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Hydrograph River at a Glance Download
Floyd River at Merrill Stage (ft)Flow (cfs)Observed: 0.26 ft at 7:00PM Apr 05, 2021Observed: 0.26 ft at 7:15PM Apr 05, 2021Observed: 0.28 ft at 7:30PM Apr 05, 2021Observed: 0.3 ft at 8:00PM Apr 05, 2021Observed: 0.32 ft at 8:15PM Apr 05, 2021Observed: 0.32 ft at 8:30PM Apr 05, 2021Observed: 0.32 ft at 9:00PM Apr 05, 2021Observed: 0.36 ft at 9:15PM Apr 05, 2021Observed: 0.33 ft at 9:30PM Apr 05, 2021Observed: 0.35 ft at 10:00PM Apr 05, 2021Observed: 0.34 ft at 10:15PM Apr 05, 2021Observed: 0.39 ft at 10:30PM Apr 05, 2021Observed: 0.35 ft at 11:00PM Apr 05, 2021Observed: 0.35 ft at 11:15PM Apr 05, 2021Observed: 0.33 ft at 11:30PM Apr 05, 2021Observed: 0.37 ft at 12:00AM Apr 06, 2021Observed: 0.34 ft at 12:15AM Apr 06, 2021Observed: 0.33 ft at 12:30AM Apr 06, 2021Observed: 0.3 ft at 1:00AM Apr 06, 2021Observed: 0.3 ft at 1:15AM Apr 06, 2021Observed: 0.2 ft at 1:30AM Apr 06, 2021Observed: 0.28 ft at 2:00AM Apr 06, 2021Observed: 0.37 ft at 2:15AM Apr 06, 2021Observed: 0.37 ft at 2:30AM Apr 06, 2021Observed: 0.36 ft at 3:00AM Apr 06, 2021Observed: 0.35 ft at 3:15AM Apr 06, 2021Observed: 0.37 ft at 3:30AM Apr 06, 2021Observed: 0.37 ft at 4:00AM Apr 06, 2021Observed: 0.34 ft at 4:15AM Apr 06, 2021Observed: 0.34 ft at 4:30AM Apr 06, 2021Observed: 0.36 ft at 5:00AM Apr 06, 2021Observed: 0.32 ft at 5:15AM Apr 06, 2021Observed: 0.34 ft at 5:30AM Apr 06, 2021Observed: 0.29 ft at 6:00AM Apr 06, 2021Observed: 0.3 ft at 6:15AM Apr 06, 2021Observed: 0.27 ft at 6:30AM Apr 06, 2021Observed: 0.24 ft at 7:00AM Apr 06, 2021Observed: 0.24 ft at 7:15AM Apr 06, 2021Observed: 0.22 ft at 7:30AM Apr 06, 2021Observed: 0.23 ft at 8:00AM Apr 06, 2021Observed: 0.21 ft at 8:15AM Apr 06, 2021Observed: 0.21 ft at 8:30AM Apr 06, 2021Observed: 0.19 ft at 9:00AM Apr 06, 2021Observed: 0.18 ft at 9:15AM Apr 06, 2021Observed: 0.23 ft at 9:30AM Apr 06, 2021Observed: 0.25 ft at 10:00AM Apr 06, 2021Observed: 0.27 ft at 10:15AM Apr 06, 2021Observed: 0.3 ft at 10:30AM Apr 06, 2021Observed: 0.29 ft at 11:00AM Apr 06, 2021Observed: 0.27 ft at 11:30AM Apr 06, 2021Observed: 0.28 ft at 12:00PM Apr 06, 2021Observed: 0.3 ft at 12:15PM Apr 06, 2021Observed: 0.28 ft at 12:30PM Apr 06, 2021Observed: 0.3 ft at 1:00PM Apr 06, 2021Observed: 0.29 ft at 1:15PM Apr 06, 2021Observed: 0.28 ft at 1:30PM Apr 06, 2021Observed: 0.31 ft at 2:00PM Apr 06, 2021Observed: 0.3 ft at 2:15PM Apr 06, 2021Observed: 0.3 ft at 2:30PM Apr 06, 2021Observed: 0.3 ft at 3:00PM Apr 06, 2021Observed: 0.3 ft at 3:15PM Apr 06, 2021Observed: 0.33 ft at 3:30PM Apr 06, 2021Observed: 0.2 ft at 4:00PM Apr 06, 2021Observed: 0.21 ft at 4:15PM Apr 06, 2021Observed: 0.22 ft at 4:30PM Apr 06, 2021Observed: 0.17 ft at 5:00PM Apr 06, 2021Observed: 0.23 ft at 5:15PM Apr 06, 2021Observed: 0.25 ft at 5:30PM Apr 06, 2021Observed: 0.27 ft at 6:00PM Apr 06, 2021Observed: 0.27 ft at 6:15PM Apr 06, 2021Observed: 0.28 ft at 6:30PM Apr 06, 2021Observed: 0.31 ft at 7:00PM Apr 06, 2021Observed: 0.3 ft at 7:15PM Apr 06, 2021Observed: 0.31 ft at 7:30PM Apr 06, 2021Observed: 0.31 ft at 8:00PM Apr 06, 2021Observed: 0.31 ft at 8:15PM Apr 06, 2021Observed: 0.29 ft at 8:30PM Apr 06, 2021Observed: 0.33 ft at 9:00PM Apr 06, 2021Observed: 0.33 ft at 9:15PM Apr 06, 2021Observed: 0.32 ft at 9:30PM Apr 06, 2021Observed: 0.3 ft at 10:00PM Apr 06, 2021Observed: 0.33 ft at 10:15PM Apr 06, 2021Observed: 0.35 ft at 10:30PM Apr 06, 2021Observed: 0.38 ft at 11:00PM Apr 06, 2021Observed: 0.38 ft at 11:15PM Apr 06, 2021Observed: 0.37 ft at 11:30PM Apr 06, 2021Observed: 0.35 ft at 12:00AM Apr 07, 2021Observed: 0.34 ft at 12:15AM Apr 07, 2021Observed: 0.35 ft at 12:30AM Apr 07, 2021Observed: 0.33 ft at 1:00AM Apr 07, 2021Observed: 0.34 ft at 1:15AM Apr 07, 2021Observed: 0.34 ft at 1:30AM Apr 07, 2021Observed: 0.24 ft at 2:00AM Apr 