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Hydrograph River at a Glance Download
Illinois River at Seneca Stage (ft)Observed: 20.86 ft at 5:15PM Jul 09, 2019Observed: 20.87 ft at 5:30PM Jul 09, 2019Observed: 20.89 ft at 5:45PM Jul 09, 2019Observed: 20.91 ft at 6:00PM Jul 09, 2019Observed: 20.9 ft at 6:15PM Jul 09, 2019Observed: 20.9 ft at 6:30PM Jul 09, 2019Observed: 20.92 ft at 6:45PM Jul 09, 2019Observed: 20.87 ft at 7:00PM Jul 09, 2019Observed: 20.83 ft at 7:15PM Jul 09, 2019Observed: 20.79 ft at 7:30PM Jul 09, 2019Observed: 20.94 ft at 7:45PM Jul 09, 2019Observed: 20.95 ft at 8:00PM Jul 09, 2019Observed: 20.97 ft at 8:15PM Jul 09, 2019Observed: 21.01 ft at 8:30PM Jul 09, 2019Highest Observation: 21.04 ft at 8:45PM Jul 09, 2019Observed: 20.95 ft at 9:00PM Jul 09, 2019Observed: 20.98 ft at 9:15PM Jul 09, 2019Observed: 21.02 ft at 9:30PM Jul 09, 2019Observed: 21.02 ft at 9:45PM Jul 09, 2019Observed: 20.98 ft at 10:00PM Jul 09, 2019Observed: 20.91 ft at 10:15PM Jul 09, 2019Observed: 20.97 ft at 10:30PM Jul 09, 2019Observed: 21 ft at 10:45PM Jul 09, 2019Observed: 21.01 ft at 11:00PM Jul 09, 2019Observed: 20.99 ft at 11:15PM Jul 09, 2019Observed: 20.95 ft at 11:30PM Jul 09, 2019Observed: 20.94 ft at 11:45PM Jul 09, 2019Observed: 20.98 ft at 12:00AM Jul 10, 2019Observed: 20.95 ft at 12:15AM Jul 10, 2019Observed: 20.88 ft at 12:30AM Jul 10, 2019Observed: 20.94 ft at 12:45AM Jul 10, 2019Observed: 20.97 ft at 1:00AM Jul 10, 2019Observed: 20.92 ft at 1:15AM Jul 10, 2019Observed: 20.91 ft at 1:30AM Jul 10, 2019Observed: 20.92 ft at 1:45AM Jul 10, 2019Observed: 20.94 ft at 2:00AM Jul 10, 2019Observed: 20.92 ft at 2:15AM Jul 10, 2019Observed: 20.92 ft at 2:30AM Jul 10, 2019Observed: 20.85 ft at 2:45AM Jul 10, 2019Observed: 20.88 ft at 3:00AM Jul 10, 2019Observed: 20.93 ft at 3:15AM Jul 10, 2019Observed: 20.92 ft at 3:30AM Jul 10, 2019Observed: 20.92 ft at 3:45AM Jul 10, 2019Observed: 20.93 ft at 4:00AM Jul 10, 2019Observed: 20.94 ft at 4:15AM Jul 10, 2019Observed: 20.92 ft at 4:30AM Jul 10, 2019Observed: 20.84 ft at 4:45AM Jul 10, 2019Observed: 20.83 ft at 5:00AM Jul 10, 2019Observed: 20.85 ft at 5:15AM Jul 10, 2019Observed: 20.8 ft at 5:30AM Jul 10, 2019Observed: 20.75 ft at 5:45AM Jul 10, 2019Observed: 20.71 ft at 6:00AM Jul 10, 2019Observed: 20.7 ft at 6:15AM Jul 10, 2019Observed: 20.68 ft at 6:30AM Jul 10, 2019Observed: 20.66 ft at 6:45AM Jul 10, 2019Observed: 20.64 ft at 7:00AM Jul 10, 2019Observed: 20.64 ft at 7:15AM Jul 10, 2019Observed: 20.62 ft at 7:30AM Jul 10, 2019Observed: 20.61 ft at 7:45AM Jul 10, 2019Observed: 20.6 ft at 8:00AM Jul 10, 2019Observed: 20.6 ft at 8:15AM Jul 10, 2019Observed: 20.58 ft at 8:30AM Jul 10, 2019Observed: 20.59 ft at 8:45AM Jul 10, 2019Observed: 20.59 ft at 9:00AM Jul 10, 2019Observed: 20.6 ft at 9:15AM Jul 10, 2019Observed: 20.6 ft at 9:30AM Jul 10, 2019Observed: 20.61 ft at 9:45AM Jul 10, 2019Observed: 20.61 ft at 10:00AM Jul 10, 2019Observed: 20.6 ft at 10:15AM Jul 10, 2019Observed: 20.62 ft at 10:30AM Jul 10, 2019Observed: 20.61 ft at 10:45AM Jul 10, 2019Observed: 20.62 ft at 11:00AM Jul 10, 2019Observed: 20.58 ft at 11:15AM Jul 10, 2019Observed: 20.63 ft at 11:30AM Jul 10, 2019Observed: 20.61 ft at 11:45AM Jul 10, 2019Observed: 20.6 ft at 12:00PM Jul 10, 2019Observed: 20.62 ft at 12:15PM Jul 10, 2019Observed: 20.62 ft at 12:30PM Jul 10, 2019Observed: 20.62 ft at 12:45PM Jul 10, 2019Observed: 20.62 ft at 1:00PM Jul 10, 2019Observed: 20.62 ft at 1:15PM Jul 10, 2019Observed: 20.62 ft at 1:30PM Jul 10, 2019Observed: 20.61 ft at 1:45PM Jul 10, 2019Observed: 20.6 ft at 