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Hydrograph River at a Glance Download
Iowa River above Coralville Dam Pool (ft)Observed: 683.54 ft at 7:00PM May 09, 2022Observed: 683.54 ft at 7:30PM May 09, 2022Observed: 683.55 ft at 8:00PM May 09, 2022Observed: 683.55 ft at 8:30PM May 09, 2022Observed: 683.55 ft at 9:00PM May 09, 2022Observed: 683.53 ft at 9:30PM May 09, 2022Observed: 683.53 ft at 10:00PM May 09, 2022Observed: 683.54 ft at 10:30PM May 09, 2022Observed: 683.54 ft at 11:00PM May 09, 2022Observed: 683.52 ft at 11:30PM May 09, 2022Observed: 683.53 ft at 12:00AM May 10, 2022Observed: 683.55 ft at 12:30AM May 10, 2022Observed: 683.55 ft at 1:00AM May 10, 2022Observed: 683.55 ft at 1:30AM May 10, 2022Observed: 683.55 ft at 2:00AM May 10, 2022Observed: 683.56 ft at 2:30AM May 10, 2022Observed: 683.55 ft at 3:00AM May 10, 2022Observed: 683.55 ft at 3:30AM May 10, 2022Observed: 683.55 ft at 4:00AM May 10, 2022Observed: 683.55 ft at 4:30AM May 10, 2022Observed: 683.54 ft at 5:00AM May 10, 2022Observed: 683.53 ft at 5:30AM May 10, 2022Observed: 683.53 ft at 6:00AM May 10, 2022Observed: 683.53 ft at 6:30AM May 10, 2022Observed: 683.52 ft at 7:00AM May 10, 2022Observed: 683.52 ft at 7:30AM May 10, 2022Observed: 683.52 ft at 8:00AM May 10, 2022Observed: 683.52 ft at 8:30AM May 10, 2022Observed: 683.51 ft at 9:00AM May 10, 2022Observed: 683.51 ft at 9:30AM May 10, 2022Observed: 683.51 ft at 10:00AM May 10, 2022Observed: 683.49 ft at 10:30AM May 10, 2022Observed: 683.49 ft at 11:00AM May 10, 2022Observed: 683.49 ft at 11:30AM May 10, 2022Observed: 683.5 ft at 12:00PM May 10, 2022Observed: 683.49 ft at 12:30PM May 10, 2022Observed: 683.5 ft at 1:00PM May 10, 2022Observed: 683.49 ft at 1:30PM May 10, 2022Observed: 683.49 ft at 2:00PM May 10, 2022Observed: 683.49 ft at 2:30PM May 10, 2022Observed: 683.48 ft at 3:00PM May 10, 2022Observed: 683.47 ft at 3:30PM May 10, 2022Observed: 683.47 ft at 4:00PM May 10, 2022Observed: 683.47 ft at 4:30PM May 10, 2022Observed: 683.47 ft at 5:00PM May 10, 2022Observed: 683.46 ft at 5:30PM May 10, 2022Observed: 683.45 ft at 6:00PM May 10, 2022Observed: 683.45 ft at 6:30PM May 10, 2022Observed: 683.45 ft at 7:00PM May 10, 2022Observed: 683.45 ft at 7:30PM May 10, 2022Observed: 683.44 ft at 8:00PM May 10, 2022Observed: 683.44 ft at 8:30PM May 10, 2022Observed: 683.44 ft at 9:00PM May 10, 2022Observed: 683.44 ft at 9:30PM May 10, 2022Observed: 683.43 ft at 10:00PM May 10, 2022Observed: 683.43 ft at 10:30PM May 10, 2022Observed: 683.42 ft at 11:00PM May 10, 2022Observed: 683.42 ft at 11:30PM May 10, 2022Observed: 683.41 ft at 12:00AM May 11, 2022Observed: 683.41 ft at 12:30AM May 11, 2022Observed: 683.41 ft at 1:00AM May 11, 2022Observed: 683.4 ft at 1:30AM May 11, 2022Observed: 683.4 ft at 2:00AM May 11, 2022Observed: 683.39 ft at 2:30AM May 11, 2022Observed: 683.38 ft at 3:00AM May 11, 2022Observed: 683.37 ft at 3:30AM