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Hydrograph River at a Glance Download Inundation
Mapping
Illinois River at Ottawa Stage (ft)Observed: 460.22 ft at 7:00AM Jan 10, 2017Observed: 460.21 ft at 7:15AM Jan 10, 2017Observed: 460.21 ft at 7:30AM Jan 10, 2017Observed: 460.2 ft at 7:45AM Jan 10, 2017Observed: 460.2 ft at 8:00AM Jan 10, 2017Observed: 460.19 ft at 8:15AM Jan 10, 2017Observed: 460.25 ft at 8:30AM Jan 10, 2017Observed: 460.23 ft at 8:45AM Jan 10, 2017Observed: 460.23 ft at 9:00AM Jan 10, 2017Observed: 460.2 ft at 9:15AM Jan 10, 2017Observed: 460.2 ft at 9:30AM Jan 10, 2017Observed: 460.22 ft at 9:45AM Jan 10, 2017Observed: 460.07 ft at 10:00AM Jan 10, 2017Observed: 460.3 ft at 10:15AM Jan 10, 2017Observed: 460.24 ft at 10:30AM Jan 10, 2017Observed: 460.26 ft at 10:45AM Jan 10, 2017Observed: 460.23 ft at 11:00AM Jan 10, 2017Observed: 460.22 ft at 11:15AM Jan 10, 2017Observed: 460.24 ft at 11:30AM Jan 10, 2017Observed: 460.22 ft at 11:45AM Jan 10, 2017Observed: 460.24 ft at 12:00PM Jan 10, 2017Observed: 460.25 ft at 12:15PM Jan 10, 2017Observed: 460.26 ft at 12:30PM Jan 10, 2017Observed: 460.29 ft at 12:45PM Jan 10, 2017Observed: 460.28 ft at 1:00PM Jan 10, 2017Observed: 460.29 ft at 1:15PM Jan 10, 2017Observed: 460.27 ft at 1:30PM Jan 10, 2017Observed: 460.28 ft at 1:45PM Jan 10, 2017Observed: 460.28 ft at 2:00PM Jan 10, 2017Observed: 460.27 ft at 2:15PM Jan 10, 2017Observed: 460.27 ft at 2:30PM Jan 10, 2017Observed: 460.26 ft at 2:45PM Jan 10, 2017Observed: 460.26 ft at 3:00PM Jan 10, 2017Observed: 460.27 ft at 3:15PM Jan 10, 2017Observed: 460.26 ft at 3:30PM Jan 10, 2017Observed: 460.26 ft at 3:45PM Jan 10, 2017Observed: 460.26 ft at 4:00PM Jan 10, 2017Observed: 460.2 ft at 4:15PM Jan 10, 2017Observed: 460.21 ft at 4:30PM Jan 10, 2017Observed: 460.21 ft at 4:45PM Jan 10, 2017Observed: 460.21 ft at 5:00PM Jan 10, 2017Observed: 460.22 ft at 5:15PM Jan 10, 2017Observed: 460.15 ft at 5:30PM Jan 10, 2017Observed: 460.16 ft at 5:45PM Jan 10, 2017Observed: 460.14 ft at 6:00PM Jan 10, 2017Observed: 460.11 ft at 6:15PM Jan 10, 2017Observed: 460.12 ft at 6:30PM Jan 10, 2017Observed: 460.1 ft at 6:45PM Jan 10, 2017Observed: 460.11 ft at 7:00PM Jan 10, 2017Observed: 460.11 ft at 7:15PM Jan 10, 2017Observed: 460.11 ft at 7:30PM Jan 10, 2017Observed: 460.11 ft at 7:45PM Jan 10, 2017Observed: 460.1 ft at 8:00PM Jan 10, 2017Observed: 460.11 ft at 8:15PM Jan 10, 2017Observed: 460.1 ft at 8:30PM Jan 10, 2017Observed: 460.11 ft at 8:45PM Jan 10, 2017Observed: 460.1 ft at 9:00PM Jan 10, 2017Observed: 460.08 ft at 9:15PM Jan 10, 2017Observed: 460.08 ft at 9:30PM Jan 10, 2017Observed: 460.06 ft at 9:45PM Jan 10, 2017Observed: 460.07 ft at 10:00PM Jan 10, 2017Observed: 460.06 ft at 10:15PM Jan 10, 2017Observed: 460.05 ft at 10:30PM Jan 10, 2017Observed: 460.05 ft at 10:45PM Jan 10, 2017Observed: 460.05 ft at 11:00PM Jan 10, 2017Observed: 460.04 ft at 11:15PM Jan 10, 2017Observed: 460.05 ft at 11:30PM Jan 10, 2017Observed: 460.06 ft at 11:45PM Jan 10, 2017Observed: 460.06 ft at 12:00AM Jan 11, 2017Observed: 460.07 ft at 12:15AM Jan 11, 2017Observed: 460.08 ft at 12:30AM Jan 11, 2017Observed: 460.09 ft at 12:45AM Jan 11, 2017Observed: 460.1 ft at 1:00AM Jan 11, 2017Observed: 460.11 ft at 1:15AM Jan 11, 2017Observed: 460.11 ft at 1:30AM Jan 11, 2017Observed: 460.11 ft at 1:45AM Jan 11, 2017Observed: 460.12 ft at 2:00AM Jan 11, 2017Observed: 460.13 ft at 2:15AM Jan 11, 2017Observed: 460.14 ft at 2:30AM Jan 11, 2017Observed: 460.14 ft at 2:45AM Jan 11, 2017Observed: 460.15 ft at 3:00AM Jan 11, 2017Observed: 460.21 ft at 3:15AM Jan 11, 2017Observed: 460.19 ft at 3:30AM Jan 11, 2017Observed: 460.19 ft at 3:45AM Jan 11, 2017Observed: 460.19 ft at 4:00AM Jan 11, 2017Observed: 460.19 ft at 4:15AM Jan 11, 2017Observed: 460.2 ft at 4:30AM Jan 11, 2017Observed: 460.23 ft at 4:45AM Jan 11, 2017Observed: 