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Hydrograph River at a Glance Download Inundation
Mapping
Blanchard River at Ottawa Stage (ft)Flow (kcfs)Observed: 18.32 ft at 8:00PM Apr 06, 2024Observed: 18.19 ft at 8:30PM Apr 06, 2024Observed: 18.06 ft at 9:00PM Apr 06, 2024Observed: 17.93 ft at 9:30PM Apr 06, 2024Observed: 17.8 ft at 10:00PM Apr 06, 2024Observed: 17.67 ft at 10:30PM Apr 06, 2024Observed: 17.54 ft at 11:00PM Apr 06, 2024Observed: 17.41 ft at 11:30PM Apr 06, 2024Observed: 17.29 ft at 12:00AM Apr 07, 2024Observed: 17.15 ft at 12:30AM Apr 07, 2024Observed: 17.03 ft at 1:00AM Apr 07, 2024Observed: 16.9 ft at 1:30AM Apr 07, 2024Observed: 16.78 ft at 2:00AM Apr 07, 2024Observed: 16.66 ft at 2:30AM Apr 07, 2024Observed: 16.53 ft at 3:00AM Apr 07, 2024Observed: 16.41 ft at 3:30AM Apr 07, 2024Observed: 16.29 ft at 4:00AM Apr 07, 2024Observed: 16.18 ft at 4:30AM Apr 07, 2024Observed: 16.06 ft at 5:00AM Apr 07, 2024Observed: 15.94 ft at 5:30AM Apr 07, 2024Observed: 15.82 ft at 6:00AM Apr 07, 2024Observed: 15.7 ft at 6:30AM Apr 07, 2024Observed: 15.59 ft at 7:00AM Apr 07, 2024Observed: 15.46 ft at 7:30AM Apr 07, 2024Observed: 15.34 ft at 8:00AM Apr 07, 2024Observed: 15.23 ft at 8:30AM Apr 07, 2024Observed: 15.1 ft at 9:00AM Apr 07, 2024Observed: 14.99 ft at 9:30AM Apr 07, 2024Observed: 14.86 ft at 10:00AM Apr 07, 2024Observed: 14.74 ft at 10:30AM Apr 07, 2024Observed: 14.63 ft at 11:00AM Apr 07, 2024Observed: 14.5 ft at 11:30AM Apr 07, 2024Observed: 14.39 ft at 12:00PM Apr 07, 2024Observed: 14.27 ft at 12:30PM Apr 07, 2024Observed: 14.16 ft at 1:00PM Apr 07, 2024Observed: 14.04 ft at 1:30PM Apr 07, 2024Observed: 13.93 ft at 2:00PM Apr 07, 2024Observed: 13.81 ft at 2:30PM Apr 07, 2024Observed: 13.7 ft at 3:00PM Apr 07, 2024Observed: 13.58 ft at 3:30PM Apr 07, 2024Observed: 13.47 ft at 4:00PM Apr 07, 2024Observed: 13.37 ft at 4:30PM Apr 07, 2024Observed: 13.25 ft at 5:00PM Apr 07, 2024Observed: 13.14 ft at 5:30PM Apr 07, 2024Observed: 13.03 ft at 6:00PM Apr 07, 2024Observed: 12.93 ft at 6:30PM Apr 07, 2024Observed: 12.82 ft at 7:00PM Apr 07, 2024Observed: 12.71 ft at 7:30PM Apr 07, 2024Observed: 12.61 ft at 8:00PM Apr 07, 2024Observed: 12.5 ft at 8:30PM Apr 07, 2024Observed: 12.4 ft at 9:00PM Apr 07, 2024Observed: 12.29 ft at 9:30PM Apr 07, 2024Observed: 12.19 ft at 10:00PM Apr 07, 2024Observed: 12.08 ft at 10:30PM Apr 07, 2024Observed: 11.98 ft at 11:00PM Apr 07, 2024Observed: 11.88 ft at 11:30PM Apr 07, 2024Observed: 11.78 ft at 12:00AM Apr 08, 2024Observed: 11.69 ft at 12:30AM Apr 08, 2024Observed: 11.61 ft at 1:00AM Apr 08, 2024Observed: 11.51 ft at 1:30AM Apr 08, 2024Observed: 11.43 ft at 2:00AM Apr 08, 2024Observed: 11.35 ft at 2:30AM Apr 08, 2024Observed: 11.26 ft at 3:00AM Apr 08, 2024Observed: 11.19 ft at 3:30AM Apr 08, 2024Observed: 11.11 ft at 4:00AM Apr 08, 2024Observed: 11.04 ft at 4:30AM Apr 08, 2024Observed: 