May 11, 2022Observed: 683.37 ft at 4:00AM May 11, 2022Observed: 683.36 ft at 4:30AM May 11, 2022Observed: 683.36 ft at 5:00AM May 11, 2022Observed: 683.36 ft at 5:30AM May 11, 2022Observed: 683.35 ft at 6:00AM May 11, 2022Observed: 683.35 ft at 6:30AM May 11, 2022Observed: 683.35 ft at 7:00AM May 11, 2022Observed: 683.35 ft at 7:30AM May 11, 2022Observed: 683.35 ft at 8:00AM May 11, 2022Observed: 683.34 ft at 8:30AM May 11, 2022Observed: 683.33 ft at 9:00AM May 11, 2022Observed: 683.33 ft at 9:30AM May 11, 2022Observed: 683.33 ft at 10:00AM May 11, 2022Observed: 683.33 ft at 10:30AM May 11, 2022Observed: 683.33 ft at 11:00AM May 11, 2022Observed: 683.32 ft at 11:30AM May 11, 2022Observed: 683.32 ft at 12:00PM May 11, 2022Observed: 683.32 ft at 12:30PM May 11, 2022Observed: 683.32 ft at 1:00PM May 11, 2022Observed: 683.33 ft at 1:30PM May 11, 2022Observed: 683.32 ft at 2:00PM May 11, 2022Observed: 683.32 ft at 2:30PM May 11, 2022Observed: 683.32 ft at 3:00PM May 11, 2022Observed: 683.32 ft at 3:30PM May 11, 2022Observed: 683.32 ft at 4:00PM May 11, 2022Observed: 683.32 ft at 4:30PM May 11, 2022Observed: 683.31 ft at 5:00PM May 11, 2022Observed: 683.31 ft at 5:30PM May 11, 2022Observed: 683.3 ft at 6:00PM May 11, 2022Observed: 683.3 ft at 6:30PM May 11, 2022Observed: 683.31 ft at 7:00PM May 11, 2022Observed: 683.32 ft at 7:30PM May 11, 2022Observed: 683.33 ft at 8:00PM May 11, 2022Observed: 683.33 ft at 8:30PM May 11, 2022Observed: 683.34 ft at 9:00PM May 11, 2022Observed: 683.35 ft at 9:30PM May 11, 2022Observed: 683.35 ft at 10:00PM May 11, 2022Observed: 683.35 ft at 10:30PM May 11, 2022Observed: 683.35 ft at 11:00PM May 11, 2022Observed: 683.35 ft at 11:30PM May 11, 2022Observed: 683.35 ft at 12:00AM May 12, 2022Observed: 683.34 ft at 12:30AM May 12, 2022Observed: 683.35 ft at 1:00AM May 12, 2022Observed: 683.35 ft at 1:30AM May 12, 2022Observed: 683.36 ft at 2:00AM May 12, 2022Observed: 683.36 ft at 2:30AM May 12, 2022Observed: 683.37 ft at 3:00AM May 12, 2022Observed: 683.38 ft at 3:30AM May 12, 2022Observed: 683.39 ft at 4:00AM May 12, 2022Observed: 683.4 ft at 4:30AM May 12, 2022Observed: 683.4 ft at 5:00AM May 12, 2022Observed: 683.4 ft at 5:30AM May 12, 2022Observed: 683.41 ft at 6:00AM May 12, 2022Observed: 683.41 ft at 6:30AM May 12, 2022Observed: 683.42 ft at 7:00AM May 12, 2022Observed: 683.42 ft at 7:30AM May 12, 2022Observed: 683.42 ft at 8:00AM May 12, 2022Observed: 683.42 ft at 8:30AM May 12, 2022Observed: 683.43 ft at 9:00AM May 12, 2022Observed: 683.44 ft at 9:30AM May 12, 2022Observed: 683.45 ft at 10:00AM May 12, 2022Observed: 683.45 ft at 10:30AM May 12, 2022Observed: 683.45 ft at 11:00AM May 12, 2022Observed: 683.45 ft at 11:30AM May 12, 2022Observed: 683.44 ft at 12:00PM May 12, 2022Observed: 683.43 ft at 12:30PM May 12, 2022Observed: 683.43 ft at 1:00PM May 12, 2022Observed: 683.43 ft at 1:30PM May 12, 2022Observed: 683.43 ft