07, 2021Observed: 0.17 ft at 2:15AM Apr 07, 2021Observed: 0.25 ft at 2:30AM Apr 07, 2021Observed: 0.35 ft at 3:00AM Apr 07, 2021Observed: 0.35 ft at 3:15AM Apr 07, 2021Observed: 0.35 ft at 3:30AM Apr 07, 2021Observed: 0.36 ft at 4:00AM Apr 07, 2021Observed: 0.36 ft at 4:15AM Apr 07, 2021Observed: 0.35 ft at 4:30AM Apr 07, 2021Observed: 0.35 ft at 5:00AM Apr 07, 2021Observed: 0.33 ft at 5:15AM Apr 07, 2021Observed: 0.33 ft at 5:30AM Apr 07, 2021Observed: 0.32 ft at 6:00AM Apr 07, 2021Observed: 0.34 ft at 6:15AM Apr 07, 2021Observed: 0.34 ft at 6:30AM Apr 07, 2021Observed: 0.35 ft at 7:00AM Apr 07, 2021Observed: 0.33 ft at 7:15AM Apr 07, 2021Observed: 0.36 ft at 7:30AM Apr 07, 2021Observed: 0.37 ft at 8:00AM Apr 07, 2021Observed: 0.4 ft at 8:15AM Apr 07, 2021Observed: 0.4 ft at 8:30AM Apr 07, 2021Observed: 0.44 ft at 9:00AM Apr 07, 2021Observed: 0.43 ft at 9:15AM Apr 07, 2021Observed: 0.45 ft at 9:30AM Apr 07, 2021Observed: 0.43 ft at 10:00AM Apr 07, 2021Observed: 0.43 ft at 10:15AM Apr 07, 2021Observed: 0.42 ft at 10:30AM Apr 07, 2021Observed: 0.42 ft at 11:00AM Apr 07, 2021Observed: 0.42 ft at 11:15AM Apr 07, 2021Observed: 0.43 ft at 11:30AM Apr 07, 2021Observed: 0.43 ft at 12:00PM Apr 07, 2021Observed: 0.41 ft at 12:15PM Apr 07, 2021Observed: 0.4 ft at 12:30PM Apr 07, 2021Observed: 0.4 ft at 1:00PM Apr 07, 2021Observed: 0.42 ft at 1:15PM Apr 07, 2021Observed: 0.39 ft at 1:30PM Apr 07, 2021Observed: 0.42 ft at 2:00PM Apr 07, 2021Observed: 0.41 ft at 2:15PM Apr 07, 2021Observed: 0.44 ft at 2:30PM Apr 07, 2021Observed: 0.46 ft at 3:00PM Apr 07, 2021Observed: 0.44 ft at 3:15PM Apr 07, 2021Observed: 0.44 ft at 3:30PM Apr 07, 2021Observed: 0.43 ft at 4:00PM Apr 07, 2021Observed: 0.43 ft at 4:15PM Apr 07, 2021Observed: 0.43 ft at 4:30PM Apr 07, 2021Observed: 0.44 ft at 5:00PM Apr 07, 2021Observed: 0.41 ft at 5:15PM Apr 07, 2021Observed: 0.42 ft at 5:30PM Apr 07, 2021Observed: 0.42 ft at 6:00PM Apr 07, 2021Observed: 0.4 ft at 6:15PM Apr 07, 2021Observed: 0.43 ft at 6:30PM Apr 07, 2021Observed: 0.41 ft at 7:00PM Apr 07, 2021Observed: 0.38 ft at 7:15PM Apr 07, 2021Observed: 0.43 ft at 7:30PM Apr 07, 2021Observed: 0.43 ft at 8:00PM Apr 07, 2021Observed: 0.43 ft at 8:15PM Apr 07, 2021Observed: 0.41 ft at 8:30PM Apr 07, 2021Observed: 0.41 ft at 9:00PM Apr 07, 2021Observed: 0.4 ft at 9:15PM Apr 07, 2021Observed: 0.4 ft at 9:30PM Apr 07, 2021Observed: 0.41 ft at 10:00PM Apr 07, 2021Observed: 0.42 ft at 10:15PM Apr 07, 2021Observed: 0.43 ft at 10:30PM Apr 07, 2021Observed: 0.42 ft at 11:00PM Apr 07, 2021Observed: 0.42 ft at 11:15PM Apr 07, 2021Observed: 0.41 ft at 11:30PM Apr 07, 2021Observed: 0.42 ft at 12:00AM Apr 08, 2021Observed: 0.43 ft at 12:15AM Apr 08, 2021Observed: 0.43 ft at 12:30AM Apr 08, 2021Observed: 0.44 ft at 1:00AM Apr 08, 2021Observed: 0.42 ft at 1:15AM Apr 08, 2021Observed: 0.42 ft at 1:30AM Apr 08, 2021Observed: 0.45 ft at 2:00AM Apr 08, 2021Observed: 0.47 ft at 2:15AM Apr 08, 2021Observed: 0.49 ft at 2:30AM Apr 08, 2021Observed: 0.52 ft at 3:00AM Apr 08, 2021Observed: 0.52 ft at 3:15AM Apr 08, 2021Observed: 0.53 ft at 3:30AM Apr 08, 2021Observed: 0.55 ft at 4:00AM Apr 08, 2021Observed: 0.57 ft at 4:15AM Apr 08, 2021Observed: 0.57 ft at 4:30AM Apr 08, 2021Observed: 0.59 ft at 5:00AM Apr 08, 2021Observed: 0.6 ft at 5:15AM Apr 08, 2021Observed: 0.59 ft at 5:30AM Apr 08, 2021Observed: 0.6 ft at 6:00AM Apr 08, 2021Observed: 0.61 ft at 6:15AM Apr 08, 2021Observed: 0.63 ft at 6:30AM Apr 08, 2021Observed: 0.67 ft at 7:00AM Apr 08, 2021Observed: 0.68 ft at 7:15AM Apr 08, 2021Observed: 0.74 ft at 7:30AM Apr 08, 2021Observed: 0.76 ft at 8:00AM Apr 08, 2021Observed: 0.79 ft at 8:15AM Apr 08, 2021Observed: 0.79 ft at 8:30AM Apr 08, 2021Observed: 0.85 ft at 9:00AM Apr 08, 2021Observed: 0.87 ft at 9:15AM Apr 08, 2021Observed: 0.87 ft at 9:30AM Apr 08, 2021Observed: 0.89 ft at 10:00AM Apr 08, 