German Lebanese Technical Cooperation Project Protection of Jeita Spring Fact Sheet IV W Jeita -Dbayeh          I. Introduction  Jeita-Dbayeh canal. Polluted surfacewatercanintrudeinto III. DomesticDistribution&Conveyance W . DbayehT ater SupplywithinBeirut-MountLebanon ater Establishment &Mount (WE-BML) 3. Filtration(rapid sand 2. Flocculation; 1. Screening; full ef plant forBeirut. Kashkoush, but alsoothersprings(e.g. , etc.)andChabrouh. on springs(Assal,Labbane, plant.   charge of: Mount Lebanon(WEBML)in T The onlywatertreatment Max. treatmentcapacity (in water foralongtime. damaged, Beirutwillnothave case ofphysicalcollapse.If Dbayeh: Noalternativelinein is asingle-laneconveyorto m      Supply inBeirut:mainlyJeita, Supply withintheJSCisbased Purification atDbayehtreatment W Jeita-Dbayeh canalandtunnel Max. deliveryperday:255,000 Conveyance of: reatment steps: 3 ater EstablishmentBeirut- (max. capacityoftunnel). g s intake at Supply forBeirut. D Nahr elKalbsurfacewater- Kashkoush wells(x6wells); Kashkoush spring; Jeita wells(x2); Jeita spring; u r o Council forDevelopment &Reconstruction (CDR) o p ficiency): 320,000m m u p n e l y d s w w t i c a i t - Mokhada dam. , etc.). h t reatment Plant e a i n r n ( d t G h Ministry of Energy &W a e W g J r ) e i c c i u t a a l t t c u h 3 r . a m l e n t ;  Illegal tappingat      Decentralized Supply   II. ProblemStatement     GW catchment. domestic purposewithinthe catchment. on landusepracticeswithinthe ers. private ownedwellstocustom- lons tohouseholds. mental control! sources issubjecttogovern- Local springwaterisusedfor Quality ofspringwaterdepends W W Approx. None ofthedecentralwater 4. Chlorination. filters); treatment systems. caused deteriorationof the qualityof output. tory addsuncertaintyto Poor maintenancehas Poorly equippedlabora- ater (MoEW) ater trucksdeliverwaterfrom ater vendorssellwatergal- 1. RapiddepletionofGW 2. Inef between SepandNov Jeita’ m Dimension ofJeita-Dbayeh W W High seasonalvariationof 3 ater shortagecausedby: ater shortageinBeirut systems aftersnowmelt; Dbayeh). loss betweenJeitaand infrastructure (e.g.30% and waterconveyance /s ). s discharge( 700 privatewells. ficient tappingofJeita Afqa spring. 1-55 . V    . IrrigationConveyance Natural Resources Federal Institutefor Geosciences & Hadid, LabbaneandRouaiss. Dbayeh canalfor“irrigation”. must bedivertedfromJeita- driven (continuoussupply). Supply systemnotdemand Spring waterfrom Between May&Sep:60,000m     Chabrouh &    and Metn. Chabrouh damsuppliesKeserwan  canal andtunnel(3.1m (320,000 m and Dbayehtreatmentplant W stances, etc.). wells, infiltratingsub- multiple hazards(e.g.drilled Old infrastructure( years) isnotreliable. T and quality insuf public watersupply Low trustofcitizensin year Keserwan and stored long internal spring, Assal Good Storage Main reatment inDbayehof ater canalisfacing ficient operatinggrade . safe residence inflow spring: water water small catchment. volume: supply . 3 throughout /d) insuf Assal Spring from . quality inflow Afqa, Suf time in ficient 9.3 Labbane >100 . ficient. Assal, due from of MCM. the 3 /s) to 3

German Lebanese Technical Cooperation Project Protection of Jeita Spring Fact Sheet W Resources Management VI. Recommendations       WEBML W ater SupplywithinBeirut-MountLebanon ater Establishment Beirut &Mount Lebanon(WE-BML)      must befencedin: aquifer resources fortheperiodSep-Nov Salib or-Zirghaya)toincreaseavailable reliable waterinfrastructureplanning. spring dischargesandDbayehintaketoallow Nahr IbrahimtoincreaseresourcesinJeita’  Establish GWprotectionzones. All springsthatareusedfordomesticsupply Construction ofadditionalreservoirs(Nahres Establish ahydrologicalmonitoringsystemat Establish managedaquiferrecharge(MAR)in Dbayeh: scheme; uous maintenance rial staf treatment potential; Introduction ofcontin- and parameters. monitoring frequency capacity andincrease Improve laboratory No accesstolivestock. No accesstofarmers; Access onlygrantedtoWEBML-andministe- Increase quantitative isinchargeofdomesticwatersupplyKeserwan,incl.potentialstorageoptions. Council forDevelopment &Reconstruction (CDR) . f; Ministry of Energy &W needed toprevent clogging. frequent backwashing is Rapid sandfilteratDbayeh: . ater (MoEW) s Conveyance         are thebasisforwatersavings. schemes shouldbeestablished-which supply ismetered,volumetricpricing schemes. physical waterlosses. irrigation watersupplyis notjustified.  overflow andunaccountedwater system toreducewasting ofwater cases thereisnoagricultural activity ties attachedtothecanal:Sinceinmany   along topographic gradients. Installation ofwatermeters:onlywhen Introduce volumetricblock-pricing Establish leak-detectionsystemtoreduce Improve tappingatJeitaspringtoreduce Introduce demanddriven irrigationsupply Reform agriculturalwaterrightsforproper- Renew Jeita-Dbayehwaterconveyor: Establish hydropowergeneration units connections; sealed topreventpollutionandillegal emergency); (alternative pipeformaintenanceand Enlarge flowcapacityto400,000m Conveyor needstobecompletely Construction ofatwo-pipeconveyor Natural Resources Federal Institutefor Geosciences & . . , 3 /d.