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Hydrograph River at a Glance Download
Chicago Sanitary and Ship Canal at Chicago (Western Ave) Stage (ft)Observed: -2 ft at 8:50PM Jul 27, 2021Observed: -1.94 ft at 9:00PM Jul 27, 2021Observed: -2 ft at 9:10PM Jul 27, 2021Observed: -1.93 ft at 9:20PM Jul 27, 2021Observed: -1.94 ft at 9:30PM Jul 27, 2021Observed: -1.96 ft at 9:40PM Jul 27, 2021Observed: -2.1 ft at 9:50PM Jul 27, 2021Observed: -2.02 ft at 10:00PM Jul 27, 2021Observed: -2.02 ft at 10:10PM Jul 27, 2021Observed: -2.03 ft at 10:20PM Jul 27, 2021Observed: -2 ft at 10:30PM Jul 27, 2021Observed: -1.98 ft at 10:40PM Jul 27, 2021Observed: -2.02 ft at 10:50PM Jul 27, 2021Observed: -2.04 ft at 11:00PM Jul 27, 2021Observed: -2.02 ft at 11:10PM Jul 27, 2021Observed: -2.01 ft at 11:20PM Jul 27, 2021Observed: -2.02 ft at 11:30PM Jul 27, 2021Observed: -2.03 ft at 11:40PM Jul 27, 2021Observed: -2.03 ft at 11:50PM Jul 27, 2021Observed: -2.05 ft at 12:00AM Jul 28, 2021Observed: -2.07 ft at 12:10AM Jul 28, 2021Observed: -2.04 ft at 12:20AM Jul 28, 2021Observed: -2.16 ft at 12:30AM Jul 28, 2021Observed: -2.1 ft at 12:40AM Jul 28, 2021Observed: -2.1 ft at 12:50AM Jul 28, 2021Observed: -2.12 ft at 1:00AM Jul 28, 2021Observed: -2.07 ft at 1:10AM Jul 28, 2021Observed: -2.08 ft at 1:20AM Jul 28, 2021Observed: -2.04 ft at 1:30AM Jul 28, 2021Observed: -2.07 ft at 1:40AM Jul 28, 2021Observed: -2.15 ft at 1:50AM Jul 28, 2021Observed: -2.11 ft at 2:00AM Jul 28, 2021Observed: -2.14 ft at 2:10AM Jul 28, 2021Observed: -2.18 ft at 2:20AM Jul 28, 2021Observed: -2.14 ft at 2:30AM Jul 28, 2021Observed: -2.17 ft at 2:40AM Jul 28, 2021Observed: -2.19 ft at 2:50AM Jul 28, 2021Observed: -2.19 ft at 3:00AM Jul 28, 2021Observed: -2.2 ft at 3:10AM Jul 28, 2021Observed: -2.22 ft at 3:20AM Jul 28, 2021Observed: -2.22 ft at 3:30AM Jul 28, 2021Observed: -2.23 ft at 3:40AM Jul 28, 2021Observed: -2.27 ft at 3:50AM Jul 28, 2021Observed: -2.28 ft at 4:00AM Jul 28, 2021Observed: -2.25 ft at 4:10AM Jul 28, 2021Observed: -2.26 ft at 4:20AM Jul 28, 2021Observed: -2.26 ft at 4:30AM Jul 28, 2021Observed: -2.3 ft at 4:40AM Jul 28, 2021Observed: -2.3 ft at 4:50AM Jul 28, 2021Observed: -2.31 ft at 5:00AM Jul 28, 2021Observed: -2.34 ft at 5:10AM Jul 28, 2021Observed: -2.32 ft at 5:20AM Jul 28, 2021Observed: -2.33 ft at 5:30AM Jul 28, 2021Observed: -2.34 ft at 5:40AM Jul 28, 2021Observed: -2.34 ft at 5:50AM Jul 28, 2021Observed: -2.37 ft at 6:00AM Jul 28, 2021Observed: -2.43 ft at 6:10AM Jul 28, 2021Observed: -2.46 ft at 6:20AM Jul 28, 2021Observed: -2.45 ft at 6:30AM Jul 28, 2021Observed: -2.46 ft at 6:40AM Jul 28, 2021Observed: -2.47 ft at 6:50AM Jul 28, 2021Observed: -2.45 ft at 7:00AM Jul 28, 2021Observed: -2.46 ft at 7:10AM Jul 28, 2021Observed: -2.47 ft at 7:20AM Jul 28, 2021Observed: -2.53 ft at 7:30AM Jul 28, 2021Observed: -2.48 ft at 7:40AM Jul 28, 2021Observed: -2.54 ft at 7:50AM Jul 28, 2021Observed: -2.54 ft at 8:00AM Jul 28, 2021Observed: -2.54 ft at 8:10AM Jul 28, 2021Observed: -2.55 ft at 8:20AM Jul 28, 2021Observed: -2.54 ft at 8:30AM Jul 28, 2021Observed: -2.57 ft at 8:40AM Jul 28, 2021Observed: -2.55 ft at 8:50AM Jul 28, 2021Observed: -2.59 ft at 9:00AM Jul 28, 2021Observed: -2.64 ft at 9:10AM Jul 28, 2021Observed: -2.64 ft at 9:20AM Jul 28, 2021Observed: -2.61 ft at 9:30AM Jul 28, 2021Observed: -2.65 ft at 9:40AM Jul 28, 2021Observed: -2.63 ft at 9:50AM Jul 28, 2021Observed: -2.57 ft at 10:00AM Jul 28, 2021Observed: -2.61 ft at 10:10AM Jul 28, 2021Observed: -2.58 ft at 10:20AM Jul 28, 2021Observed: -2.58 ft at 10:30AM Jul 28, 2021Observed: -2.56 ft at 10:40AM Jul 28, 2021Observed: -2.58 ft at 10:50AM Jul 28, 2021Observed: -2.54 ft at 11:00AM Jul 28, 2021Observed: -2.59 ft at 11:10AM Jul 28, 2021Observed: -2.58 ft at 11:20AM Jul 28, 2021Observed: -2.55 ft at 11:30AM Jul 28, 2021Observed: -2.57 ft at 11:40AM Jul 28, 2021Observed: -2.57 ft at 11:50AM Jul 28, 2021Observed: -2.53 ft at 12:00PM Jul 28, 2021Observed: -2.61 ft at 12:10PM Jul 28, 2021Observed: -2.66 ft at 12:20PM Jul 28, 2021Observed: -2.54 ft at 12:30PM Jul 28, 2021Observed: -2.6 ft at 12:40PM Jul 28, 2021Observed: -2.57 ft at 12:50PM Jul 28, 2021Observed: -2.52 ft at 1:00PM Jul 28, 2021Observed: -2.57 ft at 1:10PM Jul 28, 2021Observed: -2.58 ft at 1:20PM Jul 28, 2021Observed: -2.6 ft at 1:30PM Jul 28, 2021Observed: -2.66 ft at 1:40PM Jul 28, 2021Observed: -2.63 ft at 1:50PM Jul 28, 2021Observed: -2.62 ft at 2:00PM Jul 28, 2021Observed: -2.63 ft at 2:10PM Jul 28, 2021Observed: -2.6 ft at 2:20PM Jul 28, 2021Observed: -2.62 ft at 2:30PM Jul 28, 2021Observed: -2.61 ft at 2:40PM Jul 28, 2021Observed: -2.61 ft at 2:50PM Jul 28, 2021Observed: -2.62 ft at 3:00PM Jul 28, 2021Observed: -2.6 ft at 3:10PM Jul 28, 2021Observed: -2.59 ft at 3:20PM Jul 28, 2021Observed: -2.54 ft at 3:30PM Jul 28, 2021Observed: -2.61 ft at 3:40PM Jul 28, 2021Observed: -2.56 ft at 3:50PM Jul 28, 2021Observed: -2.6 ft at 4:00PM Jul 28, 2021Observed: -2.59 ft at 4:10PM Jul 28, 2021Observed: -2.57 ft at 4:20PM Jul 28, 2021Observed: -2.62 ft at 4:30PM Jul 28, 2021Observed: -2.64 ft at 4:40PM Jul 28, 2021Observed: -2.6 ft at 4:50PM Jul 28, 2021Observed: -2.58 ft at 5:00PM Jul 28, 2021Observed: -2.57 ft at 5:10PM Jul 28, 2021Observed: -2.51 ft at 5:20PM Jul 28, 2021Observed: -2.54 ft at 5:30PM Jul 28, 2021Observed: -2.54 ft at 5:40PM Jul 28, 2021Observed: -2.58 ft at 5:50PM Jul 28, 2021Observed: -2.58 ft at 6:00PM Jul 28, 2021Observed: -2.6 ft at 6:10PM Jul 28, 2021Observed: -2.61 ft at 6:20PM Jul 28, 2021Observed: -2.58 ft at 6:30PM Jul 28, 2021Observed: -2.57 ft at 6:40PM Jul 28, 2021Observed: -2.56 ft at 6:50PM Jul 28, 2021Observed: -2.58 ft at 7:00PM Jul 28, 2021Observed: -2.59 ft at 7:10PM Jul 28, 2021Observed: -2.66 ft at 7:20PM Jul 28, 2021Observed: -2.61 ft at 7:30PM Jul 28, 2021Observed: -2.61 ft at 7:40PM Jul 28, 2021Observed: -2.58 ft at 7:50PM Jul 28, 2021Observed: -2.54 ft at 8:00PM Jul 28, 2021Observed: -2.54 ft at 8:10PM Jul 28, 2021Observed: -2.55 ft at 8:20PM Jul 28, 2021Observed: -2.58 ft at 8:30PM Jul 28, 2021Observed: -2.58 ft at 8:40PM Jul 28, 2021Observed: -2.59 ft at 8:50PM Jul 28, 2021Observed: -2.56 ft at 9:00PM Jul 28, 2021Observed: -2.57 ft at 9:10PM Jul 28, 2021Observed: -2.56 ft at 9:20PM Jul 28, 2021Observed: -2.52 ft at 9:30PM Jul 28, 2021Observed: -2.55 ft at 9:40PM Jul 28, 2021Observed: -2.56 ft at 9:50PM Jul 28, 2021Observed: -2.55 ft at 10:00PM Jul 28, 2021Observed: -2.56 ft at 10:10PM Jul 28, 2021Observed: -2.53 ft at 10:20PM Jul 28, 2021Observed: -2.55 ft at 10:30PM Jul 28, 2021Observed: -2.52 ft at 10:40PM Jul 28, 2021Observed: -2.53 ft at 10:50PM Jul 28, 2021Observed: -2.51 ft at 11:00PM Jul 28, 2021Observed: -2.53 ft at 11:10PM Jul 28, 2021Observed: -2.6 ft at 11:20PM Jul 28, 2021Observed: -2.56 ft at 11:30PM Jul 28, 2021Observed: -2.54 ft at 11:40PM Jul 28, 2021Observed: -2.56 ft at 11:50PM Jul 28, 2021Observed: -2.52 ft at 12:00AM Jul 29, 2021Observed: -2.5 ft at 12:10AM Jul 29, 2021Observed: -2.54 ft at 12:20AM Jul 29, 2021Observed: -2.54 ft at 12:30AM Jul 29, 2021Observed: -2.56 ft at 12:40AM Jul 29, 2021Observed: -2.52 ft at 12:50AM Jul 29, 2021Observed: -2.54 ft at 1:00AM Jul 29, 2021Observed: -2.51 ft at 1:10AM Jul 29, 2021Observed: -2.5 ft at 1:20AM Jul 29, 2021Observed: -2.52 ft at 1:30AM Jul 29, 2021Observed: -2.55 ft at 1:40AM Jul 29, 2021Observed: -2.56 ft at 1:50AM Jul 29, 2021Observed: -2.67 ft at 2:00AM Jul 29, 2021Observed: -2.68 ft at 2:10AM Jul 29, 2021Observed: -2.67 ft at 2:20AM Jul 29, 2021Observed: -2.68 ft at 2:30AM Jul 29, 2021Observed: -2.66 ft at 2:40AM Jul 29, 2021Observed: -2.65 ft at 2:50AM Jul 29, 2021Observed: -2.7 ft at 3:00AM Jul 29, 2021Observed: -2.72 ft at 3:10AM Jul 29, 2021Observed: -2.75 ft at 3:20AM Jul 29, 2021Observed: -2.72 ft at 3:30AM Jul 29, 2021Observed: -2.74 ft at 3:40AM Jul 29, 2021Observed: -2.74 ft at 3:50AM Jul 29, 2021Observed: -2.73 ft at 4:00AM Jul 29, 2021Observed: -2.79 ft at 4:10AM Jul 29, 2021Observed: -2.82 ft at 4:20AM Jul 29, 2021Observed: -2.78 ft at 4:30AM Jul 29, 2021Observed: -2.82 ft at 4:40AM Jul 29, 2021Observed: -2.8 ft at 4:50AM Jul 29, 2021Observed: -2.79 ft at 5:00AM Jul 29, 2021Observed: -2.8 ft at 5:10AM Jul 29, 2021Observed: -2.82 ft at 5:20AM Jul 29, 2021Observed: -2.82 ft at 5:30AM Jul 29, 2021Observed: -2.82 ft at 5:40AM Jul 29, 2021Observed: -2.81 ft at 5:50AM Jul 29, 2021Observed: -2.83 ft at 6:00AM Jul 29, 2021Observed: -2.82 ft at 6:10AM Jul 29, 2021Observed: -2.82 ft at 6:20AM Jul 29, 2021Observed: -2.85 ft at 6:30AM Jul 29, 2021Observed: -2.85 ft at 6:40AM Jul 29, 2021Observed: -2.85 ft at 6:50AM Jul 29, 2021Observed: -2.86 ft at 7:00AM Jul 29, 2021Observed: -2.88 ft at 7:10AM Jul 29, 2021Observed: -2.96 ft at 7:20AM Jul 29, 2021Observed: -2.95 ft at 7:30AM Jul 29, 2021Observed: -2.95 ft at 7:40AM Jul 29, 2021Observed: -2.97 ft at 7:50AM Jul 29, 2021Observed: -2.96 ft at 8:00AM Jul 29, 2021Observed: -2.93 ft at 8:10AM Jul 29, 2021Observed: -2.94 ft at 8:20AM Jul 29, 2021Observed: -2.93 ft at 8:30AM Jul 29, 2021Observed: -2.94 ft at 8:40AM Jul 29, 2021Observed: -2.94 ft at 8:50AM Jul 29, 2021Observed: -2.95 ft at 9:00AM Jul 29, 2021Observed: -2.95 ft at 9:10AM Jul 29, 2021Observed: -2.97 ft at 9:20AM Jul 29, 2021Observed: -2.97 ft at 9:30AM Jul 29, 2021Observed: -2.96 ft at 9:40AM Jul 29, 2021Observed: -2.9 ft at 9:50AM Jul 29, 2021Observed: -2.86 ft at 10:00AM Jul 29, 2021Observed: -2.86 ft at 10:10AM Jul 29, 2021Observed: -2.8 ft at 10:20AM Jul 29, 2021Observed: -2.79 ft at 10:30AM Jul 29, 2021Observed: -2.78 ft at 10:40AM Jul 29, 2021Observed: -2.75 ft at 10:50AM Jul 29, 2021Observed: -2.75 ft at 11:00AM Jul 29, 2021Observed: -2.73 ft at 11:10AM Jul 29, 2021Observed: -2.72 ft at 11:20AM Jul 29, 2021Observed: -2.7 ft at 11:30AM Jul 29, 2021Observed: -2.69 ft at 11:40AM Jul 29, 2021Observed: -2.68 ft at 11:50AM Jul 29, 2021Observed: -2.68 ft at 12:00PM Jul 29, 2021Observed: -2.7 ft at 12:10PM Jul 29, 2021Observed: -2.67 ft at 12:20PM Jul 29, 2021Observed: -2.68 ft at 12:30PM Jul 29, 2021Observed: -2.68 ft at 12:40PM Jul 29, 2021Observed: -2.71 ft at 12:50PM Jul 29, 2021Observed: -2.78 ft at 1:00PM Jul 29, 2021Observed: -2.76 ft at 1:10PM Jul 29, 2021Observed: -2.79 ft at 1:20PM Jul 29, 2021Observed: -2.75 ft at 1:30PM Jul 29, 2021Observed: -2.72 ft at 1:40PM Jul 29, 2021Observed: -2.74 ft at 1:50PM Jul 29, 2021Observed: -2.7 ft at 2:00PM Jul 29, 2021Observed: -2.68 ft at 2:10PM Jul 29, 2021Observed: -2.76 ft at 2:20PM Jul 29, 2021Observed: -2.71 ft at 2:30PM Jul 29, 2021Observed: -2.68 ft at 2:40PM Jul 29, 2021Observed: -2.79 ft at 2:50PM Jul 29, 2021Observed: -2.76 ft at 3:00PM Jul 29, 2021Observed: -2.68 ft at 3:10PM Jul 29, 2021Observed: -2.71 ft at 3:20PM Jul 29, 2021Observed: -2.71 ft at 3:30PM Jul 29, 2021Observed: -2.66 ft at 3:40PM Jul 29, 2021Observed: -2.71 ft at 3:50PM Jul 29, 2021Observed: -2.79 ft at 4:00PM Jul 29, 2021Observed: -2.76 ft at 4:10PM Jul 29, 2021Observed: -2.68 ft at 4:20PM Jul 29, 2021Observed: -2.69 ft at 4:30PM Jul 29, 2021Observed: -2.69 ft at 4:40PM Jul 29, 2021Observed: -2.69 ft at 4:50PM Jul 29, 2021Observed: -2.73 ft at 5:00PM Jul 29, 2021Observed: -2.75 ft at 5:10PM Jul 29, 2021Observed: -2.69 ft at 5:20PM Jul 29, 2021Observed: -2.68 ft at 5:30PM Jul 29, 2021Observed: -2.62 ft at 5:40PM Jul 29, 2021Observed: -2.63 ft at 5:50PM Jul 29, 2021Observed: -2.66 ft at 6:00PM Jul 29, 2021Observed: -2.68 ft at 6:10PM Jul 29, 2021Observed: -2.62 ft at 6:20PM Jul 29, 2021Observed: -2.66 ft at 6:30PM Jul 29, 2021Observed: -2.65 ft at 6:40PM Jul 29, 2021Observed: -2.66 ft at 6:50PM Jul 29, 2021Observed: -2.72 ft at 7:00PM Jul 29, 2021Observed: -2.72 