2021Observed: 0.88 ft at 10:15AM Apr 08, 2021Observed: 0.88 ft at 10:30AM Apr 08, 2021Observed: 0.88 ft at 11:00AM Apr 08, 2021Observed: 0.87 ft at 11:15AM Apr 08, 2021Observed: 0.87 ft at 11:30AM Apr 08, 2021Observed: 0.86 ft at 12:00PM Apr 08, 2021Observed: 0.84 ft at 12:15PM Apr 08, 2021Observed: 0.84 ft at 12:30PM Apr 08, 2021Observed: 0.81 ft at 1:00PM Apr 08, 2021Observed: 0.8 ft at 1:15PM Apr 08, 2021Observed: 0.8 ft at 1:30PM Apr 08, 2021Observed: 0.78 ft at 2:00PM Apr 08, 2021Observed: 0.79 ft at 2:15PM Apr 08, 2021Observed: 0.79 ft at 2:30PM Apr 08, 2021Observed: 0.84 ft at 3:00PM Apr 08, 2021Observed: 0.81 ft at 3:15PM Apr 08, 2021Observed: 0.82 ft at 3:30PM Apr 08, 2021Observed: 0.84 ft at 4:00PM Apr 08, 2021Observed: 0.83 ft at 4:15PM Apr 08, 2021Observed: 0.84 ft at 4:30PM Apr 08, 2021Observed: 0.83 ft at 5:00PM Apr 08, 2021Observed: 0.83 ft at 5:15PM Apr 08, 2021Observed: 0.82 ft at 5:30PM Apr 08, 2021Observed: 0.82 ft at 6:00PM Apr 08, 2021Observed: 0.81 ft at 6:15PM Apr 08, 2021Observed: 0.8 ft at 6:30PM Apr 08, 2021Observed: 0.82 ft at 7:00PM Apr 08, 2021Observed: 0.82 ft at 7:15PM Apr 08, 2021Observed: 0.83 ft at 7:30PM Apr 08, 2021Observed: 0.85 ft at 8:00PM Apr 08, 2021Observed: 0.85 ft at 8:15PM Apr 08, 2021Observed: 0.86 ft at 8:30PM Apr 08, 2021Observed: 0.86 ft at 9:00PM Apr 08, 2021Observed: 0.86 ft at 9:15PM Apr 08, 2021Observed: 0.86 ft at 9:30PM Apr 08, 2021Observed: 0.86 ft at 10:00PM Apr 08, 2021Observed: 0.85 ft at 10:15PM Apr 08, 2021Observed: 0.86 ft at 10:30PM Apr 08, 2021Observed: 0.85 ft at 11:00PM Apr 08, 2021Observed: 0.84 ft at 11:15PM Apr 08, 2021Observed: 0.85 ft at 11:30PM Apr 08, 2021Observed: 0.85 ft at 12:00AM Apr 09, 2021Observed: 0.84 ft at 12:15AM Apr 09, 2021Observed: 0.84 ft at 12:30AM Apr 09, 2021Observed: 0.84 ft at 1:00AM Apr 09, 2021Observed: 0.84 ft at 1:15AM Apr 09, 2021Observed: 0.84 ft at 1:30AM Apr 09, 2021Observed: 0.84 ft at 2:00AM Apr 09, 2021Observed: 0.83 ft at 2:15AM Apr 09, 2021Observed: 0.83 ft at 2:30AM Apr 09, 2021Observed: 0.83 ft at 3:00AM Apr 09, 2021Observed: 0.83 ft at 3:15AM Apr 09, 2021Observed: 0.83 ft at 3:30AM Apr 09, 2021Observed: 0.84 ft at 4:00AM Apr 09, 2021Observed: 0.84 ft at 4:15AM Apr 09, 2021Observed: 0.83 ft at 4:30AM Apr 09, 2021Observed: 0.86 ft at 5:00AM Apr 09, 2021Observed: 0.86 ft at 5:15AM Apr 09, 2021Observed: 0.86 ft at 5:30AM Apr 09, 2021Observed: 0.86 ft at 6:00AM Apr 09, 2021Observed: 0.88 ft at 6:15AM Apr 09, 2021Observed: 0.88 ft at 6:30AM Apr 09, 2021Observed: 0.89 ft at 7:00AM Apr 09, 2021Observed: 0.91 ft at 7:15AM Apr 09, 2021Observed: 0.92 ft at 7:30AM Apr 09, 2021Observed: 0.93 ft at 8:00AM Apr 09, 2021Observed: 0.92 ft at 8:15AM Apr 09, 2021Observed: 0.94 ft at 8:30AM Apr 09, 2021Observed: 0.95 ft at 9:00AM Apr 09, 2021Observed: 0.94 ft at 9:15AM Apr 09, 2021Observed: 0.95 ft at 9:30AM Apr 09, 2021Observed: 0.94 ft at 10:00AM Apr 09, 2021Observed: 0.94 ft at 10:15AM Apr 09, 2021Observed: 0.93 ft at 10:30AM Apr 09, 2021Observed: 0.96 ft at 11:00AM Apr 09, 2021Observed: 0.95 ft at 11:15AM Apr 09, 2021Observed: 0.96 ft at 11:30AM Apr 09, 2021Observed: 0.95 ft at 12:00PM Apr 09, 2021Observed: 0.98 ft at 12:15PM Apr 09, 2021Observed: 0.97 ft at 12:30PM Apr 09, 2021Observed: 0.99 ft at 1:00PM Apr 09, 2021Observed: 0.97 ft at 1:15PM Apr 09, 2021Observed: 0.98 ft at 1:30PM Apr 09, 2021Observed: 0.98 ft at 2:00PM Apr 09, 2021Observed: 0.98 ft at 2:15PM Apr 09, 2021Observed: 0.98 ft at 2:30PM Apr 09, 2021Observed: 0.94 ft at 3:00PM Apr 09, 2021Observed: 0.97 ft at 3:15PM Apr 09, 2021Observed: 0.97 ft at 3:30PM Apr 09, 2021Observed: 0.99 ft at 4:00PM Apr 09, 2021Observed: 1.01 ft at 4:15PM Apr 09, 2021Observed: 0.99 ft at 4:30PM Apr 09, 2021Observed: 0.97 ft at 5:00PM Apr 09, 2021Observed: 0.97 ft at 5:15PM Apr 09, 2021Observed: 0.97 ft at 5:30PM Apr 09, 2021Observed: 0.94 ft at 6:00PM Apr 09, 