460.22 ft at 5:00AM Jan 11, 2017Observed: 460.22 ft at 5:15AM Jan 11, 2017Observed: 460.22 ft at 5:30AM Jan 11, 2017Observed: 460.23 ft at 5:45AM Jan 11, 2017Observed: 460.23 ft at 6:00AM Jan 11, 2017Observed: 460.23 ft at 6:15AM Jan 11, 2017Observed: 460.22 ft at 6:30AM Jan 11, 2017Observed: 460.22 ft at 6:45AM Jan 11, 2017Observed: 460.24 ft at 7:00AM Jan 11, 2017Observed: 460.26 ft at 7:15AM Jan 11, 2017Observed: 460.27 ft at 7:30AM Jan 11, 2017Observed: 460.27 ft at 7:45AM Jan 11, 2017Observed: 460.27 ft at 8:00AM Jan 11, 2017Observed: 460.33 ft at 8:15AM Jan 11, 2017Observed: 460.32 ft at 8:30AM Jan 11, 2017Observed: 460.29 ft at 8:45AM Jan 11, 2017Observed: 460.2 ft at 9:00AM Jan 11, 2017Observed: 460.28 ft at 9:15AM Jan 11, 2017Observed: 460.26 ft at 9:30AM Jan 11, 2017Observed: 460.26 ft at 9:45AM Jan 11, 2017Observed: 460.23 ft at 10:00AM Jan 11, 2017Observed: 460.22 ft at 10:15AM Jan 11, 2017Observed: 460.23 ft at 10:30AM Jan 11, 2017Observed: 460.21 ft at 10:45AM Jan 11, 2017Observed: 460.22 ft at 11:00AM Jan 11, 2017Observed: 460.23 ft at 11:15AM Jan 11, 2017Observed: 460.24 ft at 11:30AM Jan 11, 2017Observed: 460.24 ft at 11:45AM Jan 11, 2017Observed: 460.22 ft at 12:00PM Jan 11, 2017Observed: 460.21 ft at 12:15PM Jan 11, 2017Observed: 460.19 ft at 12:30PM Jan 11, 2017Observed: 460.19 ft at 12:45PM Jan 11, 2017Observed: 460.19 ft at 1:00PM Jan 11, 2017Observed: 460.21 ft at 1:15PM Jan 11, 2017Observed: 460.2 ft at 1:30PM Jan 11, 2017Observed: 460.2 ft at 1:45PM Jan 11, 2017Observed: 460.21 ft at 2:00PM Jan 11, 2017Observed: 460.18 ft at 2:15PM Jan 11, 2017Observed: 460.16 ft at 2:30PM Jan 11, 2017Observed: 460.13 ft at 2:45PM Jan 11, 2017Observed: 460.12 ft at 3:00PM Jan 11, 2017Observed: 460.1 ft at 3:15PM Jan 11, 2017Observed: 460.12 ft at 3:30PM Jan 11, 2017Observed: 460.05 ft at 3:45PM Jan 11, 2017Observed: 460.05 ft at 4:00PM Jan 11, 2017Observed: 460.04 ft at 4:15PM Jan 11, 2017Observed: 460.04 ft at 4:30PM Jan 11, 2017Observed: 460.03 ft at 4:45PM Jan 11, 2017Observed: 460.03 ft at 5:00PM Jan 11, 2017Observed: 460.02 ft at 5:15PM Jan 11, 2017Observed: 460.01 ft at 5:30PM Jan 11, 2017Observed: 460.01 ft at 5:45PM Jan 11, 2017Observed: 459.99 ft at 6:00PM Jan 11, 2017Observed: 459.97 ft at 6:15PM Jan 11, 2017Observed: 459.99 ft at 6:30PM Jan 11, 2017Observed: 460 ft at 6:45PM Jan 11, 2017Observed: 459.97 ft at 7:00PM Jan 11, 2017Observed: 459.95 ft at 7:15PM Jan 11, 2017Observed: 459.93 ft at 7:30PM Jan 11, 2017Observed: 459.92 ft at 7:45PM Jan 11, 2017Observed: 459.91 ft at 8:00PM Jan 11, 2017Observed: 459.9 ft at 8:15PM Jan 11, 2017Observed: 459.9 ft at 8:30PM Jan 11, 2017Observed: 459.9 ft at 8:45PM Jan 11, 2017Observed: 459.88 ft at 9:00PM Jan 11, 2017Observed: 459.87 ft at 9:15PM Jan 11, 2017Observed: 459.87 ft at 9:30PM Jan 11, 2017Observed: 459.87 ft at 9:45PM Jan 11, 2017Observed: 459.87 ft at 10:00PM Jan 11, 2017Observed: 459.89 ft at 10:15PM Jan 11, 2017Observed: 459.89 ft at 10:30PM Jan 11, 2017Observed: 459.89 ft at 10:45PM Jan 11, 2017Observed: 459.89 ft at 11:00PM Jan 11, 2017Observed: 459.88 ft at 11:15PM Jan 11, 2017Observed: 459.89 ft at 11:30PM Jan 11, 2017Observed: 459.89 ft at 11:45PM Jan 11, 2017Observed: 459.88 ft at 12:00AM Jan 12, 2017Observed: 459.89 ft at 12:15AM Jan 12, 2017Observed: 459.88 ft at 12:30AM Jan 12, 2017Observed: 459.88 ft at 12:45AM Jan 12, 2017Observed: 459.88 ft at 1:00AM Jan 12, 2017Observed: 459.88 ft at 1:15AM Jan 12, 2017Observed: 459.88 ft at 1:30AM Jan 12, 2017Observed: 459.88 ft at 1:45AM Jan 12, 2017Observed: 459.88 ft at 2:00AM Jan 12, 2017Observed: 459.89 ft at 2:15AM Jan 12, 2017Observed: 459.89 ft at 2:30AM Jan 12, 2017Observed: 459.88 ft at 2:45AM Jan 12, 2017Observed: 459.89 ft at 3:00AM Jan 12, 2017Observed: 459.89 ft at 3:15AM Jan 12, 2017Observed: 459.89 ft at 3:30AM Jan 12, 2017Observed: 459.88 ft at 3:45AM Jan 12, 