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Hydrograph River at a Glance Download
Mississippi River at Illinois City Tailwater (ft)Flow (kcfs)Observed: 7.84 ft at 7:10PM Aug 04, 2020Observed: 7.83 ft at 7:20PM Aug 04, 2020Observed: 7.84 ft at 7:30PM Aug 04, 2020Observed: 7.84 ft at 7:40PM Aug 04, 2020Observed: 7.84 ft at 7:50PM Aug 04, 2020Observed: 7.85 ft at 8:00PM Aug 04, 2020Observed: 7.84 ft at 8:10PM Aug 04, 2020Observed: 7.84 ft at 8:20PM Aug 04, 2020Observed: 7.85 ft at 8:30PM Aug 04, 2020Observed: 7.85 ft at 8:40PM Aug 04, 2020Observed: 7.84 ft at 8:50PM Aug 04, 2020Observed: 7.85 ft at 9:00PM Aug 04, 2020Observed: 7.86 ft at 9:10PM Aug 04, 2020Observed: 7.86 ft at 9:20PM Aug 04, 2020Observed: 7.87 ft at 9:30PM Aug 04, 2020Observed: 7.86 ft at 9:40PM Aug 04, 2020Observed: 7.87 ft at 9:50PM Aug 04, 2020Observed: 7.87 ft at 10:00PM Aug 04, 2020Observed: 7.87 ft at 10:10PM Aug 04, 2020Observed: 7.88 ft at 10:20PM Aug 04, 2020Observed: 7.87 ft at 10:30PM Aug 04, 2020Observed: 7.87 ft at 10:40PM Aug 04, 2020Observed: 7.88 ft at 10:50PM Aug 04, 2020Observed: 7.88 ft at 11:00PM Aug 04, 2020Observed: 7.88 ft at 11:10PM Aug 04, 2020Observed: 7.89 ft at 11:20PM Aug 04, 2020Observed: 7.89 ft at 11:30PM Aug 04, 2020Observed: 7.92 ft at 11:40PM Aug 04, 2020Observed: 7.89 ft at 11:50PM Aug 04, 2020Observed: 7.88 ft at 12:00AM Aug 05, 2020Observed: 7.89 ft at 12:10AM Aug 05, 2020Observed: 7.89 ft at 12:20AM Aug 05, 2020Observed: 7.89 ft at 12:30AM Aug 05, 2020Observed: 7.89 ft at 12:40AM Aug 05, 2020Observed: 7.89 ft at 12:50AM Aug 05, 2020Observed: 7.89 ft at 1:00AM Aug 05, 2020Observed: 7.89 ft at 1:10AM Aug 05, 2020Observed: 7.89 ft at 1:20AM Aug 05, 2020Observed: 7.9 ft at 1:30AM Aug 05, 2020Observed: 7.89 ft at 1:40AM Aug 05, 2020Observed: 7.89 ft at 1:50AM Aug 05, 2020Observed: 7.9 ft at 2:00AM Aug 05, 2020Observed: 7.9 ft at 2:10AM Aug 05, 2020Observed: 7.91 ft at 2:20AM Aug 05, 2020Observed: 7.91 ft at 2:30AM Aug 05, 2020Observed: 7.91 ft at 2:40AM Aug 05, 2020Observed: 7.91 ft at 2:50AM Aug 05, 2020Observed: 7.89 ft at 3:00AM Aug 05, 2020Observed: 7.91 ft at 3:10AM Aug 05, 2020Observed: 7.91 ft at 3:20AM Aug 05, 2020Observed: 7.91 ft at 3:30AM Aug 05, 2020Observed: 7.91 ft at 3:40AM Aug 05, 2020Observed: 7.92 ft at 3:50AM Aug 05, 2020Observed: 7.91 ft at 4:00AM Aug 05, 2020Observed: 7.91 ft