Central Valley Salinity Coalition Salt and Nitrate Sources Work Plan and Pilot Implementation Study Progress Update August 19, 2009 Re-formatted team list. Larry Walker Associates Systech Water Resources, Inc. Luhdorff & Scalmanini Consulting Engineers NewFields Agricultural and Environmental Resources
Study Work Plan Outline Study Objectives and Basic Methodology Pilot Study Areas Descriptions Study Methods (Area Specific) Project Deliverables Project Schedule Study Tools – Attachment
General Methodology Flow Chart Select Pilot Study Areas (Yolo, Modesto, Tule River) Identify Data Needs for Tools (See Table 1-2) Select Tools for Analysis (WARMF + Groundwater Models) Identify Salt and Nitrate Sources (See Table 1-1) Define Constituents of Concern (TDS and Nitrate) Define Project Goals and Objectives
General Methodology Flow Chart Collect and Input Data into Tools Identify Data Sources (See Table 1-3) Select Pilot Study Areas (Yolo, Modesto, Tule River) Preliminary Analysis and Data Validation Refine Analysis (Mass Balance, Trend and Sensitivity Analysis) Prepare Study Report
WARMF Model Input/Output Flowchart
List of Data Sources No. Data Source 1. WARMF Model (default and calibrated values) 10. Bay Delta and Tributary Project 2. DWR Land Use Survey 11. U.S. Bureau of Reclamation 3. NRCS Soil Survey 12. California Irrigation Management Information System (CIMIS) 4. National Atmospheric Deposition Program (NADP) 13. Surface Water Ambient Monitoring Program (SWAMP) 5. Clean Air Status and Trend Network (CASTNET) 14. Regional Water Quality Control Board Permit Database 6. DWR Hydrologic data 15. USGS Hydrologic Data 7. DWR Water Quality Data 16. Local Irrigation Districts 8. EPA-STORET 17. Local Water Districts 9. California Data Exchange Center (CDEC)
List of Data Sources No. Data Source 18. U.S. EPA NPDES Database 27. Local Flood Control Districts 19. SWRCB Groundwater Ambient Monitoring and Assessment Program (GAMA) 28. Water Resources Information Database (WRID) – Yolo County 20. NAQWA 29. Hilmar SEP Database 21. California Department of Public Health (CDPH) 30. Geotracker 22. UC Cooperative Extension 31. National Land Cover Database (NLCD) 23. County Agriculture Commissioner’s Office 32. USGS Digital Elevation Models (DEM) 24. Integrated Groundwater Surface Water Model (IGSM) – Yolo County Area 33. Modesto Local MODFLOW Model 25. USGS Central Valley Hydrologic Model (CVHM) 34. Harter Tule River Basin MODFLOW Model 26. USGS Water Quality Data
Stakeholders Call For Data Electronic format Surface water quality (including location data : Contact Joel Herr: joel@systechwater.com Groundwater quality (including well location and construction data: Contact Vicki Kretsinger: vkretsinger@lsce.com
Interim Progress Update