Table of Contents
Distributed Hydrologic Modelling of the Grey River
and Tributaries
Research Interests
Objectives
Overview
Location Map of the Grey River
Grey Digital Elevation Model
Channel Network Extraction
Order 5 subbasin delineation
Order 2 subbasin delineation
Vegetation
Depth Weighted Macroporosity
Rain and streamflow gauges
Rainfall
Rainfall interpolation
Topmodel (Based on Beven and Kirkby, 1979 and later)
Implementation (additions/modifications)
Potential Evapotranspiration (following Maidment
D. R. (editor), 1993, Handbook of Hydrology, Chapter 4 on Evaporation by
W J Shuttleworth.)
PPT Slide
Interception (adapted following Ibbitt, 1971)
Soil Zone
Pattinson Creek
PPT Slide
PPT Slide
PPT Slide
PPT Slide
PPT Slide
PPT Slide
Grey at Dobson
PPT Slide
Rainfall (lack of simple) dependence on elevation
Parameter assignment based upon LRI data
Ahaura - Order 3 ’l’Ahaura at Gorge - order 3
Ahaura order 3 subbasin K (m/hr)
Ahaura at Gorge - order 3
Ahaura order 3 subbasin rainfall
Ahaura subbasin order 3 model ET
Ahaura subbasin order 3 model runoff
Summary and Conclusions
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