2:00PM Jul 10, 2019Observed: 20.6 ft at 2:15PM Jul 10, 2019Observed: 20.61 ft at 2:30PM Jul 10, 2019Observed: 20.6 ft at 2:45PM Jul 10, 2019Observed: 20.61 ft at 3:00PM Jul 10, 2019Observed: 20.59 ft at 3:15PM Jul 10, 2019Observed: 20.6 ft at 3:30PM Jul 10, 2019Observed: 20.6 ft at 3:45PM Jul 10, 2019Observed: 20.59 ft at 4:00PM Jul 10, 2019Observed: 20.6 ft at 4:15PM Jul 10, 2019Observed: 20.59 ft at 4:30PM Jul 10, 2019Observed: 20.59 ft at 4:45PM Jul 10, 2019Observed: 20.56 ft at 5:00PM Jul 10, 2019Observed: 20.6 ft at 5:15PM Jul 10, 2019Observed: 20.59 ft at 5:30PM Jul 10, 2019Observed: 20.65 ft at 5:45PM Jul 10, 2019Observed: 20.69 ft at 6:00PM Jul 10, 2019Observed: 20.72 ft at 6:15PM Jul 10, 2019Observed: 20.76 ft at 6:30PM Jul 10, 2019Observed: 20.79 ft at 6:45PM Jul 10, 2019Observed: 20.82 ft at 7:00PM Jul 10, 2019Observed: 20.83 ft at 7:15PM Jul 10, 2019Observed: 20.85 ft at 7:30PM Jul 10, 2019Observed: 20.78 ft at 7:45PM Jul 10, 2019Observed: 20.83 ft at 8:00PM Jul 10, 2019Observed: 20.9 ft at 8:15PM Jul 10, 2019Observed: 20.89 ft at 8:30PM Jul 10, 2019Observed: 20.88 ft at 8:45PM Jul 10, 2019Observed: 20.92 ft at 9:00PM Jul 10, 2019Observed: 20.9 ft at 9:15PM Jul 10, 2019Observed: 20.89 ft at 9:30PM Jul 10, 2019Observed: 20.93 ft at 9:45PM Jul 10, 2019Observed: 20.93 ft at 10:00PM Jul 10, 2019Observed: 20.9 ft at 10:15PM Jul 10, 2019Observed: 20.87 ft at 10:30PM Jul 10, 2019Observed: 20.9 ft at 10:45PM Jul 10, 2019Observed: 20.89 ft at 11:00PM Jul 10, 2019Observed: 20.82 ft at 11:15PM Jul 10, 2019Observed: 20.82 ft at 11:30PM Jul 10, 2019Observed: 20.86 ft at 11:45PM Jul 10, 2019Observed: 20.87 ft at 12:00AM Jul 11, 2019Observed: 20.82 ft at 12:15AM Jul 11, 2019Observed: 20.77 ft at 12:30AM Jul 11, 2019Observed: 20.81 ft at 12:45AM Jul 11, 2019Observed: 20.85 ft at 1:00AM Jul 11, 2019Observed: 20.85 ft at 1:15AM Jul 11, 2019Observed: 20.84 ft at 1:30AM Jul 11, 2019Observed: 20.86 ft at 1:45AM Jul 11, 2019Observed: 20.87 ft at 2:00AM Jul 11, 2019Observed: 20.82 ft at 2:15AM Jul 11, 2019Observed: 20.85 ft at 2:30AM Jul 11, 2019Observed: 20.89 ft at 2:45AM Jul 11, 2019Observed: 20.91 ft at 3:00AM Jul 11, 2019Observed: 20.88 ft at 3:15AM Jul 11, 2019Observed: 20.88 ft at 3:30AM Jul 11, 2019Observed: 20.91 ft at 3:45AM Jul 11, 2019Observed: 20.82 ft at 4:00AM Jul 11, 2019Observed: 20.83 ft at 4:15AM Jul 11, 2019Observed: 20.88 ft at 4:30AM Jul 11, 2019Observed: 20.88 ft at 4:45AM Jul 11, 2019Observed: 20.87 ft at 5:00AM Jul 11, 2019Observed: 20.88 ft at 5:15AM Jul 11, 2019Observed: 20.91 ft at 5:30AM Jul 11, 2019Observed: 20.83 ft at 5:45AM Jul 11, 2019Observed: 20.84 ft at 6:00AM Jul 11, 2019Observed: 20.86 ft at 6:15AM Jul 11, 2019Observed: 20.83 ft at 6:30AM Jul 11, 2019Observed: 20.79 ft at 6:45AM Jul 11, 2019Observed: 20.75 ft at 7:00AM Jul 11, 2019Observed: 20.76 ft at 7:15AM Jul 11, 2019Observed: 20.77 ft at 7:30AM Jul 11, 2019Observed: 20.76 ft at 7:45AM Jul 11, 2019Observed: 20.74 ft at 8:00AM Jul 11, 2019Observed: 20.78 ft at 8:15AM Jul 11, 2019Observed: 20.71 ft at 8:30AM Jul 11, 2019Observed: 20.69 ft at 8:45AM Jul 11, 2019Observed: 20.68 ft at 9:00AM Jul 11, 2019Observed: 20.68 ft at 9:15AM Jul 11, 2019Observed: 20.67 ft at 9:30AM Jul 11, 2019Observed: 20.66 ft at 9:45AM Jul 11, 2019Observed: 20.67 ft at 10:00AM Jul 11, 2019Observed: 20.66 ft at 10:15AM Jul 11, 2019Observed: 20.64 ft at 10:30AM Jul 11, 2019Observed: 20.62 ft at 10:45AM Jul 11, 2019Observed: 20.64 ft at 11:00AM Jul 11, 2019Observed: 20.62 ft at 11:15AM Jul 11, 2019Observed: 20.62 ft at 11:30AM Jul 11, 2019Observed: 20.62 ft