Module 1: Data Pre-processing 

Creating a hydrologically corrected Digital Elevation Model (DEM) with LiDAR contours or spot elevations.
0:00 Using the topo to raster interpolation command to convert contours or spot elevations to a DEM
2:20 When and why to do sink or pit filling to improve modeling of hydrologic flow
4:45 How to do pit filling
The videos in this series were developed and narrated by Jake Galzki and Joel Nelson of the University of Minnesota Department of Soil Water and Climate, and produced by David Lindeman (UM OIT Video Solutions). Funding was from the Clean Water Legacy Act, through the Minnesota Department of Agriculture (MDA), under Project Managers Adam Birr and Barbara Weisman.