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Hydrograph River at a Glance Download
Black Rock Canal at Black Rock Lock Stage (ft)Observed: 573.32 ft at 7:00AM May 21, 2022Observed: 573.26 ft at 7:15AM May 21, 2022Observed: 573.18 ft at 7:30AM May 21, 2022Observed: 573.14 ft at 7:45AM May 21, 2022Observed: 573.04 ft at 8:00AM May 21, 2022Observed: 573.05 ft at 8:15AM May 21, 2022Observed: 573.08 ft at 8:30AM May 21, 2022Observed: 573.14 ft at 8:45AM May 21, 2022Observed: 573.26 ft at 9:00AM May 21, 2022Observed: 573.33 ft at 9:15AM May 21, 2022Observed: 573.21 ft at 9:30AM May 21, 2022Observed: 573.2 ft at 9:45AM May 21, 2022Observed: 573.08 ft at 10:00AM May 21, 2022Observed: 572.98 ft at 10:15AM May 21, 2022Observed: 573.01 ft at 10:30AM May 21, 2022Observed: 572.85 ft at 10:45AM May 21, 2022Observed: 573.17 ft at 11:00AM May 21, 2022Observed: 573.06 ft at 11:15AM May 21, 2022Observed: 572.82 ft at 11:30AM May 21, 2022Observed: 572.89 ft at 11:45AM May 21, 2022Observed: 572.8 ft at 12:00PM May 21, 2022Observed: 572.76 ft at 12:15PM May 21, 2022Observed: 572.57 ft at 12:30PM May 21, 2022Observed: 572.74 ft at 12:45PM May 21, 2022Observed: 573.02 ft at 1:00PM May 21, 2022Observed: 572.8 ft at 1:15PM May 21, 2022Observed: 572.76 ft at 1:30PM May 21, 2022Observed: 573.18 ft at 1:45PM May 21, 2022Observed: 572.94 ft at 2:00PM May 21, 2022Observed: 572.6 ft at 2:15PM May 21, 2022Observed: 572.88 ft at 2:30PM May 21, 2022Observed: 572.78 ft at 2:45PM May 21, 2022Observed: 572.46 ft at 3:00PM May 21, 2022Observed: 572.84 ft at 3:15PM May 21, 2022Observed: 573.03 ft at 3:30PM May 21, 2022Observed: 572.61 ft at 3:45PM May 21, 2022Observed: 572.87 ft at 4:00PM May 21, 2022Observed: 572.91 ft at 4:15PM May 21, 2022Observed: 572.43 ft at 4:30PM May 21, 2022Observed: 572.69 ft at 4:45PM May 21, 2022Observed: 572.91 ft at 5:00PM May 21, 2022Observed: 572.57 ft at 5:15PM May 21, 2022Observed: 572.51 ft at 5:30PM May 21, 2022Observed: 572.74 ft at 5:45PM May 21, 2022Observed: 572.87 ft at 6:00PM May 21, 2022Observed: 572.77 ft at 6:15PM May 21, 2022Observed: 572.65 ft at 6:30PM May 21, 2022Observed: 572.94 ft at 6:45PM May 21, 2022Observed: 573 ft at 7:00PM May 21, 2022Observed: 572.64 ft at 7:15PM May 21, 2022Observed: 572.71 ft at 7:30PM May 21, 2022Observed: 573.21 ft at 7:45PM May 21, 2022Observed: 573.02 ft at 8:00PM May 21, 2022Observed: 572.54 ft at 8:15PM May 21, 2022Observed: 572.64 ft at 8:30PM May 21, 2022Observed: 572.88 ft at 8:45PM May 21, 2022Observed: 573.36 ft at 9:00PM May 21, 2022Observed: 573.52 ft at 9:15PM May 21, 2022Observed: 572.42 ft at 9:30PM May 21, 2022Observed: 572.65 ft at 9:45PM May 21, 2022Observed: 573.24 ft at 10:00PM May 21, 2022Observed: 572.82 ft at 10:15PM May 21, 2022Observed: 572.69 ft at 10:30PM May 21, 2022Observed: 573.82 ft at 10:45PM May 21, 2022Highest Observation: 574.72 