ft at 7:10PM Jul 29, 2021Observed: -2.66 ft at 7:20PM Jul 29, 2021Observed: -2.66 ft at 7:30PM Jul 29, 2021Observed: -2.6 ft at 7:40PM Jul 29, 2021Observed: -2.61 ft at 7:50PM Jul 29, 2021Observed: -2.63 ft at 8:00PM Jul 29, 2021Observed: -2.65 ft at 8:10PM Jul 29, 2021Observed: -2.64 ft at 8:20PM Jul 29, 2021Observed: -2.62 ft at 8:30PM Jul 29, 2021Observed: -2.61 ft at 8:40PM Jul 29, 2021Observed: -2.62 ft at 8:50PM Jul 29, 2021Observed: -2.64 ft at 9:00PM Jul 29, 2021Observed: -2.68 ft at 9:10PM Jul 29, 2021Observed: -2.65 ft at 9:20PM Jul 29, 2021Observed: -2.64 ft at 9:30PM Jul 29, 2021Observed: -2.57 ft at 9:40PM Jul 29, 2021Observed: -2.57 ft at 9:50PM Jul 29, 2021Observed: -2.58 ft at 10:00PM Jul 29, 2021Observed: -2.59 ft at 10:10PM Jul 29, 2021Observed: -2.58 ft at 10:20PM Jul 29, 2021Observed: -2.59 ft at 10:30PM Jul 29, 2021Observed: -2.54 ft at 10:40PM Jul 29, 2021Observed: -2.52 ft at 10:50PM Jul 29, 2021Observed: -2.57 ft at 11:00PM Jul 29, 2021Observed: -2.5 ft at 11:10PM Jul 29, 2021Observed: -2.57 ft at 11:20PM Jul 29, 2021Observed: -2.57 ft at 11:30PM Jul 29, 2021Observed: -2.52 ft at 11:40PM Jul 29, 2021Observed: -2.54 ft at 11:50PM Jul 29, 2021Observed: -2.56 ft at 12:00AM Jul 30, 2021Observed: -2.63 ft at 12:10AM Jul 30, 2021Observed: -2.59 ft at 12:20AM Jul 30, 2021Observed: -2.55 ft at 12:30AM Jul 30, 2021Observed: -2.58 ft at 12:40AM Jul 30, 2021Observed: -2.55 ft at 12:50AM Jul 30, 2021Observed: -2.52 ft at 1:00AM Jul 30, 2021Observed: -2.56 ft at 1:10AM Jul 30, 2021Observed: -2.55 ft at 1:20AM Jul 30, 2021Observed: -2.57 ft at 1:30AM Jul 30, 2021Observed: -2.55 ft at 1:40AM Jul 30, 2021Observed: -2.53 ft at 1:50AM Jul 30, 2021Observed: -2.57 ft at 2:00AM Jul 30, 2021Observed: -2.54 ft at 2:10AM Jul 30, 2021Observed: -2.54 ft at 2:20AM Jul 30, 2021Observed: -2.55 ft at 2:30AM Jul 30, 2021Observed: -2.55 ft at 2:40AM Jul 30, 2021Observed: -2.54 ft at 2:50AM Jul 30, 2021Observed: -2.52 ft at 3:00AM Jul 30, 2021Observed: -2.55 ft at 3:10AM Jul 30, 2021Observed: -2.55 ft at 3:20AM Jul 30, 2021Observed: -2.52 ft at 3:30AM Jul 30, 2021Observed: -2.58 ft at 3:40AM Jul 30, 2021Observed: -2.53 ft at 3:50AM Jul 30, 2021Observed: -2.58 ft at 4:00AM Jul 30, 2021Observed: -2.64 ft at 4:10AM Jul 30, 2021Observed: -2.6 ft at 4:20AM Jul 30, 2021Observed: -2.59 ft at 4:30AM Jul 30, 2021Observed: -2.59 ft at 4:40AM Jul 30, 2021Observed: -2.54 ft at 4:50AM Jul 30, 2021Observed: -2.55 ft at 5:00AM Jul 30, 2021Observed: -2.56 ft at 5:10AM Jul 30, 2021Observed: -2.58 ft at 5:20AM Jul 30, 2021Observed: -2.61 ft at 5:30AM Jul 30, 2021Observed: -2.67 ft at 5:40AM Jul 30, 2021Observed: -2.63 ft at 5:50AM Jul 30, 2021Observed: -2.64 ft at 6:00AM Jul 30, 2021Observed: -2.6 ft at 6:10AM Jul 30, 2021Observed: -2.6 ft at 6:20AM Jul 30, 2021Observed: -2.59 ft at 6:30AM Jul 30, 2021Observed: -2.59 ft at 6:40AM Jul 30, 2021Observed: -2.58 ft at 6:50AM Jul 30, 2021Observed: -2.61 ft at 7:00AM Jul 30, 2021Observed: -2.59 ft at 7:10AM Jul 30, 2021Observed: -2.58 ft at 7:20AM Jul 30, 2021Observed: -2.6 ft at 7:30AM Jul 30, 2021Observed: -2.59 ft at 7:40AM Jul 30, 2021Observed: -2.58 ft at 7:50AM Jul 30, 2021Observed: -2.59 ft at 8:00AM Jul 30, 2021Observed: -2.59 ft at 8:10AM Jul 30, 2021Observed: -2.58 ft at 8:20AM Jul 30, 2021Observed: -2.61 ft at 8:30AM Jul 30, 2021Observed: -2.67 ft at 8:40AM Jul 30, 2021Observed: -2.63 ft at 8:50AM Jul 30, 2021Observed: -2.59 ft at 9:00AM Jul 30, 2021Observed: -2.59 ft at 9:10AM Jul 30, 2021Observed: -2.56 ft at 9:20AM Jul 30, 2021Observed: -2.52 ft at 9:30AM Jul 30, 2021Observed: -2.5 ft at 9:40AM Jul 30, 2021Observed: -2.55 ft at 9:50AM Jul 30, 2021Observed: -2.54 ft at 10:00AM Jul 30, 2021Observed: -2.5 ft at 10:10AM Jul 30, 2021Observed: -2.49 ft at 10:20AM Jul 30, 2021Observed: -2.5 ft at 10:30AM Jul 30, 2021Observed: -2.46 ft at 10:40AM Jul 30, 2021Observed: -2.49 ft