2021Observed: 0.97 ft at 6:15PM Apr 09, 2021Observed: 0.98 ft at 6:30PM Apr 09, 2021Observed: 1 ft at 7:00PM Apr 09, 2021Observed: 1 ft at 7:15PM Apr 09, 2021Observed: 1.02 ft at 7:30PM Apr 09, 2021Observed: 1.01 ft at 8:00PM Apr 09, 2021Observed: 1 ft at 8:15PM Apr 09, 2021Observed: 0.99 ft at 8:30PM Apr 09, 2021Observed: 0.95 ft at 9:00PM Apr 09, 2021Observed: 0.94 ft at 9:15PM Apr 09, 2021Observed: 0.96 ft at 9:30PM Apr 09, 2021Observed: 0.95 ft at 10:00PM Apr 09, 2021Observed: 0.93 ft at 10:15PM Apr 09, 2021Observed: 0.94 ft at 10:30PM Apr 09, 2021Observed: 0.92 ft at 11:00PM Apr 09, 2021Observed: 0.92 ft at 11:15PM Apr 09, 2021Observed: 0.95 ft at 11:30PM Apr 09, 2021Observed: 1.01 ft at 12:00AM Apr 10, 2021Observed: 1 ft at 12:15AM Apr 10, 2021Observed: 0.99 ft at 12:30AM Apr 10, 2021Observed: 0.99 ft at 1:00AM Apr 10, 2021Observed: 0.97 ft at 1:15AM Apr 10, 2021Observed: 0.99 ft at 1:30AM Apr 10, 2021Observed: 1 ft at 2:00AM Apr 10, 2021Observed: 0.99 ft at 2:15AM Apr 10, 2021Observed: 1.01 ft at 2:30AM Apr 10, 2021Highest Observation: 1.03 ft at 3:00AM Apr 10, 2021Observed: 1.01 ft at 3:15AM Apr 10, 2021Observed: 1 ft at 3:30AM Apr 10, 2021Observed: 1.02 ft at 4:00AM Apr 10, 2021Observed: 1.01 ft at 4:15AM Apr 10, 2021Observed: 1.01 ft at 4:30AM Apr 10, 2021Observed: 0.99 ft at 5:00AM Apr 10, 2021Observed: 0.98 ft at 5:15AM Apr 10, 2021Observed: 0.99 ft at 5:30AM Apr 10, 2021Observed: 0.98 ft at 6:00AM Apr 10, 2021Observed: 0.97 ft at 6:15AM Apr 10, 2021Observed: 0.97 ft at 6:30AM Apr 10, 2021Observed: 0.98 ft at 7:00AM Apr 10, 2021Observed: 0.98 ft at 7:15AM Apr 10, 2021Observed: 0.97 ft at 7:30AM Apr 10, 2021Observed: 0.97 ft at 8:00AM Apr 10, 2021Observed: 0.98 ft at 8:15AM Apr 10, 2021Observed: 0.98 ft at 8:30AM Apr 10, 2021Observed: 0.96 ft at 9:00AM Apr 10, 2021Observed: 0.97 ft at 9:15AM Apr 10, 2021Observed: 0.97 ft at 9:30AM Apr 10, 2021Observed: 0.94 ft at 10:00AM Apr 10, 2021Observed: 0.96 ft at 10:15AM Apr 10, 2021Observed: 0.95 ft at 10:30AM Apr 10, 2021Observed: 0.88 ft at 11:00AM Apr 10, 2021Observed: 0.89 ft at 11:15AM Apr 10, 2021Observed: 0.9 ft at 11:30AM Apr 10, 2021Observed: 0.85 ft at 12:00PM Apr 10, 2021Observed: 0.87 ft at 12:15PM Apr 10, 2021Observed: 0.9 ft at 12:30PM Apr 10, 2021Observed: 0.85 ft at 1:00PM Apr 10, 2021Observed: 0.87 ft at 1:15PM Apr 10, 2021Observed: 0.86 ft at 1:30PM Apr 10, 2021Observed: 0.92 ft at 2:00PM Apr 10, 2021Observed: 0.88 ft at 2:15PM Apr 10, 2021Observed: 0.84 ft at 2:30PM Apr 10, 2021Observed: 0.87 ft at 3:00PM Apr 10, 2021Observed: 0.86 ft at 3:15PM Apr 10, 2021Observed: 0.85 ft at 3:30PM Apr 10, 2021Observed: 0.82 ft at 4:00PM Apr 10, 2021Observed: 0.81 ft at 4:15PM Apr 10, 2021Observed: 0.85 ft at 4:30PM Apr 10, 2021Observed: 0.77 ft at 5:00PM Apr 10, 2021Observed: 0.76 ft at 5:15PM Apr 10, 2021Observed: 0.77 ft at 5:30PM Apr 10, 2021Observed: 0.77 ft at 6:00PM Apr 10, 2021Observed: 0.78 ft at 6:15PM Apr 10, 2021Observed: 0.79 ft at 6:30PM Apr 10, 2021Observed: 0.81 ft at 7:00PM Apr 10, 2021Observed: 0.84 ft at 7:15PM Apr 10, 2021Observed: 0.86 ft at 7:30PM Apr 10, 2021Observed: 0.87 ft at 8:00PM Apr 10, 2021Observed: 0.85 ft at 8:15PM Apr 10, 2021Observed: 0.88 ft at 8:30PM Apr 10, 2021Observed: 0.86 ft at 9:00PM Apr 10, 2021Observed: 0.89 ft at 9:15PM Apr 10, 2021Observed: 0.86 ft at 9:30PM Apr 10, 2021Observed: 0.86 ft at 10:00PM Apr 10, 2021Observed: 0.85 ft at 10:15PM Apr 10, 2021Observed: 0.82 ft at 10:30PM Apr 10, 2021Observed: 0.85 ft at 11:00PM Apr 10, 2021Observed: 0.86 ft at 11:15PM Apr 10, 2021Observed: 0.82 ft at 11:30PM Apr 10, 2021Observed: 0.78 ft at 12:00AM Apr 11, 2021Observed: 0.8 ft at 12:15AM Apr 11, 2021Observed: 0.81 ft at 12:30AM Apr 11, 2021Observed: 0.77 ft at 1:00AM Apr 11, 2021Observed: 0.76 ft at 1:15AM Apr 11, 2021Observed: 0.78 ft at 1:30AM Apr 11, 2021Observed: 0.77 ft at 2:00AM Apr 11, 