2017Observed: 459.89 ft at 4:00AM Jan 12, 2017Observed: 459.89 ft at 4:15AM Jan 12, 2017Observed: 459.89 ft at 4:30AM Jan 12, 2017Observed: 459.9 ft at 4:45AM Jan 12, 2017Observed: 459.89 ft at 5:00AM Jan 12, 2017Observed: 459.91 ft at 5:15AM Jan 12, 2017Observed: 459.92 ft at 5:30AM Jan 12, 2017Observed: 459.92 ft at 5:45AM Jan 12, 2017Observed: 459.93 ft at 6:00AM Jan 12, 2017Observed: 459.93 ft at 6:15AM Jan 12, 2017Observed: 459.93 ft at 6:30AM Jan 12, 2017Observed: 459.92 ft at 6:45AM Jan 12, 2017Observed: 459.92 ft at 7:00AM Jan 12, 2017Observed: 459.99 ft at 7:15AM Jan 12, 2017Observed: 459.96 ft at 7:30AM Jan 12, 2017Observed: 459.96 ft at 7:45AM Jan 12, 2017Observed: 459.97 ft at 8:00AM Jan 12, 2017Observed: 459.98 ft at 8:15AM Jan 12, 2017Observed: 460.07 ft at 8:30AM Jan 12, 2017Observed: 460.05 ft at 8:45AM Jan 12, 2017Observed: 460.05 ft at 9:00AM Jan 12, 2017Observed: 460.06 ft at 9:15AM Jan 12, 2017Observed: 460.06 ft at 9:30AM Jan 12, 2017Observed: 460.06 ft at 9:45AM Jan 12, 2017Observed: 460.07 ft at 10:00AM Jan 12, 2017Observed: 460.08 ft at 10:15AM Jan 12, 2017Observed: 460.15 ft at 10:30AM Jan 12, 2017Observed: 460.1 ft at 10:45AM Jan 12, 2017Observed: 460.08 ft at 11:00AM Jan 12, 2017Observed: 460.06 ft at 11:15AM Jan 12, 2017Observed: 460.05 ft at 11:30AM Jan 12, 2017Observed: 460.03 ft at 11:45AM Jan 12, 2017Observed: 460.03 ft at 12:00PM Jan 12, 2017Observed: 459.95 ft at 12:15PM Jan 12, 2017Observed: 459.94 ft at 12:30PM Jan 12, 2017Observed: 459.92 ft at 12:45PM Jan 12, 2017Observed: 459.89 ft at 1:00PM Jan 12, 2017Observed: 459.88 ft at 1:15PM Jan 12, 2017Observed: 459.87 ft at 1:30PM Jan 12, 2017Observed: 459.87 ft at 1:45PM Jan 12, 2017Observed: 459.87 ft at 2:00PM Jan 12, 2017Observed: 459.87 ft at 2:15PM Jan 12, 2017Observed: 459.87 ft at 2:30PM Jan 12, 2017Observed: 459.88 ft at 2:45PM Jan 12, 2017Observed: 459.87 ft at 3:00PM Jan 12, 2017Observed: 459.88 ft at 3:15PM Jan 12, 2017Observed: 459.88 ft at 3:30PM Jan 12, 2017Observed: 459.88 ft at 3:45PM Jan 12, 2017Observed: 459.89 ft at 4:00PM Jan 12, 2017Observed: 459.88 ft at 4:15PM Jan 12, 2017Observed: 459.88 ft at 4:30PM Jan 12, 2017Observed: 459.87 ft at 4:45PM Jan 12, 2017Observed: 459.87 ft at 5:00PM Jan 12, 2017Observed: 459.88 ft at 5:15PM Jan 12, 2017Observed: 459.87 ft at 5:30PM Jan 12, 2017Observed: 459.88 ft at 5:45PM Jan 12, 2017Observed: 459.87 ft at 6:00PM Jan 12, 2017Observed: 459.87 ft at 6:15PM Jan 12, 2017Observed: 459.87 ft at 6:30PM Jan 12, 2017Observed: 459.87 ft at 7:45PM Jan 12, 2017Observed: 459.87 ft at 8:00PM Jan 12, 2017Observed: 459.87 ft at 8:15PM Jan 12, 2017Observed: 459.87 ft at 8:30PM Jan 12, 2017Observed: 459.87 ft at 8:45PM Jan 12, 2017Observed: 459.88 ft at 9:00PM Jan 12, 2017Observed: 459.88 ft at 9:15PM Jan 12, 2017Observed: 459.87 ft at 9:30PM Jan 12, 2017Observed: 459.88 ft at 9:45PM Jan 12, 2017Observed: 459.88 ft at 10:00PM Jan 12, 2017Observed: 459.87 ft at 10:15PM Jan 12, 2017Observed: 459.87 ft at 10:30PM Jan 12, 2017Observed: 459.89 ft at 10:45PM Jan 12, 2017Observed: 459.89 ft at 11:00PM Jan 12, 2017Observed: 459.88 ft at 11:15PM Jan 12, 2017Observed: 459.87 ft at 11:30PM Jan 12, 2017Observed: 459.87 ft at 11:45PM Jan 12, 2017Observed: 459.87 ft at 12:00AM Jan 13, 2017Observed: 459.87 ft at 12:15AM Jan 13, 2017Observed: 459.87 ft at 12:30AM Jan 13, 2017Observed: 459.88 ft at 12:45AM Jan 13, 2017Observed: 459.89 ft at 1:00AM Jan 13, 2017Observed: 459.91 ft at 1:15AM Jan 13, 2017Observed: 459.93 ft at 1:30AM Jan 13, 2017Observed: 459.94 ft at 1:45AM Jan 13, 2017Observed: 459.97 ft at 2:00AM Jan 13, 2017Observed: 459.98 ft at 2:15AM Jan 13, 2017Observed: 459.99 ft at 2:30AM Jan 13, 2017Observed: 460.02 ft at 2:45AM Jan 13, 2017Observed: 460.08 ft at 3:00AM Jan 13, 2017Observed: 460.09 ft at 3:15AM Jan 13, 2017Observed: 460.11 ft at 3:30AM Jan 13, 2017Observed: 460.13 ft at 