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Hydrograph River at a Glance Download
Mississippi River at Illinois City Tailwater (ft)Flow (kcfs)Highest Observation: 10.86 ft at 5:40AM Jun 30, 2020Observed: 10.83 ft at 5:50AM Jun 30, 2020Observed: 10.84 ft at 6:00AM Jun 30, 2020Observed: 10.84 ft at 6:10AM Jun 30, 2020Observed: 10.82 ft at 6:20AM Jun 30, 2020Observed: 10.83 ft at 6:30AM Jun 30, 2020Observed: 10.82 ft at 6:40AM Jun 30, 2020Observed: 10.82 ft at 6:50AM Jun 30, 2020Observed: 10.84 ft at 7:00AM Jun 30, 2020Observed: 10.84 ft at 7:10AM Jun 30, 2020Observed: 10.82 ft at 7:20AM Jun 30, 2020Observed: 10.83 ft at 7:30AM Jun 30, 2020Observed: 10.81 ft at 7:40AM Jun 30, 2020Observed: 10.77 ft at 7:50AM Jun 30, 2020Observed: 10.79 ft at 8:00AM Jun 30, 2020Observed: 10.77 ft at 9:10AM Jun 30, 2020Observed: 10.77 ft at 9:20AM Jun 30, 2020Observed: 10.76 ft at 9:30AM Jun 30, 2020Observed: 10.76 ft at 9:40AM Jun 30, 2020Observed: 10.75 ft at 9:50AM Jun 30, 2020Observed: 10.77 ft at 10:00AM Jun 30, 2020Observed: 10.76 ft at 10:10AM Jun 30, 2020Observed: 10.76 ft at 10:20AM Jun 30, 2020Observed: 10.77 ft at 10:30AM Jun 30, 2020Observed: 10.73 ft at 10:40AM Jun 30, 2020Observed: 10.73 ft at 11:30AM Jun 30, 2020Observed: 10.7 ft at 12:50PM Jun 30, 2020Observed: 10.7 ft at 1:00PM Jun 30, 2020Observed: 10.7 ft at 1:10PM Jun 30, 2020Observed: 10.71 ft at 1:20PM Jun 30, 2020Observed: 10.72 ft at 1:30PM Jun 30, 2020Observed: 10.71 ft at 1:40PM Jun 30, 2020Observed: 10.7 ft at 1:50PM Jun 30, 2020Observed: 10.7 ft at 2:00PM Jun 30, 2020Observed: 10.71 ft at 2:10PM Jun 30, 2020Observed: 10.7 ft at 2:20PM Jun 30, 2020Observed: 10.7 ft at 2:30PM Jun 30, 2020Observed: 10.69 ft at 2:40PM Jun 30, 2020Observed: 10.72 ft at 2:50PM Jun 30, 2020Observed: 10.7 ft at 3:00PM Jun 30, 2020Observed: 10.7 ft at 3:30PM Jun 30, 2020Observed: 10.69 ft at 3:40PM Jun 30, 2020Observed: 10.68 ft at 3:50PM Jun 30, 2020Observed: 10.68 ft at 4:00PM Jun 30, 2020Observed: 10.67 ft at 4:10PM Jun 30, 2020Observed: 10.67 ft at 4:20PM Jun 30, 2020Observed: 10.68 ft at 4:30PM Jun 30, 2020Observed: 10.67 ft at 4:40PM Jun 30, 2020Observed: 10.66 ft at 4:50PM Jun 30, 2020Observed: 10.66 ft at 5:00PM Jun 30, 2020Observed: 10.65 ft at 5:10PM Jun 30, 2020Observed: 10.65 ft at 5:20PM Jun 30, 2020Observed: 10.66 ft at 5:30PM Jun 30, 2020Observed: 10.65 ft at 5:40PM Jun 30, 2020Observed: 10.65 ft at 5:50PM Jun 30, 2020Observed: 10.63 ft at 6:00PM Jun 30, 2020Observed: 10.64 ft at 6:10PM Jun 30, 2020Observed: 10.63 ft at 6:20PM Jun 30, 2020Observed: 10.65 ft at 6:30PM Jun 30, 2020Observed: 10.62 ft at 6:40PM Jun 30, 2020Observed: 10.62 ft at 6:50PM