10.96 ft at 5:00AM Apr 08, 2024Observed: 10.9 ft at 5:30AM Apr 08, 2024Observed: 10.83 ft at 6:00AM Apr 08, 2024Observed: 10.76 ft at 6:30AM Apr 08, 2024Observed: 10.7 ft at 7:00AM Apr 08, 2024Observed: 10.64 ft at 7:30AM Apr 08, 2024Observed: 10.59 ft at 8:00AM Apr 08, 2024Observed: 10.52 ft at 8:30AM Apr 08, 2024Observed: 10.47 ft at 9:00AM Apr 08, 2024Observed: 10.42 ft at 9:30AM Apr 08, 2024Observed: 10.37 ft at 10:00AM Apr 08, 2024Observed: 10.33 ft at 10:30AM Apr 08, 2024Observed: 10.27 ft at 11:00AM Apr 08, 2024Observed: 10.23 ft at 11:30AM Apr 08, 2024Observed: 10.19 ft at 12:00PM Apr 08, 2024Observed: 10.15 ft at 12:30PM Apr 08, 2024Observed: 10.11 ft at 1:00PM Apr 08, 2024Observed: 10.07 ft at 1:30PM Apr 08, 2024Observed: 10.03 ft at 2:00PM Apr 08, 2024Observed: 10 ft at 2:30PM Apr 08, 2024Observed: 9.97 ft at 3:00PM Apr 08, 2024Observed: 9.93 ft at 3:30PM Apr 08, 2024Observed: 9.9 ft at 4:00PM Apr 08, 2024Observed: 9.87 ft at 4:30PM Apr 08, 2024Observed: 9.84 ft at 5:00PM Apr 08, 2024Observed: 9.81 ft at 5:30PM Apr 08, 2024Observed: 9.78 ft at 6:00PM Apr 08, 2024Observed: 9.75 ft at 6:30PM Apr 08, 2024Observed: 9.73 ft at 7:00PM Apr 08, 2024Observed: 9.7 ft at 7:30PM Apr 08, 2024Observed: 9.67 ft at 8:00PM Apr 08, 2024Observed: 9.65 ft at 8:30PM Apr 08, 2024Observed: 9.63 ft at 9:00PM Apr 08, 2024Observed: 9.6 ft at 9:30PM Apr 08, 2024Observed: 9.57 ft at 10:00PM Apr 08, 2024Observed: 9.56 ft at 10:30PM Apr 08, 2024Observed: 9.54 ft at 11:00PM Apr 08, 2024Observed: 9.52 ft at 11:30PM Apr 08, 2024Observed: 9.49 ft at 12:00AM Apr 09, 2024Observed: 9.48 ft at 12:30AM Apr 09, 2024Observed: 9.46 ft at 1:00AM Apr 09, 2024Observed: 9.44 ft at 1:30AM Apr 09, 2024Observed: 9.42 ft at 2:00AM Apr 09, 2024Observed: 9.4 ft at 2:30AM Apr 09, 2024Observed: 9.39 ft at 3:00AM Apr 09, 2024Observed: 9.37 ft at 3:30AM Apr 09, 2024Observed: 9.35 ft at 4:00AM Apr 09, 2024Observed: 9.33 ft at 4:30AM Apr 09, 2024Observed: 9.31 ft at 5:00AM Apr 09, 2024Observed: 9.29 ft at 5:30AM Apr 09, 2024Observed: 9.28 ft at 6:00AM Apr 09, 2024Observed: 9.26 ft at 6:30AM Apr 09, 2024Observed: 9.25 ft at 7:00AM Apr 09, 2024Observed: 9.23 ft at 7:30AM Apr 09, 2024Observed: 9.21 ft at 8:00AM Apr 09, 2024Observed: 9.2 ft at 8:30AM Apr 09, 2024Observed: 9.18 ft at 9:00AM Apr 09, 2024Observed: 9.16 ft at 9:30AM Apr 09, 2024Observed: 9.15 ft at 10:00AM Apr 09, 2024Observed: 9.13 ft at 10:30AM Apr 09, 2024Observed: 9.12 ft at 11:00AM Apr 09, 2024Observed: 9.1 ft at 11:30AM Apr 09, 2024Observed: 9.08 ft at 12:00PM Apr 09, 2024Observed: 9.07 ft at 12:30PM Apr 09, 2024Observed: 9.05 ft at 1:00PM Apr 09, 2024Observed: 9.03 ft at 1:30PM Apr 09, 2024Observed: 9.02 ft at 2:00PM Apr 09, 2024Observed: 9 ft at 2:30PM Apr 09, 2024Observed: 8.98 ft at 3:00PM Apr 09, 2024Observed: 8.97 ft at 3:30PM Apr 09, 2024Observed: 8.95 ft at 4:00PM Apr 09, 2024Observed: 8.94 ft at 4:30PM