at 10:50AM Jul 30, 2021Observed: -2.46 ft at 11:00AM Jul 30, 2021Observed: -2.46 ft at 11:10AM Jul 30, 2021Observed: -2.44 ft at 11:20AM Jul 30, 2021Observed: -2.43 ft at 11:30AM Jul 30, 2021Observed: -2.41 ft at 11:40AM Jul 30, 2021Observed: -2.44 ft at 11:50AM Jul 30, 2021Observed: -2.42 ft at 12:00PM Jul 30, 2021Observed: -2.51 ft at 12:10PM Jul 30, 2021Observed: -2.52 ft at 12:20PM Jul 30, 2021Observed: -2.46 ft at 12:30PM Jul 30, 2021Observed: -2.43 ft at 12:40PM Jul 30, 2021Observed: -2.46 ft at 12:50PM Jul 30, 2021Observed: -2.45 ft at 1:00PM Jul 30, 2021Observed: -2.54 ft at 1:10PM Jul 30, 2021Observed: -2.53 ft at 1:20PM Jul 30, 2021Observed: -2.51 ft at 1:30PM Jul 30, 2021Observed: -2.48 ft at 1:40PM Jul 30, 2021Observed: -2.43 ft at 1:50PM Jul 30, 2021Observed: -2.43 ft at 2:00PM Jul 30, 2021Observed: -2.41 ft at 2:10PM Jul 30, 2021Observed: -2.43 ft at 2:20PM Jul 30, 2021Observed: -2.55 ft at 2:30PM Jul 30, 2021Observed: -2.54 ft at 2:40PM Jul 30, 2021Observed: -2.43 ft at 2:50PM Jul 30, 2021Observed: -2.43 ft at 3:00PM Jul 30, 2021Observed: -2.46 ft at 3:10PM Jul 30, 2021Observed: -2.34 ft at 3:20PM Jul 30, 2021Observed: -2.35 ft at 3:30PM Jul 30, 2021Observed: -2.4 ft at 3:40PM Jul 30, 2021Observed: -2.35 ft at 3:50PM Jul 30, 2021Observed: -2.3 ft at 4:00PM Jul 30, 2021Observed: -2.33 ft at 4:10PM Jul 30, 2021Observed: -2.28 ft at 4:20PM Jul 30, 2021Observed: -2.24 ft at 4:30PM Jul 30, 2021Observed: -2.29 ft at 4:40PM Jul 30, 2021Observed: -2.31 ft at 4:50PM Jul 30, 2021Observed: -2.37 ft at 5:00PM Jul 30, 2021Observed: -2.32 ft at 5:10PM Jul 30, 2021Observed: -2.26 ft at 5:20PM Jul 30, 2021Observed: -2.26 ft at 5:30PM Jul 30, 2021Observed: -2.21 ft at 5:40PM Jul 30, 2021Observed: -2.2 ft at 5:50PM Jul 30, 2021Observed: -2.23 ft at 6:00PM Jul 30, 2021Observed: -2.22 ft at 6:10PM Jul 30, 2021Observed: -2.24 ft at 6:20PM Jul 30, 2021Observed: -2.21 ft at 6:30PM Jul 30, 2021Observed: -2.23 ft at 6:40PM Jul 30, 2021Observed: -2.25 ft at 6:50PM Jul 30, 2021Observed: -2.3 ft at 7:00PM Jul 30, 2021Observed: -2.34 ft at 7:10PM Jul 30, 2021Observed: -2.33 ft at 7:20PM Jul 30, 2021Observed: -2.29 ft at 7:30PM Jul 30, 2021Observed: -2.26 ft at 7:40PM Jul 30, 2021Observed: -2.27 ft at 7:50PM Jul 30, 2021Observed: -2.28 ft at 8:00PM Jul 30, 2021Observed: -2.26 ft at 8:10PM Jul 30, 2021Observed: -2.3 ft at 8:20PM Jul 30, 2021Observed: -2.31 ft at 8:30PM Jul 30, 2021Observed: -2.26 ft at 8:40PM Jul 30, 2021Observed: -2.27 ft at 8:50PM Jul 30, 2021Observed: -2.27 ft at 9:00PM Jul 30, 2021Observed: -2.26 ft at 9:10PM Jul 30, 2021Observed: -2.27 ft at 9:20PM Jul 30, 2021Observed: -2.24 ft at 9:30PM Jul 30, 2021Observed: -2.24 ft at 9:40PM Jul 30, 2021Observed: -2.24 ft at 9:50PM Jul 30, 2021Observed: -2.24 ft at 10:00PM Jul 30, 2021Observed: -2.32 ft at 10:10PM Jul 30, 2021Observed: -2.31 ft at 10:20PM Jul 30, 2021Observed: -2.29 ft at 10:30PM Jul 30, 2021Observed: -2.28 ft at 10:40PM Jul 30, 2021Observed: -2.27 ft at 10:50PM Jul 30, 2021Observed: -2.2 ft at 11:00PM Jul 30, 2021Observed: -2.3 ft at 11:10PM Jul 30, 2021Observed: -2.31 ft at 11:20PM Jul 30, 2021Observed: -2.29 ft at 11:30PM Jul 30, 2021Observed: -2.3 ft at 11:40PM Jul 30, 2021Observed: -2.26 ft at 11:50PM Jul 30, 2021Observed: -2.22 ft at 12:00AM Jul 31, 2021Observed: -2.27 ft at 12:10AM Jul 31, 2021Observed: -2.23 ft at 12:20AM Jul 31, 2021Observed: -2.26 ft at 12:30AM Jul 31, 2021Observed: -2.3 ft at 12:40AM Jul 31, 2021Observed: -2.19 ft at 12:50AM Jul 31, 2021Observed: -2.2 ft at 1:00AM Jul 31, 2021Observed: -2.25 ft at 1:10AM Jul 31, 2021Observed: -2.19 ft at 1:20AM Jul 31, 2021Observed: -2.25 ft at 1:30AM Jul 31, 2021Observed: -2.23 ft at 1:40AM Jul 31, 2021Observed: -2.22 ft at 1:50AM Jul 31, 2021Observed: -2.21 ft at 2:00AM Jul 31, 2021Observed: -2.21 ft at 2:10AM Jul 31, 2021Observed: -2.26 ft at 2:20AM Jul 31, 2021Observed: -2.32 