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Hydrograph River at a Glance Download
Iowa River at Steamboat Rock Stage (ft)Flow (cfs)Observed: 6.11 ft at 1:00PM May 23, 2022Observed: 6.1 ft at 1:15PM May 23, 2022Observed: 6.11 ft at 1:30PM May 23, 2022Observed: 6.11 ft at 1:45PM May 23, 2022Observed: 6.08 ft at 2:00PM May 23, 2022Observed: 6.1 ft at 2:15PM May 23, 2022Observed: 6.11 ft at 2:30PM May 23, 2022Observed: 6.09 ft at 2:45PM May 23, 2022Observed: 6.1 ft at 3:00PM May 23, 2022Observed: 6.1 ft at 3:15PM May 23, 2022Observed: 6.1 ft at 3:30PM May 23, 2022Observed: 6.11 ft at 3:45PM May 23, 2022Observed: 6.08 ft at 4:00PM May 23, 2022Observed: 6.1 ft at 4:15PM May 23, 2022Observed: 6.11 ft at 4:30PM May 23, 2022Observed: 6.1 ft at 4:45PM May 23, 2022Observed: 6.1 ft at 5:00PM May 23, 2022Observed: 6.09 ft at 5:15PM May 23, 2022Observed: 6.1 ft at 5:30PM May 23, 2022Observed: 6.1 ft at 5:45PM May 23, 2022Observed: 6.09 ft at 6:00PM May 23, 2022Observed: 6.09 ft at 6:15PM May 23, 2022Observed: 6.09 ft at 6:30PM May 23, 2022Observed: 6.1 ft at 6:45PM May 23, 2022Observed: 6.09 ft at 7:00PM May 23, 2022Observed: 6.09 ft at 7:15PM May 23, 2022Observed: 6.09 ft at 7:30PM May 23, 2022Observed: 6.09 ft at 7:45PM May 23, 2022Observed: 6.09 ft at 8:00PM May 23, 2022Observed: 6.09 ft at 8:15PM May 23, 2022Observed: 6.1 ft at 8:30PM May 23, 2022Observed: 6.09 ft at 8:45PM May 23, 2022Observed: 6.09 ft at 9:00PM May 23, 2022Observed: 6.09 ft at 9:15PM May 23, 2022Observed: 6.09 ft at 9:30PM May 23, 2022Observed: 6.09 ft at 9:45PM May 23, 2022Observed: 6.09 ft at 10:00PM May 23, 2022Observed: 6.09 ft at 10:15PM May 23, 2022Observed: 6.09 ft at 10:30PM May 23, 2022Observed: 6.08 ft at 10:45PM May 23, 2022Observed: 6.09 ft at 11:00PM May 23, 2022Observed: 6.08 ft at 11:15PM May 23, 2022Observed: 6.09 ft at 11:30PM May 23, 2022Observed: 6.08 ft at 11:45PM May 23, 2022Observed: 6.08 ft at 12:00AM May 24, 2022Observed: 6.08 ft at 12:15AM May 24, 2022Observed: 6.08 ft at 12:30AM May 24, 2022Observed: 6.08 ft at 12:45AM May 24, 2022Observed: 6.09 ft at 1:00AM May 24, 2022Observed: 6.08 ft at 1:15AM May 24, 2022Observed: 6.08 ft at 1:30AM May 24, 2022Observed: 6.09 ft at 1:45AM May 24, 2022Observed: 6.09 ft at 2:00AM May 24, 2022Observed: 6.09 ft at 2:15AM May 24, 2022Observed: 6.08 ft at 2:30AM May 24, 2022Observed: 6.08 ft at 2:45AM May 24, 2022Observed: 6.08 ft at 3:00AM May 24, 2022Observed: 6.09 ft at 3:15AM May 24, 2022Observed: 6.08 ft at 3:30AM May 24, 2022Observed: 6.07 ft at 3:45AM May 24, 2022Observed: 6.07 ft at 4:00AM May 24, 2022Observed: 6.09 ft at 4:15AM May 24, 2022Observed: 6.08 ft at 