From warning the public of impending floods to settling legal arguments over water rights, the measurement of streamflow (a oestreamgaginga ) plays a vital role in our society. Having good information about how much water is moving through our streams helps provide citizens with drinking water during droughts, control water pollution, and protect wildlife along our stream corridors. The U.S. Geological Surveya (TM)s (USGS) streamgaging program provides such information to a wide variety of users interested in human safety, recreation, water quality, habitat, industry, agriculture, and...