ft at 2:30AM Jul 31, 2021Observed: -2.28 ft at 2:40AM Jul 31, 2021Observed: -2.28 ft at 2:50AM Jul 31, 2021Observed: -2.28 ft at 3:00AM Jul 31, 2021Observed: -2.23 ft at 3:10AM Jul 31, 2021Observed: -2.24 ft at 3:20AM Jul 31, 2021Observed: -2.26 ft at 3:30AM Jul 31, 2021Observed: -2.3 ft at 3:40AM Jul 31, 2021Observed: -2.36 ft at 3:50AM Jul 31, 2021Observed: -2.32 ft at 4:00AM Jul 31, 2021Observed: -2.31 ft at 4:10AM Jul 31, 2021Observed: -2.32 ft at 4:20AM Jul 31, 2021Observed: -2.27 ft at 4:30AM Jul 31, 2021Observed: -2.26 ft at 4:40AM Jul 31, 2021Observed: -2.28 ft at 4:50AM Jul 31, 2021Observed: -2.31 ft at 5:00AM Jul 31, 2021Observed: -2.3 ft at 5:10AM Jul 31, 2021Observed: -2.3 ft at 5:20AM Jul 31, 2021Observed: -2.29 ft at 5:30AM Jul 31, 2021Observed: -2.29 ft at 5:40AM Jul 31, 2021Observed: -2.26 ft at 5:50AM Jul 31, 2021Observed: -2.27 ft at 6:00AM Jul 31, 2021Observed: -2.28 ft at 6:10AM Jul 31, 2021Observed: -2.25 ft at 6:20AM Jul 31, 2021Observed: -2.25 ft at 6:30AM Jul 31, 2021Observed: -2.36 ft at 6:40AM Jul 31, 2021Observed: -2.33 ft at 6:50AM Jul 31, 2021Observed: -2.32 ft at 7:00AM Jul 31, 2021Observed: -2.32 ft at 7:10AM Jul 31, 2021Observed: -2.31 ft at 7:20AM Jul 31, 2021Observed: -2.27 ft at 7:30AM Jul 31, 2021Observed: -2.3 ft at 7:40AM Jul 31, 2021Observed: -2.29 ft at 7:50AM Jul 31, 2021Observed: -2.33 ft at 8:00AM Jul 31, 2021Observed: -2.38 ft at 8:10AM Jul 31, 2021Observed: -2.41 ft at 8:20AM Jul 31, 2021Observed: -2.38 ft at 8:30AM Jul 31, 2021Observed: -2.38 ft at 8:40AM Jul 31, 2021Observed: -2.36 ft at 8:50AM Jul 31, 2021Observed: -2.34 ft at 9:00AM Jul 31, 2021Observed: -2.34 ft at 9:10AM Jul 31, 2021Observed: -2.36 ft at 9:20AM Jul 31, 2021Observed: -2.46 ft at 9:30AM Jul 31, 2021Observed: -2.42 ft at 9:40AM Jul 31, 2021Observed: -2.37 ft at 9:50AM Jul 31, 2021Observed: -2.4 ft at 10:00AM Jul 31, 2021Observed: -2.3 ft at 10:10AM Jul 31, 2021Observed: -2.36 ft at 10:20AM Jul 31, 2021Observed: -2.32 ft at 10:30AM Jul 31, 2021Observed: -2.39 ft at 10:40AM Jul 31, 2021Observed: -2.35 ft at 10:50AM Jul 31, 2021Observed: -2.34 ft at 11:00AM Jul 31, 2021Observed: -2.34 ft at 11:10AM Jul 31, 2021Observed: -2.36 ft at 11:20AM Jul 31, 2021Observed: -2.31 ft at 11:30AM Jul 31, 2021Observed: -2.33 ft at 11:40AM Jul 31, 2021Observed: -2.34 ft at 11:50AM Jul 31, 2021Observed: -2.31 ft at 12:00PM Jul 31, 2021Observed: -2.34 ft at 12:10PM Jul 31, 2021Observed: -2.42 ft at 12:20PM Jul 31, 2021Observed: -2.4 ft at 12:30PM Jul 31, 2021Observed: -2.41 ft at 12:40PM Jul 31, 2021Observed: -2.37 ft at 12:50PM Jul 31, 2021Observed: -2.36 ft at 1:00PM Jul 31, 2021Observed: -2.29 ft at 1:10PM Jul 31, 2021Observed: -2.33 ft at 1:20PM Jul 31, 2021Observed: -2.36 ft at 1:30PM Jul 31, 2021Observed: -2.35 ft at 1:40PM Jul 31, 2021Observed: -2.35 ft at 1:50PM Jul 31, 2021Observed: -2.34 ft at 2:00PM Jul 31, 2021Observed: -2.35 ft at 2:10PM Jul 31, 2021Observed: -2.35 ft at 2:20PM Jul 31, 2021Observed: -2.35 ft at 2:30PM Jul 31, 2021Observed: -2.45 ft at 2:40PM Jul 31, 2021Observed: -2.42 ft at 2:50PM Jul 31, 2021Observed: -2.4 ft at 3:00PM Jul 31, 2021Observed: -2.37 ft at 3:10PM Jul 31, 2021Observed: -2.35 ft at 3:20PM Jul 31, 2021Observed: -2.35 ft at 3:30PM Jul 31, 2021Observed: -2.36 ft at 3:40PM Jul 31, 2021Observed: -2.37 ft at 3:50PM Jul 31, 2021Observed: -2.39 ft at 4:00PM Jul 31, 2021Observed: -2.38 ft at 4:10PM Jul 31, 2021Observed: -2.36 ft at 4:20PM Jul 31, 2021Observed: -2.46 ft at 4:30PM Jul 31, 2021Observed: -2.45 ft at 4:40PM Jul 31, 2021Observed: -2.42 ft at 4:50PM Jul 31, 2021Observed: -2.43 ft at 5:00PM Jul 31, 2021Observed: -2.37 ft at 5:10PM Jul 31, 2021Observed: -2.34 ft at 5:20PM Jul 31, 2021Observed: -2.36 ft at 5:30PM Jul 31, 2021Observed: -2.39 ft at 5:40PM Jul 31, 2021Observed: -2.39 ft at 5:50PM Jul 31, 2021Observed: -2.38 ft at 6:00PM Jul 31, 2021Observed: -2.37 ft at 