at 11:45AM Jul 11, 2019Observed: 20.58 ft at 12:00PM Jul 11, 2019Observed: 20.6 ft at 12:15PM Jul 11, 2019Observed: 20.61 ft at 12:30PM Jul 11, 2019Observed: 20.6 ft at 12:45PM Jul 11, 2019Observed: 20.6 ft at 1:00PM Jul 11, 2019Observed: 20.6 ft at 1:15PM Jul 11, 2019Observed: 20.6 ft at 1:30PM Jul 11, 2019Observed: 20.59 ft at 1:45PM Jul 11, 2019Observed: 20.59 ft at 2:00PM Jul 11, 2019Observed: 20.59 ft at 2:15PM Jul 11, 2019Observed: 20.57 ft at 2:30PM Jul 11, 2019Observed: 20.57 ft at 2:45PM Jul 11, 2019Observed: 20.56 ft at 3:00PM Jul 11, 2019Observed: 20.57 ft at 3:15PM Jul 11, 2019Observed: 20.56 ft at 3:30PM Jul 11, 2019Observed: 20.57 ft at 3:45PM Jul 11, 2019Observed: 20.58 ft at 4:00PM Jul 11, 2019Observed: 20.58 ft at 4:15PM Jul 11, 2019Observed: 20.54 ft at 4:30PM Jul 11, 2019Observed: 20.6 ft at 4:45PM Jul 11, 2019Observed: 20.61 ft at 5:00PM Jul 11, 2019Observed: 20.62 ft at 5:15PM Jul 11, 2019Observed: 20.63 ft at 5:30PM Jul 11, 2019Observed: 20.64 ft at 5:45PM Jul 11, 2019Observed: 20.72 ft at 6:00PM Jul 11, 2019Observed: 20.68 ft at 6:15PM Jul 11, 2019Observed: 20.64 ft at 6:30PM Jul 11, 2019Observed: 20.69 ft at 6:45PM Jul 11, 2019Observed: 20.73 ft at 7:00PM Jul 11, 2019Observed: 20.73 ft at 7:15PM Jul 11, 2019Observed: 20.77 ft at 7:30PM Jul 11, 2019Observed: 20.79 ft at 7:45PM Jul 11, 2019Observed: 20.76 ft at 8:00PM Jul 11, 2019Observed: 20.74 ft at 8:15PM Jul 11, 2019Observed: 20.82 ft at 8:30PM Jul 11, 2019Observed: 20.88 ft at 8:45PM Jul 11, 2019Observed: 20.9 ft at 9:00PM Jul 11, 2019Observed: 20.9 ft at 9:15PM Jul 11, 2019Observed: 20.93 ft at 9:30PM Jul 11, 2019Observed: 20.94 ft at 9:45PM Jul 11, 2019Observed: 20.87 ft at 10:00PM Jul 11, 2019Observed: 20.9 ft at 10:15PM Jul 11, 2019Observed: 20.98 ft at 10:30PM Jul 11, 2019Observed: 20.98 ft at 10:45PM Jul 11, 2019Observed: 20.97 ft at 11:00PM Jul 11, 2019Observed: 20.98 ft at 11:15PM Jul 11, 2019Observed: 20.94 ft at 11:30PM Jul 11, 2019Observed: 20.95 ft at 11:45PM Jul 11, 2019Observed: 21 ft at 12:00AM Jul 12, 2019Observed: 20.98 ft at 12:15AM Jul 12, 2019Observed: 20.94 ft at 12:30AM Jul 12, 2019Observed: 20.93 ft at 12:45AM Jul 12, 2019Observed: 20.93 ft at 1:00AM Jul 12, 2019Observed: 20.92 ft at 1:15AM Jul 12, 2019Observed: 20.91 ft at 1:30AM Jul 12, 2019Observed: 20.89 ft at 1:45AM Jul 12, 2019Observed: 20.83 ft at 2:00AM Jul 12, 2019Observed: 20.82 ft at 2:15AM Jul 12, 2019Observed: 20.86 ft at 2:30AM Jul 12, 2019Observed: 20.85 ft at 2:45AM Jul 12, 2019Observed: 20.81 ft at 3:00AM Jul 12, 2019Observed: 20.79 ft at 3:15AM Jul 12, 2019Observed: 20.74 ft at 3:30AM Jul 12, 2019Observed: 20.76 ft at 3:45AM Jul 12, 2019Observed: 20.78 ft at 4:00AM Jul 12, 2019Observed: 20.76 ft at 4:15AM Jul 12, 2019Observed: 20.77 ft at 4:30AM Jul 12, 2019Observed: 20.77 ft at 4:45AM Jul 12, 2019Observed: 20.81 ft at 5:00AM Jul 12, 2019Observed: 20.84 ft at 5:15AM Jul 12, 2019Observed: 20.73 ft at 5:30AM Jul 12, 2019Observed: 20.81 ft at 5:45AM Jul 12, 2019Observed: 20.79 ft at 6:00AM Jul 12, 2019Observed: 20.79 ft at 6:15AM Jul 12, 2019Observed: 20.72 ft at 6:30AM Jul 12, 2019Observed: 20.7 ft at 6:45AM Jul 12, 2019Observed: 20.77 ft at 7:00AM Jul 12, 2019Observed: 20.76 ft at 7:15AM Jul 12, 2019Observed: 20.72 ft at 7:30AM Jul 12, 2019Observed: 20.69 ft at 7:45AM Jul 12, 2019Observed: 20.71 ft at 8:00AM Jul 12, 2019Observed: 20.72 ft at 8:15AM Jul 12, 2019Observed: 20.66 ft at 8:30AM Jul 12, 2019Observed: 20.63 ft at 8:45AM Jul 12, 2019Observed: 20.66 ft at 9:00AM Jul 12, 2019Observed: 20.69 ft at 9:15AM Jul 12, 2019Observed: 20.56 ft