1 Center for Research in Water Resources The University of Texas at Austin Binational Water Management Information System: Rio Grande Basin Carlos Patiño Daene McKinney, David Maidment, Rebecca Teasley SCERP/USGS US-Mexico Border GIS Summit April 10, 2006 El Paso, Texas

2 Center for Research in Water Resources The University of Texas at Austin Binational Water Management Information System: Rio Grande Basin Motivation Motivation –Water scarcity over 10+ years in the basin necessitates Develop new planning tools Develop new planning tools Determine water availability in the basin Determine water availability in the basin Provide analysis for improved water management Provide analysis for improved water management Objectives Objectives –Develop a comprehensive, bi-national, basin-scale Geodatabase for the Rio Grande/Bravo basin Georeferenced (GIS) Relational Database Georeferenced (GIS) Relational Database –Organized according to the basin principle Watersheds delineated and hydrologic parameters calculated Watersheds delineated and hydrologic parameters calculated Hydrologic and related data accessible for analysis (including time series) Hydrologic and related data accessible for analysis (including time series) Available to stakeholders Available to stakeholders –Mexican and US federal, state, and local organizations –Assist in US-Mexican bi-national cooperation concerning water in the basin

3 Center for Research in Water Resources The University of Texas at Austin Project Collaboration Participants University of Texas at Austin University of Texas at Austin Comisión Nacional del Agua Comisión Nacional del Agua COMISIÓN NACIONAL DEL AGUA Support Instituto Mexicano de Tecnologia del Agua Instituto Mexicano de Tecnologia del Agua Instituto Nacional de Estadistica, Geografia e Informatica Instituto Nacional de Estadistica, Geografia e Informatica Universidad Autonoma de Ciudad Juarez Universidad Autonoma de Ciudad Juarez North American Development bank North American Development bank Texas Commission on Environmental Quality Texas Commission on Environmental Quality IBWC/CILA IBWC/CILA

4 Center for Research in Water Resources The University of Texas at Austin Rio Grande Basin 228,000 km2 (Mexico) + 327,000 km2 (US)= 555,000 km2(Total) 555,000 km2 (Total)

5 Center for Research in Water Resources The University of Texas at Austin Hydrologic Information System Analysis, Modeling, Decision Making Arc Hydro Geodatabase

6 Center for Research in Water Resources The University of Texas at Austin Waterbodys Monitoring Points Streams Watersheds ArcHydro What is it? Combine to represent a basin ArcHydro Q t Time Series

7 Center for Research in Water Resources The University of Texas at Austin Regionalization for Large Basins Digital Elevation Model for Mexico. Source: INEGI Digital Elevation Model for U.S. Source: USGS Rio Grande DEM30mx30m) Rio Grande DEM (30mx30m) –Basin > 500 million cells Too many cells to process Too many cells to process Break it down Break it down – Regions < 50 million cells

8 Center for Research in Water Resources The University of Texas at Austin Rasters & Regionalization (cont.) Buffered DEM Burn the Streams Fill the sinks Flow Direction Grid

9 Center for Research in Water Resources The University of Texas at Austin Regionalization (cont.) Delineate each sub-basin Delineate each sub-basin Define streams Define streams Establish connectivity Establish connectivity Assemble into full basin Assemble into full basin Rio Conchos Sub-basin

10 Center for Research in Water Resources The University of Texas at Austin Binational Geodatabase Tracing upstream from Amistad Res.

11 Center for Research in Water Resources The University of Texas at Austin Results and Validation Drainage area comparison in the Rio Grande basin 5%

12 Center for Research in Water Resources The University of Texas at Austin Time Series in the Geodatabase Monitoring points have time series Over 5,000,000 time series records today

13 Center for Research in Water Resources The University of Texas at Austin Water Quality Geodatabase Related to the Water Quantity Geodatabase Related to the Water Quantity Geodatabase Uses binational Water Quality criteria from Uses binational Water Quality criteria from –TCEQ, SEMARNAT, EPA, CNA, IBWC, USGS

Center for Research in Water Resources The University of Texas at Austin DEMO in GIS

15 Center for Research in Water Resources The University of Texas at Austin Conclusions Binational geodatabases created for Rio Grande basin Binational geodatabases created for Rio Grande basin –Both water quantity and quality –Includes more than 5 million time series records –Available to Mexican and U. S. federal, state, and local organizations –Illustrates US-Mexican binational cooperation in the water sector Bi-national geodatabase being used in simulation models for the basin to Bi-national geodatabase being used in simulation models for the basin to –Explore new approaches to improve water management planning in the basin Comprehensive, outcome-neutral, model-based planning Comprehensive, outcome-neutral, model-based planning System-wide analytical capability (database, planning models, and stakeholder-driven scenarios) System-wide analytical capability (database, planning models, and stakeholder-driven scenarios)

16 Center for Research in Water Resources The University of Texas at Austin ArcHydro Training Courses & Technology Transfer U.S. U.S. –Training Course – TCEQ, IBWC, USGS, UTEP –Consultation – USGS, USEPA, IBWC, TCEQ –Installation – IBWC and UTEP Mexico Mexico –Training Course – CNA, Tecnologico de Monterrey, UACJ, University of Nuevo Leon, IMTA, and CILA (in Spanish) –Consultation CNA, CILA, IMTA, Tecnologico de Monterrey –Installation – CNA, IMTA, Tecnologico de Monterrey Spain Spain –Training Course – Valencia, Spain (in Spanish) Distribution Distribution –Mexican and U. S. federal, state, and local agencies –IBWC and CILA –Mexican and U. S. NGOs and universities

17 Center for Research in Water Resources The University of Texas at Austin Geodatabase Distribution and Course Materials ftp://ftp.crwr.utexas.edu/pub/outgoing/patinoc/ArcHydro_Monterrey/