ft at 11:00PM May 21, 2022Observed: 573.01 ft at 11:15PM May 21, 2022Observed: 571.46 ft at 11:30PM May 21, 2022Observed: 572.6 ft at 11:45PM May 21, 2022Observed: 572.17 ft at 12:00AM May 22, 2022Observed: 571.5 ft at 12:15AM May 22, 2022Observed: 573.3 ft at 12:30AM May 22, 2022Observed: 573.62 ft at 12:45AM May 22, 2022Observed: 573.93 ft at 1:00AM May 22, 2022Observed: 573.08 ft at 1:15AM May 22, 2022Observed: 572.36 ft at 1:30AM May 22, 2022Observed: 572.55 ft at 1:45AM May 22, 2022Observed: 572.79 ft at 2:00AM May 22, 2022Observed: 572.63 ft at 2:15AM May 22, 2022Observed: 572.02 ft at 2:30AM May 22, 2022Observed: 572.65 ft at 2:45AM May 22, 2022Observed: 572.97 ft at 3:00AM May 22, 2022Observed: 572.66 ft at 3:15AM May 22, 2022Observed: 572.21 ft at 3:30AM May 22, 2022Observed: 572.92 ft at 3:45AM May 22, 2022Observed: 573.18 ft at 4:00AM May 22, 2022Observed: 572.8 ft at 4:15AM May 22, 2022Observed: 572.32 ft at 4:30AM May 22, 2022Observed: 572.62 ft at 4:45AM May 22, 2022Observed: 573.32 ft at 5:00AM May 22, 2022Observed: 572.5 ft at 5:15AM May 22, 2022Observed: 572.99 ft at 5:30AM May 22, 2022Observed: 573 ft at 5:45AM May 22, 2022Observed: 572.53 ft at 6:00AM May 22, 2022Observed: 572.86 ft at 6:15AM May 22, 2022Observed: 572.85 ft at 6:30AM May 22, 2022Observed: 572.6 ft at 6:45AM May 22, 2022Observed: 572.79 ft at 7:00AM May 22, 2022Observed: 573.18 ft at 7:15AM May 22, 2022Observed: 572.79 ft at 7:30AM May 22, 2022Observed: 573.09 ft at 7:45AM May 22, 2022Observed: 573.24 ft at 8:00AM May 22, 2022Observed: 572.79 ft at 8:15AM May 22, 2022Observed: 573.02 ft at 8:30AM May 22, 2022Observed: 573.29 ft at 8:45AM May 22, 2022Observed: 572.71 ft at 9:00AM May 22, 2022Observed: 572.54 ft at 9:15AM May 22, 2022Observed: 573 ft at 9:30AM May 22, 2022Observed: 573.04 ft at 9:45AM May 22, 2022Observed: 572.96 ft at 10:00AM May 22, 2022Observed: 573.27 ft at 10:15AM May 22, 2022Observed: 573.51 ft at 10:30AM May 22, 2022Observed: 573.6 ft at 10:45AM May 22, 2022Observed: 573.44 ft at 11:00AM May 22, 2022Observed: 573.15 ft at 11:15AM May 22, 2022Observed: 573.31 ft at 11:30AM May 22, 2022Observed: 573.19 ft at 11:45AM May 22, 2022Observed: 572.88 ft at 12:00PM May 22, 2022Observed: 573.07 ft at 12:15PM May 22, 2022Observed: 574.08 ft at 12:30PM May 22, 2022Observed: 573.61 ft at 12:45PM May 22, 2022Observed: 573.18 ft at 1:00PM May 22, 2022Observed: 573.82 ft at 1:15PM May 22, 2022Observed: 573.3 ft at 1:30PM May 22, 2022Observed: 572.94 ft at 1:45PM May 22, 2022Observed: 572.58 ft at 2:00PM May 22, 2022Observed: 572.88 ft at 2:15PM May 22, 2022Observed: 573.67 ft at 2:30PM May 22, 2022Observed: 573.75 ft at 2:45PM May 22, 2022Observed: 573.23 ft at 3:00PM May 22, 2022Observed: 573.28 ft at 3:15PM May 22, 2022Observed: 573.19 ft at 3:30PM May 22, 2022Observed: 572.96 ft at 3:45PM May 22, 2022Observed: 572.46 ft