Module: IHACRES Version 1.0
copyrights (c) 2008 Stefan Liersch
Menu: Hydrology > IHACRES

Description
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

Name | Type | Identifier | Description | Constraints
--- | --- | --- | --- | ---
Input
Table | Table (input) | TABLE |  |
Output
Table (*) | Data Object (optional output) | TABLEout |  |
Table (*) | Data Object (optional output) | TABLEparms |  |
Table (*) | Data Object (optional output) | TABLEsettings |  |
Options
Date Column | Table field | DATE_Field | Select the column containing the Date |
Streamflow Column | Table field | DISCHARGE_Field | Select the Column containing Discharge Values |
Precipitation Column | Table field | PCP_Field | Select the Column containing precipitation Values |
Temperature Column | Table field | TMP_Field | Select the Column containing Temperature Values |
Using temperature data? | Boolean | USE_TMP | If checked, then temperature data are used. |
Area of the Watershed in [km2] | Floating point | AREA | Area of the Watershed in [km2] used for unit conversion | Minimum: 0.000010
Parameter (c) | Floating point | CFAC | Parameter (c) to fit streamflow volume | Value Range: 0.000000 - 1.000000
(Tw) wetness decline time constant | Floating point | TwFAC | Tw is approximately the time constant, or inversely,the rate at which the catchment wetness declines in the absence of rainfall | Value Range: 0.010000 - 150.000000
Storage | Choice | STORAGE |  | Available Choices: [0] Single Storage [1] Two Parallel Storages [2] Two Storages in Series !!! not yet implemented !!!
IHACRES Version | Choice | IHACVERS |  | Available Choices: [0] Jakeman & Hornberger (1993) [1] Croke et al. (2005)
Using the snow-melt module? | Boolean | SNOW_MODULE | If checked, snow-melt module is used. |
Write all calculated Time Series in a table? | Boolean | WRITEALL_TS | If checked, then a second output table with all Time Series data is created. |

(*) optional