Apr 09, 2024Observed: 8.92 ft at 5:00PM Apr 09, 2024Observed: 8.9 ft at 5:30PM Apr 09, 2024Observed: 8.88 ft at 6:00PM Apr 09, 2024Observed: 8.87 ft at 6:30PM Apr 09, 2024Observed: 8.85 ft at 7:00PM Apr 09, 2024Observed: 8.83 ft at 7:30PM Apr 09, 2024Observed: 8.82 ft at 8:00PM Apr 09, 2024Observed: 8.8 ft at 8:30PM Apr 09, 2024Observed: 8.79 ft at 9:00PM Apr 09, 2024Observed: 8.78 ft at 9:30PM Apr 09, 2024Observed: 8.76 ft at 10:00PM Apr 09, 2024Observed: 8.75 ft at 10:30PM Apr 09, 2024Observed: 8.73 ft at 11:00PM Apr 09, 2024Observed: 8.72 ft at 11:30PM Apr 09, 2024Observed: 8.71 ft at 12:00AM Apr 10, 2024Observed: 8.7 ft at 12:30AM Apr 10, 2024Observed: 8.68 ft at 1:00AM Apr 10, 2024Observed: 8.67 ft at 1:30AM Apr 10, 2024Observed: 8.65 ft at 2:00AM Apr 10, 2024Observed: 8.64 ft at 2:30AM Apr 10, 2024Observed: 8.62 ft at 3:00AM Apr 10, 2024Observed: 8.6 ft at 3:30AM Apr 10, 2024Observed: 8.58 ft at 4:00AM Apr 10, 2024Observed: 8.56 ft at 4:30AM Apr 10, 2024Observed: 8.54 ft at 5:00AM Apr 10, 2024Observed: 8.52 ft at 5:30AM Apr 10, 2024Observed: 8.5 ft at 6:00AM Apr 10, 2024Observed: 8.49 ft at 6:30AM Apr 10, 2024Observed: 8.46 ft at 7:00AM Apr 10, 2024Observed: 8.43 ft at 7:30AM Apr 10, 2024Observed: 8.42 ft at 8:00AM Apr 10, 2024Observed: 8.39 ft at 8:30AM Apr 10, 2024Observed: 8.37 ft at 9:00AM Apr 10, 2024Observed: 8.34 ft at 9:30AM Apr 10, 2024Observed: 8.32 ft at 10:00AM Apr 10, 2024Observed: 8.29 ft at 10:30AM Apr 10, 2024Observed: 8.27 ft at 11:00AM Apr 10, 2024Observed: 8.25 ft at 11:30AM Apr 10, 2024Observed: 8.23 ft at 12:00PM Apr 10, 2024Observed: 8.2 ft at 12:30PM Apr 10, 2024Observed: 8.18 ft at 1:00PM Apr 10, 2024Observed: 8.17 ft at 1:30PM Apr 10, 2024Observed: 8.14 ft at 2:00PM Apr 10, 2024Observed: 8.12 ft at 2:30PM Apr 10, 2024Observed: 8.1 ft at 3:00PM Apr 10, 2024Observed: 8.08 ft at 3:30PM Apr 10, 2024Observed: 8.06 ft at 4:00PM Apr 10, 2024Observed: 8.04 ft at 4:30PM Apr 10, 2024Observed: 8.02 ft at 5:00PM Apr 10, 2024Observed: 8 ft at 5:30PM Apr 10, 2024Observed: 7.99 ft at 6:00PM Apr 10, 2024Observed: 7.97 ft at 6:30PM Apr 10, 2024Observed: 7.96 ft at 7:00PM Apr 10, 2024Observed: 7.95 ft at 7:30PM Apr 10, 2024Observed: 7.95 ft at 8:00PM Apr 10, 2024Observed: 7.96 ft at 8:30PM Apr 10, 2024Observed: 7.99 ft at 9:00PM Apr 10, 2024Observed: 8.05 ft at 9:30PM Apr 10, 2024Observed: 8.1 ft at 10:00PM Apr 10, 2024Observed: 8.15 ft at 10:30PM Apr 10, 2024Observed: 8.2 ft at 11:00PM Apr 10, 2024Observed: 8.26 ft at 11:30PM Apr 10, 2024Observed: 8.31 ft at 12:00AM Apr 11, 2024Observed: 8.35 ft at 12:30AM Apr 11, 2024Observed: 8.39 ft at 1:00AM Apr 11, 2024Observed: 8.43 ft at 1:30AM Apr 11, 2024Observed: 8.47 ft at 2:00AM Apr 11, 2024Observed: 8.52 ft at 2:30AM Apr 11, 2024Observed: 8.56 ft at 3:00AM Apr 11, 2024Observed: 8.61 ft at 3:30AM Apr 11, 2024Observed: 8.68 ft at 4:00AM Apr 11, 2024Observed: 8.74 ft at 4:30AM