at 4:10AM Aug 05, 2020Observed: 7.92 ft at 4:20AM Aug 05, 2020Observed: 7.92 ft at 4:30AM Aug 05, 2020Observed: 7.93 ft at 4:40AM Aug 05, 2020Observed: 7.92 ft at 4:50AM Aug 05, 2020Observed: 7.92 ft at 5:00AM Aug 05, 2020Observed: 7.93 ft at 5:10AM Aug 05, 2020Observed: 7.92 ft at 5:20AM Aug 05, 2020Observed: 7.95 ft at 5:30AM Aug 05, 2020Observed: 7.93 ft at 5:40AM Aug 05, 2020Observed: 7.93 ft at 5:50AM Aug 05, 2020Observed: 7.92 ft at 6:00AM Aug 05, 2020Observed: 7.94 ft at 6:10AM Aug 05, 2020Observed: 7.94 ft at 6:20AM Aug 05, 2020Observed: 7.92 ft at 6:30AM Aug 05, 2020Observed: 7.98 ft at 6:40AM Aug 05, 2020Observed: 7.98 ft at 6:50AM Aug 05, 2020Observed: 7.96 ft at 7:00AM Aug 05, 2020Observed: 7.92 ft at 7:10AM Aug 05, 2020Observed: 7.95 ft at 7:20AM Aug 05, 2020Observed: 7.82 ft at 7:30AM Aug 05, 2020Observed: 7.97 ft at 7:40AM Aug 05, 2020Observed: 7.95 ft at 7:50AM Aug 05, 2020Observed: 7.93 ft at 8:00AM Aug 05, 2020Observed: 7.97 ft at 8:10AM Aug 05, 2020Observed: 7.95 ft at 8:20AM Aug 05, 2020Observed: 7.96 ft at 8:30AM Aug 05, 2020Observed: 7.97 ft at 8:40AM Aug 05, 2020Observed: 7.96 ft at 8:50AM Aug 05, 2020Observed: 7.96 ft at 9:00AM Aug 05, 2020Observed: 7.96 ft at 9:10AM Aug 05, 2020Observed: 7.97 ft at 9:20AM Aug 05, 2020Observed: 7.96 ft at 9:30AM Aug 05, 2020Observed: 7.97 ft at 9:40AM Aug 05, 2020Observed: 7.96 ft at 9:50AM Aug 05, 2020Observed: 7.97 ft at 10:00AM Aug 05, 2020Observed: 7.98 ft at 10:10AM Aug 05, 2020Observed: 7.97 ft at 10:20AM Aug 05, 2020Observed: 7.95 ft at 10:30AM Aug 05, 2020Observed: 7.95 ft at 10:40AM Aug 05, 2020Observed: 7.99 ft at 10:50AM Aug 05, 2020Observed: 7.96 ft at 11:00AM Aug 05, 2020Observed: 7.96 ft at 11:10AM Aug 05, 2020Observed: 7.96 ft at 11:20AM Aug 05, 2020Observed: 7.99 ft at 11:30AM Aug 05, 2020Observed: 7.99 ft at 11:40AM Aug 05, 2020Observed: 7.95 ft at 11:50AM Aug 05, 2020Observed: 7.97 ft at 12:00PM Aug 05, 2020Observed: 7.99 ft at 12:10PM Aug 05, 2020Observed: 8 ft at 12:20PM Aug 05, 2020Observed: 8.01 ft at 12:30PM Aug 05, 2020Observed: 8 ft at 12:40PM Aug 05, 2020Observed: 7.99 ft at 12:50PM Aug 05, 2020Observed: 7.99 ft at 1:00PM Aug 05, 2020Observed: 7.98 ft at 1:10PM Aug 05, 2020Observed: 7.96 ft at 1:20PM Aug 05, 2020Observed: 8 ft at 1:30PM Aug 05, 2020Observed: 8 ft at 1:40PM Aug 05, 2020Observed: 8.02 ft at 1:50PM Aug 05, 