2021Observed: 0.79 ft at 2:15AM Apr 11, 2021Observed: 0.81 ft at 2:30AM Apr 11, 2021Observed: 0.8 ft at 3:00AM Apr 11, 2021Observed: 0.8 ft at 3:15AM Apr 11, 2021Observed: 0.8 ft at 3:30AM Apr 11, 2021Observed: 0.82 ft at 4:00AM Apr 11, 2021Observed: 0.79 ft at 4:15AM Apr 11, 2021Observed: 0.79 ft at 4:30AM Apr 11, 2021Observed: 0.8 ft at 5:00AM Apr 11, 2021Observed: 0.79 ft at 5:15AM Apr 11, 2021Observed: 0.8 ft at 5:30AM Apr 11, 2021Observed: 0.78 ft at 6:00AM Apr 11, 2021Observed: 0.79 ft at 6:15AM Apr 11, 2021Observed: 0.78 ft at 6:30AM Apr 11, 2021Observed: 0.79 ft at 7:00AM Apr 11, 2021Observed: 0.77 ft at 7:15AM Apr 11, 2021Observed: 0.83 ft at 7:30AM Apr 11, 2021Observed: 0.8 ft at 8:00AM Apr 11, 2021Observed: 0.76 ft at 8:15AM Apr 11, 2021Observed: 0.71 ft at 8:30AM Apr 11, 2021Observed: 0.66 ft at 9:00AM Apr 11, 2021Observed: 0.65 ft at 9:15AM Apr 11, 2021Observed: 0.66 ft at 9:30AM Apr 11, 2021Observed: 0.68 ft at 10:00AM Apr 11, 2021Observed: 0.72 ft at 10:15AM Apr 11, 2021Observed: 0.73 ft at 10:30AM Apr 11, 2021Observed: 0.73 ft at 11:00AM Apr 11, 2021Observed: 0.75 ft at 11:15AM Apr 11, 2021Observed: 0.73 ft at 11:30AM Apr 11, 2021Observed: 0.76 ft at 12:00PM Apr 11, 2021Observed: 0.79 ft at 12:15PM Apr 11, 2021Observed: 0.79 ft at 12:30PM Apr 11, 2021Observed: 0.75 ft at 1:00PM Apr 11, 2021Observed: 0.77 ft at 1:15PM Apr 11, 2021Observed: 0.8 ft at 1:30PM Apr 11, 2021Observed: 0.77 ft at 2:00PM Apr 11, 2021Observed: 0.78 ft at 2:15PM Apr 11, 2021Observed: 0.77 ft at 2:30PM Apr 11, 2021Observed: 0.77 ft at 3:00PM Apr 11, 2021Observed: 0.73 ft at 3:15PM Apr 11, 2021Observed: 0.71 ft at 3:30PM Apr 11, 2021Observed: 0.74 ft at 4:00PM Apr 11, 2021Observed: 0.73 ft at 4:15PM Apr 11, 2021Observed: 0.7 ft at 4:30PM Apr 11, 2021Observed: 0.7 ft at 5:00PM Apr 11, 2021Observed: 0.69 ft at 5:15PM Apr 11, 2021Observed: 0.7 ft at 5:30PM Apr 11, 2021Observed: 0.76 ft at 6:00PM Apr 11, 2021Observed: 0.76 ft at 6:15PM Apr 11, 2021Observed: 0.75 ft at 6:30PM Apr 11, 2021Observed: 0.79 ft at 7:00PM Apr 11, 2021Observed: 0.74 ft at 7:15PM Apr 11, 2021Observed: 0.69 ft at 7:30PM Apr 11, 2021Observed: 0.75 ft at 8:00PM Apr 11, 2021Observed: 0.76 ft at 8:15PM Apr 11, 2021Observed: 0.77 ft at 8:30PM Apr 11, 2021Observed: 0.78 ft at 9:00PM Apr 11, 2021Observed: 0.79 ft at 9:15PM Apr 11, 2021Observed: 0.79 ft at 9:30PM Apr 11, 2021Observed: 0.79 ft at 10:00PM Apr 11, 2021Observed: 0.8 ft at 10:15PM Apr 11, 2021Observed: 0.82 ft at 10:30PM Apr 11, 2021Observed: 0.84 ft at 11:00PM Apr 11, 2021Observed: 0.84 ft at 11:15PM Apr 11, 2021Observed: 0.86 ft at 11:30PM Apr 11, 2021Observed: 0.82 ft at 12:15AM Apr 12, 2021Observed: 0.8 ft at 12:30AM Apr 12, 2021Observed: 0.81 ft at 1:00AM Apr 12, 2021Observed: 0.81 ft at 1:15AM Apr 12, 2021Observed: 0.82 ft at 1:30AM Apr 12, 2021Observed: 0.81 ft at 2:00AM Apr 12, 2021Observed: 0.8 ft at 2:15AM Apr 12, 2021Observed: 0.79 ft at 2:30AM Apr 12, 2021Observed: 0.79 ft at 3:00AM Apr 12, 2021Observed: 0.8 ft at 3:15AM Apr 12, 2021Observed: 0.79 ft at 3:30AM Apr 12, 2021Observed: 0.79 ft at 4:00AM Apr 12, 2021Observed: 0.77 ft at 4:15AM Apr 12, 2021Observed: 0.77 ft at 4:30AM Apr 12, 2021Observed: 0.78 ft at 5:00AM Apr 12, 2021Observed: 0.77 ft at 5:15AM Apr 12, 2021Observed: 0.75 ft at 5:30AM Apr 12, 2021Observed: 0.75 ft at 6:00AM Apr 12, 2021Observed: 0.75 ft at 6:15AM Apr 12, 2021Observed: 0.76 ft at 6:30AM Apr 12, 2021Observed: 0.75 ft at 7:00AM Apr 12, 2021Observed: 0.75 ft at 7:15AM Apr 12, 2021Observed: 0.75 ft at 7:30AM Apr 12, 2021Observed: 0.73 ft at 8:00AM Apr 12, 2021Observed: 0.67 ft at 8:15AM Apr 12, 2021Observed: 0.66 ft at 8:30AM Apr 12, 2021Observed: 0.62 ft at 9:00AM Apr 12, 2021Observed: 0.62 ft at 9:15AM Apr 12, 2021Observed: 0.66 ft at 9:30AM Apr 12, 2021Observed: 0.64 ft at 10:00AM Apr 12, 2021Observed: 0.69 ft at 10:15AM Apr 12, 2021Observed: 0.64 