Application of WEAP for Application of WEAP for Holistic Water Resources Holistic Water Resources Management in MA Management in MA Brian Joyce& Jack Sieber - Stockholm Environment Institute (SEI) Paul Kirshen - Tufts University David Mitchell - M.Cubed MA Water Resources Conference – April 8, 2008
Project Goals Project Goals � To demonstrate a holistic approach to water To demonstrate a holistic approach to water � supply, wastewater, and storm water supply, wastewater, and storm water management for Massachusetts municipalities. management for Massachusetts municipalities. � Assist a community working on water resources Assist a community working on water resources � management planning and decision making. management planning and decision making.
WEAP Credits WEAP Credits � WEAP was conceived by Paul WEAP was conceived by Paul Raskin Raskin, President of , President of Tellus Tellus � Institute, and developed under his supervision until 2001. Many Institute, and developed under his supervision until 2001. Many have contributed to the development and application of WEAP have contributed to the development and application of WEAP since its inception. We would like to acknowledge, in particular, , since its inception. We would like to acknowledge, in particular Paul Raskin Raskin, Eugene , Eugene Stakhiv Stakhiv, Ken , Ken Strzepek Strzepek, , Zhongping Zhongping Zhu, Bill Zhu, Bill Paul Johnson, Evan Hansen, Charlie Heaps, Dmitry Stavisky Stavisky, Mimi , Mimi Johnson, Evan Hansen, Charlie Heaps, Dmitry Jenkins, Jack Sieber Sieber, Paul Kirshen, Tom , Paul Kirshen, Tom Votta Votta, David , David Purkey Purkey, , Jenkins, Jack Jimmy Henson, Alyssa Holt McClusky McClusky, Eric Kemp , Eric Kemp- -Benedict, Benedict, Jimmy Henson, Alyssa Holt Annette Huber- -Lee, David Yates, Peter Lee, David Yates, Peter Droogers Droogers, Pete , Pete Loucks Loucks, , Annette Huber Jeff Rosenblum Rosenblum, Winston Yu, Chris Swartz, Sylvain , Winston Yu, Chris Swartz, Sylvain Hermon Hermon, , Jeff Kate Emans Emans, Dong , Dong- -Ryul Ryul Lee, David Michaud, Chuck Young, Lee, David Michaud, Chuck Young, Kate Martha Fernandes Fernandes, Brian Joyce, , Brian Joyce, Daene Daene McKinney, Johannes McKinney, Johannes Martha Wolfer, Markus Huber, , Markus Huber, Mahmoud Mahmoud Al Al Sibai Sibai and Abdullah and Abdullah Wolfer Droubi. . Droubi
WEAP WEAP � Represents major components of a managed water Represents major components of a managed water � resources system resources system � Basic methodology: physical simulation of water Basic methodology: physical simulation of water � demands and supplies demands and supplies � Allocates water based upon a system of priorities Allocates water based upon a system of priorities � � Climate driven hydrology module generates stream flow Climate driven hydrology module generates stream flow � � Tracks pollution generation, water quality, and Tracks pollution generation, water quality, and � wastewater treatment wastewater treatment � Financial module calculates costs and revenues Financial module calculates costs and revenues � � Scenarios analysis used Scenarios analysis used to assess water requirements, � costs and environmental impacts of proposed of proposed management changes management changes � PC based PC based �
WEAP Capabilities WEAP Capabilities Can do Cannot do Can do Cannot do � High level planning and High level planning and � Daily operations Daily operations � � strategic analysis at local, strategic analysis at local, � Least Least- -cost optimization cost optimization � national and regional national and regional of supply and demand of supply and demand scales scales � Demand management Demand management � � Water allocation Water allocation �
Supplies Supplies � Rivers Rivers � � Groundwater Groundwater � � storage capacity storage capacity � � maximum monthly withdrawal maximum monthly withdrawal � � natural recharge natural recharge � � Diversions (e.g. canals, pipelines) Diversions (e.g. canals, pipelines) � � Reservoirs Reservoirs � � Other (e.g. desalination) Other (e.g. desalination) �
Sectoral Water Demands Sectoral Water Demands Irrigation Ecosystems Livestock Domestic Total Water Demand Mining Commercial Industrial Major Cities
Examples of Analyses Examples of Analyses � Sectoral demand analyses Sectoral demand analyses � � Water conservation Water conservation � � Water rights and allocation priorities Water rights and allocation priorities � � Groundwater and streamflow simulations Groundwater and streamflow simulations � � Reservoir operations Reservoir operations � � Hydropower generation Hydropower generation � � Pollution tracking Pollution tracking � � Ecosystem requirements Ecosystem requirements � � Used Globally Used Globally �
Schematic View Schematic View demand site Click and create a drag to new
Illustrative Demand Structure Illustrative Demand Structure SECTOR SUBSECTOR END-USE DEVICE Agriculture Irrigation Furrow Cotton Sprinkler ... Rice Drip Wheat ... Industry Standard Cooling Electric Power Efficient Processing Petroleum ... Others Paper ... Municipal Kitchen Single Family South City Multi-family Bathing West City Washer ... ... Toilet ...
