1. Status of the CUAHSI Community Hydrologic Modeling Project (CHyMP) Larry Murdoch Jay Famiglietti Venkat Lakshmi Rick Hooper

2. Community Hydrologic Modeling Project CHyMP Objective: Advance hydrologic sciences by enabling community modeling. 3 workshops – Scoping. 20+ participants; Academics, Fed. Agency, Private Sector March 2008 [Famiglietti et al., 2008]. – Blueprint. 50+ participants, March 2009 [Famiglietti et al., 2009]. – Implementation. 30+ participants, March 2011. [Famiglietti et al., in prep]. Outcomes – Agree on importance – Recognize ongoing work – Identify next steps 2 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

3. 3 Motivation Grand Challenges in Hydrology “The challenge is to predict changes in freshwater resources and the environment caused by floods, droughts, sedimentation, and contamination in a context of growing demand on water resources.” NRC Report (2001) Predict changes in connections throughout the global fresh water system Alcamo et al (2008) Predict – Effects of human activities and natural perturbations – Patterns and variability of processes affecting quantity and quality – Optimal management for sustainability of water resources WATERS Network. Minsker (2007) Multiple processes important at small scale Societal implications and couplings at large scale Simulation is key to spanning scales, transferability Climate change, land use change, water sustainability….

4. Ground Water Surface Water Sustainability – gw-sw, a single resource [Winter, 1999] Climate – How deep is water table? [Fan et al., 2007; Maxwell et al. 2007; Ek and Holstag, 2004 Anyah et al., 2008; Fan and Miguez-Macho, 2010] Water balance – Basins as importer/exporter? [Toth, 1963; Schaller and Fan, 2009] Water quality – Flow paths, redox, residence time? [Nolan et al., 2006; Shabaga and Hill, 2011; Carle et al. 2006; Sudicky, 2008; Kollet and Maxwell, 2008] Flooding – Depth of water table? [Jourde et al. 2007; Finch et al. 2004; Kreibich andThieken, 2008] 4 [Jourde et al. 2007] Effect of soil moisture on cloud development Shallow gw and atm boundary layer Groundwater exchange Nitrate in gw risk Flow paths and travel times U.S. wetlands Standard climate models subsidence Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

5. Ground Water Surface Water Sustainability – gw-sw, a single resource [Winter, 1999] Climate – How deep is water table? [Fan et al., 2007; Maxwell et al. 2007; Ek and Holstag, 2004 Anyah et al., 2008; Fan and Miguez-Macho, 2010] Water balance – Basins as importer/exporter? [Toth, 1963; Schaller and Fan, 2009] Water quality – Flow paths, redox, residence time? [Nolan et al., 2006; Shabaga and Hill, 2011; Carle et al. 2006; Sudicky, 2008; Kollet and Maxwell, 2008] Flooding – Depth of water table? [Jourde et al. 2007; Finch et al. 2004; Kreibich andThieken, 2008] 5 Effect of soil moisture on cloud development Shallow gw and atm boundary layer Groundwater exchange Nitrate in gw risk Flow paths and travel times U.S. wetlands Standard climate models subsidence from Norm Jones Computation: How to represent the processes? Local  continental scale Data: Hydrostratigraphy ? Water table depth? Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

6. Objective Community computational resources to enable the simulation and understanding of water-related processes anywhere in U.S. with the best currently available resolution and accuracy. 6 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

7. Advance local  continental-scale simulations direct applications to models and data. Advance capabilities of individual scientists innovation and discovery. Enable community collaboration, education synergy and intellectual sustainability. 7 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011 Strategy

8. Proposed CHyMP Resources 8 1. Modeling Database Access to spatial/temporal data Parameters, forcings, results New digital data--hydrostratigraphy Catalog, Standard format Extensible—preservation and access to community-derived data 2. Computational Platform Multi-scale/multi-process simulation Applicable anywhere Transcontinental Multiple regional Integrate with climate models Benchmark intercomparison Integrate with database, inverse, HPC Community access/contribution 3. Simulation Gallery Community building Teaching and learning Modeling practice Methods, tutorials, benchmarks, data Citation = Community Water Model Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

9. Plan for Creating Resources Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011 9 Phase 1: Design Current capabilities Community needs Prototype Phase 2: Develop Code Data Testing Phase 3: Sustain Harden code Community contributes Growth

10. Plan for Creating Resources Phase 1: Design Current capabilities Community needs Prototype Phase 2: Develop Code Data Testing Phase 3: Sustain Harden code Community contributes Growth 10 Working Group, 1-2 yrs Chair w/ 3-10 members + grad students Expertise to evaluate and assess CUAHSI coordinates Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

