First Height Above Nearest Drainage (HAND) computation at 10m resolution for CONUS - cybergis/nfie-floodmap GitHub Wiki
Summary
Presentation@ROGER user meeting, May 12, 2016, NCSA
Result: The first HAND map for CONUS at 10m resolution (April 15, 2016)
Data
- USGS 3DEP national elevation dataset (NED) 10m. 667GB, 180 billion cells
- USGS NationalMap national hydrography dataset (NHD)
- NHDPlus: 1:100,000; 2.67 million vectors
- NHD HR (high resolution): 1:24,000; 30 million vectors. For future use in soft burnin.
- Water Boundary Dataset (WBD)
Software environment
- ROGER@NCSA: PBS/Torque/Maui job scheduling system
- MPI: mpich 1.3
- TauDEM: 5.3.4 with GDAL IO support
- GDAL: 1.11.4 and 2.0.2 custom build (with PROJ4, GEOS, HDF5/NETCDF4, Esri FileGDB, spatialite/sqlite, Java, Python support)
- Data sharing: iRODS and web server (on ROGER cloud)
- Ensemble computation: GNU Parallel
- Visualization: Tiled Map Service (TMS)