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Hydrograph River at a Glance Download
Mississippi River at Illinois City Tailwater (ft)Flow (kcfs)Observed: 8.5 ft at 5:20PM Apr 09, 2021Observed: 8.5 ft at 5:30PM Apr 09, 2021Observed: 8.51 ft at 5:40PM Apr 09, 2021Observed: 8.5 ft at 5:50PM Apr 09, 2021Observed: 8.5 ft at 6:00PM Apr 09, 2021Observed: 8.5 ft at 6:10PM Apr 09, 2021Observed: 8.49 ft at 6:20PM Apr 09, 2021Observed: 8.49 ft at 6:30PM Apr 09, 2021Observed: 8.5 ft at 6:40PM Apr 09, 2021Observed: 8.49 ft at 6:50PM Apr 09, 2021Observed: 8.5 ft at 7:00PM Apr 09, 2021Observed: 8.5 ft at 7:10PM Apr 09, 2021Observed: 8.5 ft at 7:20PM Apr 09, 2021Observed: 8.51 ft at 7:30PM Apr 09, 2021Observed: 8.5 ft at 7:40PM Apr 09, 2021Observed: 8.51 ft at 7:50PM Apr 09, 2021Observed: 8.51 ft at 8:00PM Apr 09, 2021Observed: 8.51 ft at 8:10PM Apr 09, 2021Observed: 8.51 ft at 8:20PM Apr 09, 2021Observed: 8.51 ft at 8:30PM Apr 09, 2021Observed: 8.51 ft at 8:40PM Apr 09, 2021Observed: 8.5 ft at 8:50PM Apr 09, 2021Observed: 8.51 ft at 9:00PM Apr 09, 2021Observed: 8.5 ft at 9:10PM Apr 09, 2021Observed: 8.51 ft at 9:20PM Apr 09, 2021Observed: 8.5 ft at 9:30PM Apr 09, 2021Observed: 8.51 ft at 9:40PM Apr 09, 2021Observed: 8.5 ft at 9:50PM Apr 09, 2021Observed: 8.5 ft at 10:00PM Apr 09, 2021Observed: 8.5 ft at 10:10PM Apr 09, 2021Observed: 8.51 ft at 10:20PM Apr 09, 2021Observed: 8.48 ft at 10:30PM Apr 09, 2021Observed: 8.49 ft at 10:40PM Apr 09, 2021Observed: 8.5 ft at 10:50PM Apr 09, 2021Observed: 8.39 ft at 11:00PM Apr 09, 2021Observed: 8.51 ft at 11:10PM Apr 09, 2021Observed: 8.49 ft at 11:20PM Apr 09, 2021Observed: 8.49 ft at 11:30PM Apr 09, 2021Observed: 8.49 ft at 11:40PM Apr 09, 2021Observed: 8.49 ft at 11:50PM Apr 09, 2021Observed: 8.54 ft at 12:00AM Apr 10, 2021Observed: 8.5 ft at 12:10AM Apr 10, 2021Observed: 8.48 ft at 12:20AM Apr 10, 2021Observed: 8.5 ft at 12:30AM Apr 10, 2021Observed: 8.49 ft at 12:40AM Apr 10, 2021Observed: 8.49 ft at 12:50AM Apr 10, 2021Observed: 8.53 ft at 1:00AM Apr 10, 2021Observed: 8.47 ft at 1:10AM Apr 10, 2021Observed: 8.5 ft at 1:20AM Apr 10, 2021Observed: 8.49 ft at 1:30AM Apr 10, 2021Observed: 8.49 ft at 1:40AM Apr 10, 2021Observed: 8.47 ft at 1:50AM Apr 10, 2021Observed: 8.48 ft at 2:00AM Apr 10, 2021Observed: 8.47 ft at 2:10AM Apr 10, 2021Observed: 8.48 ft at 2:20AM Apr 10, 2021Observed: 8.5 ft at 2:30AM Apr 10, 2021Observed: 8.49 ft at 2:40AM Apr 10, 2021Observed: 8.51 ft at 2:50AM Apr 10, 2021Observed: 8.48 ft at 3:00AM Apr 10, 2021Observed: 8.52 ft at 3:10AM Apr 10, 2021Observed: 8.47 ft at 3:20AM Apr 10, 2021Observed: 8.47 ft at 3:30AM Apr 10, 2021Observed: 