at 9:30AM Jul 12, 2019Observed: 20.53 ft at 9:45AM Jul 12, 2019Observed: 20.51 ft at 10:00AM Jul 12, 2019Observed: 20.51 ft at 10:15AM Jul 12, 2019Observed: 20.47 ft at 10:30AM Jul 12, 2019Observed: 20.45 ft at 10:45AM Jul 12, 2019Observed: 20.45 ft at 11:00AM Jul 12, 2019Observed: 20.42 ft at 11:15AM Jul 12, 2019Observed: 20.41 ft at 11:30AM Jul 12, 2019Observed: 20.39 ft at 11:45AM Jul 12, 2019Observed: 20.4 ft at 12:00PM Jul 12, 2019Observed: 20.38 ft at 12:15PM Jul 12, 2019Observed: 20.34 ft at 12:30PM Jul 12, 2019Observed: 20.39 ft at 12:45PM Jul 12, 2019Observed: 20.42 ft at 1:00PM Jul 12, 2019Observed: 20.41 ft at 1:15PM Jul 12, 2019Observed: 20.4 ft at 1:30PM Jul 12, 2019Observed: 20.45 ft at 1:45PM Jul 12, 2019Observed: 20.43 ft at 2:00PM Jul 12, 2019Observed: 20.45 ft at 2:15PM Jul 12, 2019Observed: 20.46 ft at 2:30PM Jul 12, 2019Observed: 20.47 ft at 2:45PM Jul 12, 2019Observed: 20.47 ft at 3:00PM Jul 12, 2019Observed: 20.47 ft at 3:15PM Jul 12, 2019Observed: 20.49 ft at 3:30PM Jul 12, 2019Observed: 20.46 ft at 3:45PM Jul 12, 2019Observed: 20.49 ft at 4:00PM Jul 12, 2019Observed: 20.49 ft at 4:15PM Jul 12, 2019Observed: 20.51 ft at 4:30PM Jul 12, 2019Observed: 20.48 ft at 4:45PM Jul 12, 2019Observed: 20.52 ft at 5:00PM Jul 12, 2019Observed: 20.52 ft at 5:15PM Jul 12, 2019Observed: 20.52 ft at 5:30PM Jul 12, 2019Observed: 20.54 ft at 5:45PM Jul 12, 2019Observed: 20.57 ft at 6:00PM Jul 12, 2019Observed: 20.58 ft at 6:15PM Jul 12, 2019Observed: 20.61 ft at 6:30PM Jul 12, 2019Observed: 20.65 ft at 6:45PM Jul 12, 2019Observed: 20.79 ft at 7:00PM Jul 12, 2019Observed: 20.65 ft at 7:15PM Jul 12, 2019Observed: 20.65 ft at 7:30PM Jul 12, 2019Observed: 20.59 ft at 7:45PM Jul 12, 2019Observed: 20.6 ft at 8:00PM Jul 12, 2019Observed: 20.67 ft at 8:15PM Jul 12, 2019Observed: 20.68 ft at 8:30PM Jul 12, 2019Observed: 20.66 ft at 8:45PM Jul 12, 2019Observed: 20.73 ft at 9:00PM Jul 12, 2019Observed: 20.69 ft at 9:15PM Jul 12, 2019Observed: 20.73 ft at 9:30PM Jul 12, 2019Observed: 20.73 ft at 9:45PM Jul 12, 2019Observed: 20.62 ft at 10:00PM Jul 12, 2019Observed: 20.68 ft at 10:15PM Jul 12, 2019Observed: 20.76 ft at 10:30PM Jul 12, 2019Observed: 20.77 ft at 10:45PM Jul 12, 2019Observed: 20.74 ft at 11:00PM Jul 12, 2019Observed: 20.77 ft at 11:15PM Jul 12, 2019Observed: 20.8 ft at 11:30PM Jul 12, 2019Observed: 20.8 ft at 11:45PM Jul 12, 2019Observed: 20.72 ft at 12:00AM Jul 13, 2019Observed: 20.76 ft at 12:15AM Jul 13, 2019Observed: 20.85 ft at 12:30AM Jul 13, 2019Observed: 20.8 ft at 12:45AM Jul 13, 2019Observed: 20.73 ft at 1:00AM Jul 13, 2019Observed: 20.76 ft at 1:15AM Jul 13, 2019Observed: 20.84 ft at 1:30AM Jul 13, 2019Observed: 20.82 ft at 1:45AM Jul 13, 2019Observed: 20.8 ft at 2:00AM Jul 13, 2019Observed: 20.71 ft at 2:15AM Jul 13, 2019Observed: 20.79 ft at 2:30AM Jul 13, 2019Observed: 20.83 ft at 2:45AM Jul 13, 2019Observed: 20.77 ft at 3:00AM Jul 13, 2019Observed: 20.78 ft at 3:15AM Jul 13, 2019Observed: 20.71 ft at 3:30AM Jul 13, 2019Observed: 20.76 ft at 3:45AM Jul 13, 2019Observed: 20.81 ft at 4:00AM Jul 13, 2019Observed: 20.8 ft at 4:15AM Jul 13, 2019Observed: 20.73 ft at 4:30AM Jul 13, 2019Observed: 20.72 ft at 4:45AM Jul 13, 2019Observed: 20.62 ft at 5:00AM Jul 13, 2019Observed: 20.64 ft at 5:15AM Jul 13, 2019Observed: 20.67 ft at 5:30AM Jul 13, 2019Observed: 20.63 ft at 5:45AM Jul 13, 2019Observed: 20.63 ft at 6:00AM Jul 13, 2019Observed: 20.52 ft at 6:15AM Jul 13, 2019Observed: 20.56 ft at 6:30AM Jul 13, 2019Observed: 20.61 ft at 6:45AM Jul 13, 2019Observed: 20.59 ft at 7:00AM Jul 13, 2019Observed: 