiber MEMBRANE configurationOutside-in mode of operationPVDF chemistry that is resistant to chlorine, oxidants and wide pH rangeCompatible with coagulants/PACNSF 61 Certified ultrafilterOver BGD* of treatment capacity makes ZeeWeedthe world s most trusted and experienced immersed MEMBRANE platform!

6 * Installed or under design as of December, 2006 ZeeWeedis the Trusted MEMBRANE PlatformUF is uniquely suited for spatially constrained facility sitesHigh tank intensitySmaller flocculation zonesElimination of clarificationMinimization of treatment chemicalsMinimization or elimination of treatment processes reduces costAdditional Minimum Footprint of Conventional PretreatmentSmaller FootprintExisting rapid sand MGD (18,000 m3/d)existing plantSimple, Cost Effective Media Filter RetrofitsZeeWeed 1000 MGD (65,000 m3/d)retrofit~ 2-3x Capacity Increase in the Existing Footprint !!Columbine WTP, Denver, CO28 MGD (106 MLD) Before50 MGD (189 MLD) AfterSimple, Cost Effective Media Filter RetrofitsULTRAFILTRATION TECHNOLOGY HELPS SUPPLY CLEAN DRINKING WATER IN NORTHERN PORTUGALThe facility, based north of the city of Oporto, has a new capacity of 24 million liters per day as a result of the upgrade, providingclean drinking waterto roughly 80,000 people in the Guimar esand Santa Eufemia plant treats water from the nearby Ave River and is operated by Vim gua, the municipal authority for water management in the region.

7 Plant upgrade work was required as a result of deteriorating water quality from the river. The plant is now one of the largest installations of SUEZ ZeeWeed1500 modules in Europe and the Middle Oaks, CA, USA100 mgdLakeview, ON, Canada95 mgdFridley, MN, USA P90 mgdMoscow, Russia -A73 mgdChestnut Avenue, Singapore72 mgdColumbia Hts, MN, USA -N70 mgdRacine, WI, USA50 mgdThornton, CO, USA50 mgdCCK, Singapore48 mgdClay Lane, UK mgdKamloops, BC, mgdForest Park, PA, USA USF40 mgdRoetgen, Germany -N38 mgdEscombreras, Spain37 mgdSan Joaquin, CA, USA36 mgdModesto, CA USF 36 mgdOlivenhain, CA, USA34 mgdColiban, Bendigo, AU USF 33 mgdSweetwater, CA30 mgdScottsdale, AZ30 mgdThunder Bay Bare Point30 mgdLargest DW Installations use ZeeWeed4.

8 MBR (WWTP)20 MBR. MembraneBiologicalReactor* UF barrirerinsteadsettlingprocess, thisguaranteeoutput Installations22 IMaximum Daily Flow, MLDFord Motors CAN MLD (1992)Powell River CAN 5 MLD (1998)Brescia ITA 42 MLD (2002) MLD total cumulative capacity added between 1983 and 19986000 l/d MLDH enriksdalSE 864 MLD (2018-2019)Cleveland Bay AUZ 75 MLD (2007)Brightwater USA 170 MLD (2010) Allways100% quality. Physical barrier. BAT/MTD in current BREF It does not affect by "bulking" phenomena, filamentous, Increase WWTP capacity in small area Remove settler that can be used for other process Perfect biological process control, solids can not go out. Modulasand flexible design.

9 Revamping Cooling towers Process Boilers feed Feed a RO,EDR, LARGEST MBR Europe26I5. ELECTRODIALYSIS REVERSAL (WTP & WWTP)2728 IEDR is the most robust and highest recovery wastewater desalination technology. 10+ year MEMBRANE life High turbidities Chlorine tolerance Silica tolerance, high recovery > 90%29 ITypical ApplicationsDrinking WaterReduction of total dissolved solidsRemoval of nitrate, fluoride, arsenic, perchlorate, radium, Uranium, SeleniumHigh silica feed water applicationsMunicipal Wastewater for IrrigationReduction of TDS Alleviates fresh water useTOC ToleranceIndustrial Process Water Reduce TDS prior to ion exchange Recovery of RO reject High silica loading (up to 140 ppm)Exploration Produced Water Concentration of salt, reduce disposal volume30 IRemoves salts from wastewater 1.

10 Effective on all charged constituents:Sodium, Nitrate, Small TOC2. Advantages of EDR:Higher turbidity/solids allowanceReduction in required pretreatmentCan manually clean membranes Maintain Chlorine residual to prevent biogrowthWastewaterRemoves salt to drinking water limits1. Effective on all charged constituents:Arsenic, Radium, Perchlorate, Fluoride, Nitrate2. Advantages of EDR:Multiple well sources with varying qualityInconsistent demand, start/stopsHigh recoveryReduced operating costs (chemicals, labor)ESTIMATED OPERATION COST31 IESTIMATED OPERATION COST 32 IFeed:MBR PERMEATEWATSYS Run DateRaw FeedProductConc. BDWasteCalciummg/l38,83,1310,8241,4 Number of Lines6 Magnesiummg/l39,83,7314,8244,6 EDR System2020-6L-3S with 6 Line(s) 3 Stage(s)