8.5 ft at 3:40AM Apr 10, 2021Observed: 8.47 ft at 3:50AM Apr 10, 2021Observed: 8.47 ft at 4:00AM Apr 10, 2021Observed: 8.48 ft at 4:10AM Apr 10, 2021Observed: 8.49 ft at 4:20AM Apr 10, 2021Observed: 8.48 ft at 4:30AM Apr 10, 2021Observed: 8.47 ft at 4:40AM Apr 10, 2021Observed: 8.48 ft at 4:50AM Apr 10, 2021Observed: 8.47 ft at 5:00AM Apr 10, 2021Observed: 8.48 ft at 5:10AM Apr 10, 2021Observed: 8.48 ft at 5:20AM Apr 10, 2021Observed: 8.49 ft at 5:30AM Apr 10, 2021Observed: 8.46 ft at 5:40AM Apr 10, 2021Observed: 8.47 ft at 5:50AM Apr 10, 2021Observed: 8.46 ft at 6:00AM Apr 10, 2021Observed: 8.45 ft at 6:10AM Apr 10, 2021Observed: 8.46 ft at 6:20AM Apr 10, 2021Observed: 8.49 ft at 6:30AM Apr 10, 2021Observed: 8.46 ft at 6:40AM Apr 10, 2021Observed: 8.47 ft at 6:50AM Apr 10, 2021Observed: 8.47 ft at 7:00AM Apr 10, 2021Observed: 8.45 ft at 7:10AM Apr 10, 2021Observed: 8.44 ft at 7:20AM Apr 10, 2021Observed: 8.42 ft at 7:30AM Apr 10, 2021Observed: 8.44 ft at 7:40AM Apr 10, 2021Observed: 8.44 ft at 7:50AM Apr 10, 2021Observed: 8.45 ft at 8:00AM Apr 10, 2021Observed: 8.46 ft at 8:10AM Apr 10, 2021Observed: 8.46 ft at 8:20AM Apr 10, 2021Observed: 8.45 ft at 8:30AM Apr 10, 2021Observed: 8.46 ft at 8:40AM Apr 10, 2021Observed: 8.46 ft at 8:50AM Apr 10, 2021Observed: 8.46 ft at 9:00AM Apr 10, 2021Observed: 8.45 ft at 9:10AM Apr 10, 2021Observed: 8.46 ft at 9:20AM Apr 10, 2021Observed: 8.46 ft at 9:30AM Apr 10, 2021Observed: 8.46 ft at 9:40AM Apr 10, 2021Observed: 8.46 ft at 9:50AM Apr 10, 2021Observed: 8.47 ft at 10:00AM Apr 10, 2021Observed: 8.48 ft at 10:10AM Apr 10, 2021Observed: 8.47 ft at 10:20AM Apr 10, 2021Observed: 8.48 ft at 10:30AM Apr 10, 2021Observed: 8.48 ft at 10:40AM Apr 10, 2021Observed: 8.48 ft at 10:50AM Apr 10, 2021Observed: 8.48 ft at 11:00AM Apr 10, 2021Observed: 8.48 ft at 11:10AM Apr 10, 2021Observed: 8.48 ft at 11:20AM Apr 10, 2021Observed: 8.48 ft at 11:30AM Apr 10, 2021Observed: 8.49 ft at 11:40AM Apr 10, 2021Observed: 8.49 ft at 11:50AM Apr 10, 2021Observed: 8.48 ft at 12:00PM Apr 10, 2021Observed: 8.48 ft at 12:10PM Apr 10, 2021Observed: 8.49 ft at 12:20PM Apr 10, 2021Observed: 8.49 ft at 12:30PM Apr 10, 2021Observed: 8.51 ft at 12:40PM Apr 10, 2021Observed: 8.51 ft at 12:50PM Apr 10, 2021Observed: 8.54 ft at 1:00PM Apr 10, 2021Observed: 8.53 ft at 1:10PM Apr 10, 2021Observed: 8.52 ft at 1:20PM Apr 10, 2021Observed: 8.53 ft at 1:30PM Apr 10, 2021Observed: 8.52 ft at 1:40PM Apr 10, 2021Observed: 8.52 ft at 1:50PM Apr 10, 2021Observed: 8.53 ft at 2:00PM Apr 10, 2021Observed: 8.55 ft at 2:10PM Apr 10, 2021Observed: 8.58 ft at 2:20PM Apr 10, 2021Observed: 8.71 ft at 