ft at 10:30AM Apr 12, 2021Observed: 0.65 ft at 11:00AM Apr 12, 2021Observed: 0.61 ft at 11:15AM Apr 12, 2021Observed: 0.65 ft at 11:30AM Apr 12, 2021Observed: 0.65 ft at 12:00PM Apr 12, 2021Observed: 0.69 ft at 12:15PM Apr 12, 2021Observed: 0.7 ft at 12:30PM Apr 12, 2021Observed: 0.72 ft at 1:00PM Apr 12, 2021Observed: 0.71 ft at 1:15PM Apr 12, 2021Observed: 0.66 ft at 1:30PM Apr 12, 2021Observed: 0.64 ft at 2:00PM Apr 12, 2021Observed: 0.66 ft at 2:15PM Apr 12, 2021Observed: 0.66 ft at 2:30PM Apr 12, 2021Observed: 0.66 ft at 3:00PM Apr 12, 2021Observed: 0.67 ft at 3:15PM Apr 12, 2021Observed: 0.62 ft at 3:30PM Apr 12, 2021Observed: 0.6 ft at 4:00PM Apr 12, 2021Observed: 0.61 ft at 4:15PM Apr 12, 2021Observed: 0.62 ft at 4:30PM Apr 12, 2021Observed: 0.58 ft at 5:00PM Apr 12, 2021Observed: 0.57 ft at 5:15PM Apr 12, 2021Observed: 0.56 ft at 5:30PM Apr 12, 2021Observed: 0.53 ft at 6:00PM Apr 12, 2021Observed: 0.54 ft at 6:15PM Apr 12, 2021Observed: 0.55 ft at 6:30PM Apr 12, 2021Observed: 0.57 ft at 7:00PM Apr 12, 2021Observed: 0.62 ft at 7:15PM Apr 12, 2021Observed: 0.64 ft at 7:30PM Apr 12, 2021Observed: 0.66 ft at 8:00PM Apr 12, 2021Observed: 0.67 ft at 8:15PM Apr 12, 2021Observed: 0.67 ft at 8:30PM Apr 12, 2021Observed: 0.69 ft at 9:00PM Apr 12, 2021Observed: 0.68 ft at 9:15PM Apr 12, 2021Observed: 0.67 ft at 9:30PM Apr 12, 2021Observed: 0.68 ft at 10:00PM Apr 12, 2021Observed: 0.69 ft at 10:15PM Apr 12, 2021Observed: 0.68 ft at 10:30PM Apr 12, 2021Observed: 0.68 ft at 11:00PM Apr 12, 2021Observed: 0.69 ft at 11:15PM Apr 12, 2021Observed: 0.68 ft at 11:30PM Apr 12, 2021Observed: 0.68 ft at 12:00AM Apr 13, 2021Observed: 0.66 ft at 12:15AM Apr 13, 2021Observed: 0.67 ft at 12:30AM Apr 13, 2021Observed: 0.65 ft at 1:00AM Apr 13, 2021Observed: 0.64 ft at 1:15AM Apr 13, 2021Observed: 0.63 ft at 1:30AM Apr 13, 2021Observed: 0.63 ft at 2:00AM Apr 13, 2021Observed: 0.63 ft at 2:15AM Apr 13, 2021Observed: 0.64 ft at 2:30AM Apr 13, 2021Observed: 0.64 ft at 3:00AM Apr 13, 2021Observed: 0.66 ft at 3:15AM Apr 13, 2021Observed: 0.65 ft at 3:30AM Apr 13, 2021Observed: 0.7 ft at 4:15AM Apr 13, 2021Observed: 0.69 ft at 4:30AM Apr 13, 2021Observed: 0.68 ft at 5:00AM Apr 13, 2021Observed: 0.67 ft at 5:15AM Apr 13, 2021Observed: 0.65 ft at 5:30AM Apr 13, 2021Observed: 0.63 ft at 6:00AM Apr 13, 2021Observed: 0.64 ft at 6:15AM Apr 13, 2021Observed: 0.64 ft at 6:30AM Apr 13, 2021Observed: 0.61 ft at 7:00AM Apr 13, 2021Observed: 0.6 ft at 7:15AM Apr 13, 2021Observed: 0.58 ft at 7:30AM Apr 13, 2021Observed: 0.55 ft at 8:00AM Apr 13, 2021Observed: 0.54 ft at 8:15AM Apr 13, 2021Observed: 0.52 ft at 8:30AM Apr 13, 2021Observed: 0.47 ft at 9:00AM Apr 13, 2021Observed: 0.46 ft at 9:15AM Apr 13, 2021Observed: 0.51 ft at 9:30AM Apr 13, 2021Observed: 0.49 ft at 10:00AM Apr 13, 2021Observed: 0.54 ft at 10:15AM Apr 13, 2021Observed: 0.51 ft at 10:30AM Apr 13, 2021Observed: 0.51 ft at 11:00AM Apr 13, 2021Observed: 0.52 ft at 11:15AM Apr 13, 2021Observed: 0.54 ft at 11:30AM Apr 13, 2021Observed: 0.53 ft at 12:00PM Apr 13, 2021Observed: 0.52 ft at 12:15PM Apr 13, 2021Observed: 0.52 ft at 12:30PM Apr 13, 2021Observed: 0.55 ft at 1:00PM Apr 13, 2021Observed: 0.52 ft at 1:15PM Apr 13, 2021Observed: 0.56 ft at 1:30PM Apr 13, 2021Observed: 0.54 ft at 2:00PM Apr 13, 2021Observed: 0.56 ft at 2:15PM Apr 13, 2021Observed: 0.52 ft at 2:30PM Apr 13, 2021Observed: 0.52 ft at 3:00PM Apr 13, 2021Observed: 0.51 ft at 3:15PM Apr 13, 2021Observed: 0.5 ft at 3:30PM Apr 13, 2021Observed: 0.48 ft at 4:00PM Apr 13, 2021Observed: 0.51 ft at 4:15PM Apr 13, 2021Observed: 0.52 ft at 4:30PM Apr 13, 2021Observed: 0.46 ft at 5:00PM Apr 13, 2021Observed: 0.48 ft at 5:15PM Apr 13, 2021Observed: 0.46 ft at 5:30PM Apr 13, 2021Observed: 0.47 ft at 6:00PM Apr 13, 2021Observed: 0.5 ft at 6:15PM Apr 13, 2021Observed: 0.51 ft at 6:30PM Apr 13, 2021Observed: 0.51 