This data set has been used in the past to develop and evaluate physical parameterizations and numerical models of blowing and drifting snow in alpine terrain. Col du Lac Blanc is also a target site to evaluate meteorological and climate models in alpine terrain._ purpose:Document the spatial distribution of snow cover in mountainous terrain

Daily or Monthly water dischargel at a gauging station

Daily or Monthly water level at a gauging station

Surface suspended sediment concentration (in situ and/or satellite-derived)