2:30PM Apr 10, 2021Observed: 8.73 ft at 2:40PM Apr 10, 2021Observed: 8.75 ft at 2:50PM Apr 10, 2021Observed: 8.76 ft at 3:00PM Apr 10, 2021Observed: 8.77 ft at 3:10PM Apr 10, 2021Observed: 8.77 ft at 3:20PM Apr 10, 2021Observed: 8.79 ft at 3:30PM Apr 10, 2021Observed: 8.78 ft at 3:40PM Apr 10, 2021Observed: 8.8 ft at 3:50PM Apr 10, 2021Observed: 8.8 ft at 4:00PM Apr 10, 2021Observed: 8.82 ft at 4:10PM Apr 10, 2021Observed: 8.82 ft at 4:20PM Apr 10, 2021Observed: 8.82 ft at 4:30PM Apr 10, 2021Observed: 8.8 ft at 4:40PM Apr 10, 2021Observed: 8.8 ft at 4:50PM Apr 10, 2021Observed: 8.83 ft at 5:00PM Apr 10, 2021Observed: 8.88 ft at 5:10PM Apr 10, 2021Observed: 8.87 ft at 5:20PM Apr 10, 2021Observed: 8.9 ft at 5:30PM Apr 10, 2021Observed: 8.92 ft at 5:40PM Apr 10, 2021Observed: 8.93 ft at 5:50PM Apr 10, 2021Observed: 8.94 ft at 6:00PM Apr 10, 2021Observed: 8.94 ft at 6:10PM Apr 10, 2021Observed: 8.96 ft at 6:20PM Apr 10, 2021Observed: 8.96 ft at 6:30PM Apr 10, 2021Observed: 9 ft at 6:40PM Apr 10, 2021Observed: 9.01 ft at 6:50PM Apr 10, 2021Observed: 9.04 ft at 7:00PM Apr 10, 2021Observed: 9.04 ft at 7:10PM Apr 10, 2021Observed: 9.04 ft at 7:20PM Apr 10, 2021Observed: 9.06 ft at 7:30PM Apr 10, 2021Observed: 9.07 ft at 7:40PM Apr 10, 2021Observed: 9.08 ft at 7:50PM Apr 10, 2021Observed: 9.08 ft at 8:00PM Apr 10, 2021Observed: 9.12 ft at 8:10PM Apr 10, 2021Observed: 9.13 ft at 8:20PM Apr 10, 2021Observed: 9.13 ft at 8:30PM Apr 10, 2021Observed: 9.26 ft at 8:40PM Apr 10, 2021Observed: 9.44 ft at 8:50PM Apr 10, 2021Observed: 9.46 ft at 9:00PM Apr 10, 2021Observed: 9.47 ft at 9:10PM Apr 10, 2021Observed: 9.48 ft at 9:20PM Apr 10, 2021Observed: 9.48 ft at 9:30PM Apr 10, 2021Observed: 9.51 ft at 9:40PM Apr 10, 2021Observed: 9.52 ft at 9:50PM Apr 10, 2021Observed: 9.52 ft at 10:00PM Apr 10, 2021Observed: 9.54 ft at 10:10PM Apr 10, 2021Observed: 9.53 ft at 10:20PM Apr 10, 2021Observed: 9.54 ft at 10:30PM Apr 10, 2021Observed: 9.55 ft at 10:40PM Apr 10, 2021Observed: 9.56 ft at 10:50PM Apr 10, 2021Observed: 9.56 ft at 11:00PM Apr 10, 2021Observed: 9.59 ft at 11:10PM Apr 10, 2021Observed: 9.61 ft at 11:20PM Apr 10, 2021Observed: 9.6 ft at 11:30PM Apr 10, 2021Observed: 9.61 ft at 11:40PM Apr 10, 2021Observed: 9.62 ft at 11:50PM Apr 10, 2021Observed: 9.64 ft at 12:00AM Apr 11, 2021Observed: 9.64 ft at 12:10AM Apr 11, 2021Observed: 9.66 ft at 12:20AM Apr 11, 2021Observed: 9.65 ft at 12:30AM Apr 11, 2021Observed: 9.67 ft at 12:40AM Apr 11, 2021Observed: 9.68 ft at 12:50AM Apr 11, 2021Observed: 9.69 ft at 1:00AM Apr 11, 2021Observed: 9.71 ft at 1:10AM Apr 11, 2021Observed: 9.72 ft at 1:20AM Apr 11, 2021Observed: 