Jun 30, 2020Observed: 10.61 ft at 7:00PM Jun 30, 2020Observed: 10.62 ft at 7:10PM Jun 30, 2020Observed: 10.63 ft at 7:20PM Jun 30, 2020Observed: 10.61 ft at 7:30PM Jun 30, 2020Observed: 10.59 ft at 7:40PM Jun 30, 2020Observed: 10.6 ft at 7:50PM Jun 30, 2020Observed: 10.53 ft at 8:00PM Jun 30, 2020Observed: 10.59 ft at 8:10PM Jun 30, 2020Observed: 10.57 ft at 8:20PM Jun 30, 2020Observed: 10.56 ft at 8:30PM Jun 30, 2020Observed: 10.57 ft at 8:40PM Jun 30, 2020Observed: 10.56 ft at 8:50PM Jun 30, 2020Observed: 10.57 ft at 9:00PM Jun 30, 2020Observed: 10.55 ft at 9:10PM Jun 30, 2020Observed: 10.55 ft at 9:20PM Jun 30, 2020Observed: 10.55 ft at 9:30PM Jun 30, 2020Observed: 10.54 ft at 9:40PM Jun 30, 2020Observed: 10.55 ft at 9:50PM Jun 30, 2020Observed: 10.54 ft at 10:00PM Jun 30, 2020Observed: 10.54 ft at 10:10PM Jun 30, 2020Observed: 10.53 ft at 10:20PM Jun 30, 2020Observed: 10.53 ft at 10:30PM Jun 30, 2020Observed: 10.54 ft at 10:40PM Jun 30, 2020Observed: 10.52 ft at 10:50PM Jun 30, 2020Observed: 10.52 ft at 11:00PM Jun 30, 2020Observed: 10.52 ft at 11:10PM Jun 30, 2020Observed: 10.51 ft at 11:20PM Jun 30, 2020Observed: 10.51 ft at 11:30PM Jun 30, 2020Observed: 10.51 ft at 11:40PM Jun 30, 2020Observed: 10.49 ft at 11:50PM Jun 30, 2020Observed: 10.49 ft at 12:00AM Jul 01, 2020Observed: 10.49 ft at 12:10AM Jul 01, 2020Observed: 10.49 ft at 12:20AM Jul 01, 2020Observed: 10.47 ft at 12:30AM Jul 01, 2020Observed: 10.48 ft at 12:40AM Jul 01, 2020Observed: 10.47 ft at 12:50AM Jul 01, 2020Observed: 10.48 ft at 1:00AM Jul 01, 2020Observed: 10.47 ft at 1:10AM Jul 01, 2020Observed: 10.46 ft at 1:20AM Jul 01, 2020Observed: 10.46 ft at 1:30AM Jul 01, 2020Observed: 10.47 ft at 1:40AM Jul 01, 2020Observed: 10.45 ft at 1:50AM Jul 01, 2020Observed: 10.46 ft at 2:00AM Jul 01, 2020Observed: 10.46 ft at 2:10AM Jul 01, 2020Observed: 10.46 ft at 2:20AM Jul 01, 2020Observed: 10.42 ft at 2:30AM Jul 01, 2020Observed: 10.43 ft at 2:40AM Jul 01, 2020Observed: 10.42 ft at 2:50AM Jul 01, 2020Observed: 10.42 ft at 3:00AM Jul 01, 2020Observed: 10.42 ft at 3:10AM Jul 01, 2020Observed: 10.41 ft at 3:20AM Jul 01, 2020Observed: 10.42 ft at 3:30AM Jul 01, 2020Observed: 10.4 ft at 3:40AM Jul 01, 2020Observed: 10.41 ft at 3:50AM Jul 01, 2020Observed: 10.4 ft at 4:00AM Jul 01, 2020Observed: 10.4 ft at 4:10AM Jul 01, 2020Observed: 10.4 ft at 4:20AM Jul 01, 2020Observed: 10.4 ft at 4:30AM Jul 01, 2020Observed: 10.39 ft at 4:40AM Jul 01, 2020Observed: 10.4 ft at 4:50AM Jul 01, 2020Observed: 10.39 ft at 5:00AM Jul 01, 2020Observed: 10.39 ft at 5:10AM Jul 01, 2020Observed: 10.4 ft at 5:20AM Jul 01, 2020Observed: 10.39 ft at 5:30AM Jul 01, 