at 2:00PM May 12, 2022Observed: 683.43 ft at 2:30PM May 12, 2022Observed: 683.43 ft at 3:00PM May 12, 2022Observed: 683.44 ft at 3:30PM May 12, 2022Observed: 683.45 ft at 4:00PM May 12, 2022Observed: 683.44 ft at 4:30PM May 12, 2022Observed: 683.45 ft at 5:00PM May 12, 2022Observed: 683.46 ft at 5:30PM May 12, 2022Observed: 683.46 ft at 6:00PM May 12, 2022Observed: 683.47 ft at 6:30PM May 12, 2022Observed: 683.47 ft at 7:00PM May 12, 2022Observed: 683.47 ft at 7:30PM May 12, 2022Observed: 683.47 ft at 8:00PM May 12, 2022Observed: 683.47 ft at 8:30PM May 12, 2022Observed: 683.49 ft at 9:00PM May 12, 2022Observed: 683.48 ft at 9:30PM May 12, 2022Observed: 683.47 ft at 10:00PM May 12, 2022Observed: 683.47 ft at 10:30PM May 12, 2022Observed: 683.48 ft at 11:00PM May 12, 2022Observed: 683.5 ft at 11:30PM May 12, 2022Observed: 683.5 ft at 12:00AM May 13, 2022Observed: 683.5 ft at 12:30AM May 13, 2022Observed: 683.5 ft at 1:00AM May 13, 2022Observed: 683.51 ft at 1:30AM May 13, 2022Observed: 683.51 ft at 2:00AM May 13, 2022Observed: 683.51 ft at 2:30AM May 13, 2022Observed: 683.51 ft at 3:00AM May 13, 2022Observed: 683.52 ft at 3:30AM May 13, 2022Observed: 683.53 ft at 4:00AM May 13, 2022Observed: 683.57 ft at 4:30AM May 13, 2022Observed: 683.57 ft at 5:00AM May 13, 2022Observed: 683.57 ft at 5:30AM May 13, 2022Observed: 683.55 ft at 6:00AM May 13, 2022Observed: 683.55 ft at 6:30AM May 13, 2022Observed: 683.55 ft at 7:00AM May 13, 2022Observed: 683.55 ft at 7:30AM May 13, 2022Observed: 683.55 ft at 8:00AM May 13, 2022Observed: 683.54 ft at 8:30AM May 13, 2022Observed: 683.54 ft at 9:00AM May 13, 2022Observed: 683.52 ft at 9:30AM May 13, 2022Observed: 683.52 ft at 10:00AM May 13, 2022Observed: 683.52 ft at 10:30AM May 13, 2022Observed: 683.52 ft at 11:00AM May 13, 2022Observed: 683.54 ft at 11:30AM May 13, 2022Observed: 683.54 ft at 12:00PM May 13, 2022Observed: 683.55 ft at 12:30PM May 13, 2022Observed: 683.57 ft at 1:00PM May 13, 2022Observed: 683.57 ft at 1:30PM May 13, 2022Observed: 683.57 ft at 2:00PM May 13, 2022Observed: 683.55 ft at 2:30PM May 13, 2022Observed: 683.55 ft at 3:00PM May 13, 2022Observed: 683.56 ft at 3:30PM May 13, 2022Highest Observation: 683.58 ft at 4:00PM May 13, 2022Observed: 683.57 ft at 4:30PM May 13, 2022Observed: 683.57 ft at 5:00PM May 13, 2022Observed: 683.55 ft at 5:30PM May 13, 2022Observed: 683.56 ft at 6:00PM May 13, 2022Observed: 683.55 ft at 6:30PM May 13, 2022Observed: 683.56 ft at 7:00PM May 13, 2022Observed: 683.55 ft at 7:30PM May 13, 2022Observed: 683.54 ft at 8:00PM May 13, 2022Observed: 683.52 ft at 8:30PM May 13, 2022Observed: 683.52 ft at 9:00PM May 13, 2022Observed: 683.52 ft at 9:30PM May 13, 2022Observed: 683.51 ft at 10:00PM May 13, 2022Observed: 683.5 ft at 10:30PM May 13, 2022Observed: 683.5 ft at 11:00PM May 13, 2022Observed: 683.5 ft at 11:30PM May 13, 2022Observed: 683.49 ft at 12:00AM May 14, 2022Observed: 