Flood Stage: 21 ft Latest Observation: 12.37 ft Observation Time: May 19, 2012 06:00 PM CST AHPS Hydrologic Service Area Homepage: http://water.weather.gov/ahps2/index.php?wfo=lsx U.S. Geological Survey (USGS) Data and Site Info for Mel Price (Alton) Lock and Dam: USGS ID: 05587500 […]