6:10PM Jul 31, 2021Observed: -2.43 ft at 6:20PM Jul 31, 2021Observed: -2.48 ft at 6:30PM Jul 31, 2021Observed: -2.4 ft at 6:40PM Jul 31, 2021Observed: -2.46 ft at 6:50PM Jul 31, 2021Observed: -2.42 ft at 7:00PM Jul 31, 2021Observed: -2.36 ft at 7:10PM Jul 31, 2021Observed: -2.36 ft at 7:20PM Jul 31, 2021Observed: -2.37 ft at 7:30PM Jul 31, 2021Observed: -2.46 ft at 7:40PM Jul 31, 2021Observed: -2.48 ft at 7:50PM Jul 31, 2021Observed: -2.45 ft at 8:00PM Jul 31, 2021Observed: -2.44 ft at 8:10PM Jul 31, 2021Observed: -2.43 ft at 8:20PM Jul 31, 2021Observed: -2.39 ft at 8:30PM Jul 31, 2021Observed: -2.41 ft at 8:40PM Jul 31, 2021Observed: -2.39 ft at 8:50PM Jul 31, 2021Observed: -2.45 ft at 9:00PM Jul 31, 2021Observed: -2.39 ft at 9:10PM Jul 31, 2021Observed: -2.4 ft at 9:20PM Jul 31, 2021Observed: -2.44 ft at 9:30PM Jul 31, 2021Observed: -2.48 ft at 9:40PM Jul 31, 2021Observed: -2.47 ft at 9:50PM Jul 31, 2021Observed: -2.47 ft at 10:00PM Jul 31, 2021Observed: -2.46 ft at 10:10PM Jul 31, 2021Observed: -2.43 ft at 10:20PM Jul 31, 2021Observed: -2.4 ft at 10:30PM Jul 31, 2021Observed: -2.46 ft at 10:40PM Jul 31, 2021Observed: -2.49 ft at 10:50PM Jul 31, 2021Observed: -2.49 ft at 11:00PM Jul 31, 2021Observed: -2.48 ft at 11:10PM Jul 31, 2021Observed: -2.47 ft at 11:20PM Jul 31, 2021Observed: -2.42 ft at 11:30PM Jul 31, 2021Observed: -2.4 ft at 11:40PM Jul 31, 2021Observed: -2.42 ft at 11:50PM Jul 31, 2021Observed: -2.45 ft at 12:00AM Aug 01, 2021Observed: -2.43 ft at 12:10AM Aug 01, 2021Observed: -2.41 ft at 12:20AM Aug 01, 2021Observed: -2.41 ft at 12:30AM Aug 01, 2021Observed: -2.42 ft at 12:40AM Aug 01, 2021Observed: -2.41 ft at 12:50AM Aug 01, 2021Observed: -2.39 ft at 1:00AM Aug 01, 2021Observed: -2.41 ft at 1:10AM Aug 01, 2021Observed: -2.42 ft at 1:20AM Aug 01, 2021Observed: -2.38 ft at 1:30AM Aug 01, 2021Observed: -2.37 ft at 1:40AM Aug 01, 2021Observed: -2.38 ft at 1:50AM Aug 01, 2021Observed: -2.36 ft at 2:00AM Aug 01, 2021Observed: -2.36 ft at 2:10AM Aug 01, 2021Observed: -2.36 ft at 2:20AM Aug 01, 2021Observed: -2.34 ft at 2:30AM Aug 01, 2021Observed: -2.34 ft at 2:40AM Aug 01, 2021Observed: -2.34 ft at 2:50AM Aug 01, 2021Observed: -2.34 ft at 3:00AM Aug 01, 2021Observed: -2.4 ft at 3:10AM Aug 01, 2021Observed: -2.44 ft at 3:20AM Aug 01, 2021Observed: -2.37 ft at 3:30AM Aug 01, 2021Observed: -2.39 ft at 3:40AM Aug 01, 2021Observed: -2.37 ft at 3:50AM Aug 01, 2021Observed: -2.33 ft at 4:00AM Aug 01, 2021Observed: -2.35 ft at 4:10AM Aug 01, 2021Observed: -2.35 ft at 4:20AM Aug 01, 2021Observed: -2.38 ft at 4:30AM Aug 01, 2021Observed: -2.37 ft at 4:40AM Aug 01, 2021Observed: -2.35 ft at 4:50AM Aug 01, 2021Observed: -2.32 ft at 5:00AM Aug 01, 2021Observed: -2.36 ft at 5:10AM Aug 01, 2021Observed: -2.31 ft at 5:20AM Aug 01, 2021Observed: -2.35 ft at 5:30AM Aug 01, 2021Observed: -2.37 ft at 5:40AM Aug 01, 2021Observed: -2.34 ft at 5:50AM Aug 01, 2021Observed: -2.32 ft at 6:00AM Aug 01, 2021Observed: -2.33 ft at 6:10AM Aug 01, 2021Observed: -2.32 ft at 6:20AM Aug 01, 2021Observed: -2.32 ft at 6:30AM Aug 01, 2021Observed: -2.32 ft at 6:40AM Aug 01, 2021Observed: -2.34 ft at 6:50AM Aug 01, 2021Observed: -2.34 ft at 7:00AM Aug 01, 2021Observed: -2.32 ft at 7:10AM Aug 01, 2021Observed: -2.3 ft at 7:20AM Aug 01, 2021Observed: -2.33 ft at 7:30AM Aug 01, 2021Observed: -2.31 ft at 7:40AM Aug 01, 2021Observed: -2.42 ft at 7:50AM Aug 01, 2021Observed: -2.41 ft at 8:00AM Aug 01, 2021Observed: -2.38 ft at 8:10AM Aug 01, 2021Observed: -2.37 ft at 8:20AM Aug 01, 2021Observed: -2.36 ft at 8:30AM Aug 01, 2021Observed: -2.33 ft at 8:40AM Aug 01, 2021Observed: -2.35 ft at 8:50AM Aug 01, 2021Observed: -2.37 ft at 9:00AM Aug 01, 2021Observed: -2.38 ft at 9:10AM Aug 01, 2021Observed: -2.46 ft at 9:20AM Aug 01, 2021Observed: -2.42 ft at 9:30AM Aug 01, 2021Observed: -2.44 ft at 9:40AM Aug 01, 2021Observed: -2.4 ft at 9:50AM