9.73 ft at 1:30AM Apr 11, 2021Observed: 9.74 ft at 1:40AM Apr 11, 2021Observed: 9.73 ft at 1:50AM Apr 11, 2021Observed: 9.75 ft at 2:00AM Apr 11, 2021Observed: 9.75 ft at 2:10AM Apr 11, 2021Observed: 9.76 ft at 2:20AM Apr 11, 2021Observed: 9.78 ft at 2:30AM Apr 11, 2021Observed: 9.79 ft at 2:40AM Apr 11, 2021Observed: 9.79 ft at 2:50AM Apr 11, 2021Observed: 9.82 ft at 3:00AM Apr 11, 2021Observed: 9.81 ft at 3:10AM Apr 11, 2021Observed: 9.82 ft at 3:20AM Apr 11, 2021Observed: 9.8 ft at 3:30AM Apr 11, 2021Observed: 9.87 ft at 3:40AM Apr 11, 2021Observed: 9.87 ft at 3:50AM Apr 11, 2021Observed: 9.87 ft at 4:00AM Apr 11, 2021Observed: 9.89 ft at 4:10AM Apr 11, 2021Observed: 9.89 ft at 4:20AM Apr 11, 2021Observed: 9.91 ft at 4:30AM Apr 11, 2021Observed: 9.91 ft at 4:40AM Apr 11, 2021Observed: 9.93 ft at 4:50AM Apr 11, 2021Observed: 9.94 ft at 5:00AM Apr 11, 2021Observed: 9.97 ft at 5:10AM Apr 11, 2021Observed: 9.95 ft at 5:20AM Apr 11, 2021Observed: 9.97 ft at 5:30AM Apr 11, 2021Observed: 9.98 ft at 5:40AM Apr 11, 2021Observed: 9.99 ft at 5:50AM Apr 11, 2021Observed: 10 ft at 6:00AM Apr 11, 2021Observed: 10.02 ft at 6:10AM Apr 11, 2021Observed: 10.02 ft at 6:20AM Apr 11, 2021Observed: 10.03 ft at 6:30AM Apr 11, 2021Observed: 10.04 ft at 6:40AM Apr 11, 2021Observed: 10.05 ft at 6:50AM Apr 11, 2021Observed: 10.08 ft at 7:00AM Apr 11, 2021Observed: 10.03 ft at 7:10AM Apr 11, 2021Observed: 10.08 ft at 7:20AM Apr 11, 2021Observed: 10.09 ft at 7:30AM Apr 11, 2021Observed: 10.09 ft at 7:40AM Apr 11, 2021Observed: 10.09 ft at 7:50AM Apr 11, 2021Observed: 10.04 ft at 8:00AM Apr 11, 2021Observed: 10.11 ft at 8:10AM Apr 11, 2021Observed: 10.17 ft at 8:20AM Apr 11, 2021Observed: 10.21 ft at 8:30AM Apr 11, 2021Observed: 10.28 ft at 8:40AM Apr 11, 2021Observed: 10.29 ft at 8:50AM Apr 11, 2021Observed: 10.27 ft at 9:00AM Apr 11, 2021Observed: 10.33 ft at 9:10AM Apr 11, 2021Observed: 10.31 ft at 9:20AM Apr 11, 2021Observed: 10.31 ft at 9:30AM Apr 11, 2021Observed: 10.3 ft at 9:40AM Apr 11, 2021Observed: 10.33 ft at 9:50AM Apr 11, 2021Observed: 10.28 ft at 10:00AM Apr 11, 2021Observed: 10.31 ft at 10:10AM Apr 11, 2021Observed: 10.34 ft at 10:20AM Apr 11, 2021Observed: 10.38 ft at 10:30AM Apr 11, 2021Observed: 10.38 ft at 10:40AM Apr 11, 2021Observed: 10.38 ft at 10:50AM Apr 11, 2021Observed: 10.39 ft at 11:00AM Apr 11, 2021Observed: 10.37 ft at 11:10AM Apr 11, 2021Observed: 10.38 ft at 11:20AM Apr 11, 2021Observed: 10.37 ft at 11:30AM Apr 11, 2021Observed: 10.38 ft at 11:40AM Apr 11, 2021Observed: 10.37 ft at 11:50AM Apr 11, 2021Observed: 10.4 ft at 12:00PM Apr 11, 2021Observed: 10.38 ft at 12:10PM Apr 