HRUweb Tutorial
- general description & aims -
- bases on GRASS - written in Python
+ Content
Starting WebHRU Tool
Link to HRU Tool: [[1]]
Do user login:
- Layer, GRASS HRU Map, Data process log, Data upload, Data browser
1 Uploading Input Data
At first, decide which map source should be used as the base layer (default: OpenStreetMap):
Then, upload the required input data for HRU delineation.
At least, DEM and Gauges are required.
| Input data | Description | Format |
|---|---|---|
| DEM | Raster of Digital Elevation Model | Tiff (.tif) or .zip-file |
| Gauges | Layer of gauging stations | .zip-file |
| Landuse | Raster of landuse | Tiff (.tif) or .zip-file |
| Soil | Raster of soil | Tiff (.tif) or .zip-file |
| Geology | Raster of geology | Tiff (.tif) or .zip-file |
The projection will be set automatically on the basis of the input data.
For starting the uploading process, click 'Run'.
The uploading process is shown in the Server Processing Log:
The overlays 'Upload' and 'Gauges' are created.
When finished, click 'Next'.
2 Data Setup
The uploaded overlays can be edited in overview in the top left. By rightclicking on the overlays, the layer can either be zoomed or removed.
Zoom to your region of interest in the map by rightclicking on the Layer and choose '
by clicking on the 'Layer' and or on the magnifier.
Choose a subregion by drawing a box around including the gauging stations (blue).
The drawn box must not exceed the extend of the given box (red). BILD
For clipping your region of interest, click 'Run'. When finished, click'Next'.