2020Observed: 10.41 ft at 5:40AM Jul 01, 2020Observed: 10.38 ft at 5:50AM Jul 01, 2020Observed: 10.39 ft at 6:00AM Jul 01, 2020Observed: 10.37 ft at 6:10AM Jul 01, 2020Observed: 10.35 ft at 6:20AM Jul 01, 2020Observed: 10.39 ft at 6:30AM Jul 01, 2020Observed: 10.36 ft at 6:40AM Jul 01, 2020Observed: 10.37 ft at 6:50AM Jul 01, 2020Observed: 10.37 ft at 7:00AM Jul 01, 2020Observed: 10.36 ft at 7:10AM Jul 01, 2020Observed: 10.36 ft at 7:20AM Jul 01, 2020Observed: 10.38 ft at 7:30AM Jul 01, 2020Observed: 10.36 ft at 7:40AM Jul 01, 2020Observed: 10.35 ft at 7:50AM Jul 01, 2020Observed: 10.37 ft at 8:00AM Jul 01, 2020Observed: 10.38 ft at 8:10AM Jul 01, 2020Observed: 10.35 ft at 8:20AM Jul 01, 2020Observed: 10.38 ft at 8:30AM Jul 01, 2020Observed: 10.36 ft at 8:40AM Jul 01, 2020Observed: 10.37 ft at 8:50AM Jul 01, 2020Observed: 10.36 ft at 9:00AM Jul 01, 2020Observed: 10.35 ft at 9:10AM Jul 01, 2020Observed: 10.35 ft at 9:20AM Jul 01, 2020Observed: 10.39 ft at 9:30AM Jul 01, 2020Observed: 10.34 ft at 9:40AM Jul 01, 2020Observed: 10.33 ft at 9:50AM Jul 01, 2020Observed: 10.34 ft at 10:00AM Jul 01, 2020Observed: 10.37 ft at 10:10AM Jul 01, 2020Observed: 10.36 ft at 10:20AM Jul 01, 2020Observed: 10.34 ft at 10:30AM Jul 01, 2020Observed: 10.34 ft at 10:40AM Jul 01, 2020Observed: 10.32 ft at 10:50AM Jul 01, 2020Observed: 10.33 ft at 11:00AM Jul 01, 2020Observed: 10.32 ft at 11:10AM Jul 01, 2020Observed: 10.32 ft at 11:20AM Jul 01, 2020Observed: 10.32 ft at 11:30AM Jul 01, 2020Observed: 10.32 ft at 11:40AM Jul 01, 2020Observed: 10.33 ft at 11:50AM Jul 01, 2020Observed: 10.33 ft at 12:00PM Jul 01, 2020Observed: 10.29 ft at 12:10PM Jul 01, 2020Observed: 10.32 ft at 12:20PM Jul 01, 2020Observed: 10.31 ft at 12:30PM Jul 01, 2020Observed: 10.32 ft at 12:40PM Jul 01, 2020Observed: 10.31 ft at 12:50PM Jul 01, 2020Observed: 10.32 ft at 1:00PM Jul 01, 2020Observed: 10.3 ft at 1:10PM Jul 01, 2020Observed: 10.3 ft at 1:20PM Jul 01, 2020Observed: 10.29 ft at 1:30PM Jul 01, 2020Observed: 10.29 ft at 1:40PM Jul 01, 2020Observed: 10.29 ft at 1:50PM Jul 01, 2020Observed: 10.3 ft at 2:00PM Jul 01, 2020Observed: 10.28 ft at 2:10PM Jul 01, 2020Observed: 10.3 ft at 2:20PM Jul 01, 2020Observed: 10.3 ft at 2:30PM Jul 01, 2020Observed: 10.31 ft at 2:40PM Jul 01, 2020Observed: 10.29 ft at 2:50PM Jul 01, 2020Observed: 10.31 ft at 3:00PM Jul 01, 2020Observed: 10.29 ft at 3:10PM Jul 01, 2020Observed: 10.3 ft at 3:20PM Jul 01, 2020Observed: 10.3 ft at 3:30PM Jul 01, 2020Observed: 10.3 ft at 3:40PM Jul 01, 2020Observed: 10.3 ft at 3:50PM Jul 01, 2020Observed: 10.3 ft at 4:00PM Jul 01, 2020Observed: 10.3 ft at 4:10PM Jul 01, 2020Observed: 10.3 ft at 