3:45AM Jan 13, 2017Observed: 460.22 ft at 4:00AM Jan 13, 2017Observed: 460.21 ft at 4:15AM Jan 13, 2017Observed: 460.22 ft at 4:30AM Jan 13, 2017Observed: 460.23 ft at 4:45AM Jan 13, 2017Observed: 460.25 ft at 5:00AM Jan 13, 2017Observed: 460.27 ft at 5:15AM Jan 13, 2017Observed: 460.29 ft at 5:30AM Jan 13, 2017Observed: 460.3 ft at 5:45AM Jan 13, 2017Observed: 460.37 ft at 6:00AM Jan 13, 2017Observed: 460.38 ft at 6:15AM Jan 13, 2017Observed: 460.39 ft at 6:30AM Jan 13, 2017Observed: 460.38 ft at 6:45AM Jan 13, 2017Observed: 460.37 ft at 7:00AM Jan 13, 2017Observed: 460.37 ft at 7:15AM Jan 13, 2017Observed: 460.36 ft at 7:30AM Jan 13, 2017Observed: 460.36 ft at 7:45AM Jan 13, 2017Observed: 460.36 ft at 8:00AM Jan 13, 2017Observed: 460.35 ft at 8:15AM Jan 13, 2017Observed: 460.33 ft at 8:30AM Jan 13, 2017Observed: 460.34 ft at 8:45AM Jan 13, 2017Observed: 460.34 ft at 9:00AM Jan 13, 2017Observed: 460.27 ft at 9:15AM Jan 13, 2017Observed: 460.27 ft at 9:30AM Jan 13, 2017Observed: 460.27 ft at 9:45AM Jan 13, 2017Observed: 460.25 ft at 10:00AM Jan 13, 2017Observed: 460.27 ft at 10:15AM Jan 13, 2017Observed: 460.18 ft at 10:30AM Jan 13, 2017Observed: 460.17 ft at 10:45AM Jan 13, 2017Observed: 460.18 ft at 11:00AM Jan 13, 2017Observed: 460.15 ft at 11:15AM Jan 13, 2017Observed: 460.14 ft at 11:30AM Jan 13, 2017Observed: 460.13 ft at 11:45AM Jan 13, 2017Observed: 460.13 ft at 12:00PM Jan 13, 2017Observed: 460.05 ft at 12:15PM Jan 13, 2017Observed: 460.02 ft at 12:30PM Jan 13, 2017Observed: 460.03 ft at 12:45PM Jan 13, 2017Observed: 460.02 ft at 1:00PM Jan 13, 2017Observed: 460.01 ft at 1:15PM Jan 13, 2017Observed: 459.99 ft at 1:30PM Jan 13, 2017Observed: 459.93 ft at 1:45PM Jan 13, 2017Observed: 459.92 ft at 2:00PM Jan 13, 2017Observed: 459.92 ft at 2:15PM Jan 13, 2017Observed: 459.89 ft at 2:30PM Jan 13, 2017Observed: 459.89 ft at 2:45PM Jan 13, 2017Observed: 459.88 ft at 3:00PM Jan 13, 2017Observed: 459.89 ft at 3:15PM Jan 13, 2017Observed: 459.89 ft at 3:30PM Jan 13, 2017Observed: 459.88 ft at 3:45PM Jan 13, 2017Observed: 459.88 ft at 4:00PM Jan 13, 2017Observed: 459.89 ft at 4:15PM Jan 13, 2017Observed: 459.89 ft at 4:30PM Jan 13, 2017Observed: 459.88 ft at 4:45PM Jan 13, 2017Observed: 459.88 ft at 5:00PM Jan 13, 2017Observed: 459.87 ft at 5:15PM Jan 13, 2017Observed: 459.87 ft at 5:30PM Jan 13, 2017Observed: 459.87 ft at 5:45PM Jan 13, 2017Observed: 459.87 ft at 6:00PM Jan 13, 2017Observed: 459.87 ft at 6:15PM Jan 13, 2017Observed: 459.87 ft at 6:30PM Jan 13, 2017Observed: 459.88 ft at 6:45PM Jan 13, 2017Observed: 459.87 ft at 7:00PM Jan 13, 2017Observed: 459.88 ft at 7:15PM Jan 13, 2017Observed: 459.87 ft at 7:30PM Jan 13, 2017Observed: 459.87 ft at 7:45PM Jan 13, 2017Observed: 459.87 ft at 8:00PM Jan 13, 2017Observed: 459.87 ft at 8:15PM Jan 13, 2017Observed: 459.87 ft at 8:30PM Jan 13, 2017Observed: 459.86 ft at 8:45PM Jan 13, 2017Observed: 459.86 ft at 9:00PM Jan 13, 2017Observed: 459.87 ft at 9:15PM Jan 13, 2017Observed: 459.86 ft at 9:30PM Jan 13, 2017Observed: 459.86 ft at 9:45PM Jan 13, 2017Observed: 459.86 ft at 10:00PM Jan 13, 2017Observed: 459.86 ft at 10:15PM Jan 13, 2017Observed: 459.86 ft at 10:30PM Jan 13, 2017Observed: 459.86 ft at 10:45PM Jan 13, 2017Observed: 459.86 ft at 11:00PM Jan 13, 2017Observed: 459.86 ft at 11:15PM Jan 13, 2017Observed: 459.87 ft at 11:30PM Jan 13, 2017Observed: 459.86 ft at 11:45PM Jan 13, 2017Observed: 459.87 ft at 12:00AM Jan 14, 2017Observed: 459.87 ft at 12:15AM Jan 14, 2017Observed: 459.86 ft at 12:30AM Jan 14, 2017Observed: 459.89 ft at 12:45AM Jan 14, 2017Observed: 459.91 ft at 1:00AM Jan 14, 2017Observed: 459.92 ft at 1:15AM Jan 14, 2017Observed: 459.95 ft at 1:30AM Jan 14, 2017Observed: 459.97 ft at 1:45AM Jan 14, 2017Observed: 460.04 ft at 2:00AM Jan 14, 2017Observed: 460.02 ft at 2:15AM Jan 14, 2017Observed: 460.03 ft at 2:30AM Jan 14, 