4:30AM May 24, 2022Observed: 6.08 ft at 4:45AM May 24, 2022Observed: 6.07 ft at 5:00AM May 24, 2022Observed: 6.08 ft at 5:15AM May 24, 2022Observed: 6.08 ft at 5:30AM May 24, 2022Observed: 6.08 ft at 5:45AM May 24, 2022Observed: 6.08 ft at 6:00AM May 24, 2022Observed: 6.08 ft at 6:15AM May 24, 2022Observed: 6.09 ft at 6:30AM May 24, 2022Observed: 6.08 ft at 6:45AM May 24, 2022Observed: 6.08 ft at 7:00AM May 24, 2022Observed: 6.08 ft at 7:15AM May 24, 2022Observed: 6.08 ft at 7:30AM May 24, 2022Observed: 6.08 ft at 7:45AM May 24, 2022Observed: 6.08 ft at 8:00AM May 24, 2022Observed: 6.07 ft at 8:15AM May 24, 2022Observed: 6.08 ft at 8:30AM May 24, 2022Observed: 6.07 ft at 8:45AM May 24, 2022Observed: 6.08 ft at 9:00AM May 24, 2022Observed: 6.08 ft at 9:15AM May 24, 2022Observed: 6.07 ft at 9:30AM May 24, 2022Observed: 6.08 ft at 9:45AM May 24, 2022Observed: 6.07 ft at 10:00AM May 24, 2022Observed: 6.08 ft at 10:15AM May 24, 2022Observed: 6.08 ft at 10:30AM May 24, 2022Observed: 6.06 ft at 10:45AM May 24, 2022Observed: 6.08 ft at 11:00AM May 24, 2022Observed: 6.07 ft at 11:15AM May 24, 2022Observed: 6.06 ft at 11:30AM May 24, 2022Observed: 6.06 ft at 11:45AM May 24, 2022Observed: 6.06 ft at 12:00PM May 24, 2022Observed: 6.07 ft at 12:15PM May 24, 2022Observed: 6.06 ft at 12:30PM May 24, 2022Observed: 6.06 ft at 12:45PM May 24, 2022Observed: 6.08 ft at 1:00PM May 24, 2022Observed: 6.06 ft at 1:15PM May 24, 2022Observed: 6.08 ft at 1:30PM May 24, 2022Observed: 6.08 ft at 1:45PM May 24, 2022Observed: 6.06 ft at 2:00PM May 24, 2022Observed: 6.07 ft at 2:15PM May 24, 2022Observed: 6.07 ft at 2:30PM May 24, 2022Observed: 6.06 ft at 2:45PM May 24, 2022Observed: 6.07 ft at 3:00PM May 24, 2022Observed: 6.07 ft at 3:15PM May 24, 2022Observed: 6.06 ft at 3:30PM May 24, 2022Observed: 6.07 ft at 3:45PM May 24, 2022Observed: 6.08 ft at 4:00PM May 24, 2022Observed: 6.06 ft at 4:15PM May 24, 2022Observed: 6.07 ft at 4:30PM May 24, 2022Observed: 6.06 ft at 4:45PM May 24, 2022Observed: 6.07 ft at 5:00PM May 24, 2022Observed: 6.08 ft at 5:15PM May 24, 2022Observed: 6.08 ft at 5:30PM May 24, 2022Observed: 6.09 ft at 5:45PM May 24, 2022Observed: 6.08 ft at 6:00PM May 24, 2022Observed: 6.08 ft at 6:15PM May 24, 2022Observed: 6.08 ft at 6:30PM May 24, 2022Observed: 6.08 ft at 6:45PM May 24, 2022Observed: 6.09 ft at 7:00PM May 24, 2022Observed: 6.1 ft at 7:15PM May 24, 2022Observed: 6.09 ft at 7:30PM May 24, 2022Observed: 6.1 ft at 7:45PM May 24, 2022Observed: 6.09 ft at 8:00PM May 24, 2022Observed: 6.1 ft at 9:15PM May 24, 2022Observed: 6.11 ft at 9:30PM May 24, 2022Observed: 6.1 ft at 9:45PM May 24, 2022Observed: 6.1 