4:20PM Jul 01, 2020Observed: 10.31 ft at 4:30PM Jul 01, 2020Observed: 10.29 ft at 4:40PM Jul 01, 2020Observed: 10.3 ft at 4:50PM Jul 01, 2020Observed: 10.3 ft at 5:00PM Jul 01, 2020Observed: 10.3 ft at 5:10PM Jul 01, 2020Observed: 10.3 ft at 5:20PM Jul 01, 2020Observed: 10.32 ft at 5:30PM Jul 01, 2020Observed: 10.29 ft at 5:40PM Jul 01, 2020Observed: 10.3 ft at 5:50PM Jul 01, 2020Observed: 10.29 ft at 6:00PM Jul 01, 2020Observed: 10.29 ft at 6:10PM Jul 01, 2020Observed: 10.3 ft at 6:20PM Jul 01, 2020Observed: 10.28 ft at 6:30PM Jul 01, 2020Observed: 10.29 ft at 6:40PM Jul 01, 2020Observed: 10.28 ft at 6:50PM Jul 01, 2020Observed: 10.29 ft at 7:00PM Jul 01, 2020Observed: 10.28 ft at 7:10PM Jul 01, 2020Observed: 10.3 ft at 7:20PM Jul 01, 2020Observed: 10.28 ft at 7:30PM Jul 01, 2020Observed: 10.29 ft at 7:40PM Jul 01, 2020Observed: 10.31 ft at 7:50PM Jul 01, 2020Observed: 10.28 ft at 8:00PM Jul 01, 2020Observed: 10.27 ft at 8:10PM Jul 01, 2020Observed: 10.27 ft at 8:20PM Jul 01, 2020Observed: 10.27 ft at 8:30PM Jul 01, 2020Observed: 10.27 ft at 8:40PM Jul 01, 2020Observed: 10.27 ft at 8:50PM Jul 01, 2020Observed: 10.26 ft at 9:00PM Jul 01, 2020Observed: 10.27 ft at 9:10PM Jul 01, 2020Observed: 10.27 ft at 9:20PM Jul 01, 2020Observed: 10.27 ft at 9:30PM Jul 01, 2020Observed: 10.27 ft at 9:40PM Jul 01, 2020Observed: 10.26 ft at 9:50PM Jul 01, 2020Observed: 10.27 ft at 10:00PM Jul 01, 2020Observed: 10.26 ft at 10:10PM Jul 01, 2020Observed: 10.26 ft at 10:20PM Jul 01, 2020Observed: 10.26 ft at 10:30PM Jul 01, 2020Observed: 10.27 ft at 10:40PM Jul 01, 2020Observed: 10.26 ft at 10:50PM Jul 01, 2020Observed: 10.25 ft at 11:00PM Jul 01, 2020Observed: 10.25 ft at 11:10PM Jul 01, 2020Observed: 10.25 ft at 11:20PM Jul 01, 2020Observed: 10.24 ft at 11:30PM Jul 01, 2020Observed: 10.25 ft at 11:40PM Jul 01, 2020Observed: 10.25 ft at 11:50PM Jul 01, 2020Observed: 10.25 ft at 12:00AM Jul 02, 2020Observed: 10.24 ft at 12:10AM Jul 02, 2020Observed: 10.22 ft at 12:20AM Jul 02, 2020Observed: 10.25 ft at 12:30AM Jul 02, 2020Observed: 10.25 ft at 12:40AM Jul 02, 2020Observed: 10.24 ft at 12:50AM Jul 02, 2020Observed: 10.24 ft at 1:00AM Jul 02, 2020Observed: 10.23 ft at 1:10AM Jul 02, 2020Observed: 10.25 ft at 1:20AM Jul 02, 2020Observed: 10.23 ft at 1:30AM Jul 02, 2020Observed: 10.24 ft at 1:40AM Jul 02, 2020Observed: 10.24 ft at 1:50AM Jul 02, 2020Observed: 10.23 ft at 2:00AM Jul 02, 2020Observed: 10.22 ft at 2:10AM Jul 02, 2020Observed: 10.23 ft at 2:20AM Jul 02, 2020Observed: 10.23 ft at 2:30AM Jul 02, 2020Observed: 10.21 ft at 2:40AM Jul 02, 2020Observed: 10.22 ft at 2:50AM Jul 02, 2020Observed: 10.22 ft at 3:00AM Jul 