2017Observed: 460.05 ft at 2:45AM Jan 14, 2017Observed: 460.12 ft at 3:00AM Jan 14, 2017Observed: 460.02 ft at 3:15AM Jan 14, 2017Observed: 459.99 ft at 3:30AM Jan 14, 2017Observed: 459.99 ft at 3:45AM Jan 14, 2017Observed: 460.05 ft at 4:00AM Jan 14, 2017Observed: 460.03 ft at 4:15AM Jan 14, 2017Observed: 460.1 ft at 4:30AM Jan 14, 2017Observed: 460.1 ft at 4:45AM Jan 14, 2017Observed: 460.1 ft at 5:00AM Jan 14, 2017Observed: 460.09 ft at 5:15AM Jan 14, 2017Observed: 460.09 ft at 5:30AM Jan 14, 2017Observed: 460.12 ft at 5:45AM Jan 14, 2017Observed: 460.11 ft at 6:00AM Jan 14, 2017Observed: 460.1 ft at 6:15AM Jan 14, 2017Observed: 460.09 ft at 6:30AM Jan 14, 2017Observed: 460.08 ft at 6:45AM Jan 14, 2017Observed: 460.08 ft at 7:00AM Jan 14, 2017Observed: 460.07 ft at 7:15AM Jan 14, 2017Observed: 460.07 ft at 7:30AM Jan 14, 2017Observed: 460.07 ft at 7:45AM Jan 14, 2017Observed: 460.06 ft at 8:00AM Jan 14, 2017Observed: 460.06 ft at 8:15AM Jan 14, 2017Observed: 460.06 ft at 8:30AM Jan 14, 2017Observed: 460.06 ft at 8:45AM Jan 14, 2017Observed: 460.15 ft at 9:00AM Jan 14, 2017Observed: 460.07 ft at 9:15AM Jan 14, 2017Observed: 460.07 ft at 9:30AM Jan 14, 2017Observed: 460.08 ft at 9:45AM Jan 14, 2017Observed: 460.07 ft at 10:00AM Jan 14, 2017Observed: 460.07 ft at 10:15AM Jan 14, 2017Observed: 460.07 ft at 10:30AM Jan 14, 2017Observed: 460.06 ft at 10:45AM Jan 14, 2017Observed: 460.06 ft at 11:00AM Jan 14, 2017Observed: 460.06 ft at 11:15AM Jan 14, 2017Observed: 460.06 ft at 11:30AM Jan 14, 2017Observed: 460.04 ft at 11:45AM Jan 14, 2017Observed: 460.04 ft at 12:00PM Jan 14, 2017Observed: 460.03 ft at 12:15PM Jan 14, 2017Observed: 460.04 ft at 12:30PM Jan 14, 2017Observed: 460.04 ft at 12:45PM Jan 14, 2017Observed: 460.03 ft at 1:00PM Jan 14, 2017Observed: 460.02 ft at 1:15PM Jan 14, 2017Observed: 460.02 ft at 1:30PM Jan 14, 2017Observed: 460.01 ft at 1:45PM Jan 14, 2017Observed: 460.01 ft at 2:00PM Jan 14, 2017Observed: 460.02 ft at 2:15PM Jan 14, 2017Observed: 460.02 ft at 2:30PM Jan 14, 2017Observed: 459.99 ft at 2:45PM Jan 14, 2017Observed: 459.98 ft at 3:00PM Jan 14, 2017Observed: 459.97 ft at 3:15PM Jan 14, 2017Observed: 459.99 ft at 3:30PM Jan 14, 2017Observed: 459.97 ft at 3:45PM Jan 14, 2017Observed: 460 ft at 4:00PM Jan 14, 2017Observed: 459.98 ft at 4:15PM Jan 14, 2017Observed: 459.96 ft at 4:30PM Jan 14, 2017Observed: 459.94 ft at 4:45PM Jan 14, 2017Observed: 459.93 ft at 5:00PM Jan 14, 2017Observed: 459.91 ft at 5:15PM Jan 14, 2017Observed: 459.89 ft at 5:30PM Jan 14, 2017Observed: 459.89 ft at 5:45PM Jan 14, 2017Observed: 459.9 ft at 6:00PM Jan 14, 2017Observed: 459.88 ft at 6:15PM Jan 14, 2017Observed: 459.87 ft at 6:30PM Jan 14, 2017Observed: 459.88 ft at 6:45PM Jan 14, 2017Observed: 459.89 ft at 7:00PM Jan 14, 2017Observed: 459.87 ft at 7:15PM Jan 14, 2017Observed: 459.89 ft at 7:30PM Jan 14, 2017Observed: 459.88 ft at 7:45PM Jan 14, 2017Observed: 459.87 ft at 8:00PM Jan 14, 2017Observed: 459.88 ft at 8:15PM Jan 14, 2017Observed: 459.89 ft at 8:30PM Jan 14, 2017Observed: 459.87 ft at 8:45PM Jan 14, 2017Observed: 459.87 ft at 9:00PM Jan 14, 2017Observed: 459.87 ft at 9:15PM Jan 14, 2017Observed: 459.87 ft at 9:30PM Jan 14, 2017Observed: 459.87 ft at 9:45PM Jan 14, 2017Observed: 459.87 ft at 10:00PM Jan 14, 2017Observed: 459.86 ft at 10:15PM Jan 14, 2017Observed: 459.86 ft at 10:30PM Jan 14, 2017Observed: 459.86 ft at 10:45PM Jan 14, 2017Observed: 459.86 ft at 11:00PM Jan 14, 2017Observed: 459.87 ft at 11:15PM Jan 14, 2017Observed: 459.86 ft at 11:30PM Jan 14, 2017Observed: 459.86 ft at 11:45PM Jan 14, 2017Observed: 459.86 ft at 12:00AM Jan 15, 2017Observed: 459.86 ft at 12:15AM Jan 15, 2017Observed: 459.86 ft at 12:30AM Jan 15, 2017Observed: 459.86 ft at 12:45AM Jan 15, 2017Observed: 459.86 ft at 1:00AM Jan 15, 2017Observed: 459.86 ft at 1:15AM Jan 15, 2017Observed: 459.86 ft at 1:30AM