2020Observed: 7.97 ft at 2:00PM Aug 05, 2020Observed: 8 ft at 2:10PM Aug 05, 2020Observed: 7.98 ft at 2:20PM Aug 05, 2020Observed: 7.99 ft at 2:30PM Aug 05, 2020Observed: 7.99 ft at 2:40PM Aug 05, 2020Observed: 8 ft at 2:50PM Aug 05, 2020Observed: 7.99 ft at 3:00PM Aug 05, 2020Observed: 8 ft at 3:10PM Aug 05, 2020Observed: 8.01 ft at 3:20PM Aug 05, 2020Observed: 7.99 ft at 3:30PM Aug 05, 2020Observed: 8.01 ft at 3:40PM Aug 05, 2020Observed: 8.02 ft at 3:50PM Aug 05, 2020Observed: 8.05 ft at 4:00PM Aug 05, 2020Observed: 8.04 ft at 4:10PM Aug 05, 2020Observed: 8 ft at 4:20PM Aug 05, 2020Observed: 8 ft at 4:30PM Aug 05, 2020Observed: 7.99 ft at 4:40PM Aug 05, 2020Observed: 8 ft at 4:50PM Aug 05, 2020Observed: 8.01 ft at 5:00PM Aug 05, 2020Observed: 8.01 ft at 5:10PM Aug 05, 2020Observed: 8.01 ft at 5:20PM Aug 05, 2020Observed: 8.01 ft at 5:30PM Aug 05, 2020Observed: 8.01 ft at 5:40PM Aug 05, 2020Observed: 7.97 ft at 5:50PM Aug 05, 2020Observed: 8.01 ft at 6:00PM Aug 05, 2020Observed: 8.01 ft at 6:10PM Aug 05, 2020Observed: 7.98 ft at 6:20PM Aug 05, 2020Observed: 8.03 ft at 6:30PM Aug 05, 2020Observed: 8.03 ft at 6:40PM Aug 05, 2020Observed: 8.02 ft at 6:50PM Aug 05, 2020Observed: 7.95 ft at 7:00PM Aug 05, 2020Observed: 8.02 ft at 7:10PM Aug 05, 2020Observed: 8.03 ft at 7:20PM Aug 05, 2020Observed: 8.01 ft at 7:30PM Aug 05, 2020Observed: 8.01 ft at 7:40PM Aug 05, 2020Observed: 8.02 ft at 7:50PM Aug 05, 2020Observed: 8.04 ft at 8:00PM Aug 05, 2020Observed: 8.02 ft at 8:10PM Aug 05, 2020Observed: 8.02 ft at 8:20PM Aug 05, 2020Observed: 8.03 ft at 8:30PM Aug 05, 2020Observed: 8.02 ft at 8:40PM Aug 05, 2020Observed: 8.02 ft at 8:50PM Aug 05, 2020Observed: 8.02 ft at 9:00PM Aug 05, 2020Observed: 8.04 ft at 9:10PM Aug 05, 2020Observed: 8.04 ft at 9:20PM Aug 05, 2020Observed: 8.02 ft at 9:30PM Aug 05, 2020Observed: 8.03 ft at 9:40PM Aug 05, 2020Observed: 8.03 ft at 9:50PM Aug 05, 2020Observed: 8.03 ft at 10:00PM Aug 05, 2020Observed: 8.03 ft at 10:10PM Aug 05, 2020Observed: 8.03 ft at 10:20PM Aug 05, 2020Observed: 8.03 ft at 10:30PM Aug 05, 2020Observed: 8.04 ft at 10:40PM Aug 05, 2020Observed: 8.03 ft at 10:50PM Aug 05, 2020Observed: 8.03 ft at 11:00PM Aug 05, 2020Observed: 8.04 ft at 11:10PM Aug 05, 2020Observed: 8.04 ft at 11:20PM Aug 05, 2020Observed: 8.04 ft at 11:30PM Aug 05, 2020Observed: 8.05 ft at 11:40PM