02, 2020Observed: 10.21 ft at 3:10AM Jul 02, 2020Observed: 10.21 ft at 3:20AM Jul 02, 2020Observed: 10.22 ft at 3:30AM Jul 02, 2020Observed: 10.2 ft at 3:40AM Jul 02, 2020Observed: 10.17 ft at 3:50AM Jul 02, 2020Observed: 10.21 ft at 4:00AM Jul 02, 2020Observed: 10.21 ft at 4:10AM Jul 02, 2020Observed: 10.2 ft at 4:20AM Jul 02, 2020Observed: 10.21 ft at 4:30AM Jul 02, 2020Observed: 10.2 ft at 4:40AM Jul 02, 2020Observed: 10.19 ft at 4:50AM Jul 02, 2020Observed: 10.18 ft at 5:00AM Jul 02, 2020Observed: 10.19 ft at 5:10AM Jul 02, 2020Observed: 10.19 ft at 5:20AM Jul 02, 2020Observed: 10.18 ft at 5:30AM Jul 02, 2020Observed: 10.19 ft at 5:40AM Jul 02, 2020Observed: 10.18 ft at 5:50AM Jul 02, 2020Observed: 10.19 ft at 6:00AM Jul 02, 2020Observed: 10.18 ft at 6:10AM Jul 02, 2020Observed: 10.18 ft at 6:20AM Jul 02, 2020Observed: 10.17 ft at 6:30AM Jul 02, 2020Observed: 10.18 ft at 6:40AM Jul 02, 2020Observed: 10.17 ft at 6:50AM Jul 02, 2020Observed: 10.18 ft at 7:00AM Jul 02, 2020Observed: 10.17 ft at 7:10AM Jul 02, 2020Observed: 10.18 ft at 7:20AM Jul 02, 2020Observed: 10.15 ft at 7:30AM Jul 02, 2020Observed: 10.17 ft at 7:40AM Jul 02, 2020Observed: 10.17 ft at 7:50AM Jul 02, 2020Observed: 10.15 ft at 8:00AM Jul 02, 2020Observed: 10.16 ft at 8:10AM Jul 02, 2020Observed: 10.14 ft at 8:20AM Jul 02, 2020Observed: 10.1 ft at 8:30AM Jul 02, 2020Observed: 10.17 ft at 8:40AM Jul 02, 2020Observed: 10.15 ft at 8:50AM Jul 02, 2020Observed: 10.14 ft at 9:00AM Jul 02, 2020Observed: 10.14 ft at 9:10AM Jul 02, 2020Observed: 10.14 ft at 9:20AM Jul 02, 2020Observed: 10.14 ft at 9:30AM Jul 02, 2020Observed: 10.14 ft at 9:40AM Jul 02, 2020Observed: 10.12 ft at 9:50AM Jul 02, 2020Observed: 10.14 ft at 10:00AM Jul 02, 2020Observed: 10.13 ft at 10:10AM Jul 02, 2020Observed: 10.13 ft at 10:20AM Jul 02, 2020Observed: 10.12 ft at 10:30AM Jul 02, 2020Observed: 10.1 ft at 10:40AM Jul 02, 2020Observed: 10.13 ft at 10:50AM Jul 02, 2020Observed: 10.11 ft at 11:00AM Jul 02, 2020Observed: 10.11 ft at 11:10AM Jul 02, 2020Observed: 10.12 ft at 11:20AM Jul 02, 2020Observed: 10.11 ft at 11:30AM Jul 02, 2020Observed: 10.1 ft at 11:40AM Jul 02, 2020Observed: 10.08 ft at 11:50AM Jul 02, 2020Observed: 10.07 ft at 12:00PM Jul 02, 2020Observed: 10.09 ft at 12:10PM Jul 02, 2020Observed: 10.08 ft at 12:20PM Jul 02, 2020Observed: 10.08 ft at 12:30PM Jul 02, 2020Observed: 10.09 ft at 12:40PM Jul 02, 2020Observed: 10.08 ft at 12:50PM Jul 02, 2020Observed: 10.08 ft at 1:00PM Jul 02, 2020Observed: 10.08 ft at 1:10PM Jul 02, 2020Observed: 10.09 ft at 1:20PM Jul 02, 2020Observed: 10.06 ft at 1:30PM Jul 02, 2020Observed: 10.06 ft at 1:40PM Jul 02, 2020Observed: 