20.56 ft at 7:15AM Jul 13, 2019Observed: 20.56 ft at 7:30AM Jul 13, 2019Observed: 20.6 ft at 7:45AM Jul 13, 2019Observed: 20.61 ft at 8:00AM Jul 13, 2019Observed: 20.58 ft at 8:15AM Jul 13, 2019Observed: 20.6 ft at 8:30AM Jul 13, 2019Observed: 20.56 ft at 8:45AM Jul 13, 2019Observed: 20.55 ft at 9:00AM Jul 13, 2019Observed: 20.56 ft at 9:15AM Jul 13, 2019Observed: 20.53 ft at 9:30AM Jul 13, 2019Observed: 20.49 ft at 9:45AM Jul 13, 2019Observed: 20.49 ft at 10:00AM Jul 13, 2019Observed: 20.47 ft at 10:15AM Jul 13, 2019Observed: 20.46 ft at 10:30AM Jul 13, 2019Observed: 20.45 ft at 10:45AM Jul 13, 2019Observed: 20.44 ft at 11:00AM Jul 13, 2019Observed: 20.51 ft at 11:15AM Jul 13, 2019Observed: 20.44 ft at 11:30AM Jul 13, 2019Observed: 20.41 ft at 11:45AM Jul 13, 2019Observed: 20.37 ft at 12:00PM Jul 13, 2019Observed: 20.35 ft at 12:15PM Jul 13, 2019Observed: 20.41 ft at 12:30PM Jul 13, 2019Observed: 20.39 ft at 12:45PM Jul 13, 2019Observed: 20.4 ft at 1:00PM Jul 13, 2019Observed: 20.39 ft at 1:15PM Jul 13, 2019Observed: 20.41 ft at 1:30PM Jul 13, 2019Observed: 20.38 ft at 1:45PM Jul 13, 2019Observed: 20.36 ft at 2:00PM Jul 13, 2019Observed: 20.37 ft at 2:15PM Jul 13, 2019Observed: 20.42 ft at 2:30PM Jul 13, 2019Observed: 20.38 ft at 2:45PM Jul 13, 2019Observed: 20.35 ft at 3:00PM Jul 13, 2019Observed: 20.4 ft at 3:15PM Jul 13, 2019Observed: 20.35 ft at 3:30PM Jul 13, 2019Observed: 20.36 ft at 3:45PM Jul 13, 2019Observed: 20.36 ft at 4:00PM Jul 13, 2019Observed: 20.34 ft at 4:15PM Jul 13, 2019Observed: 20.39 ft at 4:30PM Jul 13, 2019Observed: 20.42 ft at 4:45PM Jul 13, 2019Observed: 20.4 ft at 5:00PM Jul 13, 2019Observed: 20.44 ft at 5:15PM Jul 13, 2019Observed: 20.47 ft at 5:30PM Jul 13, 2019Observed: 20.51 ft at 5:45PM Jul 13, 2019Observed: 20.56 ft at 6:00PM Jul 13, 2019Observed: 20.56 ft at 6:15PM Jul 13, 2019Observed: 20.63 ft at 6:30PM Jul 13, 2019Observed: 20.64 ft at 6:45PM Jul 13, 2019Observed: 20.73 ft at 7:00PM Jul 13, 2019Observed: 20.71 ft at 7:15PM Jul 13, 2019Observed: 20.72 ft at 7:30PM Jul 13, 2019Observed: 20.69 ft at 7:45PM Jul 13, 2019Observed: 20.73 ft at 8:00PM Jul 13, 2019Observed: 20.8 ft at 8:15PM Jul 13, 2019Observed: 20.82 ft at 8:30PM Jul 13, 2019Observed: 20.81 ft at 8:45PM Jul 13, 2019Observed: 20.85 ft at 9:00PM Jul 13, 2019Observed: 20.81 ft at 9:15PM Jul 13, 2019Observed: 20.77 ft at 9:30PM Jul 13, 2019Observed: 20.8 ft at 9:45PM Jul 13, 2019Observed: 20.8 ft at 10:00PM Jul 13, 2019Observed: 20.77 ft at 10:15PM Jul 13, 2019Observed: 20.77 ft at 10:30PM Jul 13, 2019Observed: 20.78 ft at 10:45PM Jul 13, 2019Observed: 20.78 ft at 11:00PM Jul 13, 2019Observed: 20.76 ft at 11:15PM Jul 13, 2019Observed: 20.75 ft at 11:30PM Jul 13, 2019Observed: 20.76 ft at 11:45PM Jul 13, 2019Observed: 20.76 ft at 12:00AM Jul 14, 2019Observed: 20.66 ft at 12:15AM Jul 14, 2019Observed: 20.71 ft at 12:30AM Jul 14, 2019Observed: 20.75 ft at 12:45AM Jul 14, 2019Observed: 20.71 ft at 1:00AM Jul 14, 2019Observed: 20.71 ft at 1:15AM Jul 14, 2019Observed: 20.63 ft at 1:30AM Jul 14, 2019Observed: 20.65 ft at 1:45AM Jul 14, 2019Observed: 20.69 ft at 2:00AM Jul 14, 2019Observed: 20.68 ft at 2:15AM Jul 14, 2019Observed: 20.66 ft at 2:30AM Jul 14, 2019Observed: 20.56 ft at 2:45AM Jul 14, 2019Observed: 20.6 ft at 3:00AM Jul 14, 2019Observed: 20.64 ft at 3:15AM Jul 14, 2019Observed: 20.62 ft at 3:30AM Jul 14, 2019Observed: 20.59 ft at 3:45AM Jul 14, 2019Observed: 20.59 ft at 4:00AM Jul 14, 2019Observed: 20.56 ft at 4:15AM Jul 14, 2019Observed: 20.54 ft at 4:30AM Jul 14, 2019Observed: 20.56 ft at 4:45AM Jul 14, 