Jan 15, 2017Observed: 459.86 ft at 1:45AM Jan 15, 2017Observed: 459.86 ft at 2:00AM Jan 15, 2017Observed: 459.86 ft at 2:15AM Jan 15, 2017Observed: 459.86 ft at 2:30AM Jan 15, 2017Observed: 459.86 ft at 2:45AM Jan 15, 2017Observed: 459.86 ft at 3:00AM Jan 15, 2017Observed: 459.87 ft at 3:15AM Jan 15, 2017Observed: 459.87 ft at 3:30AM Jan 15, 2017Observed: 459.88 ft at 3:45AM Jan 15, 2017Observed: 459.88 ft at 4:00AM Jan 15, 2017Observed: 459.88 ft at 4:15AM Jan 15, 2017Observed: 459.88 ft at 4:30AM Jan 15, 2017Observed: 459.87 ft at 4:45AM Jan 15, 2017Observed: 459.88 ft at 5:00AM Jan 15, 2017Observed: 459.88 ft at 5:15AM Jan 15, 2017Observed: 459.89 ft at 5:30AM Jan 15, 2017Observed: 459.87 ft at 5:45AM Jan 15, 2017Observed: 459.88 ft at 6:00AM Jan 15, 2017Observed: 459.87 ft at 6:15AM Jan 15, 2017Observed: 459.87 ft at 6:30AM Jan 15, 2017Observed: 459.88 ft at 6:45AM Jan 15, 2017Observed: 459.89 ft at 7:00AM Jan 15, 2017Observed: 459.88 ft at 7:15AM Jan 15, 2017Observed: 459.87 ft at 7:30AM Jan 15, 2017Observed: 459.87 ft at 7:45AM Jan 15, 2017Observed: 459.87 ft at 8:00AM Jan 15, 2017Observed: 459.88 ft at 8:15AM Jan 15, 2017Observed: 459.87 ft at 8:30AM Jan 15, 2017Observed: 459.88 ft at 8:45AM Jan 15, 2017Observed: 459.88 ft at 9:00AM Jan 15, 2017Observed: 459.87 ft at 9:15AM Jan 15, 2017Observed: 459.88 ft at 9:30AM Jan 15, 2017Observed: 459.87 ft at 9:45AM Jan 15, 2017Observed: 459.87 ft at 10:00AM Jan 15, 2017Observed: 459.88 ft at 10:15AM Jan 15, 2017Observed: 459.87 ft at 10:30AM Jan 15, 2017Observed: 459.87 ft at 10:45AM Jan 15, 2017Observed: 459.88 ft at 11:00AM Jan 15, 2017Observed: 459.88 ft at 11:15AM Jan 15, 2017Observed: 459.88 ft at 11:30AM Jan 15, 2017Observed: 459.87 ft at 11:45AM Jan 15, 2017Observed: 459.88 ft at 12:00PM Jan 15, 2017Observed: 459.89 ft at 12:15PM Jan 15, 2017Observed: 459.88 ft at 12:30PM Jan 15, 2017Observed: 459.87 ft at 12:45PM Jan 15, 2017Observed: 459.88 ft at 1:00PM Jan 15, 2017Observed: 459.88 ft at 1:15PM Jan 15, 2017Observed: 459.88 ft at 1:30PM Jan 15, 2017Observed: 459.88 ft at 1:45PM Jan 15, 2017Observed: 459.88 ft at 2:00PM Jan 15, 2017Observed: 459.88 ft at 2:15PM Jan 15, 2017Observed: 459.89 ft at 2:30PM Jan 15, 2017Observed: 459.87 ft at 2:45PM Jan 15, 2017Observed: 459.88 ft at 3:00PM Jan 15, 2017Observed: 459.87 ft at 3:15PM Jan 15, 2017Observed: 459.88 ft at 3:30PM Jan 15, 2017Observed: 459.88 ft at 3:45PM Jan 15, 2017Observed: 459.89 ft at 4:00PM Jan 15, 2017Observed: 459.88 ft at 4:15PM Jan 15, 2017Observed: 459.88 ft at 4:30PM Jan 15, 2017Observed: 459.88 ft at 4:45PM Jan 15, 2017Observed: 459.89 ft at 5:00PM Jan 15, 2017Observed: 459.88 ft at 5:15PM Jan 15, 2017Observed: 459.88 ft at 5:30PM Jan 15, 2017Observed: 459.87 ft at 5:45PM Jan 15, 2017Observed: 459.87 ft at 6:00PM Jan 15, 2017Observed: 459.87 ft at 6:15PM Jan 15, 2017Observed: 459.87 ft at 6:30PM Jan 15, 2017Observed: 459.88 ft at 6:45PM Jan 15, 2017Observed: 459.87 ft at 7:00PM Jan 15, 2017Observed: 459.87 ft at 7:15PM Jan 15, 2017Observed: 459.87 ft at 7:30PM Jan 15, 2017Observed: 459.87 ft at 7:45PM Jan 15, 2017Observed: 459.88 ft at 8:00PM Jan 15, 2017Observed: 459.88 ft at 8:15PM Jan 15, 2017Observed: 459.88 ft at 8:30PM Jan 15, 2017Observed: 459.87 ft at 8:45PM Jan 15, 2017Observed: 459.87 ft at 9:00PM Jan 15, 2017Observed: 459.87 ft at 9:15PM Jan 15, 2017Observed: 459.87 ft at 9:30PM Jan 15, 2017Observed: 459.87 ft at 9:45PM Jan 15, 2017Observed: 459.88 ft at 10:00PM Jan 15, 2017Observed: 459.89 ft at 10:15PM Jan 15, 2017Observed: 459.89 ft at 10:30PM Jan 15, 2017Observed: 459.88 ft at 10:45PM Jan 15, 2017Observed: 459.88 ft at 11:00PM Jan 15, 2017Observed: 459.87 ft at 11:15PM Jan 15, 2017Observed: 459.88 ft at 11:30PM Jan 15, 2017Observed: 459.88 ft at 11:45PM Jan 15, 2017Observed: 459.89 ft at 12:00AM Jan 16, 2017Observed: 459.88 ft at 12:15AM Jan 16, 2017Observed: 