ft at 10:00PM May 24, 2022Observed: 6.11 ft at 10:15PM May 24, 2022Observed: 6.1 ft at 10:30PM May 24, 2022Observed: 6.1 ft at 10:45PM May 24, 2022Observed: 6.1 ft at 11:00PM May 24, 2022Observed: 6.1 ft at 11:15PM May 24, 2022Observed: 6.1 ft at 11:30PM May 24, 2022Observed: 6.11 ft at 11:45PM May 24, 2022Observed: 6.1 ft at 12:00AM May 25, 2022Observed: 6.1 ft at 12:15AM May 25, 2022Observed: 6.1 ft at 12:30AM May 25, 2022Observed: 6.11 ft at 12:45AM May 25, 2022Observed: 6.12 ft at 1:00AM May 25, 2022Observed: 6.12 ft at 1:15AM May 25, 2022Observed: 6.11 ft at 1:30AM May 25, 2022Observed: 6.13 ft at 1:45AM May 25, 2022Observed: 6.12 ft at 2:00AM May 25, 2022Observed: 6.13 ft at 2:15AM May 25, 2022Observed: 6.12 ft at 2:30AM May 25, 2022Observed: 6.13 ft at 2:45AM May 25, 2022Observed: 6.13 ft at 3:00AM May 25, 2022Observed: 6.13 ft at 3:15AM May 25, 2022Observed: 6.14 ft at 3:30AM May 25, 2022Observed: 6.14 ft at 3:45AM May 25, 2022Observed: 6.13 ft at 4:00AM May 25, 2022Observed: 6.13 ft at 4:15AM May 25, 2022Observed: 6.14 ft at 4:30AM May 25, 2022Observed: 6.14 ft at 4:45AM May 25, 2022Observed: 6.14 ft at 5:00AM May 25, 2022Observed: 6.14 ft at 5:15AM May 25, 2022Observed: 6.15 ft at 5:30AM May 25, 2022Observed: 6.15 ft at 5:45AM May 25, 2022Observed: 6.15 ft at 6:00AM May 25, 2022Observed: 6.16 ft at 6:15AM May 25, 2022Observed: 6.16 ft at 6:30AM May 25, 2022Observed: 6.17 ft at 6:45AM May 25, 2022Observed: 6.16 ft at 7:00AM May 25, 2022Observed: 6.16 ft at 7:15AM May 25, 2022Observed: 6.17 ft at 7:30AM May 25, 2022Observed: 6.18 ft at 7:45AM May 25, 2022Observed: 6.18 ft at 8:00AM May 25, 2022Observed: 6.19 ft at 8:15AM May 25, 2022Observed: 6.18 ft at 8:30AM May 25, 2022Observed: 6.19 ft at 8:45AM May 25, 2022Observed: 6.2 ft at 9:00AM May 25, 2022Observed: 6.19 ft at 9:15AM May 25, 2022Observed: 6.19 ft at 9:30AM May 25, 2022Observed: 6.19 ft at 9:45AM May 25, 2022Observed: 6.2 ft at 10:00AM May 25, 2022Observed: 6.21 ft at 10:15AM May 25, 2022Observed: 6.21 ft at 10:30AM May 25, 2022Observed: 6.21 ft at 10:45AM May 25, 2022Observed: 6.19 ft at 11:00AM May 25, 2022Observed: 6.22 ft at 11:15AM May 25, 2022Observed: 6.21 ft at 11:30AM May 25, 2022Observed: 6.23 ft at 11:45AM May 25, 2022Observed: 6.22 ft at 12:00PM May 25, 2022Observed: 6.22 ft at 12:15PM May 25, 2022Observed: 6.22 ft at 12:30PM May 25, 2022Observed: 6.2 ft at 12:45PM May 25, 2022Observed: 6.22 ft at 1:00PM May 25, 2022Observed: 6.23 ft at 1:15PM May 25, 2022Observed: 6.21 ft at 1:30PM May 25, 2022Observed: 6.22 ft at 1:45PM May 25, 2022Observed: 6.22 ft at 2:00PM May 25, 2022Observed: 6.23 ft at 2:15PM May 25, 2022Observed: 