2019Observed: 20.61 ft at 5:00AM Jul 14, 2019Observed: 20.52 ft at 5:15AM Jul 14, 2019Observed: 20.55 ft at 5:30AM Jul 14, 2019Observed: 20.53 ft at 5:45AM Jul 14, 2019Observed: 20.54 ft at 6:00AM Jul 14, 2019Observed: 20.51 ft at 6:15AM Jul 14, 2019Observed: 20.44 ft at 6:30AM Jul 14, 2019Observed: 20.45 ft at 6:45AM Jul 14, 2019Observed: 20.49 ft at 7:00AM Jul 14, 2019Observed: 20.47 ft at 7:15AM Jul 14, 2019Observed: 20.45 ft at 7:30AM Jul 14, 2019Observed: 20.45 ft at 7:45AM Jul 14, 2019Observed: 20.46 ft at 8:00AM Jul 14, 2019Observed: 20.45 ft at 8:15AM Jul 14, 2019Observed: 20.44 ft at 8:30AM Jul 14, 2019Observed: 20.44 ft at 8:45AM Jul 14, 2019Observed: 20.44 ft at 9:00AM Jul 14, 2019Observed: 20.44 ft at 9:15AM Jul 14, 2019Observed: 20.45 ft at 9:30AM Jul 14, 2019Observed: 20.42 ft at 9:45AM Jul 14, 2019Observed: 20.42 ft at 10:00AM Jul 14, 2019Observed: 20.41 ft at 10:15AM Jul 14, 2019Observed: 20.43 ft at 10:30AM Jul 14, 2019Observed: 20.45 ft at 10:45AM Jul 14, 2019Observed: 20.43 ft at 11:00AM Jul 14, 2019Observed: 20.4 ft at 11:15AM Jul 14, 2019Observed: 20.41 ft at 11:30AM Jul 14, 2019Observed: 20.41 ft at 11:45AM Jul 14, 2019Observed: 20.39 ft at 12:00PM Jul 14, 2019Observed: 20.38 ft at 12:15PM Jul 14, 2019Observed: 20.41 ft at 12:30PM Jul 14, 2019Observed: 20.37 ft at 12:45PM Jul 14, 2019Observed: 20.35 ft at 1:00PM Jul 14, 2019Observed: 20.34 ft at 1:15PM Jul 14, 2019Observed: 20.38 ft at 1:30PM Jul 14, 2019Observed: 20.32 ft at 1:45PM Jul 14, 2019Observed: 20.32 ft at 2:00PM Jul 14, 2019Observed: 20.31 ft at 2:15PM Jul 14, 2019Observed: 20.32 ft at 2:30PM Jul 14, 2019Observed: 20.3 ft at 2:45PM Jul 14, 2019Observed: 20.18 ft at 3:00PM Jul 14, 2019Observed: 20.22 ft at 3:15PM Jul 14, 2019Observed: 20.28 ft at 3:30PM Jul 14, 2019Observed: 20.31 ft at 3:45PM Jul 14, 2019Observed: 20.25 ft at 4:00PM Jul 14, 2019Observed: 20.28 ft at 4:15PM Jul 14, 2019Observed: 20.3 ft at 4:30PM Jul 14, 2019Observed: 20.31 ft at 4:45PM Jul 14, 2019Observed: 20.35 ft at 5:00PM Jul 14, 2019Observed: 20.33 ft at 5:15PM Jul 14, 2019Observed: 20.36 ft at 5:30PM Jul 14, 2019Observed: 20.37 ft at 5:45PM Jul 14, 2019Observed: 20.37 ft at 6:00PM Jul 14, 2019Observed: 20.4 ft at 6:15PM Jul 14, 2019Observed: 20.4 ft at 6:30PM Jul 14, 2019Observed: 20.43 ft at 6:45PM Jul 14, 2019Observed: 20.46 ft at 7:00PM Jul 14, 2019Observed: 20.46 ft at 7:15PM Jul 14, 2019Observed: 20.46 ft at 7:30PM Jul 14, 2019Observed: 20.51 ft at 7:45PM Jul 14, 2019Observed: 20.54 ft at 8:00PM Jul 14, 2019Observed: 20.5 ft at 8:15PM Jul 14, 2019Observed: 20.54 ft at 8:30PM Jul 14, 2019Observed: 20.63 ft at 8:45PM Jul 14, 2019Observed: 20.74 ft at 9:00PM Jul 14, 2019Observed: 20.75 ft at 9:15PM Jul 14, 2019Observed: 20.75 ft at 9:30PM Jul 14, 2019Observed: 20.83 ft at 9:45PM Jul 14, 2019Observed: 20.86 ft at 10:00PM Jul 14, 2019Observed: 20.9 ft at 10:15PM Jul 14, 2019Observed: 20.86 ft at 10:30PM Jul 14, 2019Observed: 20.74 ft at 10:45PM Jul 14, 2019Observed: 20.79 ft at 11:00PM Jul 14, 2019Observed: 20.81 ft at 11:15PM Jul 14, 2019Observed: 20.79 ft at 11:30PM Jul 14, 2019Observed: 20.78 ft at 11:45PM Jul 14, 2019Observed: 20.82 ft at 12:00AM Jul 15, 2019Observed: 20.83 ft at 12:15AM Jul 15, 2019Observed: 20.78 ft at 12:30AM Jul 15, 2019Observed: 20.75 ft at 12:45AM Jul 15, 2019Observed: 20.79 ft at 1:00AM Jul 15, 2019Observed: 20.74 ft at 1:15AM Jul 15, 2019Observed: 20.82 ft at 1:30AM Jul 15, 2019Observed: 20.86 ft at 1:45AM Jul 15, 2019Observed: 20.87 ft at 2:00AM Jul 15, 2019Observed: 20.9 ft at 2:15AM Jul 15, 2019Observed: 20.9 ft at 2:30AM Jul 