10.07 ft at 1:50PM Jul 02, 2020Observed: 10.06 ft at 2:00PM Jul 02, 2020Observed: 10.06 ft at 2:10PM Jul 02, 2020Observed: 10.06 ft at 2:20PM Jul 02, 2020Observed: 10.05 ft at 2:30PM Jul 02, 2020Observed: 10.05 ft at 2:40PM Jul 02, 2020Observed: 10.06 ft at 2:50PM Jul 02, 2020Observed: 10.05 ft at 3:00PM Jul 02, 2020Observed: 10.05 ft at 3:10PM Jul 02, 2020Observed: 10.04 ft at 3:20PM Jul 02, 2020Observed: 10.04 ft at 3:30PM Jul 02, 2020Observed: 10.03 ft at 3:40PM Jul 02, 2020Observed: 10.03 ft at 3:50PM Jul 02, 2020Observed: 10.04 ft at 4:00PM Jul 02, 2020Observed: 10.02 ft at 4:10PM Jul 02, 2020Observed: 10.03 ft at 4:20PM Jul 02, 2020Observed: 10.02 ft at 4:30PM Jul 02, 2020Observed: 10.02 ft at 4:40PM Jul 02, 2020Observed: 10.02 ft at 4:50PM Jul 02, 2020Observed: 10.02 ft at 5:00PM Jul 02, 2020Observed: 10 ft at 5:10PM Jul 02, 2020Observed: 10.01 ft at 5:20PM Jul 02, 2020Observed: 10 ft at 5:30PM Jul 02, 2020Observed: 10.02 ft at 5:40PM Jul 02, 2020Observed: 10 ft at 5:50PM Jul 02, 2020Observed: 10.01 ft at 6:00PM Jul 02, 2020Observed: 10 ft at 6:10PM Jul 02, 2020Observed: 10 ft at 6:20PM Jul 02, 2020Observed: 10 ft at 6:30PM Jul 02, 2020Observed: 10 ft at 6:40PM Jul 02, 2020Observed: 10 ft at 6:50PM Jul 02, 2020Observed: 10 ft at 7:00PM Jul 02, 2020Observed: 10 ft at 7:10PM Jul 02, 2020Observed: 10 ft at 7:20PM Jul 02, 2020Observed: 9.99 ft at 7:30PM Jul 02, 2020Observed: 10.01 ft at 7:40PM Jul 02, 2020Observed: 9.99 ft at 7:50PM Jul 02, 2020Observed: 9.97 ft at 8:00PM Jul 02, 2020Observed: 9.97 ft at 8:10PM Jul 02, 2020Observed: 9.95 ft at 8:20PM Jul 02, 2020Observed: 9.98 ft at 8:30PM Jul 02, 2020Observed: 9.96 ft at 8:40PM Jul 02, 2020Observed: 9.96 ft at 8:50PM Jul 02, 2020Observed: 9.96 ft at 9:00PM Jul 02, 2020Observed: 9.95 ft at 9:10PM Jul 02, 2020Observed: 9.96 ft at 9:20PM Jul 02, 2020Observed: 9.96 ft at 9:30PM Jul 02, 2020Observed: 9.96 ft at 9:40PM Jul 02, 2020Observed: 9.94 ft at 9:50PM Jul 02, 2020Observed: 9.95 ft at 10:00PM Jul 02, 2020Observed: 9.96 ft at 10:10PM Jul 02, 2020Observed: 9.96 ft at 10:20PM Jul 02, 2020Observed: 9.95 ft at 10:30PM Jul 02, 2020Observed: 9.93 ft at 10:40PM Jul 02, 2020Observed: 9.94 ft at 10:50PM Jul 02, 2020Observed: 9.94 ft at 11:00PM Jul 02, 2020Observed: 9.93 ft at 11:10PM Jul 02, 2020Observed: 9.94 ft at 11:20PM Jul 02, 2020Observed: 9.94 ft at 11:30PM Jul 02, 2020Observed: 9.92 ft at 11:40PM Jul 02, 2020Observed: 9.93 ft at 11:50PM Jul 02, 2020Observed: 9.92 ft at 12:00AM Jul 03, 2020Observed: 9.92 ft at 12:10AM Jul 03, 2020Observed: 9.91 ft at 12:20AM Jul 03, 2020Observed: 9.91 ft at 12:30AM Jul 03, 2020Observed: 9.91 ft at 12:40AM Jul 03, 