6.23 ft at 2:30PM May 25, 2022Observed: 6.22 ft at 2:45PM May 25, 2022Observed: 6.24 ft at 3:00PM May 25, 2022Observed: 6.24 ft at 3:15PM May 25, 2022Observed: 6.23 ft at 3:30PM May 25, 2022Observed: 6.22 ft at 3:45PM May 25, 2022Observed: 6.23 ft at 4:00PM May 25, 2022Observed: 6.25 ft at 4:15PM May 25, 2022Observed: 6.25 ft at 4:30PM May 25, 2022Observed: 6.24 ft at 4:45PM May 25, 2022Observed: 6.25 ft at 5:00PM May 25, 2022Observed: 6.25 ft at 5:15PM May 25, 2022Observed: 6.26 ft at 5:30PM May 25, 2022Observed: 6.25 ft at 5:45PM May 25, 2022Observed: 6.25 ft at 6:00PM May 25, 2022Observed: 6.25 ft at 6:15PM May 25, 2022Observed: 6.25 ft at 6:30PM May 25, 2022Observed: 6.25 ft at 6:45PM May 25, 2022Observed: 6.26 ft at 7:00PM May 25, 2022Observed: 6.27 ft at 7:15PM May 25, 2022Observed: 6.27 ft at 7:30PM May 25, 2022Observed: 6.27 ft at 7:45PM May 25, 2022Observed: 6.28 ft at 8:00PM May 25, 2022Observed: 6.27 ft at 8:15PM May 25, 2022Observed: 6.27 ft at 8:30PM May 25, 2022Observed: 6.27 ft at 8:45PM May 25, 2022Observed: 6.29 ft at 9:00PM May 25, 2022Observed: 6.29 ft at 9:15PM May 25, 2022Observed: 6.29 ft at 9:30PM May 25, 2022Observed: 6.29 ft at 9:45PM May 25, 2022Observed: 6.3 ft at 10:00PM May 25, 2022Observed: 6.32 ft at 10:15PM May 25, 2022Observed: 6.3 ft at 10:30PM May 25, 2022Observed: 6.32 ft at 10:45PM May 25, 2022Observed: 6.32 ft at 11:00PM May 25, 2022Observed: 6.32 ft at 11:15PM May 25, 2022Observed: 6.32 ft at 11:30PM May 25, 2022Observed: 6.32 ft at 11:45PM May 25, 2022Observed: 6.33 ft at 12:00AM May 26, 2022Observed: 6.34 ft at 12:15AM May 26, 2022Observed: 6.33 ft at 12:30AM May 26, 2022Observed: 6.34 ft at 12:45AM May 26, 2022Observed: 6.35 ft at 1:00AM May 26, 2022Observed: 6.34 ft at 1:15AM May 26, 2022Observed: 6.35 ft at 1:30AM May 26, 2022Observed: 6.35 ft at 1:45AM May 26, 2022Observed: 6.36 ft at 2:00AM May 26, 2022Observed: 6.37 ft at 2:15AM May 26, 2022Observed: 6.36 ft at 2:30AM May 26, 2022Observed: 6.36 ft at 2:45AM May 26, 2022Observed: 6.37 ft at 3:00AM May 26, 2022Observed: 6.38 ft at 3:15AM May 26, 2022Observed: 6.38 ft at 3:30AM May 26, 2022Observed: 6.39 ft at 3:45AM May 26, 2022Observed: 6.38 ft at 4:00AM May 26, 2022Observed: 6.39 ft at 4:15AM May 26, 2022Observed: 6.39 ft at 4:30AM May 26, 2022Observed: 6.38 ft at 4:45AM May 26, 2022Observed: 6.4 ft at 5:00AM May 26, 2022Observed: 6.39 ft at 5:15AM May 26, 2022Observed: 6.4 ft at 5:30AM May 26, 2022Observed: 6.41 ft at 5:45AM May 26, 2022Observed: 6.42 ft at 6:00AM May 26, 2022Observed: 6.43 ft at 6:15AM May 26, 2022Observed: 6.41 ft at 6:30AM May 26, 2022Observed: 6.42 ft at 6:45AM May 26, 