Apr 11, 2024Observed: 8.81 ft at 5:00AM Apr 11, 2024Observed: 8.89 ft at 5:30AM Apr 11, 2024Observed: 8.98 ft at 6:00AM Apr 11, 2024Observed: 9.1 ft at 6:30AM Apr 11, 2024Observed: 9.24 ft at 7:00AM Apr 11, 2024Observed: 9.48 ft at 7:30AM Apr 11, 2024Observed: 9.71 ft at 8:00AM Apr 11, 2024Observed: 10.02 ft at 8:30AM Apr 11, 2024Observed: 10.46 ft at 9:00AM Apr 11, 2024Observed: 10.97 ft at 9:30AM Apr 11, 2024Observed: 11.52 ft at 10:00AM Apr 11, 2024Observed: 12.08 ft at 10:30AM Apr 11, 2024Observed: 12.64 ft at 11:00AM Apr 11, 2024Observed: 13.15 ft at 11:30AM Apr 11, 2024Observed: 13.61 ft at 12:00PM Apr 11, 2024Observed: 14.04 ft at 12:30PM Apr 11, 2024Observed: 14.41 ft at 1:00PM Apr 11, 2024Observed: 14.71 ft at 1:30PM Apr 11, 2024Observed: 15.04 ft at 2:00PM Apr 11, 2024Observed: 15.31 ft at 2:30PM Apr 11, 2024Observed: 15.56 ft at 3:00PM Apr 11, 2024Observed: 15.79 ft at 3:30PM Apr 11, 2024Observed: 16.03 ft at 4:00PM Apr 11, 2024Observed: 16.21 ft at 4:30PM Apr 11, 2024Observed: 16.4 ft at 5:00PM Apr 11, 2024Observed: 16.57 ft at 5:30PM Apr 11, 2024Observed: 17.14 ft at 7:00PM Apr 11, 2024Observed: 17.31 ft at 7:30PM Apr 11, 2024Observed: 17.5 ft at 8:00PM Apr 11, 2024Observed: 17.69 ft at 8:30PM Apr 11, 2024Observed: 17.88 ft at 9:00PM Apr 11, 2024Observed: 18.08 ft at 9:30PM Apr 11, 2024Observed: 18.27 ft at 10:00PM Apr 11, 2024Observed: 18.46 ft at 10:30PM Apr 11, 2024Observed: 18.66 ft at 11:00PM Apr 11, 2024Observed: 18.85 ft at 11:30PM Apr 11, 2024Observed: 19.02 ft at 12:00AM Apr 12, 2024Observed: 19.19 ft at 12:30AM Apr 12, 2024Observed: 19.39 ft at 1:00AM Apr 12, 2024Observed: 19.53 ft at 1:30AM Apr 12, 2024Observed: 19.7 ft at 2:00AM Apr 12, 2024Observed: 19.83 ft at 2:30AM Apr 12, 2024Observed: 19.97 ft at 3:00AM Apr 12, 2024Observed: 20.12 ft at 3:30AM Apr 12, 2024Observed: 20.27 ft at 4:00AM Apr 12, 2024Observed: 20.38 ft at 4:30AM Apr 12, 2024Observed: 20.52 ft at 5:00AM Apr 12, 2024Observed: 20.62 ft at 5:30AM Apr 12, 2024Observed: 20.75 ft at 6:00AM Apr 12, 2024Observed: 20.81 ft at 6:30AM Apr 12, 2024Observed: 20.94 ft at 7:00AM Apr 12, 2024Observed: 20.97 ft at 7:30AM Apr 12, 2024Observed: 21.08 ft at 8:00AM Apr 12, 2024Observed: 21.15 ft at 8:30AM Apr 12, 2024Observed: 21.24 ft at 9:00AM Apr 12, 2024Observed: 21.27 ft at 9:30AM Apr 12, 2024Observed: 21.35 ft at 10:00AM Apr 12, 2024Observed: 21.38 ft at 10:30AM Apr 12, 2024Observed: 21.45 ft at 11:00AM Apr 12, 2024Observed: 21.5 ft at 11:30AM Apr 12, 2024Observed: 21.53 ft at 12:00PM Apr 12, 2024Observed: 21.57 ft at 12:30PM Apr 12, 2024Observed: 21.6 ft at 1:00PM Apr 12, 2024Observed: 21.62 ft at 1:30PM Apr 12, 2024Observed: 21.67 ft at 2:00PM Apr 12, 2024Observed: 21.68 ft at 2:30PM Apr 12, 2024Observed: 21.73 ft at 3:00PM Apr 12, 2024Observed: 21.7 ft at 3:30PM Apr 12, 2024Observed: 21.7 ft at 4:00PM Apr 12, 2024Observed: 21.75 ft at 4:30PM Apr 12, 