Aug 05, 2020Observed: 8.03 ft at 11:50PM Aug 05, 2020Observed: 8.05 ft at 12:00AM Aug 06, 2020Observed: 8.04 ft at 12:10AM Aug 06, 2020Observed: 8.04 ft at 12:20AM Aug 06, 2020Observed: 8.02 ft at 12:30AM Aug 06, 2020Observed: 8.09 ft at 12:40AM Aug 06, 2020Observed: 8.05 ft at 12:50AM Aug 06, 2020Observed: 8.04 ft at 1:00AM Aug 06, 2020Observed: 8.05 ft at 1:10AM Aug 06, 2020Observed: 8.07 ft at 1:20AM Aug 06, 2020Observed: 8.05 ft at 1:30AM Aug 06, 2020Observed: 8.06 ft at 1:40AM Aug 06, 2020Observed: 8.05 ft at 1:50AM Aug 06, 2020Observed: 8.07 ft at 2:00AM Aug 06, 2020Observed: 8.04 ft at 2:10AM Aug 06, 2020Observed: 8.03 ft at 2:20AM Aug 06, 2020Observed: 8.04 ft at 2:30AM Aug 06, 2020Observed: 8.04 ft at 2:40AM Aug 06, 2020Observed: 8.04 ft at 2:50AM Aug 06, 2020Observed: 8.05 ft at 3:00AM Aug 06, 2020Observed: 8.08 ft at 3:10AM Aug 06, 2020Observed: 8.05 ft at 3:20AM Aug 06, 2020Observed: 8.04 ft at 3:30AM Aug 06, 2020Observed: 8.03 ft at 3:40AM Aug 06, 2020Observed: 8.06 ft at 3:50AM Aug 06, 2020Observed: 8.06 ft at 4:00AM Aug 06, 2020Observed: 8.03 ft at 4:10AM Aug 06, 2020Observed: 8.06 ft at 4:20AM Aug 06, 2020Observed: 8.04 ft at 4:30AM Aug 06, 2020Observed: 8.06 ft at 4:40AM Aug 06, 2020Observed: 8.04 ft at 4:50AM Aug 06, 2020Observed: 8.05 ft at 5:00AM Aug 06, 2020Observed: 8.05 ft at 5:10AM Aug 06, 2020Observed: 8.05 ft at 5:20AM Aug 06, 2020Observed: 8.05 ft at 5:30AM Aug 06, 2020Observed: 8.05 ft at 5:40AM Aug 06, 2020Observed: 8.05 ft at 5:50AM Aug 06, 2020Observed: 8.04 ft at 6:00AM Aug 06, 2020Observed: 8.04 ft at 6:10AM Aug 06, 2020Observed: 8.05 ft at 6:20AM Aug 06, 2020Observed: 8.05 ft at 6:30AM Aug 06, 2020Observed: 8.05 ft at 6:40AM Aug 06, 2020Observed: 8.05 ft at 6:50AM Aug 06, 2020Observed: 8.05 ft at 7:00AM Aug 06, 2020Observed: 8.05 ft at 7:10AM Aug 06, 2020Observed: 8.1 ft at 7:20AM Aug 06, 2020Observed: 8.07 ft at 7:30AM Aug 06, 2020Observed: 8.06 ft at 7:40AM Aug 06, 2020Observed: 8.07 ft at 7:50AM Aug 06, 2020Observed: 8.07 ft at 8:00AM Aug 06, 2020Observed: 8.06 ft at 8:10AM Aug 06, 2020Observed: 8.08 ft at 8:20AM Aug 06, 2020Observed: 8.06 ft at 8:30AM Aug 06, 2020Observed: 8.05 ft at 8:40AM Aug 06, 2020Observed: 8.04 ft at 8:50AM Aug 06, 2020Observed: 8.06 ft at 9:00AM Aug 06, 2020Observed: 8.07 ft at 9:10AM Aug 06, 2020Observed: 8.07 ft at 9:20AM Aug 06, 2020Observed: 