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Introduction

Introduction. The Hanford Site. What does in, must come out…. Other losses. recharge. recharge. ..including external water exchanges. Model parameters. K-U1 Hanford (Unit 1) Hydraulic Conductivity Multiplier K-U5 Ringold (Unit 5) Hydraulic Conductivity Multiplier

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Introduction

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  1. Introduction

  2. The Hanford Site

  3. What does in, must come out….

  4. Other losses recharge recharge ..including external water exchanges

  5. Model parameters K-U1 Hanford (Unit 1) Hydraulic Conductivity Multiplier K-U5 Ringold (Unit 5) Hydraulic Conductivity Multiplier K-U7 Ringold (Unit 7) Hydraulic Conductivity Multiplier K-U9 Ringold (Unit 9) Hydraulic Conductivity Multiplier SY-H Hanford (Unit 1) Specific Yield Multiplier SY-RU5 Ringold (Unit 5) Specific Yield Multiplier F-CC Cold Creek Valley Flux Multiplier F-DC Dry Creek Valley Flux Multiplier F-NR Natural Recharge Multiplier F-RH Rattlesnake Hills Flux Multiplier. Application of “principal of parsimony”

  6. Hillside and Piezometers

  7. System Properties Transmissivity = 100 m2/day Creek conductance is very high Recharge = 30 mm/yr

  8. Groundwater levels

  9. Transmissivity distribution - I 100 m2/day

  10. Transmissivity distribution - II 360 m2/day 12 m2/day

  11. Chesapeake Bay

  12. Watershed Model byMajor Basin

  13. P4 PotomacSegmentation

  14. P4 PotomacSegmentation Simulated with HSPF

  15. Loading Sources in Watershed Model Pasture Conv. Till Cons. Till Hay Manure RIVER REACH Forest Perv Urb Imp Urb Mixed Point Source Septic

  16. Crop Simulation Meteorology Precipitation Land Morphology Runoff and Groundwater Phosphorus Cycle Sediment Export Nitrogen Cycle Nutrient Inputs

  17. Water Sediment Crop Simulation Water Sediment PQUAL AGCHEM

  18. Water simulation Surface Interflow Lower Zone Ground Water

  19. Wash off Attachment Detachment Sediment Simulation Detached Sediment f(time) f(rain intensity) Soil Matrix (unlimited)

  20. Nitrogen Cycle in Watershed Model Forest Trees Denitrification Roots Leaves Nitrate AtmosphericDeposition Particulate Particulate Solution Labile Refractory Ammonia Organic N Organic N Solution Solution Adsorbed Labile Refractory Ammonia Organic N Organic N

  21. Outflow Inflow Deposition Scour River Sediment Simulation in Phase IV Watershed Model Suspended Sediment Bed Storage (unlimited)

  22. N River Simulation NO3 } Algae NH3 ORGN Sediment

  23. SNOW section of the PERLND module of HSPF

  24. PWATER section of the PERLND module of HSPF

  25. PWATER section of the PERLND module of HSPF (continued)

  26. P4 PotomacSegmentation Gauging station

  27. Daily Flow

  28. Monthly Volume

  29. Exceedence fraction

  30. Parameter values lzsn 0.2732 0.8083 infilt 0.1599 0.0704 agwrc 0.9500 0.9837 deepfr 2.0000E-03 1.0000E-03 basetp 2.9457E-02 0.1719 agwetp 1.5590E-03 3.4537E-03 uzsn 1.5798 0.7269 intfw 2046.0 9.0670 irc 0.8671 0.8931 lzetp 0.6000 0.6000

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