2024Observed: 21.76 ft at 5:00PM Apr 12, 2024Observed: 21.76 ft at 5:30PM Apr 12, 2024Highest Observation: 21.82 ft at 6:00PM Apr 12, 2024Observed: 21.77 ft at 6:30PM Apr 12, 2024Observed: 21.77 ft at 7:00PM Apr 12, 2024Observed: 21.79 ft at 7:30PM Apr 12, 2024Observed: 21.78 ft at 8:00PM Apr 12, 2024Observed: 21.79 ft at 8:30PM Apr 12, 2024Observed: 21.78 ft at 9:00PM Apr 12, 2024Observed: 21.77 ft at 9:30PM Apr 12, 2024Observed: 21.77 ft at 10:00PM Apr 12, 2024Observed: 21.79 ft at 10:30PM Apr 12, 2024Observed: 21.79 ft at 11:00PM Apr 12, 2024Observed: 21.7 ft at 11:30PM Apr 12, 2024Observed: 21.76 ft at 12:00AM Apr 13, 2024Observed: 21.73 ft at 12:30AM Apr 13, 2024Observed: 21.71 ft at 1:00AM Apr 13, 2024Observed: 21.7 ft at 1:30AM Apr 13, 2024Observed: 21.69 ft at 2:00AM Apr 13, 2024Observed: 21.66 ft at 2:30AM Apr 13, 2024Observed: 21.65 ft at 3:00AM Apr 13, 2024Observed: 21.69 ft at 3:30AM Apr 13, 2024Observed: 21.73 ft at 4:00AM Apr 13, 2024Observed: 21.6 ft at 4:30AM Apr 13, 2024Observed: 21.61 ft at 5:00AM Apr 13, 2024Observed: 21.58 ft at 5:30AM Apr 13, 2024Observed: 21.54 ft at 6:00AM Apr 13, 2024Observed: 21.57 ft at 6:30AM Apr 13, 2024Observed: 21.54 ft at 7:00AM Apr 13, 2024Observed: 21.5 ft at 7:30AM Apr 13, 2024Observed: 21.47 ft at 8:00AM Apr 13, 2024Observed: 21.48 ft at 8:30AM Apr 13, 2024Observed: 21.46 ft at 9:00AM Apr 13, 2024Observed: 21.4 ft at 9:30AM Apr 13, 2024Observed: 21.43 ft at 10:00AM Apr 13, 2024Observed: 21.45 ft at 10:30AM Apr 13, 2024Observed: 21.42 ft at 11:00AM Apr 13, 2024Observed: 21.33 ft at 11:30AM Apr 13, 2024Observed: 21.32 ft at 12:00PM Apr 13, 2024Observed: 21.27 ft at 12:30PM Apr 13, 2024Observed: 21.24 ft at 1:00PM Apr 13, 2024Observed: 21.23 ft at 1:30PM Apr 13, 2024Observed: 21.25 ft at 2:00PM Apr 13, 2024Observed: 21.18 ft at 2:30PM Apr 13, 2024Observed: 21.17 ft at 3:00PM Apr 13, 2024Observed: 21.15 ft at 3:30PM Apr 13, 2024Observed: 21.13 ft at 4:00PM Apr 13, 2024Observed: 21.1 ft at 4:30PM Apr 13, 2024Observed: 21.08 ft at 5:00PM Apr 13, 2024Observed: 21.04 ft at 5:30PM Apr 13, 2024Observed: 21 ft at 6:00PM Apr 13, 2024Observed: 21.01 ft at 6:30PM Apr 13, 2024Observed: 20.99 ft at 7:00PM Apr 13, 2024Observed: 20.93 ft at 7:30PM Apr 13, 2024Observed: 20.89 ft at 8:00PM Apr 13, 2024Observed: 20.92 ft at 8:30PM Apr 13, 2024Observed: 20.87 ft at 9:00PM Apr 13, 2024Observed: 20.85 ft at 9:30PM Apr 13, 2024Observed: 20.82 ft at 10:00PM Apr 13, 2024Observed: 20.79 ft at 10:30PM Apr 13, 2024Observed: 20.8 ft at 11:00PM Apr 13, 2024Observed: 20.73 ft at 11:30PM Apr 13, 2024Observed: 20.76 ft at 12:00AM Apr 14, 2024Observed: 20.68 ft at 12:30AM Apr 14, 2024Observed: 20.68 ft at 1:00AM Apr 14, 2024Observed: 20.66 ft at 1:30AM Apr 14, 2024Observed: 20.62 ft at 2:00AM Apr 14, 2024Observed: 20.59 ft at 2:30AM Apr 14, 2024Observed: 20.57 ft at 3:00AM Apr 14, 2024Observed: 20.54 ft at 3:30AM