8.07 ft at 9:30AM Aug 06, 2020Observed: 8.07 ft at 9:40AM Aug 06, 2020Observed: 8.08 ft at 9:50AM Aug 06, 2020Observed: 8.07 ft at 10:00AM Aug 06, 2020Observed: 8.1 ft at 10:10AM Aug 06, 2020Observed: 8.11 ft at 10:20AM Aug 06, 2020Observed: 8.09 ft at 10:30AM Aug 06, 2020Observed: 8.09 ft at 10:40AM Aug 06, 2020Observed: 8.09 ft at 10:50AM Aug 06, 2020Observed: 8.08 ft at 11:00AM Aug 06, 2020Observed: 8.09 ft at 11:10AM Aug 06, 2020Observed: 8.1 ft at 11:20AM Aug 06, 2020Observed: 8.11 ft at 11:30AM Aug 06, 2020Observed: 8.09 ft at 11:40AM Aug 06, 2020Observed: 8.11 ft at 11:50AM Aug 06, 2020Observed: 8.1 ft at 12:00PM Aug 06, 2020Observed: 8.09 ft at 12:10PM Aug 06, 2020Observed: 8.08 ft at 12:20PM Aug 06, 2020Observed: 8.1 ft at 12:30PM Aug 06, 2020Observed: 8.09 ft at 12:40PM Aug 06, 2020Observed: 8.1 ft at 12:50PM Aug 06, 2020Observed: 8.1 ft at 1:00PM Aug 06, 2020Observed: 8.09 ft at 1:10PM Aug 06, 2020Observed: 8.1 ft at 1:20PM Aug 06, 2020Observed: 8.11 ft at 1:30PM Aug 06, 2020Observed: 8.08 ft at 1:40PM Aug 06, 2020Observed: 8.14 ft at 1:50PM Aug 06, 2020Observed: 8.12 ft at 2:00PM Aug 06, 2020Observed: 8.1 ft at 2:10PM Aug 06, 2020Observed: 8.11 ft at 2:20PM Aug 06, 2020Observed: 8.12 ft at 2:30PM Aug 06, 2020Observed: 8.1 ft at 2:40PM Aug 06, 2020Observed: 8.09 ft at 2:50PM Aug 06, 2020Observed: 8.11 ft at 3:00PM Aug 06, 2020Observed: 8.09 ft at 3:10PM Aug 06, 2020Observed: 8.11 ft at 3:20PM Aug 06, 2020Observed: 8.11 ft at 3:30PM Aug 06, 2020Observed: 8.12 ft at 3:40PM Aug 06, 2020Observed: 8.13 ft at 3:50PM Aug 06, 2020Observed: 8.1 ft at 4:00PM Aug 06, 2020Observed: 8.1 ft at 4:10PM Aug 06, 2020Observed: 8.12 ft at 4:20PM Aug 06, 2020Observed: 8.1 ft at 4:30PM Aug 06, 2020Observed: 8.11 ft at 4:40PM Aug 06, 2020Observed: 8.11 ft at 4:50PM Aug 06, 2020Observed: 8.09 ft at 5:00PM Aug 06, 2020Observed: 8.1 ft at 5:10PM Aug 06, 2020Observed: 8.12 ft at 5:20PM Aug 06, 2020Observed: 8.1 ft at 5:30PM Aug 06, 2020Observed: 8.12 ft at 5:40PM Aug 06, 2020Observed: 8.1 ft at 5:50PM Aug 06, 2020Observed: 8.12 ft at 6:00PM Aug 06, 2020Observed: 8.11 ft at 6:10PM Aug 06, 2020Observed: 8.11 ft at 6:20PM Aug 06, 2020Observed: 8.11 ft at 6:30PM Aug 06, 2020Observed: 8.11 ft at 6:40PM Aug 06, 2020Observed: 8.11 ft at 6:50PM Aug 06, 2020Observed: 8.11 ft at 7:00PM Aug 06, 2020Observed: 8.11 ft at 7:10PM