683.48 ft at 12:30AM May 14, 2022Observed: 683.47 ft at 1:00AM May 14, 2022Observed: 683.47 ft at 1:30AM May 14, 2022Observed: 683.47 ft at 2:00AM May 14, 2022Observed: 683.46 ft at 2:30AM May 14, 2022Observed: 683.46 ft at 3:00AM May 14, 2022Observed: 683.46 ft at 3:30AM May 14, 2022Observed: 683.46 ft at 4:00AM May 14, 2022Observed: 683.45 ft at 4:30AM May 14, 2022Observed: 683.45 ft at 5:00AM May 14, 2022Observed: 683.44 ft at 5:30AM May 14, 2022Observed: 683.44 ft at 6:00AM May 14, 2022Observed: 683.43 ft at 6:30AM May 14, 2022Observed: 683.43 ft at 7:00AM May 14, 2022Observed: 683.43 ft at 7:30AM May 14, 2022Observed: 683.42 ft at 8:00AM May 14, 2022Observed: 683.42 ft at 8:30AM May 14, 2022Observed: 683.43 ft at 9:00AM May 14, 2022Observed: 683.43 ft at 9:30AM May 14, 2022Observed: 683.43 ft at 10:00AM May 14, 2022Observed: 683.42 ft at 10:30AM May 14, 2022Observed: 683.42 ft at 11:00AM May 14, 2022Observed: 683.43 ft at 11:30AM May 14, 2022Observed: 683.43 ft at 12:00PM May 14, 2022Observed: 683.43 ft at 12:30PM May 14, 2022Observed: 683.44 ft at 1:00PM May 14, 2022Observed: 683.44 ft at 1:30PM May 14, 2022Observed: 683.44 ft at 2:00PM May 14, 2022Observed: 683.44 ft at 2:30PM May 14, 2022Observed: 683.44 ft at 3:00PM May 14, 2022Observed: 683.44 ft at 3:30PM May 14, 2022Observed: 683.43 ft at 4:00PM May 14, 2022Observed: 683.43 ft at 4:30PM May 14, 2022Observed: 683.43 ft at 5:00PM May 14, 2022Observed: 683.43 ft at 5:30PM May 14, 2022Observed: 683.43 ft at 6:00PM May 14, 2022Observed: 683.42 ft at 6:30PM May 14, 2022Observed: 683.42 ft at 7:00PM May 14, 2022Observed: 683.42 ft at 7:30PM May 14, 2022Observed: 683.42 ft at 8:00PM May 14, 2022Observed: 683.42 ft at 8:30PM May 14, 2022Observed: 683.42 ft at 9:00PM May 14, 2022Observed: 683.41 ft at 9:30PM May 14, 2022Observed: 683.4 ft at 10:00PM May 14, 2022Observed: 683.4 ft at 10:30PM May 14, 2022Observed: 683.4 ft at 11:00PM May 14, 2022Observed: 683.4 ft at 11:30PM May 14, 2022Observed: 683.4 ft at 12:00AM May 15, 2022Observed: 683.4 ft at 12:30AM May 15, 2022Observed: 683.39 ft at 1:00AM May 15, 2022Observed: 683.4 ft at 1:30AM May 15, 2022Observed: 683.4 ft at 2:00AM May 15, 2022Observed: 683.4 ft at 2:30AM May 15, 2022Observed: 683.39 ft at 3:00AM May 15, 2022Observed: 683.36 ft at 3:30AM May 15, 2022Observed: 683.35 ft at 4:00AM May 15, 2022Observed: 683.35 ft at 4:30AM May 15, 2022Observed: 683.37 ft at 5:00AM May 15, 2022Observed: 683.37 ft at 5:30AM May 15, 2022Observed: 683.36 ft at 6:00AM May 15, 2022Observed: 683.35 ft at 6:30AM May 15, 2022Observed: 683.35 ft at 7:00AM May 15, 2022Observed: 683.35 ft at 7:30AM May 15, 2022Observed: 683.35 ft at 8:00AM May 15, 2022Observed: 683.34 ft at 8:30AM May 15, 2022Observed: 683.35 ft at 9:00AM May 15, 2022Observed: 683.35 ft at 9:30AM May 15, 2022Observed: 683.35 ft at 10:00AM May 15, 2022Observed: 683.35 ft at 10:30AM May 15, 