ft at 7:00PM Apr 13, 2021Observed: 0.52 ft at 7:15PM Apr 13, 2021Observed: 0.54 ft at 7:30PM Apr 13, 2021Observed: 0.57 ft at 8:00PM Apr 13, 2021Observed: 0.57 ft at 8:15PM Apr 13, 2021Observed: 0.57 ft at 8:30PM Apr 13, 2021Observed: 0.57 ft at 9:00PM Apr 13, 2021Observed: 0.58 ft at 9:15PM Apr 13, 2021Observed: 0.58 ft at 9:30PM Apr 13, 2021Observed: 0.58 ft at 10:00PM Apr 13, 2021Observed: 0.58 ft at 10:15PM Apr 13, 2021Observed: 0.57 ft at 10:30PM Apr 13, 2021Observed: 0.58 ft at 11:00PM Apr 13, 2021Observed: 0.57 ft at 11:15PM Apr 13, 2021Observed: 0.58 ft at 11:30PM Apr 13, 2021Observed: 0.56 ft at 12:00AM Apr 14, 2021Observed: 0.57 ft at 12:15AM Apr 14, 2021Observed: 0.57 ft at 12:30AM Apr 14, 2021Observed: 0.57 ft at 1:00AM Apr 14, 2021Observed: 0.57 ft at 1:15AM Apr 14, 2021Observed: 0.57 ft at 1:30AM Apr 14, 2021Observed: 0.55 ft at 2:00AM Apr 14, 2021Observed: 0.55 ft at 2:15AM Apr 14, 2021Observed: 0.55 ft at 2:30AM Apr 14, 2021Observed: 0.56 ft at 3:00AM Apr 14, 2021Observed: 0.54 ft at 3:15AM Apr 14, 2021Observed: 0.56 ft at 3:30AM Apr 14, 2021Observed: 0.56 ft at 4:00AM Apr 14, 2021Observed: 0.57 ft at 4:15AM Apr 14, 2021Observed: 0.56 ft at 4:30AM Apr 14, 2021Observed: 0.56 ft at 5:00AM Apr 14, 2021Observed: 0.55 ft at 5:15AM Apr 14, 2021Observed: 0.56 ft at 5:30AM Apr 14, 2021Observed: 0.56 ft at 6:00AM Apr 14, 2021Observed: 0.55 ft at 6:15AM Apr 14, 2021Observed: 0.54 ft at 6:30AM Apr 14, 2021Observed: 0.55 ft at 7:00AM Apr 14, 2021Observed: 0.55 ft at 7:15AM Apr 14, 2021Observed: 0.56 ft at 7:30AM Apr 14, 2021Observed: 0.54 ft at 8:00AM Apr 14, 2021Observed: 0.52 ft at 8:15AM Apr 14, 2021Observed: 0.51 ft at 8:30AM Apr 14, 2021Observed: 0.49 ft at 9:00AM Apr 14, 2021Observed: 0.48 ft at 9:15AM Apr 14, 2021Observed: 0.42 ft at 9:30AM Apr 14, 2021Observed: 0.43 ft at 10:00AM Apr 14, 2021Observed: 0.45 ft at 10:15AM Apr 14, 2021Observed: 0.45 ft at 10:30AM Apr 14, 2021Observed: 0.44 ft at 11:00AM Apr 14, 2021Observed: 0.46 ft at 11:15AM Apr 14, 2021Observed: 0.47 ft at 11:30AM Apr 14, 2021Observed: 0.43 ft at 12:00PM Apr 14, 2021Observed: 0.44 ft at 12:15PM Apr 14, 2021Observed: 0.41 ft at 12:30PM Apr 14, 2021Observed: 0.43 ft at 1:00PM Apr 14, 2021Observed: 0.42 ft at 1:15PM Apr 14, 2021Observed: 0.45 ft at 1:30PM Apr 14, 2021Observed: 0.42 ft at 2:00PM Apr 14, 2021Observed: 0.48 ft at 2:15PM Apr 14, 2021Observed: 0.42 ft at 2:30PM Apr 14, 2021Observed: 0.46 ft at 3:00PM Apr 14, 2021Observed: 0.43 ft at 3:15PM Apr 14, 2021Observed: 0.43 ft at 3:30PM Apr 14, 2021Observed: 0.4 ft at 4:00PM Apr 14, 2021Observed: 0.4 ft at 4:15PM Apr 14, 2021Observed: 0.42 ft at 4:30PM Apr 14, 2021Observed: 0.41 ft at 5:00PM Apr 14, 2021Observed: 0.39 ft at 5:15PM Apr 14, 2021Observed: 0.41 ft at 5:30PM Apr 14, 2021Observed: 0.43 ft at 6:00PM Apr 14, 2021Observed: 0.43 ft at 6:15PM Apr 14, 2021Observed: 0.47 ft at 6:30PM Apr 14, 2021Observed: 0.45 ft at 7:00PM Apr 14, 2021Observed: 0.47 ft at 7:15PM Apr 14, 2021Observed: 0.47 ft at 7:30PM Apr 14, 2021Observed: 0.48 ft at 8:00PM Apr 14, 2021Observed: 0.48 ft at 8:15PM Apr 14, 2021Observed: 0.5 ft at 8:30PM Apr 14, 2021Observed: 0.49 ft at 9:00PM Apr 14, 2021Observed: 0.49 ft at 9:15PM Apr 14, 2021Observed: 0.5 ft at 9:30PM Apr 14, 2021Observed: 0.5 ft at 10:00PM Apr 14, 2021Observed: 0.51 ft at 10:15PM Apr 14, 2021Observed: 0.51 ft at 10:30PM Apr 14, 2021Observed: 0.52 ft at 11:00PM Apr 14, 2021Observed: 0.54 ft at 11:15PM Apr 14, 2021Observed: 0.52 ft at 11:30PM Apr 14, 2021Observed: 0.52 ft at 12:00AM Apr 15, 2021Observed: 0.51 ft at 12:15AM Apr 15, 2021Observed: 0.52 ft at 12:30AM Apr 15, 2021Observed: 0.55 ft at 1:00AM Apr 15, 2021Observed: 0.56 ft at 1:15AM Apr 15, 2021Observed: 0.57 ft at 1:30AM Apr 15, 2021Observed: 0.57 ft at 2:00AM Apr 15, 2021Observed: 0.57 ft at 2:15AM Apr 15, 2021Observed: 0.58 ft at 2:30AM Apr 15, 2021Observed: 