Data is displayed numerically and graphically Data View Data View
� Mass balance equations Mass balance equations are the foundation of are the foundation of � WEAP's monthly water accounting: total monthly water accounting: total WEAP's inflows equal total outflows, net of any change inflows equal total outflows, net of any change in storage (in reservoirs and aquifers). Every in storage (in reservoirs and aquifers). Every node and link in WEAP has a mass balance node and link in WEAP has a mass balance equation, and some have additional equations equation, and some have additional equations which constrain their flows. which constrain their flows. � Inflow A = Outflow A Inflow A = Outflow A – – Storage Change A Storage Change A �
Overviews Overviews Favorite charts can be selected to give quick overviews
“Urban Urban” ” WEAP Enhancements WEAP Enhancements “ New features allow the user to include the following: New features allow the user to include the following: � Infiltration and Inflow Infiltration and Inflow from groundwater to sewage from groundwater to sewage � collection systems. collection systems. � Infiltration Basins & Retention Ponds Infiltration Basins & Retention Ponds as management as management � practices. practices. � Display of User Display of User- -Defined Performance Measures as Defined Performance Measures as � Results. Results. � Tiered Water Pricing Tiered Water Pricing policies as a means of promoting policies as a means of promoting � demand management. demand management. � Combined Sewer Overflows Combined Sewer Overflows ( (CSOs CSOs) ) that pose potential that pose potential � risks to public health and aquatic life, because they discharge risks to public health and aquatic life, because they discharge chemicals and disease- -causing pathogens directly into waterways. causing pathogens directly into waterways. chemicals and disease
Study Definition: Study Definition: Hydrography Hydrography Sharon, MA Hydrography Spring Valley N Upper Traphole Middle Massapoag Neponset Brook Brook River Spring Brook Beaver School Steep Brook Meadow Massapoag Hill Brook Brook Brook Lake Massapoag Rattlesnake Creek Billings Brook Canoe River Borderland State Park Little Canoe River Streams Lakes & Ponds Subbasins 1 0 1 2 Miles Town Boundaries
Current Accounts: Current Accounts: Land Use Land Use Land Use Areas for WEAP Sub-Basins (acres) Sharon, MA Land Use N Lake Massapoag Streams Lakes & Ponds Land use Commercial Cropland Forest Industrial Mining Open Land Participation Recreation Pasture Residential Transportation Urban Open Water Water Based Recreation Wetland 1 0 1 2 Miles Woody Perennial
Current Accounts: Current Accounts: Climate Climate Average Daily Precipitation and Temperature (1980 – 2003)
Study Definition: Study Definition: Water Supply & Delivery System Water Supply & Delivery System Sharon, MA Water Supply System N Upland Rd Tank Ú Ê T $ Well #4 Ú Ê Ú Ê Ê Ú Ê Ú Ê Well #2 Ú Ú Ê Ú Ê Ê Ú Ê Ú Moose Hill Tank Ê T $ Ú Well #3 Hampton Rd Tank $ T Lake Massapoag Well #5 Ú Ê Ê Ú Well #6 Well #7 Ú Ê Ú Ê Ú Ê Ú Ê Ê Ú Ê Ú Massapoag Ave Tank T $ Ê Ú Wells Streams Lakes & Ponds $ T Water Tanks Water Mains 1 0 1 2 Miles Town Boundaries
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