2022Observed: 6.44 ft at 7:00AM May 26, 2022Observed: 6.45 ft at 7:15AM May 26, 2022Observed: 6.44 ft at 7:30AM May 26, 2022Observed: 6.45 ft at 7:45AM May 26, 2022Observed: 6.46 ft at 8:00AM May 26, 2022Observed: 6.46 ft at 8:15AM May 26, 2022Observed: 6.46 ft at 8:30AM May 26, 2022Observed: 6.46 ft at 8:45AM May 26, 2022Observed: 6.45 ft at 9:00AM May 26, 2022Observed: 6.45 ft at 9:15AM May 26, 2022Observed: 6.46 ft at 9:30AM May 26, 2022Observed: 6.47 ft at 9:45AM May 26, 2022Observed: 6.47 ft at 10:00AM May 26, 2022Observed: 6.46 ft at 10:15AM May 26, 2022Observed: 6.46 ft at 10:30AM May 26, 2022Observed: 6.47 ft at 10:45AM May 26, 2022Observed: 6.47 ft at 11:00AM May 26, 2022Observed: 6.47 ft at 11:15AM May 26, 2022Observed: 6.46 ft at 11:30AM May 26, 2022Observed: 6.47 ft at 11:45AM May 26, 2022Observed: 6.47 ft at 12:00PM May 26, 2022Observed: 6.48 ft at 12:15PM May 26, 2022Observed: 6.47 ft at 12:30PM May 26, 2022Observed: 6.48 ft at 12:45PM May 26, 2022Observed: 6.48 ft at 1:00PM May 26, 2022Observed: 6.48 ft at 1:15PM May 26, 2022Observed: 6.49 ft at 1:30PM May 26, 2022Observed: 6.47 ft at 1:45PM May 26, 2022Observed: 6.49 ft at 2:00PM May 26, 2022Observed: 6.5 ft at 2:15PM May 26, 2022Observed: 6.49 ft at 2:30PM May 26, 2022Observed: 6.48 ft at 2:45PM May 26, 2022Observed: 6.49 ft at 3:00PM May 26, 2022Observed: 6.48 ft at 3:15PM May 26, 2022Observed: 6.5 ft at 3:30PM May 26, 2022Observed: 6.48 ft at 3:45PM May 26, 2022Observed: 6.49 ft at 4:00PM May 26, 2022Observed: 6.49 ft at 4:15PM May 26, 2022Observed: 6.5 ft at 4:30PM May 26, 2022Observed: 6.5 ft at 4:45PM May 26, 2022Observed: 6.5 ft at 5:00PM May 26, 2022Observed: 6.51 ft at 5:15PM May 26, 2022Observed: 6.48 ft at 5:30PM May 26, 2022Observed: 6.52 ft at 5:45PM May 26, 2022Observed: 6.52 ft at 6:00PM May 26, 2022Observed: 6.52 ft at 6:15PM May 26, 2022Observed: 6.52 ft at 6:30PM May 26, 2022Observed: 6.51 ft at 6:45PM May 26, 2022Observed: 6.53 ft at 7:00PM May 26, 2022Observed: 6.52 ft at 7:15PM May 26, 2022Observed: 6.51 ft at 7:30PM May 26, 2022Observed: 6.51 ft at 7:45PM May 26, 2022Observed: 6.51 ft at 8:00PM May 26, 2022Observed: 6.53 ft at 8:15PM May 26, 2022Observed: 6.53 ft at 8:30PM May 26, 2022Observed: 6.52 ft at 8:45PM May 26, 2022Observed: 6.51 ft at 9:00PM May 26, 2022Observed: 6.52 ft at 9:15PM May 26, 2022Observed: 6.54 ft at 9:30PM May 26, 2022Observed: 6.55 ft at 9:45PM May 26, 2022Observed: 6.54 ft at 10:00PM May 26, 2022Observed: 6.54 ft at 10:15PM May 26, 2022Observed: 6.55 ft at 10:30PM May 26, 2022Observed: 6.55 ft at 10:45PM May 26, 2022Observed: 6.57 ft at 11:00PM May 26, 2022Observed: 6.59 ft at 11:15PM