11, 2021Observed: 10.37 ft at 12:20PM Apr 11, 2021Observed: 10.38 ft at 12:30PM Apr 11, 2021Observed: 10.39 ft at 12:40PM Apr 11, 2021Observed: 10.4 ft at 12:50PM Apr 11, 2021Observed: 10.42 ft at 1:00PM Apr 11, 2021Observed: 10.32 ft at 1:10PM Apr 11, 2021Observed: 10.39 ft at 1:20PM Apr 11, 2021Observed: 10.42 ft at 1:30PM Apr 11, 2021Observed: 10.42 ft at 1:40PM Apr 11, 2021Observed: 10.37 ft at 1:50PM Apr 11, 2021Observed: 10.42 ft at 2:00PM Apr 11, 2021Observed: 10.42 ft at 2:10PM Apr 11, 2021Observed: 10.41 ft at 2:20PM Apr 11, 2021Observed: 10.42 ft at 2:30PM Apr 11, 2021Observed: 10.43 ft at 2:40PM Apr 11, 2021Observed: 10.44 ft at 2:50PM Apr 11, 2021Observed: 10.44 ft at 3:00PM Apr 11, 2021Observed: 10.43 ft at 3:10PM Apr 11, 2021Observed: 10.43 ft at 3:20PM Apr 11, 2021Observed: 10.44 ft at 3:30PM Apr 11, 2021Observed: 10.44 ft at 3:40PM Apr 11, 2021Observed: 10.45 ft at 3:50PM Apr 11, 2021Observed: 10.46 ft at 4:00PM Apr 11, 2021Observed: 10.46 ft at 4:10PM Apr 11, 2021Observed: 10.49 ft at 4:20PM Apr 11, 2021Observed: 10.5 ft at 4:30PM Apr 11, 2021Observed: 10.48 ft at 4:40PM Apr 11, 2021Observed: 10.48 ft at 4:50PM Apr 11, 2021Observed: 10.5 ft at 5:00PM Apr 11, 2021Observed: 10.5 ft at 5:10PM Apr 11, 2021Observed: 10.5 ft at 5:20PM Apr 11, 2021Observed: 10.51 ft at 5:30PM Apr 11, 2021Observed: 10.5 ft at 5:40PM Apr 11, 2021Observed: 10.52 ft at 5:50PM Apr 11, 2021Observed: 10.51 ft at 6:00PM Apr 11, 2021Observed: 10.49 ft at 6:10PM Apr 11, 2021Observed: 10.53 ft at 6:20PM Apr 11, 2021Observed: 10.53 ft at 6:30PM Apr 11, 2021Observed: 10.55 ft at 7:40PM Apr 11, 2021Observed: 10.56 ft at 7:50PM Apr 11, 2021Observed: 10.56 ft at 8:00PM Apr 11, 2021Observed: 10.55 ft at 8:10PM Apr 11, 2021Observed: 10.56 ft at 8:20PM Apr 11, 2021Observed: 10.58 ft at 8:30PM Apr 11, 2021Observed: 10.57 ft at 8:40PM Apr 11, 2021Observed: 10.58 ft at 8:50PM Apr 11, 2021Observed: 10.57 ft at 9:00PM Apr 11, 2021Observed: 10.56 ft at 9:10PM Apr 11, 2021Observed: 10.6 ft at 9:20PM Apr 11, 2021Observed: 10.59 ft at 9:30PM Apr 11, 2021Observed: 10.59 ft at 9:40PM Apr 11, 2021Observed: 10.6 ft at 9:50PM Apr 11, 2021Observed: 10.61 ft at 10:00PM Apr 11, 2021Observed: 10.59 ft at 10:10PM Apr 11, 2021Observed: 10.6 ft at 10:20PM Apr 11, 2021Observed: 10.6 ft at 10:30PM Apr 11, 2021Observed: 10.61 ft at 10:40PM Apr 11, 2021Observed: 10.62 ft at 10:50PM Apr 11, 2021Observed: 10.6 ft at 11:00PM Apr 11, 2021Observed: 10.61 ft at 11:10PM Apr 11, 2021Observed: 10.62 ft at 11:20PM Apr 11, 2021Observed: 10.63 ft at 11:30PM Apr 11, 2021Observed: 10.63 ft at 11:40PM Apr 11, 2021Observed: 10.63 ft at 11:50PM Apr 11, 