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WEAPWEAPWater Evaluation & Planning SystemWater Evaluation & Planning System
[email protected]@tellus.org
WEAP HighlightsWEAP Highlights Integrated water resources planning system.Integrated water resources planning system. GIS-based, graphical drag & drop interface.GIS-based, graphical drag & drop interface. Basic methodology: physical simulation of Basic methodology: physical simulation of
water demands and supplies.water demands and supplies. Additional simulation modeling: user-created Additional simulation modeling: user-created
variables and modeling equations.variables and modeling equations. Scenario management capabilities.Scenario management capabilities. Links to spreadsheets & other modelsLinks to spreadsheets & other models
WEAP CapabilitiesWEAP CapabilitiesCan doCan do High level planning High level planning
and strategic analysis and strategic analysis at local, national and at local, national and regional scalesregional scales
Demand managementDemand management Water allocationWater allocation
Cannot doCannot do Daily operationsDaily operations Least-cost optimization Least-cost optimization
of supply and demandof supply and demand
Examples of AnalysesExamples of Analyses– Sectoral demand analysesSectoral demand analyses– Water conservationWater conservation– Water rights and allocation prioritiesWater rights and allocation priorities– Groundwater and streamflow simulationsGroundwater and streamflow simulations– Reservoir operationsReservoir operations– Hydropower generationHydropower generation– Pollution trackingPollution tracking– Ecosystem requirementsEcosystem requirements
Selected ProjectsSelected Projects CaliforniaCalifornia
– Impacts of climate change and other stressors on Impacts of climate change and other stressors on ecosystem servicesecosystem services
Volta and Syr DaryaVolta and Syr Darya– Food and environmental securityFood and environmental security
ChinaChina– Providing a basis for cooperation/negotiation between Providing a basis for cooperation/negotiation between
Beijing and upstream water usersBeijing and upstream water users South AfricaSouth Africa
– Moving towards equity in water useMoving towards equity in water use
……& Adaptation…& Adaptation…
Alternative Alternative baselinebaseline scenarios can examine vulnerability of scenarios can examine vulnerability of water supplies to different demographic, technological, & water supplies to different demographic, technological, & climatalogical/hydrological futures. climatalogical/hydrological futures.
WEAP for Vulnerability…WEAP for Vulnerability…
Alternative Alternative policypolicy scenarios can explore demand and supply scenarios can explore demand and supply management options for adapting to future vulnerability.management options for adapting to future vulnerability.
Implications for the multiple and competing demands on Implications for the multiple and competing demands on water systems.water systems.
Implications of policies can be evaluated (ability to meet Implications of policies can be evaluated (ability to meet water needs, hydropower availability, pollution loadings, water needs, hydropower availability, pollution loadings, costs, etc.)costs, etc.)
Schematic ViewSchematic View
Click and drag to create a
new demand site
Data ViewData ViewData is displayed numerically and
graphically
Results ViewResults ViewResults can be
displayed in wide range of formats
and scales
OverviewsOverviewsFavorite charts
can be selected to give quick overviews
Sectoral Water DemandsSectoral Water Demands
Irrigation
Livestock
Mining
Industrial
Commercial
Ecosystems
DomesticTotal Water Demand
Major Cities
Illustrative Demand StructureIllustrative Demand Structure
Agriculture
Industry
Municipal
CottonRiceWheat...
Electric PowerPetroleumPaper...
South CityWest City...
Irrigation...
CoolingProcessingOthers
Single FamilyMulti-family...
FurrowSprinklerDrip
StandardEfficient...
KitchenBathingWasherToilet...
SECTOR SUBSECTOR END-USE DEVICE
SuppliesSupplies RiversRivers Groundwater Groundwater
– storage capacitystorage capacity– maximum monthly withdrawalmaximum monthly withdrawal– natural rechargenatural recharge
Diversions (e.g. canals, pipelines)Diversions (e.g. canals, pipelines) Reservoirs Reservoirs Other (e.g. desalination)Other (e.g. desalination)
HydrologyHydrologyRead-from-File MethodRead-from-File Method Historical or synthetic data, Historical or synthetic data,
imported from data filesimported from data files
Water-Year MethodWater-Year Method Create a series of water year Create a series of water year
“types” from very dry through “types” from very dry through normal to very wet (5 types).normal to very wet (5 types).
For each scenario year For each scenario year specify its type.specify its type.
Use to examine alternative Use to examine alternative climate scenarios.climate scenarios.
HydropowerHydropower
Capacities, efficiencies, and other properties
of power generation
Priority Allocation Priority Allocation of Water Resourcesof Water Resources
Supply PrioritiesSupply Priorities
Demand PreferencesDemand PreferencesAllocation OrderAllocation Order
NetworkNetwork
WEAP System RequirementsWEAP System Requirements
Windows 95 or laterWindows 95 or later 32 MB of RAM (64 MB suggested)32 MB of RAM (64 MB suggested) Imports from/exports to Excel and Word (not Imports from/exports to Excel and Word (not
required).required). Uses standard ArcView GIS “shape” files. Uses standard ArcView GIS “shape” files.
ArcView is not required.ArcView is not required.
AvailabilityAvailability
Evaluation version available at no charge Evaluation version available at no charge (CDs available here) or download from (CDs available here) or download from http://www.weap21.orghttp://www.weap21.org
Full version requires license, available from Full version requires license, available from SEI-Boston. SEI-Boston.
Email Email [email protected]@tellus.org Training is needed for majority of users, Training is needed for majority of users,
available from SEI-Boston.available from SEI-Boston.