2022Observed: 683.36 ft at 11:00AM May 15, 2022Observed: 683.36 ft at 11:30AM May 15, 2022Observed: 683.36 ft at 12:00PM May 15, 2022Observed: 683.36 ft at 12:30PM May 15, 2022Observed: 683.36 ft at 1:00PM May 15, 2022Observed: 683.36 ft at 1:30PM May 15, 2022Observed: 683.37 ft at 2:00PM May 15, 2022Observed: 683.38 ft at 2:30PM May 15, 2022Observed: 683.38 ft at 3:00PM May 15, 2022Observed: 683.38 ft at 3:30PM May 15, 2022Observed: 683.41 ft at 4:00PM May 15, 2022Observed: 683.38 ft at 4:30PM May 15, 2022Observed: 683.37 ft at 5:00PM May 15, 2022Observed: 683.35 ft at 5:30PM May 15, 2022Observed: 683.37 ft at 6:00PM May 15, 2022Observed: 683.37 ft at 6:30PM May 15, 2022Observed: 683.37 ft at 7:00PM May 15, 2022Observed: 683.37 ft at 7:30PM May 15, 2022Observed: 683.37 ft at 8:00PM May 15, 2022Observed: 683.37 ft at 8:30PM May 15, 2022Observed: 683.37 ft at 9:00PM May 15, 2022Observed: 683.37 ft at 9:30PM May 15, 2022Observed: 683.37 ft at 10:00PM May 15, 2022Observed: 683.37 ft at 10:30PM May 15, 2022Observed: 683.37 ft at 11:00PM May 15, 2022Observed: 683.37 ft at 11:30PM May 15, 2022Observed: 683.37 ft at 12:00AM May 16, 2022Observed: 683.37 ft at 12:30AM May 16, 2022Observed: 683.37 ft at 1:00AM May 16, 2022Observed: 683.37 ft at 1:30AM May 16, 2022Observed: 683.37 ft at 2:00AM May 16, 2022Observed: 683.37 ft at 2:30AM May 16, 2022Observed: 683.37 ft at 3:00AM May 16, 2022Observed: 683.37 ft at 3:30AM May 16, 2022Observed: 683.37 ft at 4:00AM May 16, 2022Observed: 683.37 ft at 4:30AM May 16, 2022Observed: 683.37 ft at 5:00AM May 16, 2022Observed: 683.37 ft at 5:30AM May 16, 2022Observed: 683.37 ft at 6:00AM May 16, 2022Observed: 683.37 ft at 6:30AM May 16, 2022Observed: 683.37 ft at 7:00AM May 16, 2022Observed: 683.37 ft at 7:30AM May 16, 2022Observed: 683.37 ft at 8:00AM May 16, 2022Observed: 683.37 ft at 8:30AM May 16, 2022Observed: 683.37 ft at 9:00AM May 16, 2022Observed: 683.38 ft at 10:30AM May 16, 2022Observed: 683.37 ft at 11:00AM May 16, 2022Observed: 683.42 ft at 11:30AM May 16, 2022Observed: 683.46 ft at 12:00PM May 16, 2022Observed: 683.46 ft at 12:30PM May 16, 2022Observed: 683.44 ft at 1:00PM May 16, 2022Observed: 683.43 ft at 1:30PM May 16, 2022Observed: 683.47 ft at 2:00PM May 16, 2022Observed: 683.47 ft at 2:30PM May 16, 2022Observed: 683.46 ft at 3:00PM May 16, 2022Observed: 683.45 ft at 3:30PM May 16, 2022Observed: 683.44 ft at 4:00PM May 16, 2022Observed: 683.44 ft at 4:30PM May 16, 2022Observed: 683.43 ft at 5:00PM May 16, 2022Observed: 683.42 ft at 5:30PM May 16, 2022Observed: 683.41 ft at 6:00PM May 16, 2022Observed: 683.4 ft at 6:30PM May 16, 2022Observed: 683.39 ft at 7:00PM May 16, 2022Observed: 683.37 ft at 7:30PM May 16, 2022Observed: 683.36 ft at 8:00PM May 16, 2022Observed: 683.35 ft at 8:30PM May 16, 2022Observed: 683.35 ft at 9:00PM May 16, 2022Observed: 683.33 ft at 9:30PM May 16, 2022Observed: 683.33 ft at 10:00PM May 