15, 2019Observed: 20.91 ft at 2:45AM Jul 15, 2019Observed: 20.86 ft at 3:00AM Jul 15, 2019Observed: 20.88 ft at 3:15AM Jul 15, 2019Observed: 20.97 ft at 3:30AM Jul 15, 2019Observed: 20.95 ft at 3:45AM Jul 15, 2019Observed: 20.92 ft at 4:00AM Jul 15, 2019Observed: 20.85 ft at 4:15AM Jul 15, 2019Observed: 20.88 ft at 4:30AM Jul 15, 2019Observed: 20.94 ft at 4:45AM Jul 15, 2019Observed: 20.94 ft at 5:00AM Jul 15, 2019Observed: 20.9 ft at 5:15AM Jul 15, 2019Observed: 20.89 ft at 5:30AM Jul 15, 2019Observed: 20.92 ft at 5:45AM Jul 15, 2019Observed: 20.95 ft at 6:00AM Jul 15, 2019Observed: 20.82 ft at 6:15AM Jul 15, 2019Observed: 20.8 ft at 6:30AM Jul 15, 2019Observed: 20.75 ft at 6:45AM Jul 15, 2019Observed: 20.75 ft at 7:00AM Jul 15, 2019Observed: 20.71 ft at 7:15AM Jul 15, 2019Observed: 20.66 ft at 7:30AM Jul 15, 2019Observed: 20.64 ft at 7:45AM Jul 15, 2019Observed: 20.61 ft at 8:00AM Jul 15, 2019Observed: 20.57 ft at 8:15AM Jul 15, 2019Observed: 20.55 ft at 8:30AM Jul 15, 2019Observed: 20.51 ft at 8:45AM Jul 15, 2019Observed: 20.5 ft at 9:00AM Jul 15, 2019Observed: 20.47 ft at 9:15AM Jul 15, 2019Observed: 20.48 ft at 9:30AM Jul 15, 2019Observed: 20.45 ft at 9:45AM Jul 15, 2019Observed: 20.46 ft at 10:00AM Jul 15, 2019Observed: 20.44 ft at 10:15AM Jul 15, 2019Observed: 20.42 ft at 10:30AM Jul 15, 2019Observed: 20.43 ft at 10:45AM Jul 15, 2019Observed: 20.43 ft at 11:00AM Jul 15, 2019Observed: 20.44 ft at 11:15AM Jul 15, 2019Observed: 20.43 ft at 11:30AM Jul 15, 2019Observed: 20.43 ft at 11:45AM Jul 15, 2019Observed: 20.43 ft at 12:00PM Jul 15, 2019Observed: 20.42 ft at 12:15PM Jul 15, 2019Observed: 20.39 ft at 12:30PM Jul 15, 2019Observed: 20.41 ft at 12:45PM Jul 15, 2019Observed: 20.38 ft at 1:00PM Jul 15, 2019Observed: 20.37 ft at 1:15PM Jul 15, 2019Observed: 20.36 ft at 1:30PM Jul 15, 2019Observed: 20.36 ft at 1:45PM Jul 15, 2019Observed: 20.35 ft at 2:00PM Jul 15, 2019Observed: 20.33 ft at 2:15PM Jul 15, 2019Observed: 20.32 ft at 2:30PM Jul 15, 2019Observed: 20.34 ft at 2:45PM Jul 15, 2019Observed: 20.32 ft at 3:00PM Jul 15, 2019Observed: 20.35 ft at 3:15PM Jul 15, 2019Observed: 20.35 ft at 3:30PM Jul 15, 2019Observed: 20.36 ft at 3:45PM Jul 15, 2019Observed: 20.33 ft at 4:00PM Jul 15, 2019Observed: 20.33 ft at 4:15PM Jul 15, 2019Observed: 20.26 ft at 4:30PM Jul 15, 2019Observed: 20.29 ft at 4:45PM Jul 15, 2019Observed: 20.29 ft at 5:00PM Jul 15, 2019Observed: 20.3 ft at 5:15PM Jul 15, 2019Observed: 20.25 ft at 5:30PM Jul 15, 2019Observed: 20.29 ft at 5:45PM Jul 15, 2019Observed: 20.3 ft at 6:00PM Jul 15, 2019Observed: 20.33 ft at 6:15PM Jul 15, 2019Observed: 20.35 ft at 6:30PM Jul 15, 2019Observed: 20.36 ft at 6:45PM Jul 15, 2019Observed: 20.4 ft at 7:00PM Jul 15, 2019Observed: 20.39 ft at 7:15PM Jul 15, 2019Observed: 20.43 ft at 7:30PM Jul 15, 2019Observed: 20.32 ft at 7:45PM Jul 15, 2019Observed: 20.45 ft at 8:00PM Jul 15, 2019Observed: 20.48 ft at 8:15PM Jul 15, 2019Observed: 20.49 ft at 8:30PM Jul 15, 2019Observed: 20.51 ft at 8:45PM Jul 15, 2019Observed: 20.43 ft at 9:00PM Jul 15, 2019Observed: 20.47 ft at 9:15PM Jul 15, 2019Observed: 20.55 ft at 9:30PM Jul 15, 2019Observed: 20.55 ft at 9:45PM Jul 15, 2019Observed: 20.5 ft at 10:00PM Jul 15, 2019Observed: 20.49 ft at 10:15PM Jul 15, 2019Observed: 20.44 ft at 10:30PM Jul 15, 2019Observed: 20.5 ft at 10:45PM Jul 15, 2019Observed: 20.52 ft at 11:00PM Jul 15, 2019Observed: 20.5 ft at 11:15PM Jul 15, 2019Observed: 20.49 ft at 11:30PM Jul 15, 2019Observed: 20.49 ft at 11:45PM Jul 15, 2019Observed: 20.52 ft at 12:00AM Jul 16, 2019Observed: 20.46 ft at 