2021Observed: 10.64 ft at 12:00AM Apr 12, 2021Observed: 10.64 ft at 12:10AM Apr 12, 2021Observed: 10.66 ft at 12:20AM Apr 12, 2021Observed: 10.62 ft at 12:30AM Apr 12, 2021Observed: 10.65 ft at 12:40AM Apr 12, 2021Observed: 10.65 ft at 12:50AM Apr 12, 2021Observed: 10.65 ft at 1:00AM Apr 12, 2021Observed: 10.64 ft at 1:10AM Apr 12, 2021Observed: 10.65 ft at 1:20AM Apr 12, 2021Observed: 10.61 ft at 1:30AM Apr 12, 2021Observed: 10.67 ft at 1:40AM Apr 12, 2021Observed: 10.66 ft at 1:50AM Apr 12, 2021Observed: 10.68 ft at 2:00AM Apr 12, 2021Observed: 10.67 ft at 2:10AM Apr 12, 2021Observed: 10.67 ft at 2:20AM Apr 12, 2021Highest Observation: 10.71 ft at 2:30AM Apr 12, 2021Highest Observation: 10.71 ft at 2:40AM Apr 12, 2021Observed: 10.68 ft at 2:50AM Apr 12, 2021Observed: 10.65 ft at 3:00AM Apr 12, 2021Observed: 10.7 ft at 3:10AM Apr 12, 2021Observed: 10.68 ft at 3:20AM Apr 12, 2021Observed: 10.69 ft at 3:30AM Apr 12, 2021Observed: 10.68 ft at 3:40AM Apr 12, 2021Observed: 10.67 ft at 3:50AM Apr 12, 2021Observed: 10.67 ft at 4:00AM Apr 12, 2021Observed: 10.66 ft at 4:10AM Apr 12, 2021Observed: 10.67 ft at 4:20AM Apr 12, 2021Observed: 10.66 ft at 4:30AM Apr 12, 2021Observed: 10.65 ft at 4:40AM Apr 12, 2021Observed: 10.67 ft at 4:50AM Apr 12, 2021Observed: 10.65 ft at 5:00AM Apr 12, 2021Observed: 10.68 ft at 5:10AM Apr 12, 2021Observed: 10.66 ft at 5:20AM Apr 12, 2021Observed: 10.68 ft at 5:30AM Apr 12, 2021Observed: 10.64 ft at 5:40AM Apr 12, 2021Observed: 10.67 ft at 5:50AM Apr 12, 2021Observed: 10.66 ft at 6:00AM Apr 12, 2021Observed: 10.66 ft at 6:10AM Apr 12, 2021Observed: 10.67 ft at 6:20AM Apr 12, 2021Observed: 10.66 ft at 6:30AM Apr 12, 2021Observed: 10.67 ft at 6:40AM Apr 12, 2021Observed: 10.66 ft at 6:50AM Apr 12, 2021Observed: 10.65 ft at 7:00AM Apr 12, 2021Observed: 10.67 ft at 7:10AM Apr 12, 2021Observed: 10.64 ft at 7:20AM Apr 12, 2021Observed: 10.65 ft at 7:30AM Apr 12, 2021Observed: 10.66 ft at 7:40AM Apr 12, 2021Observed: 10.64 ft at 7:50AM Apr 12, 2021Observed: 10.62 ft at 8:00AM Apr 12, 2021Observed: 10.64 ft at 8:10AM Apr 12, 2021Observed: 10.67 ft at 8:20AM Apr 12, 2021Observed: 10.65 ft at 8:30AM Apr 12, 2021Observed: 10.65 ft at 8:40AM Apr 12, 2021Observed: 10.64 ft at 8:50AM Apr 12, 2021Observed: 10.65 ft at 9:00AM Apr 12, 2021Observed: 10.68 ft at 9:10AM Apr 12, 2021Observed: 10.58 ft at 9:20AM Apr 12, 2021Observed: 10.64 ft at 9:30AM Apr 12, 2021Observed: 10.63 ft at 9:40AM Apr 12, 2021Observed: 10.65 ft at 9:50AM Apr 12, 2021Observed: 10.64 ft at 10:00AM Apr 12, 2021Observed: 10.63 ft at 10:10AM Apr 12, 2021Observed: 10.63 ft at 10:20AM Apr 12, 2021Observed: 10.64 