16, 2022Observed: 683.32 ft at 10:30PM May 16, 2022Observed: 683.32 ft at 11:00PM May 16, 2022Observed: 683.32 ft at 11:30PM May 16, 2022Observed: 683.31 ft at 12:00AM May 17, 2022Observed: 683.31 ft at 12:30AM May 17, 2022Observed: 683.3 ft at 1:00AM May 17, 2022Observed: 683.3 ft at 1:30AM May 17, 2022Observed: 683.29 ft at 2:00AM May 17, 2022Observed: 683.29 ft at 2:30AM May 17, 2022Observed: 683.29 ft at 3:00AM May 17, 2022Observed: 683.28 ft at 3:30AM May 17, 2022Observed: 683.27 ft at 4:00AM May 17, 2022Observed: 683.27 ft at 4:30AM May 17, 2022Observed: 683.27 ft at 5:00AM May 17, 2022Observed: 683.27 ft at 5:30AM May 17, 2022Observed: 683.26 ft at 6:00AM May 17, 2022Observed: 683.26 ft at 6:30AM May 17, 2022Observed: 683.25 ft at 7:00AM May 17, 2022Observed: 683.25 ft at 7:30AM May 17, 2022Observed: 683.24 ft at 8:00AM May 17, 2022Observed: 683.24 ft at 8:30AM May 17, 2022Observed: 683.24 ft at 9:00AM May 17, 2022Observed: 683.25 ft at 9:30AM May 17, 2022Observed: 683.25 ft at 10:00AM May 17, 2022Observed: 683.25 ft at 10:30AM May 17, 2022Observed: 683.25 ft at 11:00AM May 17, 2022Observed: 683.25 ft at 11:30AM May 17, 2022Observed: 683.25 ft at 12:00PM May 17, 2022Observed: 683.25 ft at 12:30PM May 17, 2022Observed: 683.25 ft at 1:00PM May 17, 2022Observed: 683.24 ft at 1:30PM May 17, 2022Observed: 683.24 ft at 2:00PM May 17, 2022Observed: 683.25 ft at 2:30PM May 17, 2022Observed: 683.23 ft at 3:00PM May 17, 2022Observed: 683.22 ft at 3:30PM May 17, 2022Observed: 683.21 ft at 4:00PM May 17, 2022Observed: 683.22 ft at 4:30PM May 17, 2022Observed: 683.22 ft at 5:00PM May 17, 2022Observed: 683.22 ft at 5:30PM May 17, 2022Observed: 683.22 ft at 6:00PM May 17, 2022Observed: 683.22 ft at 6:30PM May 17, 2022Observed: 683.22 ft at 7:00PM May 17, 2022Observed: 683.22 ft at 7:30PM May 17, 2022Observed: 683.21 ft at 8:00PM May 17, 2022Observed: 683.22 ft at 8:30PM May 17, 2022Observed: 683.21 ft at 9:00PM May 17, 2022Observed: 683.2 ft at 9:30PM May 17, 2022Observed: 683.18 ft at 10:00PM May 17, 2022Observed: 683.18 ft at 10:30PM May 17, 2022Observed: 683.18 ft at 11:00PM May 17, 2022Observed: 683.19 ft at 11:30PM May 17, 2022Observed: 683.19 ft at 12:00AM May 18, 2022Observed: 683.19 ft at 12:30AM May 18, 2022Observed: 683.19 ft at 1:00AM May 18, 2022Observed: 683.19 ft at 1:30AM May 18, 2022Observed: 683.21 ft at 2:00AM May 18, 2022Observed: 683.21 ft at 2:30AM May 18, 2022Observed: 683.21 ft at 3:00AM May 18, 2022Observed: 683.2 ft at 3:30AM May 18, 2022Observed: 683.21 ft at 4:00AM May 18, 2022Observed: 683.21 ft at 4:30AM May 18, 2022Observed: 683.22 ft at 5:00AM May 18, 2022Observed: 683.22 ft at 5:30AM May 18, 2022Observed: 683.23 ft at 6:00AM May 18, 2022Observed: 683.23 ft at 6:30AM May 18, 2022Observed: 683.22 ft at 7:00AM May 18, 2022Observed: 683.23 ft at 7:30AM May 18, 2022Observed: 683.26 ft at 8:00AM May 18, 2022Observed: 683.24 ft at 8:30AM