12:15AM Jul 16, 2019Observed: 20.49 ft at 12:30AM Jul 16, 2019Observed: 20.53 ft at 12:45AM Jul 16, 2019Observed: 20.54 ft at 1:00AM Jul 16, 2019Observed: 20.5 ft at 1:15AM Jul 16, 2019Observed: 20.4 ft at 1:30AM Jul 16, 2019Observed: 20.46 ft at 1:45AM Jul 16, 2019Observed: 20.52 ft at 2:00AM Jul 16, 2019Observed: 20.52 ft at 2:15AM Jul 16, 2019Observed: 20.49 ft at 2:30AM Jul 16, 2019Observed: 20.52 ft at 2:45AM Jul 16, 2019Observed: 20.53 ft at 3:00AM Jul 16, 2019Observed: 20.51 ft at 3:15AM Jul 16, 2019Observed: 20.47 ft at 3:30AM Jul 16, 2019Observed: 20.53 ft at 3:45AM Jul 16, 2019Observed: 20.57 ft at 4:00AM Jul 16, 2019Observed: 20.46 ft at 4:15AM Jul 16, 2019Observed: 20.56 ft at 4:30AM Jul 16, 2019Observed: 20.54 ft at 4:45AM Jul 16, 2019Observed: 20.65 ft at 5:00AM Jul 16, 2019Observed: 20.7 ft at 5:15AM Jul 16, 2019Observed: 20.69 ft at 5:30AM Jul 16, 2019Observed: 20.72 ft at 5:45AM Jul 16, 2019Observed: 20.72 ft at 6:00AM Jul 16, 2019Observed: 20.74 ft at 6:15AM Jul 16, 2019Observed: 20.73 ft at 6:30AM Jul 16, 2019Observed: 20.68 ft at 6:45AM Jul 16, 2019Observed: 20.67 ft at 7:00AM Jul 16, 2019Observed: 20.68 ft at 7:15AM Jul 16, 2019Observed: 20.57 ft at 7:30AM Jul 16, 2019Observed: 20.56 ft at 7:45AM Jul 16, 2019Observed: 20.53 ft at 8:00AM Jul 16, 2019Observed: 20.47 ft at 8:15AM Jul 16, 2019Observed: 20.47 ft at 8:30AM Jul 16, 2019Observed: 20.44 ft at 8:45AM Jul 16, 2019Observed: 20.42 ft at 9:00AM Jul 16, 2019Observed: 20.4 ft at 9:15AM Jul 16, 2019Observed: 20.4 ft at 9:30AM Jul 16, 2019Observed: 20.38 ft at 9:45AM Jul 16, 2019Observed: 20.36 ft at 10:00AM Jul 16, 2019Observed: 20.37 ft at 10:15AM Jul 16, 2019Observed: 20.37 ft at 10:30AM Jul 16, 2019Observed: 0 ft at 10:45AM Jul 16, 2019Observed: 20.38 ft at 11:00AM Jul 16, 2019Observed: 20.38 ft at 11:15AM Jul 16, 2019Observed: 20.36 ft at 11:30AM Jul 16, 2019Observed: 20.36 ft at 11:45AM Jul 16, 2019Observed: 20.33 ft at 12:00PM Jul 16, 2019Observed: 20.32 ft at 12:15PM Jul 16, 2019Observed: 20.32 ft at 12:30PM Jul 16, 2019Observed: 20.31 ft at 12:45PM Jul 16, 2019Observed: 20.28 ft at 1:00PM Jul 16, 2019Observed: 20.27 ft at 1:15PM Jul 16, 2019Observed: 20.26 ft at 1:30PM Jul 16, 2019Observed: 20.26 ft at 1:45PM Jul 16, 2019Observed: 20.23 ft at 2:00PM Jul 16, 2019Observed: 20.24 ft at 2:15PM Jul 16, 2019Observed: 20.24 ft at 2:30PM Jul 16, 2019Observed: 20.23 ft at 2:45PM Jul 16, 2019Observed: 20.21 ft at 3:00PM Jul 16, 2019Observed: 20.21 ft at 3:15PM Jul 16, 2019Observed: 20.22 ft at 3:30PM Jul 16, 2019Observed: 20.22 ft at 3:45PM Jul 16, 2019USGS--Water Resources of the United StatesSNAI2(plotting HGIRG) Graph Created (5:08PM Jul 16, 2019)ObservedLatest observed value: 20.22 ft at 3:45 PM CDT 16-Jul-2019.
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the Illinois River at Seneca. During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Not Available

Historic Crests
(1) 30.78 ft on 12/21/2018

(P): Preliminary values subject to further review.

Recent Crests
(1) 30.78 ft on 12/21/2018

(P): Preliminary values subject to further review.

Low Water Records
(1) 18.99 ft on 12/02/2018
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.
About This Location Collapse

Latitude: 41.299722° N, Longitude: 88.614167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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:
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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
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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