ft at 10:30AM Apr 12, 2021Observed: 10.63 ft at 10:40AM Apr 12, 2021Observed: 10.63 ft at 10:50AM Apr 12, 2021Observed: 10.63 ft at 11:00AM Apr 12, 2021Observed: 10.62 ft at 11:10AM Apr 12, 2021Observed: 10.63 ft at 11:20AM Apr 12, 2021Observed: 10.61 ft at 11:30AM Apr 12, 2021Observed: 10.63 ft at 11:40AM Apr 12, 2021Observed: 10.61 ft at 11:50AM Apr 12, 2021Observed: 10.61 ft at 12:00PM Apr 12, 2021Observed: 10.61 ft at 12:10PM Apr 12, 2021Observed: 10.63 ft at 12:20PM Apr 12, 2021Observed: 10.63 ft at 12:30PM Apr 12, 2021Observed: 10.62 ft at 12:40PM Apr 12, 2021Observed: 10.62 ft at 12:50PM Apr 12, 2021Observed: 10.6 ft at 1:00PM Apr 12, 2021Observed: 10.61 ft at 1:10PM Apr 12, 2021Observed: 10.62 ft at 1:20PM Apr 12, 2021Observed: 10.62 ft at 1:30PM Apr 12, 2021Observed: 10.59 ft at 1:40PM Apr 12, 2021Observed: 10.61 ft at 1:50PM Apr 12, 2021Observed: 10.6 ft at 2:00PM Apr 12, 2021Observed: 10.61 ft at 2:10PM Apr 12, 2021Observed: 10.6 ft at 2:20PM Apr 12, 2021Observed: 10.61 ft at 2:30PM Apr 12, 2021Observed: 10.6 ft at 2:40PM Apr 12, 2021Observed: 10.59 ft at 2:50PM Apr 12, 2021Observed: 10.6 ft at 3:00PM Apr 12, 2021Observed: 10.58 ft at 3:10PM Apr 12, 2021Observed: 10.59 ft at 3:20PM Apr 12, 2021Observed: 10.62 ft at 3:30PM Apr 12, 2021Observed: 10.59 ft at 3:40PM Apr 12, 2021Observed: 10.59 ft at 3:50PM Apr 12, 2021Observed: 10.6 ft at 4:00PM Apr 12, 2021Observed: 10.6 ft at 4:10PM Apr 12, 2021Observed: 10.61 ft at 4:20PM Apr 12, 2021Observed: 10.6 ft at 4:30PM Apr 12, 2021Highest Forecast: 10.7 ft 7:00PM Apr 12, 2021Highest Forecast: 10.7 ft 1:00AM Apr 13, 2021Highest Forecast: 10.7 ft 7:00AM Apr 13, 2021Highest Forecast: 10.7 ft 1:00PM Apr 13, 2021Highest Forecast: 10.7 ft 7:00PM Apr 13, 2021Forecast: 10.6 ft 1:00AM Apr 14, 2021Forecast: 10.6 ft 7:00AM Apr 14, 2021Forecast: 10.5 ft 1:00PM Apr 14, 2021Forecast: 10.4 ft 7:00PM Apr 14, 2021Forecast: 10.4 ft 1:00AM Apr 15, 2021Forecast: 10.3 ft 7:00AM Apr 15, 2021Forecast: 10.2 ft 1:00PM Apr 15, 2021Forecast: 10.2 ft 7:00PM Apr 15, 2021Forecast: 10.1 ft 1:00AM Apr 16, 2021Forecast: 10 ft 7:00AM Apr 16, 2021Forecast: 10 ft 1:00PM Apr 16, 2021Forecast: 10 ft 7:00PM Apr 16, 2021Forecast: 10 ft 1:00AM Apr 17, 2021Forecast: 10 ft 7:00AM Apr 17, 2021Forecast: 10 ft 1:00PM Apr 17, 2021Forecast: 10 ft 7:00PM Apr 17, 2021Forecast: 10 ft 1:00AM Apr 18, 2021Forecast: 10 ft 7:00AM Apr 18, 2021Forecast: 10 ft 1:00PM Apr 18, 2021Forecast: 10 ft 7:00PM Apr 18, 2021Forecast: 10 ft 1:00AM Apr 19, 2021Forecast: 10 ft 7:00AM Apr 19, 2021U.S. Army Corps of EngineersILNI2(plotting HTIRG) Graph Created (5:18PM Apr 12, 2021)ObservedForecast (issued 10:59AM Apr 12)Latest observed value: 10.6 ft at 4:30 PM CDT 12-Apr-2021. Flood Stage is 15 ft