May 26, 2022Observed: 6.59 ft at 11:30PM May 26, 2022Observed: 6.59 ft at 11:45PM May 26, 2022Observed: 6.58 ft at 12:00AM May 27, 2022Observed: 6.6 ft at 12:15AM May 27, 2022Observed: 6.61 ft at 12:30AM May 27, 2022Observed: 6.61 ft at 12:45AM May 27, 2022Observed: 6.61 ft at 1:00AM May 27, 2022Observed: 6.63 ft at 1:15AM May 27, 2022Observed: 6.62 ft at 1:30AM May 27, 2022Observed: 6.62 ft at 1:45AM May 27, 2022Observed: 6.62 ft at 2:00AM May 27, 2022Observed: 6.63 ft at 2:15AM May 27, 2022Observed: 6.63 ft at 2:30AM May 27, 2022Observed: 6.64 ft at 2:45AM May 27, 2022Observed: 6.63 ft at 3:00AM May 27, 2022Observed: 6.62 ft at 3:15AM May 27, 2022Observed: 6.64 ft at 3:30AM May 27, 2022Observed: 6.63 ft at 3:45AM May 27, 2022Observed: 6.64 ft at 4:00AM May 27, 2022Observed: 6.64 ft at 4:15AM May 27, 2022Observed: 6.64 ft at 4:30AM May 27, 2022Observed: 6.64 ft at 4:45AM May 27, 2022Observed: 6.62 ft at 5:00AM May 27, 2022Observed: 6.62 ft at 5:15AM May 27, 2022Observed: 6.64 ft at 5:30AM May 27, 2022Observed: 6.63 ft at 5:45AM May 27, 2022Observed: 6.63 ft at 6:00AM May 27, 2022Observed: 6.64 ft at 6:15AM May 27, 2022Observed: 6.65 ft at 6:30AM May 27, 2022Observed: 6.65 ft at 6:45AM May 27, 2022Observed: 6.62 ft at 7:00AM May 27, 2022Observed: 6.64 ft at 7:15AM May 27, 2022Observed: 6.63 ft at 7:30AM May 27, 2022Observed: 6.62 ft at 7:45AM May 27, 2022Observed: 6.63 ft at 8:00AM May 27, 2022Observed: 6.64 ft at 8:15AM May 27, 2022Observed: 6.64 ft at 8:30AM May 27, 2022Observed: 6.63 ft at 8:45AM May 27, 2022Observed: 6.63 ft at 9:00AM May 27, 2022Observed: 6.64 ft at 9:15AM May 27, 2022Observed: 6.64 ft at 9:30AM May 27, 2022Observed: 6.63 ft at 9:45AM May 27, 2022Observed: 6.65 ft at 10:00AM May 27, 2022Observed: 6.65 ft at 10:15AM May 27, 2022Observed: 6.64 ft at 10:30AM May 27, 2022Observed: 6.64 ft at 10:45AM May 27, 2022Observed: 6.64 ft at 11:00AM May 27, 2022Observed: 6.66 ft at 11:15AM May 27, 2022Observed: 6.66 ft at 11:30AM May 27, 2022Observed: 6.65 ft at 11:45AM May 27, 2022Observed: 6.65 ft at 12:00PM May 27, 2022Observed: 6.65 ft at 12:15PM May 27, 2022Observed: 6.65 ft at 12:30PM May 27, 2022Observed: 6.66 ft at 12:45PM May 27, 2022Observed: 6.66 ft at 1:00PM May 27, 2022Observed: 6.67 ft at 1:15PM May 27, 2022Observed: 6.68 ft at 1:30PM May 27, 2022Observed: 6.66 ft at 1:45PM May 27, 2022Observed: 6.65 ft at 2:00PM May 27, 2022Observed: 6.66 ft at 2:15PM May 27, 2022Observed: 6.67 ft at 2:30PM May 27, 2022Observed: 6.67 ft at 2:45PM May 27, 2022Observed: 6.67 ft at 3:00PM May 27, 2022Observed: 6.68 ft at 3:15PM May 27, 2022Observed: 6.67 ft at 3:30PM May 27, 2022Observed: 