SAGA-GIS Module Library Documentation (v2.2.3)

Module IHACRES Version 1.0

The Rainfall-Runoff Model IHACRES


Reference:

Jakeman, A.J. / Hornberger, G.M. (1993).
How Much Complexity Is Warranted in a Rainfall-Runoff Model?
Water Resources Research, (29), NO. 8 (2637-2649)

Croke, B. F. W. et al.(2004).
A dynamic model for predicting hydrologic response to land cover changes in gauged and ungauged catchments.
Journal Of Hydrology 291(1-2): 115-131.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputTableTable (input)TABLE--
OutputTable (*)Data Object (optional output)TABLEout--
Table (*)Data Object (optional output)TABLEparms--
Table (*)Data Object (optional output)TABLEsettings--
OptionsDate ColumnTable fieldDATE_FieldSelect the column containing the Date-
Streamflow ColumnTable fieldDISCHARGE_FieldSelect the Column containing Discharge Values-
Precipitation ColumnTable fieldPCP_FieldSelect the Column containing precipitation Values-
Temperature ColumnTable fieldTMP_FieldSelect the Column containing Temperature Values-
Using temperature data?BooleanUSE_TMPIf checked, then temperature data are used.Default: 1
Area of the Watershed in [km2]Floating pointAREAArea of the Watershed in [km2] used for unit conversionMinimum: 0.000010
Default: 100.000000
Parameter (c)Floating pointCFACParameter (c) to fit streamflow volumeMinimum: 0.000000
Maximum: 1.000000
Default: 0.001000
(Tw) wetness decline time constantFloating pointTwFACTw is approximately the time constant, or inversely,the rate at which the catchment wetness declines in the absence of rainfallMinimum: 0.010000
Maximum: 150.000000
Default: 1.000000
StorageChoiceSTORAGE-Available Choices:
[0] Single Storage
[1] Two Parallel Storages
[2] Two Storages in Series !!! not yet implemented !!!
Default: 0
IHACRES VersionChoiceIHACVERS-Available Choices:
[0] Jakeman & Hornberger (1993)
[1] Croke et al. (2005)
Default: 0
Using the snow-melt module?BooleanSNOW_MODULEIf checked, snow-melt module is used.Default: 0
Write all calculated Time Series in a table?BooleanWRITEALL_TSIf checked, then a second output table with all Time Series data is created.Default: 1
(*) optional

Command-line

tool needs graphical user interface [IHACRES Version 1.0]