Printable Image
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 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Mississippi River at Illinois City are issued routinely year-round.

Return to Area Map
Upstream Gauge - above Fairport Upstream Gauge Downstream Gauge Downstream Gauge - at Muscatine
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 16
Flood Stage: 15
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 24.10 ft on 07/09/1993
(2) 23.27 ft on 04/28/1965
(3) 23.23 ft on 05/03/2019
(4) 22.96 ft on 06/17/2008
(5) 22.81 ft on 06/02/2019 (P)
(6) 22.41 ft on 04/25/2001
(7) 22.23 ft on 07/05/2014
(8) 20.83 ft on 04/10/2019 (P)
(9) 20.74 ft on 04/23/2011
(10) 20.30 ft on 04/22/2013
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.81 ft on 06/02/2019 (P)
(2) 23.23 ft on 05/03/2019
(3) 20.83 ft on 04/10/2019 (P)
(4) 17.22 ft on 05/12/2018
(5) 16.76 ft on 06/01/2017
(6) 15.87 ft on 09/30/2016
(7) 15.11 ft on 03/29/2016
(8) 13.52 ft on 06/18/2015
(9) 22.23 ft on 07/05/2014
(10) 20.30 ft on 04/22/2013
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:16
KML Image
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
29 Water reaches the top of the Milan levee.
24.5 Water reaches the top of the Andalusia levee.
22.5 Water affects the entire state park at Fairport and is at the foundations of facilities there.
21.5 Water affects the Post Office and several commercial buildings in Buffalo.
20.5 Water affects Front Street and several homes in Buffalo. Water also affects the fish hatchery at Fairport.
20 Water affects Buffalos Front Street at Franklin and on Iowa Highway 22 west of town. Water affects Illinois Highway 92 west of Andalusia.
19.5 Water affects Buffalos Franklin Street and into some yards from seepage. At Buffalo Shores, water is at the foundations of several homes.
19 Water affects the Clarks Ferry Recreational Area at Montpelier.
18.5 Water floods Andalusias Second Street in the unprotected area. Water is also at the foundations of several homes in Midway Beach.
18 Water affects the state park campground at Fairport.
17 Water affects the Buffalo Shores Access Area. Lock and Dam 16 is closed.
16.98 Lock and Dam 16 is closed.
16 Water affects the park at Andalusia.
13 Water affects residents on Smiths Island.
About This Location Collapse

Latitude: 41.425556° N, Longitude: 91.012778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 533.79 ft 548.79 ft  

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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