459.87 ft at 12:30AM Jan 16, 2017Observed: 459.87 ft at 12:45AM Jan 16, 2017Observed: 459.88 ft at 1:00AM Jan 16, 2017Observed: 459.89 ft at 1:15AM Jan 16, 2017Observed: 459.88 ft at 1:30AM Jan 16, 2017Observed: 459.88 ft at 1:45AM Jan 16, 2017Observed: 459.89 ft at 2:00AM Jan 16, 2017Observed: 459.88 ft at 2:15AM Jan 16, 2017Observed: 459.89 ft at 2:30AM Jan 16, 2017Observed: 459.88 ft at 2:45AM Jan 16, 2017Observed: 459.88 ft at 3:00AM Jan 16, 2017Observed: 459.87 ft at 3:15AM Jan 16, 2017Observed: 459.88 ft at 3:30AM Jan 16, 2017Observed: 459.87 ft at 3:45AM Jan 16, 2017Observed: 459.87 ft at 4:00AM Jan 16, 2017Observed: 459.87 ft at 4:15AM Jan 16, 2017Observed: 459.88 ft at 4:30AM Jan 16, 2017Observed: 459.88 ft at 4:45AM Jan 16, 2017Observed: 459.88 ft at 5:00AM Jan 16, 2017Observed: 459.88 ft at 5:15AM Jan 16, 2017Observed: 459.88 ft at 5:30AM Jan 16, 2017Observed: 459.89 ft at 5:45AM Jan 16, 2017Observed: 459.88 ft at 6:00AM Jan 16, 2017Observed: 459.87 ft at 6:15AM Jan 16, 2017Observed: 459.88 ft at 6:30AM Jan 16, 2017Observed: 459.88 ft at 6:45AM Jan 16, 2017Observed: 459.88 ft at 7:00AM Jan 16, 2017Observed: 459.89 ft at 7:15AM Jan 16, 2017Observed: 459.9 ft at 7:30AM Jan 16, 2017Observed: 459.92 ft at 7:45AM Jan 16, 2017Observed: 459.92 ft at 8:00AM Jan 16, 2017Observed: 459.95 ft at 8:15AM Jan 16, 2017Observed: 459.95 ft at 8:30AM Jan 16, 2017Observed: 459.95 ft at 8:45AM Jan 16, 2017Observed: 459.94 ft at 9:00AM Jan 16, 2017Observed: 459.94 ft at 9:15AM Jan 16, 2017Observed: 459.93 ft at 9:30AM Jan 16, 2017Observed: 459.92 ft at 9:45AM Jan 16, 2017Observed: 459.91 ft at 10:00AM Jan 16, 2017Observed: 459.89 ft at 10:15AM Jan 16, 2017Observed: 459.88 ft at 10:30AM Jan 16, 2017Observed: 459.89 ft at 10:45AM Jan 16, 2017Observed: 459.89 ft at 11:00AM Jan 16, 2017Observed: 459.89 ft at 11:15AM Jan 16, 2017Observed: 459.9 ft at 11:30AM Jan 16, 2017Observed: 459.91 ft at 11:45AM Jan 16, 2017Observed: 459.94 ft at 12:00PM Jan 16, 2017Observed: 460.05 ft at 12:15PM Jan 16, 2017Observed: 460.04 ft at 12:30PM Jan 16, 2017Observed: 460.03 ft at 12:45PM Jan 16, 2017Observed: 460.03 ft at 1:00PM Jan 16, 2017Observed: 460.02 ft at 1:15PM Jan 16, 2017Observed: 460.01 ft at 1:30PM Jan 16, 2017Observed: 459.98 ft at 1:45PM Jan 16, 2017Observed: 459.96 ft at 2:00PM Jan 16, 2017Observed: 459.95 ft at 2:15PM Jan 16, 2017Observed: 459.94 ft at 2:30PM Jan 16, 2017Observed: 459.93 ft at 2:45PM Jan 16, 2017Observed: 460.03 ft at 3:00PM Jan 16, 2017Observed: 460.01 ft at 3:15PM Jan 16, 2017Observed: 460 ft at 3:30PM Jan 16, 2017Observed: 459.98 ft at 3:45PM Jan 16, 2017Observed: 459.96 ft at 4:00PM Jan 16, 2017Observed: 459.95 ft at 4:15PM Jan 16, 2017Observed: 459.94 ft at 4:30PM Jan 16, 2017Observed: 459.94 ft at 4:45PM Jan 16, 2017Observed: 459.93 ft at 5:00PM Jan 16, 2017Observed: 459.93 ft at 5:15PM Jan 16, 2017Observed: 459.92 ft at 5:30PM Jan 16, 2017Observed: 459.92 ft at 5:45PM Jan 16, 2017Observed: 459.92 ft at 6:00PM Jan 16, 2017Observed: 459.92 ft at 6:15PM Jan 16, 2017Observed: 460.04 ft at 6:30PM Jan 16, 2017Observed: 460.15 ft at 6:45PM Jan 16, 2017Observed: 460.14 ft at 7:00PM Jan 16, 2017Observed: 460.11 ft at 7:15PM Jan 16, 2017Observed: 460.05 ft at 7:30PM Jan 16, 2017Observed: 460.03 ft at 7:45PM Jan 16, 2017Observed: 460.01 ft at 8:00PM Jan 16, 2017Observed: 460 ft at 8:15PM Jan 16, 2017Observed: 459.99 ft at 8:30PM Jan 16, 2017Observed: 459.97 ft at 8:45PM Jan 16, 2017Observed: 459.96 ft at 9:00PM Jan 16, 2017Observed: 459.96 ft at 9:15PM Jan 16, 2017Observed: 459.95 ft at 9:30PM Jan 16, 2017Observed: 459.95 ft at 9:45PM Jan 16, 2017Observed: 459.94 ft at 10:00PM Jan 16, 2017Observed: 459.94 ft at 10:15PM Jan 16, 2017Observed: 459.94 ft at 10:30PM Jan 16, 2017Observed: 459.93 ft at 10:45PM Jan 16, 2017Observed: 459.93 ft at 11:00PM Jan 16, 2017Observed: 459.93 ft at 11:15PM Jan 16, 