Improving Water Security in Water Stressed Bagmati River Basin, Nepal (2)
Improving Water Security in WaterImproving Water Security in Waterp o g ate Secu ty atep o g ate Secu ty ateStressed Bagmati River Basin,Stressed Bagmati River Basin,Rabindra Ray, Engineer, GoN, Ministry of Urban Development, HPCIDBCRabindra Ray, Engineer, GoN, Ministry of Urban Development, HPCIDBCNepalNepalRam Kumar Shrestha, Engineer, GoN, Ministry of Urban Development, HPCIDBCBharat K.C., Senior Divisional Engineer, GoN, Ministry of Urban Development, HPCIDBCRam Kumar Shrestha, Engineer, GoN, Ministry of Urban Development, HPCIDBCBharat K.C., Senior Divisional Engineer, GoN, Ministry of Urban Development, HPCIDBCHigh Powered Committee for Intregated Development of BagmatiCivilization (HPCIDBC)High Powered Committee for Intregated Development of BagmatiCivilization (HPCIDBC)www.bagmati.gov.np
I t d ti t B ti B iOutlineOutline Introduction to Bagmati Basin Status of River Bagmati Action Plan (BAP) Activities carried out by HPCIDBCF t Pl Future Plan Conclusion
Bagmati River Basin in NepalpperPartUpdlepartMiderPartLoweTotal Catchment area : 3700 sq. km.Total length of the river in Nepal :220k220km
HPCIDBCHigh Powered Committee for IntegratedDevelopment of Bagmati Civilization(HPCIDBC)(HPCIDBC) has the mandate: Policy formulation and Planning forrestoration of River system in the capitalcity, Kathmandu Valley Construction of infrastructure to protectand restore the Bagmati River System• Construction of sewer system• Construction of waste watertreatment plant• Construction of access road andgreen beltgreen belt Defining the river alignment and width offlow regime Monitor and regulate the activities along Monitor and regulate the activities alongthe river side area.
Ultimate GoalUltimate GoalClean green and healthy river system inClean, green and healthy river system inKathmandu valley; that is full of life and valuedby allby all.
Importance of Bagmati RiverK th d i th it l Kathmandu is the capitalcity of Nepal, situated onthe banks of BagmatiRiver The length ofPashupatinath GokarnesworRiver. The length ofBagmati River withinKathmandu Valley is 45km.km. Bagmati River and itswatershed is veryimportant for Nepalimportant for Nepalstrategically, religiously,culturally, economically,socially &Dhap Sunarighatsocially &environmentally. There are so many holyplaces and cemeteriesplaces and cemeterieslocated in its bankenlisted in the WorldHeritage Sites.Guheswori Gaurighat
Issues/Problems of Bagmati in KathmanduDecrease in river flow(tapping of almost all river waterDisposal of untreated wastewaterEncroachments of riverregimefor Water supply in KV) water regimeSolid waste dumping on riverbanksand extraction Haphazard urbanizationand rapid populationbank and rapid populationgrowth
Discharge of Bagmati RiverDischarge of Bagmati RiverDischarge of Bagmati River28.7634.753035s• Highdifference indry and wet12.5315.4218.77152025hargeCumecsdry and wetweatherflow1.98 3.443.220510Disch• Watershortage in 0GokarnaJorpatiTilgangaShankhamulBabarmahalThapathaliSundarighatKhokamaLocationshortage indry seasonDry Season Discharge m3/s Monsoon Discharge m3/s
Water Quality of the Bagmati and its TributariesWater Quality of the Bagmati and its Tributaries
Bagmati Action Plan(BAP)AA cccomprehensive framework document for the conservation ofcomprehensive framework document for the conservation ofBagmati River System.Bagmati River System.
B ti A ti PlBagmati Action Plan Bagmati Action Plan has beendeveloped by HPCIDBC & NTNCwith the financial support of UNEPand UNHABITATand UNHABITAT. Bagmati Action Plan was approvedby the Government of Nepal iny pAugust 2009. It envisages HPCIDBC as the leadgimplementing agency for riversystem environment improvement inKathmandu ValleyKathmandu Valley.
Zoning of the Kathmandu ValleyBagmati Action Plan …….Zoning of the Kathmandu ValleyNatural ConservationRuralZone 1Zone 2 RuralPeri UrbanUrbanZone 2Zone 3Zone 4 UrbanDown StreamZone 4Zone 5
Financial StatusFinancial Status60 5440506041544640292030294 5 5 5 5010Year 1 Year 2 Year 3 Year 4 Year 53.8 4 4.5 5 5.5Required BudgetMUSDExpected AllocationMUSD
Activities Carried out by HPCIDBCConservation of water recharge areas, Dhap (origin of Bagmati)BeforreNoww
Construction of sewer lines green belts access roads along theActivities Carried out by HPCIDBC …………..Construction of sewer lines, green belts, access roads along theriver and river demarcation
Bagmati River Bank Protection work/River trainingActivities Carried out by HPCIDBC …………..Bagmati River Bank Protection work/River trainingNow Before
O ti f W t W t T t t Pl t t G h iActivities Carried out by HPCIDBC …………..Operation of Waste Water Treatment Plant at GuhesworiCapacity: 16.4 MLDDrying Bed
Monthly average COD of influent and effluent of1600Monthly average COD of influent and effluent ofthe Waste Water Treatment Plant120014001600InfluentEffluent8001000CODmg/l400600C0200Apr-12 May-12 Jun-12 Jul-12 Aug-12 Sep-12
WWTP in KathmanduGokarna)GuheshworiMadhyapur Thimi)BhaktapurBalkumari 216 MLDSundarighat397 MLDBhaktapurNakhuChovar
Future Plan Rainwater harvesting, Ground water recharge andlivelihood development in buffer zone. Watershed Management activities in upperBagmati. (IUCN) Augmentation of river discharge by constructingdam in upper Bagmati. (ADB/PPTA/8050)Dam Height Storage YieldNagmati Dhap 18 m 0.7 mcm 24 l/sNagmati 60 m 5.0 mcm 230 l/sBagmati 50 m 3.4 mcm 200 l/s
Contour Photograph of proposed Dam siteFuture Plan …..Contour Photograph of proposed Dam site
Road Map of Water Security in Bagmati BasinWhere we are? Where do we get there? Where do we want to go?Water resource Develop & implement a Socially, environmentallydevelopmentdangerouslyunsustainable in theupper Watershedp psustainable Waterresource Mgt. systemfor deep GW usey, y& economicallysustainable WS & WWTPin the valleyLane 1River environmentmanagementalmost out ofcontrolDevelop and implementcomprehensive RiverEnvironment Mgt. system(Bagmati Action Plan)Clean, green & healthyriver system that if fullof life & valued by allLane 2controlRapid andunsustainable urban(Bagmati Action Plan)Sustainable WaterResource developmentInfrastructure in thelower basin and disasterLane 3development inlower basinLimited capacity andf& Irrigation Water useManagementsupport a step wisemgt. creatingopportunities outside KVMulti-stakeholdersLane 3resources fromGovernmental institution &civil society to bringadequate response to basinissuesapproach for bldg. inter-sector collaboration,awareness & appr.Decisionmechanisms forintegrated managementof water resources in thebasinLane 4
Conclusion Bagmati River and its tributaries environmentalsituation has not deteriorated IRREVERSIBLY; itb t dcan be regenerated• Implementing of IWRM.• Defining responsible sole organization for Bagmati• Defining responsible sole organization for BagmatiBasin.• Developing the HPCIDBC as subsidiary RBO forp g yBagmati River.www.bagmati.gov.np