2020Observed: 9.91 ft at 12:50AM Jul 03, 2020Observed: 9.91 ft at 1:00AM Jul 03, 2020Observed: 9.9 ft at 1:10AM Jul 03, 2020Observed: 9.9 ft at 1:20AM Jul 03, 2020Observed: 9.91 ft at 1:30AM Jul 03, 2020Observed: 9.89 ft at 1:40AM Jul 03, 2020Observed: 9.9 ft at 1:50AM Jul 03, 2020Observed: 9.89 ft at 2:00AM Jul 03, 2020Observed: 9.9 ft at 2:10AM Jul 03, 2020Observed: 9.89 ft at 2:20AM Jul 03, 2020Observed: 9.9 ft at 2:30AM Jul 03, 2020Observed: 9.89 ft at 2:40AM Jul 03, 2020Observed: 9.89 ft at 2:50AM Jul 03, 2020Observed: 9.89 ft at 3:00AM Jul 03, 2020Observed: 9.89 ft at 3:10AM Jul 03, 2020Observed: 9.9 ft at 3:20AM Jul 03, 2020Observed: 9.87 ft at 3:30AM Jul 03, 2020Observed: 9.88 ft at 3:40AM Jul 03, 2020Observed: 9.87 ft at 3:50AM Jul 03, 2020Observed: 9.88 ft at 4:00AM Jul 03, 2020Observed: 9.87 ft at 4:10AM Jul 03, 2020Observed: 9.88 ft at 4:20AM Jul 03, 2020Observed: 9.89 ft at 4:30AM Jul 03, 2020Observed: 9.89 ft at 4:40AM Jul 03, 2020Observed: 9.87 ft at 4:50AM Jul 03, 2020Observed: 9.88 ft at 5:00AM Jul 03, 2020Highest Forecast: 9.8 ft 7:00AM Jul 03, 2020Highest Forecast: 9.8 ft 1:00PM Jul 03, 2020Highest Forecast: 9.8 ft 7:00PM Jul 03, 2020Highest Forecast: 9.8 ft 1:00AM Jul 04, 2020Highest Forecast: 9.8 ft 7:00AM Jul 04, 2020Forecast: 9.7 ft 1:00PM Jul 04, 2020Forecast: 9.7 ft 7:00PM Jul 04, 2020Forecast: 9.7 ft 1:00AM Jul 05, 2020Forecast: 9.7 ft 7:00AM Jul 05, 2020Forecast: 9.7 ft 1:00PM Jul 05, 2020Forecast: 9.6 ft 7:00PM Jul 05, 2020Forecast: 9.6 ft 1:00AM Jul 06, 2020Forecast: 9.6 ft 7:00AM Jul 06, 2020Forecast: 9.6 ft 1:00PM Jul 06, 2020Forecast: 9.6 ft 7:00PM Jul 06, 2020Forecast: 9.6 ft 1:00AM Jul 07, 2020Forecast: 9.6 ft 7:00AM Jul 07, 2020Forecast: 9.6 ft 1:00PM Jul 07, 2020Forecast: 9.6 ft 7:00PM Jul 07, 2020Forecast: 9.6 ft 1:00AM Jul 08, 2020Forecast: 9.5 ft 7:00AM Jul 08, 2020Forecast: 9.5 ft 1:00PM Jul 08, 2020Forecast: 9.5 ft 7:00PM Jul 08, 2020Forecast: 9.5 ft 1:00AM Jul 09, 2020Forecast: 9.5 ft 7:00AM Jul 09, 2020U.S. Army Corps of EngineersILNI2(plotting HTIRG) Graph Created (5:33AM Jul 3, 2020)ObservedForecast (issued 8:13PM Jul 2)Latest observed value: 9.88 ft at 5:00 AM CDT 3-Jul-2020. Flood Stage is 15 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 24 hours into the future from the forecast issuance time.

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

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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:
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
Quad Cities Weather Forecast Office
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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