6.67 ft at 3:45PM May 27, 2022Observed: 6.67 ft at 4:00PM May 27, 2022Observed: 6.68 ft at 4:15PM May 27, 2022Observed: 6.69 ft at 4:30PM May 27, 2022Observed: 6.68 ft at 4:45PM May 27, 2022Observed: 6.69 ft at 5:00PM May 27, 2022Observed: 6.67 ft at 5:15PM May 27, 2022Observed: 6.69 ft at 5:30PM May 27, 2022Observed: 6.69 ft at 5:45PM May 27, 2022Observed: 6.7 ft at 6:00PM May 27, 2022Observed: 6.69 ft at 6:15PM May 27, 2022Observed: 6.68 ft at 6:30PM May 27, 2022Observed: 6.68 ft at 6:45PM May 27, 2022Observed: 6.68 ft at 7:00PM May 27, 2022Observed: 6.68 ft at 7:15PM May 27, 2022Observed: 6.67 ft at 7:30PM May 27, 2022Observed: 6.69 ft at 7:45PM May 27, 2022Observed: 6.68 ft at 8:00PM May 27, 2022Observed: 6.71 ft at 8:15PM May 27, 2022Observed: 6.69 ft at 8:30PM May 27, 2022Observed: 6.68 ft at 8:45PM May 27, 2022Observed: 6.7 ft at 9:00PM May 27, 2022Observed: 6.7 ft at 9:15PM May 27, 2022Observed: 6.7 ft at 9:30PM May 27, 2022Observed: 6.68 ft at 9:45PM May 27, 2022Observed: 6.71 ft at 10:00PM May 27, 2022Observed: 6.7 ft at 10:15PM May 27, 2022Observed: 6.68 ft at 10:30PM May 27, 2022Observed: 6.69 ft at 10:45PM May 27, 2022Observed: 6.7 ft at 11:00PM May 27, 2022Observed: 6.69 ft at 11:15PM May 27, 2022Observed: 6.69 ft at 11:30PM May 27, 2022Observed: 6.67 ft at 11:45PM May 27, 2022Observed: 6.71 ft at 12:00AM May 28, 2022Observed: 6.71 ft at 12:15AM May 28, 2022Observed: 6.7 ft at 12:30AM May 28, 2022Observed: 6.71 ft at 12:45AM May 28, 2022Observed: 6.72 ft at 1:00AM May 28, 2022Observed: 6.72 ft at 1:15AM May 28, 2022Observed: 6.71 ft at 1:30AM May 28, 2022Observed: 6.71 ft at 1:45AM May 28, 2022Observed: 6.71 ft at 2:00AM May 28, 2022Observed: 6.72 ft at 2:15AM May 28, 2022Observed: 6.7 ft at 2:30AM May 28, 2022Observed: 6.71 ft at 2:45AM May 28, 2022Observed: 6.73 ft at 3:00AM May 28, 2022Observed: 6.73 ft at 3:15AM May 28, 2022Observed: 6.71 ft at 3:30AM May 28, 2022Observed: 6.73 ft at 3:45AM May 28, 2022Observed: 6.72 ft at 4:00AM May 28, 2022Observed: 6.72 ft at 4:15AM May 28, 2022Observed: 6.75 ft at 4:30AM May 28, 2022Observed: 6.73 ft at 4:45AM May 28, 2022Observed: 6.73 ft at 5:00AM May 28, 2022Observed: 6.74 ft at 5:15AM May 28, 2022Observed: 6.74 ft at 5:30AM May 28, 2022Observed: 6.74 ft at 5:45AM May 28, 2022Observed: 6.74 ft at 6:00AM May 28, 2022Observed: 6.73 ft at 6:15AM May 28, 2022Observed: 6.75 ft at 6:30AM May 28, 2022Observed: 6.75 ft at 6:45AM May 28, 2022Observed: 6.75 ft at 7:00AM May 28, 2022Observed: 6.75 ft at 7:15AM May 28, 2022Observed: 6.73 ft at 7:30AM May 28, 2022Highest Observation: 6.76 ft at 7:45AM May 28, 2022Observed: 6.74 ft at 8:00AM May 28, 