Apr 14, 2024Observed: 20.5 ft at 4:00AM Apr 14, 2024Observed: 20.5 ft at 4:30AM Apr 14, 2024Observed: 20.46 ft at 5:00AM Apr 14, 2024Observed: 20.45 ft at 5:30AM Apr 14, 2024Observed: 20.42 ft at 6:00AM Apr 14, 2024Observed: 20.39 ft at 6:30AM Apr 14, 2024Observed: 20.37 ft at 7:00AM Apr 14, 2024Observed: 20.34 ft at 7:30AM Apr 14, 2024Observed: 20.29 ft at 8:00AM Apr 14, 2024Observed: 20.28 ft at 8:30AM Apr 14, 2024Observed: 20.26 ft at 9:00AM Apr 14, 2024Observed: 20.19 ft at 9:30AM Apr 14, 2024Observed: 20.2 ft at 10:00AM Apr 14, 2024Observed: 20.12 ft at 10:30AM Apr 14, 2024Observed: 20.11 ft at 11:00AM Apr 14, 2024Observed: 20.05 ft at 11:30AM Apr 14, 2024Observed: 20.02 ft at 12:00PM Apr 14, 2024Observed: 19.97 ft at 12:30PM Apr 14, 2024Observed: 19.88 ft at 1:00PM Apr 14, 2024Observed: 19.87 ft at 1:30PM Apr 14, 2024Observed: 19.84 ft at 2:00PM Apr 14, 2024Observed: 19.74 ft at 2:30PM Apr 14, 2024Observed: 19.66 ft at 3:00PM Apr 14, 2024Observed: 19.6 ft at 3:30PM Apr 14, 2024Observed: 19.55 ft at 4:00PM Apr 14, 2024Observed: 19.49 ft at 4:30PM Apr 14, 2024Observed: 19.41 ft at 5:00PM Apr 14, 2024Observed: 19.36 ft at 5:30PM Apr 14, 2024Observed: 19.23 ft at 6:00PM Apr 14, 2024Observed: 19.15 ft at 6:30PM Apr 14, 2024Observed: 19.05 ft at 7:00PM Apr 14, 2024Observed: 18.94 ft at 7:30PM Apr 14, 2024Observed: 18.86 ft at 8:00PM Apr 14, 2024Observed: 18.73 ft at 8:30PM Apr 14, 2024Observed: 18.63 ft at 9:00PM Apr 14, 2024Observed: 18.53 ft at 9:30PM Apr 14, 2024Observed: 18.42 ft at 10:00PM Apr 14, 2024Observed: 18.28 ft at 10:30PM Apr 14, 2024Observed: 18.21 ft at 11:00PM Apr 14, 2024Observed: 18.06 ft at 11:30PM Apr 14, 2024Observed: 17.46 ft at 2:00AM Apr 15, 2024Observed: 17.33 ft at 2:30AM Apr 15, 2024Observed: 17.22 ft at 3:00AM Apr 15, 2024Observed: 17.1 ft at 3:30AM Apr 15, 2024Observed: 16.98 ft at 4:00AM Apr 15, 2024Observed: 16.81 ft at 4:30AM Apr 15, 2024Observed: 16.7 ft at 5:00AM Apr 15, 2024Observed: 16.56 ft at 5:30AM Apr 15, 2024Observed: 16.45 ft at 6:00AM Apr 15, 2024Observed: 16.34 ft at 6:30AM Apr 15, 2024Observed: 16.22 ft at 7:00AM Apr 15, 2024Observed: 16.1 ft at 7:30AM Apr 15, 2024Observed: 15.97 ft at 8:00AM Apr 15, 2024Observed: 15.86 ft at 8:30AM Apr 15, 2024Observed: 15.71 ft at 9:00AM Apr 15, 2024Observed: 15.61 ft at 9:30AM Apr 15, 2024Observed: 15.5 ft at 10:00AM Apr 15, 2024Observed: 15.35 ft at 10:30AM Apr 15, 2024Observed: 15.25 ft at 11:00AM Apr 15, 2024Observed: 15.1 ft at 11:30AM Apr 15, 2024Observed: 15.01 ft at 12:00PM Apr 15, 2024Observed: 14.85 ft at 12:30PM Apr 15, 2024Observed: 14.75 ft at 1:00PM Apr 15, 2024Observed: 14.61 ft at 1:30PM Apr 15, 2024Observed: 14.47 ft at 2:00PM Apr 15, 2024Observed: 14.37 ft at 2:30PM Apr 15, 2024Observed: 14.23 ft at 3:00PM Apr 15, 2024Observed: 14.12 ft at 3:30PM Apr 15, 2024Observed: 14.01 ft at 4:00PM Apr 15, 2024Observed: 13.88 ft at 4:30PM Apr 