Aug 06, 2020Observed: 8.11 ft at 7:20PM Aug 06, 2020Observed: 8.11 ft at 7:30PM Aug 06, 2020Observed: 8.12 ft at 7:40PM Aug 06, 2020Observed: 8.12 ft at 7:50PM Aug 06, 2020Observed: 8.15 ft at 8:00PM Aug 06, 2020Observed: 8.14 ft at 8:10PM Aug 06, 2020Observed: 8.12 ft at 8:20PM Aug 06, 2020Observed: 8.13 ft at 8:30PM Aug 06, 2020Observed: 8.13 ft at 8:40PM Aug 06, 2020Observed: 8.13 ft at 8:50PM Aug 06, 2020Observed: 8.16 ft at 9:00PM Aug 06, 2020Observed: 8.13 ft at 9:10PM Aug 06, 2020Observed: 8.13 ft at 9:20PM Aug 06, 2020Observed: 8.13 ft at 9:30PM Aug 06, 2020Observed: 8.13 ft at 9:40PM Aug 06, 2020Observed: 8.13 ft at 9:50PM Aug 06, 2020Observed: 8.12 ft at 10:00PM Aug 06, 2020Observed: 8.12 ft at 10:10PM Aug 06, 2020Observed: 8.12 ft at 10:20PM Aug 06, 2020Observed: 8.17 ft at 10:30PM Aug 06, 2020Observed: 8.17 ft at 10:40PM Aug 06, 2020Observed: 8.13 ft at 10:50PM Aug 06, 2020Observed: 8.13 ft at 11:00PM Aug 06, 2020Observed: 8.15 ft at 11:10PM Aug 06, 2020Observed: 8.15 ft at 11:20PM Aug 06, 2020Observed: 8.12 ft at 11:30PM Aug 06, 2020Observed: 8.2 ft at 11:40PM Aug 06, 2020Observed: 8.14 ft at 11:50PM Aug 06, 2020Observed: 8.15 ft at 12:00AM Aug 07, 2020Observed: 8.14 ft at 12:10AM Aug 07, 2020Observed: 8.14 ft at 12:20AM Aug 07, 2020Observed: 8.13 ft at 12:30AM Aug 07, 2020Observed: 8.15 ft at 12:40AM Aug 07, 2020Observed: 8.15 ft at 12:50AM Aug 07, 2020Observed: 8.14 ft at 1:00AM Aug 07, 2020Observed: 8.14 ft at 1:10AM Aug 07, 2020Observed: 8.15 ft at 1:20AM Aug 07, 2020Observed: 8.14 ft at 1:30AM Aug 07, 2020Observed: 8.15 ft at 1:40AM Aug 07, 2020Observed: 8.16 ft at 1:50AM Aug 07, 2020Observed: 8.15 ft at 2:00AM Aug 07, 2020Observed: 8.14 ft at 2:10AM Aug 07, 2020Observed: 8.14 ft at 2:20AM Aug 07, 2020Observed: 8.14 ft at 2:30AM Aug 07, 2020Observed: 8.15 ft at 2:40AM Aug 07, 2020Observed: 8.13 ft at 2:50AM Aug 07, 2020Observed: 8.14 ft at 3:00AM Aug 07, 2020Observed: 8.14 ft at 3:10AM Aug 07, 2020Observed: 8.14 ft at 3:20AM Aug 07, 2020Observed: 8.14 ft at 3:30AM Aug 07, 2020Observed: 8.14 ft at 3:40AM Aug 07, 2020Observed: 8.15 ft at 3:50AM Aug 07, 2020Observed: 8.15 ft at 4:00AM Aug 07, 2020Observed: 8.15 ft at 4:10AM Aug 07, 2020Observed: 8.15 ft at 4:20AM Aug 07, 2020Observed: 8.15 ft at 4:30AM Aug 07, 2020Observed: 8.15 ft at 4:40AM Aug 07, 2020Observed: 8.15 ft at 4:50AM Aug 07, 