11. Phase 1: Design Current capabilities Community needs Prototype Phase 2: Develop Code Data Testing Phase 3: Sustain Harden code Community contributes Growth 11 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011 Plan for Creating Resources PI-led Project 2-3 yrs RFP based on input from WGs Interact with WGs and CUAHSI Working Group, 1-2 yrs Chair w/ 3-10 members + grad students Expertise to evaluate and assess CUAHSI coordinates

12. Phase 1: Design Current capabilities Community needs Prototype Phase 2: Develop Code Data Testing Phase 3: Sustain Harden code Community contributes Growth 12 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011 Plan for Creating Resources PI-led Project 2-3 yrs RFP based on input from WGs Interact with WGs and CUAHSI CUAHSI-led project 1-2 yrs Guidance from Development Team + CRN Working Group, 1-2 yrs Chair w/ 3-10 members + grad students Expertise to evaluate and assess CUAHSI coordinates

13. 13 Modeling Database 1. Spatial/temporal database 2. Hydrostratigraphy Computational Platform 3. Model Intercomparison 4. Benchmark platforms Simulation Gallery 5. Prototype Summary of Activities during Phase I Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

14. Data accessibility ThemeParametersSource Soils Soil type, hydraulic conductivity, mineralogy SSURGO, STATSGO Streams Reach location, elevation, flow NHDPlus Hydrostratigraphy Sediment or rock type, composition, hydraulic conductivity, specific storage Scattered sources Groundwater Hydraulic head, composition Scattered sources Topography Elevation NED, ASTER Bathymetry Elevation Scattered sources Land cover Categories of land use at different times NLCD Species Range of species GAP Ecosystem MODIS, CDIAC Weather Precipitation, wind speed, temperature, humidity NAAR, RIST Water isotopes 18 O, 2 H, 3 H IAEA; GNIP; GNIR; MIBA Other? Modeling Database, Phase I 14 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

15. 15 Modeling Database 1. Spatial/Temporal Data (1-D, 2-D, 3-D, 4-D) Identify needs—data sets, apps, format Review existing; HIS, CSDMS, PSU, USGS CIDA, NOAA, NASA… Evaluate strategies; assemble, discover, serve Enable input of community data 2. Hydrostratigraphy Identify needs—geologic, computational, visualization Review existing software & formats (Arc Hydro GW, GEON, gOcad, Aquaveo, Earthvis… Stratigraphic nomenclature (USGS, NACSN, State GS… Pilot-testing on selected regions Activities during Phase I Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

16. 16 3. Intercompare individual models, Continental focus Build community, focus on processes, measure progress Identify benchmark problems, evaluation criteria Scale: continental & large regional Processes: water flux, store, residence time + other Identify models Land-atmosphere (VIC, CESM, LIS…) Integrated gw-sw (PIHM, Parflow, HGS, Cathy…) Watershed (USGS OMS….) Evaluate Solve and compare Understand differences Use results to design development effort One or suite of existing New model Activities during Phase I from Reed Maxwell Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

17. 17 4. Benchmark modeling platforms Software to enable simulations of diverse range of coupled processes. Combine components representing different processes, couple different models Identify Problems, evaluation criteria Multi-scale water balance from decadal climate forecast Invasive species, e.g. salt cedar in High Plains Estuary hypoxia Identify models, datasets Apply and evaluate Use results to design Refine existing platform(s) Build new one Activities during Phase I HydroModeler/OpenMIHIS Team CSDMSUniv. Colorado LISNASA ASCEMDOE FluidEarth/Pipistrelle/OpenMI HR Wallingford OMSUSDA CCSM/ESMFNASA IWRSS/CHPSNOAA FRAMES/BASINSUSEPA GeoTopUniv. Trento Other…… Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

18. 18 5. Simulation Gallery Software to enable teaching and learning about simulations, exchange information on modeling practice, standards, benchmarks, model set-up, insights from simulation, Assess needs and capabilities Evaluate existing sites CSDMS IEMHub WaterHub HydroModelGallery FluidEarth Develop and pilot-test prototypes Use results to design development effort Activities during Phase I Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011

19. Summary Community Water Model – Modeling Database – Simulation Platform – Model Gallery Agency partners HS CIF21 EarthCube other 19 Status of the Community Hydrologic Modeling Project (CHyMP), Larry Murdoch, HIS User’s Conference, Logan, Utah; June 2011 ….CUAHSI will help