15, 2024Observed: 13.76 ft at 5:00PM Apr 15, 2024Observed: 13.64 ft at 5:30PM Apr 15, 2024Observed: 13.56 ft at 6:00PM Apr 15, 2024Observed: 13.43 ft at 6:30PM Apr 15, 2024Observed: 13.3 ft at 7:00PM Apr 15, 2024Observed: 13.21 ft at 7:30PM Apr 15, 2024Observed: 13.1 ft at 8:00PM Apr 15, 2024Observed: 12.96 ft at 8:30PM Apr 15, 2024Observed: 12.89 ft at 9:00PM Apr 15, 2024Observed: 12.78 ft at 9:30PM Apr 15, 2024Observed: 12.68 ft at 10:00PM Apr 15, 2024Observed: 12.55 ft at 10:30PM Apr 15, 2024Observed: 12.48 ft at 11:00PM Apr 15, 2024Observed: 12.36 ft at 11:30PM Apr 15, 2024Observed: 12.25 ft at 12:00AM Apr 16, 2024Observed: 12.16 ft at 12:30AM Apr 16, 2024Observed: 12.07 ft at 1:00AM Apr 16, 2024Observed: 11.96 ft at 1:30AM Apr 16, 2024Observed: 11.86 ft at 2:00AM Apr 16, 2024Observed: 11.72 ft at 2:30AM Apr 16, 2024Observed: 11.61 ft at 3:00AM Apr 16, 2024Observed: 11.54 ft at 3:30AM Apr 16, 2024Observed: 11.49 ft at 4:00AM Apr 16, 2024Observed: 11.45 ft at 4:30AM Apr 16, 2024Observed: 11.36 ft at 5:00AM Apr 16, 2024Observed: 11.24 ft at 5:30AM Apr 16, 2024Observed: 11.16 ft at 6:00AM Apr 16, 2024Observed: 11.11 ft at 6:30AM Apr 16, 2024Observed: 10.92 ft at 8:00AM Apr 16, 2024Observed: 10.82 ft at 8:30AM Apr 16, 2024Observed: 10.79 ft at 9:00AM Apr 16, 2024Observed: 10.68 ft at 9:30AM Apr 16, 2024Observed: 10.66 ft at 10:00AM Apr 16, 2024Observed: 10.55 ft at 10:30AM Apr 16, 2024Observed: 10.53 ft at 11:00AM Apr 16, 2024Observed: 10.46 ft at 11:30AM Apr 16, 2024Observed: 10.4 ft at 12:00PM Apr 16, 2024Observed: 10.36 ft at 12:30PM Apr 16, 2024Observed: 10.3 ft at 1:00PM Apr 16, 2024Observed: 10.29 ft at 1:30PM Apr 16, 2024Observed: 10.17 ft at 2:00PM Apr 16, 2024Observed: 10.15 ft at 2:30PM Apr 16, 2024Observed: 10.08 ft at 3:00PM Apr 16, 2024Observed: 10.06 ft at 3:30PM Apr 16, 2024Forecast: 10 ft 8:00PM Apr 16, 2024Forecast: 9.6 ft 2:00AM Apr 17, 2024Forecast: 9.3 ft 8:00AM Apr 17, 2024Forecast: 9.1 ft 2:00PM Apr 17, 2024Forecast: 9.3 ft 8:00PM Apr 17, 2024Forecast: 10.7 ft 2:00AM Apr 18, 2024Forecast: 11.9 ft 8:00AM Apr 18, 2024Forecast: 12.5 ft 2:00PM Apr 18, 2024Forecast: 12.6 ft 8:00PM Apr 18, 2024Forecast: 12.8 ft 2:00AM Apr 19, 2024Forecast: 13.1 ft 8:00AM Apr 19, 2024Highest Forecast: 13.4 ft 2:00PM Apr 19, 2024Highest Forecast: 13.4 ft 8:00PM Apr 19, 2024Forecast: 13.2 ft 2:00AM Apr 20, 2024Forecast: 12.8 ft 8:00AM Apr 20, 2024Forecast: 12.4 ft 2:00PM Apr 20, 2024Forecast: 11.9 ft 8:00PM Apr 20, 2024Forecast: 11.4 ft 2:00AM Apr 21, 2024Forecast: 11 ft 8:00AM Apr 21, 2024Jump to USGS siteOTTO1(plotting HGIRG) Graph Created (4:08PM Apr 16, 2024)ObservedForecast (issued 9:29AM Apr 16)Latest observed value: 10.06 ft at 3:30 PM EDT 16-Apr-2024. Flood Stage is 23 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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Datum: NAVD88
