Precipitation-Runoff and Streamflow-Routing Models for the ...

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2. Stream-gaging stations used to collect data for input to precipitation-runoff and streamflow-routing models ofthe Willamette River Basin, Oregon .............................................................................................................................. 123. Basin spatial-coverage categories and corresponding data-layer codes used to create hydrologic response unitsin the Willamette River Basin, Oregon .......................................................................................................................... 134. Definition of geologic assemblages in the Willamette River Basin, Oregon, grouped according to water-bearingcharacteristics ................................................................................................................................................................. 175. Definitions of soil groups in the Willamette River Basin, Oregon ................................................................................. 176. Geology and soils matrix of basin data-layer codes and corresponding Precipitation-Runoff Modeling Systemparameter values............................................................................................................................................................. 207. Land-use matrix of basin data-layer codes and corresponding Precipitation-Runoff Modeling Systemparameter values............................................................................................................................................................. 218. Selected monthly basinwide calibration parameter values for Precipitation-Runoff Modeling System in theWillamette River Basin, Oregon .................................................................................................................................... 249. Optimized Precipitation-Runoff Modeling System parameter values for 10 individual calibration basins in theWillamette River Basin, Oregon .................................................................................................................................... 2410. Additional distributed and nondistributed Precipitation-Runoff Modeling System calibration-parametervalues.............................................................................................................................................................................. 2711. Statistical analyses of Precipitation-Runoff Modeling System calibration and verification for 10 calibrationbasins in the Willamette River Basin, Oregon ............................................................................................................... 2812. Statistical analyses of combined Precipitation-Runoff Modeling System and Diffusion Analogy Flow modelcalibration and verification for 11 Willamette River Basin, Oregon, stream-network applications.............................. 3113. Measured and Precipitation-Runoff Modeling System simulated discharge used to define flow distribution inthe main stem of the Pudding River for Branched Lagrangian Transport Model modeling.......................................... 59CONVERSION FACTORSMultiply By To obtaincubic foot per second (ft 3 /s) 0.02832 cubic meter per secondinch 25.4 millimeterfoot (ft) 0.3048 metermile (mi) 1.609 kilometersquare mile (mi 2 ) 2.590 square kilometercubic foot per second (ft 3 /s) 0.02832 cubic meter per secondTemperature in degrees Celsius ( o C) may be converted to degrees Fahrenheit ( o F) as follows:o F = (1.8 o C) +32Temperature in degrees Fahrenheit ( o F) may be converted to degrees Celsius ( C) as follows:C = ( o F-32)/1.8Sea level: In this report “sea level” refers to the National Geodetic Vertical Datum of 1929 (NGVD of 1929)—a geodetic datumderived from a general adjustment of the first-order level nets of both the United States and Canada, formerly called Sea LevelDatum of 1929.VI
GLOSSARYAcronym definitions (all other acronyms used in this report are parameters used in the Precipitation-Runoff Modeling System [PRMS] and definitions canbe found in Appendix 3.)AcronymDescriptionADCPAMLANNIEARC-INFOASCIIBLTM (CBLTM)DAFLOWDEMEWEBGISHEC-5HRUNAWQANMDNRCSNWSODEQPRMSRMSSARRSWSTATUSACEUSGSWATSTOREWDMAcoustic Doppler Current Profiler, used to measure streamflow.Arc Macro Language, used in executing ARC commands.A computer program for interactive hydrologic analyses and data management.Geographic Information System by ESRI, Inc., ARC is the interactive spatial data processing program, andINFO is the relational data-base program.American Standard Code for Information Interchange.Branched Lagrangian Transport Model, a computer model that simulates the transport of water-qualityconstituents.Diffusion Analogy Flow model, a one-dimensional unsteady-state streamflow