0.56 ft at 3:00AM Apr 15, 2021Observed: 0.55 ft at 3:15AM Apr 15, 2021Observed: 0.54 ft at 3:30AM Apr 15, 2021Observed: 0.56 ft at 4:00AM Apr 15, 2021Observed: 0.54 ft at 4:15AM Apr 15, 2021Observed: 0.54 ft at 4:30AM Apr 15, 2021Observed: 0.53 ft at 5:00AM Apr 15, 2021Observed: 0.54 ft at 5:15AM Apr 15, 2021Observed: 0.54 ft at 5:30AM Apr 15, 2021Observed: 0.54 ft at 6:00AM Apr 15, 2021Observed: 0.55 ft at 6:15AM Apr 15, 2021Observed: 0.53 ft at 6:30AM Apr 15, 2021Observed: 0.53 ft at 7:00AM Apr 15, 2021Observed: 0.53 ft at 7:15AM Apr 15, 2021Observed: 0.52 ft at 7:30AM Apr 15, 2021Observed: 0.52 ft at 8:00AM Apr 15, 2021Observed: 0.52 ft at 8:15AM Apr 15, 2021Observed: 0.51 ft at 8:30AM Apr 15, 2021Observed: 0.5 ft at 9:00AM Apr 15, 2021Observed: 0.49 ft at 9:15AM Apr 15, 2021Observed: 0.49 ft at 9:30AM Apr 15, 2021Observed: 0.47 ft at 10:00AM Apr 15, 2021Observed: 0.49 ft at 10:15AM Apr 15, 2021Observed: 0.45 ft at 10:30AM Apr 15, 2021Observed: 0.44 ft at 11:00AM Apr 15, 2021Observed: 0.47 ft at 11:15AM Apr 15, 2021Observed: 0.44 ft at 11:30AM Apr 15, 2021Observed: 0.48 ft at 12:00PM Apr 15, 2021Observed: 0.49 ft at 12:15PM Apr 15, 2021Observed: 0.49 ft at 12:30PM Apr 15, 2021Observed: 0.47 ft at 1:00PM Apr 15, 2021Observed: 0.46 ft at 1:15PM Apr 15, 2021Observed: 0.51 ft at 1:30PM Apr 15, 2021Observed: 0.47 ft at 2:00PM Apr 15, 2021Observed: 0.46 ft at 2:15PM Apr 15, 2021Observed: 0.47 ft at 2:30PM Apr 15, 2021Observed: 0.45 ft at 3:00PM Apr 15, 2021Observed: 0.47 ft at 3:15PM Apr 15, 2021Observed: 0.46 ft at 3:30PM Apr 15, 2021Observed: 0.46 ft at 4:00PM Apr 15, 2021Observed: 0.49 ft at 4:15PM Apr 15, 2021Observed: 0.48 ft at 4:30PM Apr 15, 2021Observed: 0.46 ft at 5:00PM Apr 15, 2021Observed: 0.46 ft at 5:15PM Apr 15, 2021Observed: 0.44 ft at 5:30PM Apr 15, 2021Observed: 0.45 ft at 6:00PM Apr 15, 2021Iowa Flood CenterMRLI4(plotting HGIR5) Graph Created (6:35PM Apr 15, 2021)ObservedLatest observed value: 0.45 ft at 6:00 PM CDT 15-Apr-2021. Flood Stage is 12 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts for the Floyd River at Merrill are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Le Mars Upstream Gauge Downstream Gauge Downstream Gauge - at James
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 20.00 ft on 09/18/1926
(2) 18.40 ft on 06/07/1934
(3) 18.00 ft on 06/08/1953
(4) 17.60 ft on 03/15/2019
(5) 17.00 ft on 03/24/1979
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 17.60 ft on 03/15/2019
(2) 17.00 ft on 09/21/2018
(3) 12.20 ft on 07/31/2010
(4) 10.00 ft on 04/14/2001
(5) 8.70 ft on 03/12/1997
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:14
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 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
24 230th Street at the east of the bridge at the gage will be flooded.
23 Water reaches the bottom of the bridge at the gauging location on 230th Street.
22 The highest banks and levees are overtopped.
21 the bridge on County Road C38 is overtopped.
20.5 the railroad tracks at the bridge 750 feet upstream of the gage are flooded.
19 approximately 2200 acres of farm land are flooded.
18 the water reaches the bottom of the bridge on County Road C38.
17.5 the levees protecting the sewage treatment lagoons on the left bank of the river are overtopped.
16 flooding begins to affect the eastern edges of the city of Merrill, and about 2000 acres of farm land are flooded.
14 approximately 1600 acres of farm land are flooded.
12 flooding of the low lying farm land begins.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.720833° N, Longitude: 96.240833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 1154.4 ft 1166.4 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
How low could the river get?
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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