2020Observed: 8.15 ft at 5:00AM Aug 07, 2020Observed: 8.14 ft at 5:10AM Aug 07, 2020Observed: 8.16 ft at 5:20AM Aug 07, 2020Observed: 8.15 ft at 5:30AM Aug 07, 2020Observed: 8.16 ft at 5:40AM Aug 07, 2020Observed: 8.15 ft at 5:50AM Aug 07, 2020Observed: 8.15 ft at 6:00AM Aug 07, 2020Observed: 8.17 ft at 6:10AM Aug 07, 2020Observed: 8.15 ft at 6:20AM Aug 07, 2020Observed: 8.16 ft at 6:30AM Aug 07, 2020Observed: 8.16 ft at 6:40AM Aug 07, 2020Observed: 8.15 ft at 6:50AM Aug 07, 2020Observed: 8.16 ft at 7:00AM Aug 07, 2020Observed: 8.17 ft at 7:10AM Aug 07, 2020Observed: 8.16 ft at 7:20AM Aug 07, 2020Observed: 8.16 ft at 7:30AM Aug 07, 2020Observed: 8.16 ft at 7:40AM Aug 07, 2020Observed: 8.15 ft at 7:50AM Aug 07, 2020Observed: 8.17 ft at 8:00AM Aug 07, 2020Observed: 8.17 ft at 8:10AM Aug 07, 2020Observed: 8.17 ft at 8:20AM Aug 07, 2020Observed: 8.17 ft at 8:30AM Aug 07, 2020Observed: 8.16 ft at 8:40AM Aug 07, 2020Observed: 8.17 ft at 8:50AM Aug 07, 2020Observed: 8.17 ft at 9:00AM Aug 07, 2020Observed: 8.17 ft at 9:10AM Aug 07, 2020Observed: 8.13 ft at 9:20AM Aug 07, 2020Observed: 8.17 ft at 9:30AM Aug 07, 2020Observed: 8.19 ft at 9:40AM Aug 07, 2020Observed: 8.17 ft at 9:50AM Aug 07, 2020Observed: 8.18 ft at 10:00AM Aug 07, 2020Observed: 8.17 ft at 10:10AM Aug 07, 2020Observed: 8.16 ft at 10:20AM Aug 07, 2020Observed: 8.17 ft at 10:30AM Aug 07, 2020Observed: 8.18 ft at 10:40AM Aug 07, 2020Observed: 8.17 ft at 10:50AM Aug 07, 2020Observed: 8.22 ft at 11:00AM Aug 07, 2020Observed: 8.18 ft at 11:10AM Aug 07, 2020Observed: 8.19 ft at 11:20AM Aug 07, 2020Observed: 8.21 ft at 11:30AM Aug 07, 2020Observed: 8.2 ft at 11:40AM Aug 07, 2020Observed: 8.16 ft at 11:50AM Aug 07, 2020Observed: 8.17 ft at 12:00PM Aug 07, 2020Observed: 8.18 ft at 12:10PM Aug 07, 2020Observed: 8.18 ft at 12:20PM Aug 07, 2020Observed: 8.19 ft at 12:30PM Aug 07, 2020Observed: 8.22 ft at 12:40PM Aug 07, 2020Highest Observation: 8.25 ft at 12:50PM Aug 07, 2020Observed: 8.21 ft at 1:00PM Aug 07, 2020Observed: 8.18 ft at 1:10PM Aug 07, 2020Observed: 8.16 ft at 1:20PM Aug 07, 2020Observed: 8.18 ft at 1:30PM Aug 07, 2020Observed: 8.19 ft at 1:40PM Aug 07, 2020Observed: 8.19 ft at 1:50PM Aug 07, 2020Observed: 8.18 ft at 2:00PM Aug 07, 2020Observed: 8.18 ft at 2:10PM Aug 07, 2020Observed: 8.17 ft at 2:20PM Aug 07, 2020Observed: 8.19 ft at 2:30PM Aug 