computer model.Digital Elevation Model, a computer file with regularly spaced x, y, and z coordinates where z representselevation.Eugene Water and Electric Board, a city agency.Geographic Information System.Hydrologic Engineering Center—Fifth model, a one-dimensional unsteady-state streamflow computer model.Hydrologic Response Unit, the basic area unit of the PRMS model.National Water-Quality Assessment program of the Water Resources Division of the U.S. Geological Survey.National Mapping Division, of the U.S. Geological Survey.Natural Resources Conservation Service of the Department of Agriculture.National Weather Service of the National Oceanic and Atmospheric Administration.Oregon Department of Environmental Quality.Precipitation-Runoff Modeling System, a physical-process watershed computer model.River Mile.Streamflow Simulation and Reservoir Regulation model, an empirically based watershed computer model.Surface-water statistical package in ANNIE.U.S. Army Corps of Engineers.The Water Resources Division of the U.S. Geological Survey.A public data base of water information supported by USGS.Water Data Management file used in ANNIE.IOWDM is an input-output program used in conjunction with theWDM files.VII
Page 1: Precipitation-Runoff and Streamflow
Page 4 and 5: U.S. DEPARTMENT OF THE INTERIORBRUC
Page 6 and 7: Determining Travel Time and Dilutio
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Page 12 and 13: network-routing models where availa
Page 14 and 15: made on the main stem at base-flow
Page 16 and 17: Figure 1. Willamette River Basin, O
Page 18 and 19: EvapotranspirationINPUTSAirtemperat
Page 20 and 21: Table 1. Climate stations used to c
Page 22 and 23: Table 2. Stream-gaging stations use
Page 24 and 25: Figure 4. Mean annual precipitation
Page 26 and 27: Major Land Use MapHydrologic Soil G
Page 28 and 29: 0.5 mi 2 , created in the merge of
Page 30 and 31: Table 6. Geology and soils matrix o
Page 32 and 33: tion value of the HRU class by the
Page 34 and 35: Table 8. Selected monthly basinwide
Page 36 and 37: Figure 9. Location of Precipitation
Page 38 and 39: Table 11. Statistical analyses of P
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Page 44 and 45: samples were collected at various d
Page 46 and 47: 3,0002,500June 21-30, 1993September
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123˚07´30´´ 123˚00´ 45´ 30´
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123˚07´30´´ 123˚00´ 45´ 30´
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44˚15´14166000122˚07´30´´Will
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122˚15´ 122˚00´121˚52´30´´4
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44˚52´30´´45´122˚15´ 122˚00
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observed flow at the Willamette Riv
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DAFLOW model, and peak amplitude is
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20DYE CONCENTRATION, IN MICROGRAMS
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ARC-INFO and Geographic Information
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WILL.WDMData-base file(Observed pre
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WILL.WDMData-base fileSWSTATSFreque
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Jobson, H.E., 1980, Comment on A ne
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APPENDIX 1. STREAM GEOMETRY FOR MAI
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APPENDIX 2. ARC MACRO LANGUAGE (AML
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APPENDIX 3. DEFINITIONS OF PARAMETE
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APPENDIX 3. DEFINITIONS OF PARAMETE
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APPENDIX 4. MEASUREMENTS USED TO DE
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APPENDIX 5. EXAMPLE PRECIPITATION-R
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APPENDIX 5. EXAMPLE PRECIPITATION-R
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APPENDIX 6. DIFFUSION ANALOGY FLOW
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APPENDIX 7. PROGRAMMING STEPS TO IN
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APPENDIX 8. PROGRAMMING STEPS TO DE
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150Climatemaxtempmintempprecipitati
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APPENDIX 10. DIRECTORY TREE AND DES
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APPENDIX 11. DIRECTORY TREES AND DE
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APPENDIX 11. DIRECTORY TREES AND DE
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APPENDIX 12. DIRECTORY FOR will.wdm
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APPENDIX 13. PROGRAMMING STEPS FOR
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APPENDIX 14. INPUT FILES FOR BRANCH
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