May 18, 2022Observed: 683.22 ft at 9:00AM May 18, 2022Observed: 683.22 ft at 9:30AM May 18, 2022Observed: 683.23 ft at 10:00AM May 18, 2022Observed: 683.25 ft at 10:30AM May 18, 2022Observed: 683.26 ft at 11:00AM May 18, 2022Observed: 683.25 ft at 11:30AM May 18, 2022Observed: 683.25 ft at 12:00PM May 18, 2022Observed: 683.25 ft at 12:30PM May 18, 2022Observed: 683.27 ft at 1:00PM May 18, 2022Observed: 683.27 ft at 1:30PM May 18, 2022Observed: 683.27 ft at 2:00PM May 18, 2022Observed: 683.27 ft at 2:30PM May 18, 2022Observed: 683.27 ft at 3:00PM May 18, 2022Observed: 683.28 ft at 3:30PM May 18, 2022Observed: 683.29 ft at 4:00PM May 18, 2022Observed: 683.28 ft at 4:30PM May 18, 2022Observed: 683.28 ft at 5:00PM May 18, 2022Observed: 683.29 ft at 5:30PM May 18, 2022Observed: 683.29 ft at 6:00PM May 18, 2022Observed: 683.29 ft at 6:30PM May 18, 2022Observed: 683.29 ft at 7:00PM May 18, 2022Observed: 683.29 ft at 7:30PM May 18, 2022Observed: 683.29 ft at 8:00PM May 18, 2022Observed: 683.29 ft at 8:30PM May 18, 2022Observed: 683.29 ft at 9:00PM May 18, 2022Observed: 683.29 ft at 9:30PM May 18, 2022Observed: 683.29 ft at 10:00PM May 18, 2022USACE - Rock Island DistrictCRVI4(plotting HPIRG) Graph Created (10:18PM May 18, 2022)ObservedLatest observed value: 683.29 ft at 10:00 PM CDT 18-May-2022. Flood Stage is 712 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Iowa River above Coralville Dam. Only observed stages are available for this point.
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Upstream Gauge - at Marengo Upstream Gauge Downstream Gauge Downstream Gauge - at Iowa City
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 712
Action Stage: 706.9
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
714 Cottage Reserve Road NE is closed.
712.1 The Emergency Spillway is overtopped.
711 Boating is prohibited on the Coralville Lake Reservoir and Lake MacBride.
708 The intersection of Cou Falls Road and Amana Road is closed.
707 Low lying areas surrounding the lake and upstream of the lake become flooded. Amana Road is closed from Falcon Ave to Cou Falls.
702 The west overlook boat ramp closes, including day use areas and beaches. Swan Lake Road is closed between Greencastle Ave and Half Moon Ave. Amana Road is closed between Falcon Ave and Blain Cemetary Road.
700 Portions of Swan Lake Road, Amana Road and 140th St are closed.
693 Road closure on 140th St west of Ely Road.
689 Road closures along portions of Sandy Beach Road.
About This Location Collapse

Latitude: 41.724738° N, Longitude: 91.527948° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 712 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Quad Cities Weather Forecast Office
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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Page last modified: 2-Nov-2020 7:29 PM
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