Aug 01, 2021Observed: -2.42 ft at 10:00AM Aug 01, 2021Observed: -2.37 ft at 10:10AM Aug 01, 2021Observed: -2.35 ft at 10:20AM Aug 01, 2021Observed: -2.37 ft at 10:30AM Aug 01, 2021Observed: -2.39 ft at 10:40AM Aug 01, 2021Observed: -2.38 ft at 10:50AM Aug 01, 2021Observed: -2.35 ft at 11:00AM Aug 01, 2021Observed: -2.38 ft at 11:10AM Aug 01, 2021Observed: -2.4 ft at 11:20AM Aug 01, 2021Observed: -2.48 ft at 11:30AM Aug 01, 2021Observed: -2.43 ft at 11:40AM Aug 01, 2021Observed: -2.45 ft at 11:50AM Aug 01, 2021Observed: -2.41 ft at 12:00PM Aug 01, 2021Observed: -2.38 ft at 12:10PM Aug 01, 2021Observed: -2.36 ft at 12:20PM Aug 01, 2021Observed: -2.38 ft at 12:30PM Aug 01, 2021Observed: -2.38 ft at 12:40PM Aug 01, 2021Observed: -2.41 ft at 12:50PM Aug 01, 2021Observed: -2.36 ft at 1:00PM Aug 01, 2021Observed: -2.38 ft at 1:10PM Aug 01, 2021Observed: -2.39 ft at 1:20PM Aug 01, 2021Observed: -2.42 ft at 1:30PM Aug 01, 2021Observed: -2.5 ft at 1:40PM Aug 01, 2021Observed: -2.46 ft at 1:50PM Aug 01, 2021Observed: -2.42 ft at 2:00PM Aug 01, 2021Observed: -2.38 ft at 2:10PM Aug 01, 2021Observed: -2.34 ft at 2:20PM Aug 01, 2021Observed: -2.33 ft at 2:30PM Aug 01, 2021Observed: -2.34 ft at 2:40PM Aug 01, 2021Observed: -2.35 ft at 2:50PM Aug 01, 2021Observed: -2.39 ft at 3:00PM Aug 01, 2021Observed: -2.34 ft at 3:10PM Aug 01, 2021Observed: -2.36 ft at 3:20PM Aug 01, 2021Observed: -2.48 ft at 3:30PM Aug 01, 2021Observed: -2.4 ft at 3:40PM Aug 01, 2021Observed: -2.41 ft at 3:50PM Aug 01, 2021Observed: -2.37 ft at 4:00PM Aug 01, 2021Observed: -2.31 ft at 4:10PM Aug 01, 2021Observed: -2.26 ft at 4:20PM Aug 01, 2021Observed: -2.32 ft at 4:30PM Aug 01, 2021Observed: -2.32 ft at 4:40PM Aug 01, 2021Observed: -2.34 ft at 4:50PM Aug 01, 2021Observed: -2.31 ft at 5:00PM Aug 01, 2021Observed: -2.3 ft at 5:10PM Aug 01, 2021Observed: -2.3 ft at 5:20PM Aug 01, 2021Observed: -2.26 ft at 5:30PM Aug 01, 2021Observed: -2.24 ft at 5:40PM Aug 01, 2021Observed: -2.28 ft at 5:50PM Aug 01, 2021Observed: -2.27 ft at 6:00PM Aug 01, 2021Observed: -2.21 ft at 6:10PM Aug 01, 2021Observed: -2.23 ft at 6:20PM Aug 01, 2021Observed: -2.23 ft at 6:30PM Aug 01, 2021Observed: -2.22 ft at 6:40PM Aug 01, 2021Observed: -2.22 ft at 6:50PM Aug 01, 2021Observed: -2.24 ft at 7:00PM Aug 01, 2021Observed: -2.18 ft at 7:10PM Aug 01, 2021Observed: -2.2 ft at 7:20PM Aug 01, 2021Observed: -2.2 ft at 7:30PM Aug 01, 2021Observed: -2.17 ft at 7:40PM Aug 01, 2021Observed: -2.18 ft at 7:50PM Aug 01, 2021USGS--Water Resources of the United StatesCSWI2(plotting HGIRP) Graph Created (8:40PM Aug 1, 2021)ObservedLatest observed value: -2.18 ft at 7:50 PM CDT 1-Aug-2021.
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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 Chicago Sanitary and Ship Canal at Chicago (Western Ave). During times of high water, forecast crest information can be found in the text products.
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Upstream Gauge - at Chicago (Grand Ave) Upstream Gauge Downstream Gauge Downstream Gauge - at Stickney
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 8.8
Low Stage (in feet): -4

Historic Crests
(1) 4.10 ft on 06/30/1977

(P): Preliminary values subject to further review.

Recent Crests
(1) 4.10 ft on 06/30/1977

(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:15
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 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.
Low Water Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
-4 Low water levels begin to impact shipping interests along the river.
About This Location Collapse

Latitude: 41.837500° N, Longitude: 87.685278° 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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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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