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: Forecasts for the Blanchard River at Ottawa are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Defiance
Flood Categories (in feet)
Major Flood Stage: 30
Moderate Flood Stage: 27
Flood Stage: 23
Action Stage: 20
Low Stage (in feet): -9999

Historic Crests
(1) 33.30 ft on 03/25/1913
(2) 31.40 ft on 08/23/2007
(3) 29.75 ft on 06/15/1981
(4) 29.72 ft on 02/11/1959
(5) 29.29 ft on 02/07/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 23.80 ft on 05/11/2021 (P)
(2) 25.17 ft on 05/20/2020
(3) 25.32 ft on 04/27/2019
(4) 22.23 ft on 02/22/2018
(5) 27.55 ft on 07/15/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -2.37 ft on 01/15/1979
(2) -1.50 ft on 02/19/1980
(3) 4.39 ft on 08/28/2020
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
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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.
Flood Impacts & Photos Collapse
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29 Widespread major flooding occurs throughout downtown Ottawa.
27 Flooding worsens on the south side of Ottawa, with water on several roads. Flooding also begins in other areas of Ottawa.
26.6 Flood water begins to hit the bottom of the bridge at the gage site.
25 Flooding begins along south Walnut and west Second Streets on the south side of Ottawa.
23 Lowland flooding occurs mainly in south Ottawa. Flood water also gets into low farmlands.
Photos
(1) Upstream view from gauge site
(2) Downstream view from gauge site
About This Location Collapse

Latitude: 41.017000° N, Longitude: 84.046900° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 23 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 698.43 ft 721.43 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:
Additional Information Collapse
Per USGS record: All periods of record that are estimated are rated poor. All other periods are rated as follows: For the period Oct. 1, 2014 to Feb. 10, 2016, records good. Feb. 11, 2016 to Dec. 22, 2016 discharge records are good. Dec. 23, 2016 to Feb. 14, 2017 discharge records are fair. Feb. 15, 2017 to May 29, 2017 discharge records are good. May 30, 2017 to Nov. 14, 2017 discharge records are fair. Nov. 15, 2017 to Oct. 30, 2018 discharge records are fair, except for discharges between 700 cfs. and 5900 cfs. which are poor. Gauge zero transitioned from 699 NGVD29 to 698.43 NAVD88 on Oct 1, 2009. Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 10 Day (NAEFS) River Forecast VS. River Potential
HEFS Ensemble NAEFS Ensemble Outlook vs. Forecast

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.
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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
Northern Indiana Weather Forecast Office
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Syracuse, IN 46567
(574) 834-1104
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