07, 2020Observed: 8.2 ft at 2:40PM Aug 07, 2020Observed: 8.19 ft at 2:50PM Aug 07, 2020Observed: 8.21 ft at 3:00PM Aug 07, 2020Observed: 8.23 ft at 3:10PM Aug 07, 2020Observed: 8.22 ft at 3:20PM Aug 07, 2020Observed: 8.19 ft at 3:30PM Aug 07, 2020Observed: 8.2 ft at 3:40PM Aug 07, 2020Observed: 8.21 ft at 3:50PM Aug 07, 2020Observed: 8.2 ft at 4:00PM Aug 07, 2020Observed: 8.15 ft at 4:10PM Aug 07, 2020Observed: 8.19 ft at 4:20PM Aug 07, 2020Observed: 8.2 ft at 4:30PM Aug 07, 2020Observed: 8.19 ft at 4:40PM Aug 07, 2020Observed: 8.18 ft at 4:50PM Aug 07, 2020Observed: 8.19 ft at 5:00PM Aug 07, 2020Observed: 8.18 ft at 5:10PM Aug 07, 2020Observed: 8.18 ft at 5:20PM Aug 07, 2020Observed: 8.19 ft at 5:30PM Aug 07, 2020Observed: 8.19 ft at 5:40PM Aug 07, 2020Observed: 8.19 ft at 5:50PM Aug 07, 2020Observed: 8.18 ft at 6:00PM Aug 07, 2020Observed: 8.17 ft at 6:10PM Aug 07, 2020Observed: 8.19 ft at 6:20PM Aug 07, 2020Observed: 8.18 ft at 6:30PM Aug 07, 2020Highest Forecast: 8.1 ft 1:00AM Aug 08, 2020Forecast: 8 ft 7:00AM Aug 08, 2020Forecast: 7.9 ft 1:00PM Aug 08, 2020Forecast: 7.7 ft 7:00PM Aug 08, 2020Forecast: 7.6 ft 1:00AM Aug 09, 2020Forecast: 7.4 ft 7:00AM Aug 09, 2020Forecast: 7.3 ft 1:00PM Aug 09, 2020Forecast: 7.1 ft 7:00PM Aug 09, 2020Forecast: 6.9 ft 1:00AM Aug 10, 2020Forecast: 6.8 ft 7:00AM Aug 10, 2020Forecast: 6.6 ft 1:00PM Aug 10, 2020Forecast: 6.5 ft 7:00PM Aug 10, 2020Forecast: 6.3 ft 1:00AM Aug 11, 2020Forecast: 6.2 ft 7:00AM Aug 11, 2020Forecast: 6.1 ft 1:00PM Aug 11, 2020Forecast: 6 ft 7:00PM Aug 11, 2020Forecast: 5.8 ft 1:00AM Aug 12, 2020Forecast: 5.7 ft 7:00AM Aug 12, 2020Forecast: 5.6 ft 1:00PM Aug 12, 2020Forecast: 5.5 ft 7:00PM Aug 12, 2020Forecast: 5.4 ft 1:00AM Aug 13, 2020Forecast: 5.3 ft 7:00AM Aug 13, 2020Forecast: 5.2 ft 1:00PM Aug 13, 2020Forecast: 5.1 ft 7:00PM Aug 13, 2020Forecast: 5.1 ft 1:00AM Aug 14, 2020Forecast: 5 ft 7:00AM Aug 14, 2020U.S. Army Corps of EngineersILNI2(plotting HTIRG) Graph Created (7:04PM Aug 7, 2020)ObservedForecast (issued 10:20AM Aug 7)Latest observed value: 8.18 ft at 6:30 PM CDT 7-Aug-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
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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 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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