2017Observed: 459.93 ft at 11:30PM Jan 16, 2017Observed: 459.93 ft at 11:45PM Jan 16, 2017Observed: 460.33 ft at 12:00AM Jan 17, 2017Highest Observation: 460.88 ft at 12:15AM Jan 17, 2017Observed: 460.65 ft at 12:30AM Jan 17, 2017Observed: 460.5 ft at 12:45AM Jan 17, 2017Observed: 460.48 ft at 1:00AM Jan 17, 2017Observed: 460.42 ft at 1:15AM Jan 17, 2017Observed: 460.4 ft at 1:30AM Jan 17, 2017Observed: 460.3 ft at 1:45AM Jan 17, 2017Observed: 460.17 ft at 2:00AM Jan 17, 2017Observed: 460.14 ft at 2:15AM Jan 17, 2017Observed: 460.08 ft at 2:30AM Jan 17, 2017Observed: 460.06 ft at 2:45AM Jan 17, 2017Observed: 460.05 ft at 3:00AM Jan 17, 2017Observed: 460.04 ft at 3:15AM Jan 17, 2017Observed: 460.06 ft at 3:30AM Jan 17, 2017Observed: 460.05 ft at 3:45AM Jan 17, 2017Observed: 460.08 ft at 4:00AM Jan 17, 2017Observed: 460.09 ft at 4:15AM Jan 17, 2017Observed: 460.12 ft at 4:30AM Jan 17, 2017Observed: 460.12 ft at 4:45AM Jan 17, 2017Observed: 460.14 ft at 5:00AM Jan 17, 2017Observed: 460.17 ft at 5:15AM Jan 17, 2017Observed: 460.19 ft at 5:30AM Jan 17, 2017US Army Corps of EngineersOTWI2(plotting HGIRG) Graph Created (6:51AM Jan 17, 2017)ObservedLatest observed value: 460.19 ft at 5:30 AM CST 17-Jan-2017. Flood Stage is 463 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

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

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Upstream Gauge - at Marseilles lock/dam Upstream Gauge Downstream Gauge Downstream Gauge - at Starved Rock lock/dam
Flood Categories (in feet)
Major Flood Stage: 469
Moderate Flood Stage: 466
Flood Stage: 463
Action Stage: 461
Low Stage (in feet): -9999

Historic Crests
(1) 473.72 ft on 04/19/2013
(2) 472.21 ft on 09/16/2008
(3) 470.23 ft on 03/11/2009
(4) 468.87 ft on 12/29/2008
(5) 468.06 ft on 12/30/2015 (P)
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 468.06 ft on 12/30/2015 (P)
(2) 467.86 ft on 06/17/2015 (P)
(3) 473.72 ft on 04/19/2013
(4) 464.29 ft on 06/24/2010
(5) 470.23 ft on 03/11/2009
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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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
476 Water reaches top of Illinois River levee at Ottawa High School.
474.5 Water reaches top of Fox River levee at Ottawa High School.
471.5 Water reaches top of Illinois River levee at city of Ottawa waste water treatment plant.
470 St Elizabeth Medical Center in Ottawa loading dock and property are threatened.
468.8 Water reaches top of Fox River bank at YMCA.
468.1 River rescue squad threatened.
467 Green St at Shoreline Boat Club flooded.
466.4 Water reaches top of Fox River bank at Hudson St river walk.
465.3 Hudson St at Marquette football field is threatened.
463.9 Water reaches top of Fox River bank at St Elizabeth Medical Center in Ottawa.
462.4 Allen Park entrance threatened and West boat ramp is submerged.
460.8 River Rescue emergency boat dock is submerged. Ottawa High School begins flood fighting.
Photos
(1) Gage equipment located on top of levee near mouth of Fox River.
(2) Levee at Ottawa High School.
(3) Looking downstream from atop levee 9/3/2009. Gage height 459.80 ft.
(4) Looking upstream from atop levee 9/3/2009. Gage height 459.80 ft.
About This Location Collapse

Latitude: 41.344444° N, Longitude: 88.839167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 463 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 Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
How much forecast precipitation was used for the current river forecast?
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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
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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Page last modified: 21-Dec-2016 10:37 PM
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