2022Observed: 6.75 ft at 8:15AM May 28, 2022Observed: 6.73 ft at 8:30AM May 28, 2022Observed: 6.73 ft at 8:45AM May 28, 2022Observed: 6.74 ft at 9:00AM May 28, 2022Observed: 6.74 ft at 9:15AM May 28, 2022Observed: 6.73 ft at 9:30AM May 28, 2022Observed: 6.73 ft at 9:45AM May 28, 2022Observed: 6.72 ft at 10:00AM May 28, 2022Observed: 6.73 ft at 10:15AM May 28, 2022Observed: 6.73 ft at 10:30AM May 28, 2022Observed: 6.73 ft at 10:45AM May 28, 2022Observed: 6.7 ft at 11:00AM May 28, 2022Observed: 6.73 ft at 11:15AM May 28, 2022Observed: 6.71 ft at 11:30AM May 28, 2022Observed: 6.72 ft at 11:45AM May 28, 2022Observed: 6.71 ft at 12:00PM May 28, 2022USACE--Rivergages.comSTBI4(plotting HGIRG) Graph Created (12:48PM May 28, 2022)ObservedLatest observed value: 6.71 ft at 12:00 PM CDT 28-May-2022. Flood Stage is 11 ft
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Tabular Data (UTC)
Tabular Data (CDT)
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Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Iowa River at Steamboat Rock. Only observed stages are available for this point.
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Upstream Gauge - near Rowan Upstream Gauge Downstream Gauge Downstream Gauge - at Marshalltown
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 11
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 17.86 ft on 06/08/2008
(2) 16.42 ft on 03/08/1965
(3) 16.26 ft on 07/09/1969
(4) 16.09 ft on 01/02/2016
(5) 15.80 ft on 06/23/1954
(6) 15.10 ft on 09/27/2016
(7) 14.83 ft on 05/20/1991
(8) 14.02 ft on 06/20/1984
(9) 13.94 ft on 05/30/2013
(10) 13.75 ft on 06/26/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.60 ft on 02/07/2017
(2) 7.36 ft on 01/23/2017
(3) 6.77 ft on 12/28/2016
(4) 7.13 ft on 12/19/2016
(5) 7.74 ft on 12/12/2016
(6) 15.10 ft on 09/27/2016
(7) 7.21 ft on 09/01/2016
(8) 7.05 ft on 08/22/2016
(9) 7.62 ft on 07/22/2016
(10) 8.41 ft on 06/05/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 4.42 ft on 08/24/1995
(2) 4.56 ft on 03/01/1993
(3) 4.85 ft on 09/02/1992
(4) 4.97 ft on 01/02/2012
(5) 5.03 ft on 04/15/1992
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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.
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Latitude: 42.407228° N, Longitude: 93.072031° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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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NWS Information
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Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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