at 4:00PM May 22, 2022Observed: 572.66 ft at 4:15PM May 22, 2022Observed: 573.42 ft at 4:30PM May 22, 2022Observed: 573.13 ft at 4:45PM May 22, 2022Observed: 572.63 ft at 5:00PM May 22, 2022Observed: 573.02 ft at 5:15PM May 22, 2022Observed: 572.93 ft at 5:30PM May 22, 2022Observed: 572.09 ft at 5:45PM May 22, 2022Observed: 572.68 ft at 6:00PM May 22, 2022Observed: 573.27 ft at 6:15PM May 22, 2022Observed: 572.64 ft at 6:30PM May 22, 2022Observed: 572.82 ft at 6:45PM May 22, 2022Observed: 572.98 ft at 7:00PM May 22, 2022Observed: 572.67 ft at 7:15PM May 22, 2022Observed: 572.49 ft at 7:30PM May 22, 2022Observed: 572.83 ft at 7:45PM May 22, 2022Observed: 573.21 ft at 8:00PM May 22, 2022Observed: 572.71 ft at 8:15PM May 22, 2022Observed: 572.4 ft at 8:30PM May 22, 2022Observed: 572.97 ft at 8:45PM May 22, 2022Observed: 572.8 ft at 9:00PM May 22, 2022Observed: 572.15 ft at 9:15PM May 22, 2022Observed: 572.58 ft at 9:30PM May 22, 2022Observed: 573.32 ft at 9:45PM May 22, 2022Observed: 573.07 ft at 10:00PM May 22, 2022Observed: 572.67 ft at 10:15PM May 22, 2022Observed: 573.13 ft at 10:30PM May 22, 2022Observed: 573.2 ft at 10:45PM May 22, 2022Observed: 572.71 ft at 11:00PM May 22, 2022Observed: 572.85 ft at 11:15PM May 22, 2022Observed: 572.81 ft at 11:30PM May 22, 2022Observed: 572.68 ft at 11:45PM May 22, 2022Observed: 572.68 ft at 12:00AM May 23, 2022Observed: 572.89 ft at 12:15AM May 23, 2022Observed: 572.94 ft at 12:30AM May 23, 2022Observed: 572.93 ft at 12:45AM May 23, 2022Observed: 573.22 ft at 1:00AM May 23, 2022Observed: 572.93 ft at 1:15AM May 23, 2022Observed: 572.61 ft at 1:30AM May 23, 2022Observed: 572.81 ft at 1:45AM May 23, 2022Observed: 572.86 ft at 2:00AM May 23, 2022Observed: 572.8 ft at 2:15AM May 23, 2022Observed: 572.99 ft at 2:30AM May 23, 2022Observed: 573.22 ft at 2:45AM May 23, 2022Observed: 573.14 ft at 3:00AM May 23, 2022Observed: 572.79 ft at 3:15AM May 23, 2022Observed: 572.54 ft at 3:30AM May 23, 2022Observed: 572.65 ft at 3:45AM May 23, 2022Observed: 572.79 ft at 4:00AM May 23, 2022Observed: 573.04 ft at 4:15AM May 23, 2022Observed: 573.02 ft at 4:30AM May 23, 2022Observed: 573.05 ft at 4:45AM May 23, 2022Observed: 573.18 ft at 5:00AM May 23, 2022Observed: 572.92 ft at 5:15AM May 23, 2022Observed: 572.75 ft at 5:30AM May 23, 2022Observed: 572.86 ft at 5:45AM May 23, 2022Observed: 573.12 ft at 6:00AM May 23, 2022Observed: 572.86 ft at 6:15AM May 23, 2022Observed: 572.8 ft at 6:30AM May 23, 2022Observed: 573.09 ft at 6:45AM May 23, 2022Observed: 572.69 ft at 7:00AM May 23, 2022Observed: 572.66 ft at 7:15AM May 23, 2022Observed: 572.93 ft at 7:30AM May 23, 2022Observed: 572.68 ft at 7:45AM May 23, 2022Observed: 572.62 ft at 8:00AM May 23, 2022Observed: 572.75 ft at 8:15AM May 23, 2022Observed: 572.67 ft at 8:30AM May 23, 2022Observed: 572.62 ft at 8:45AM May 23, 2022Observed: 572.41 ft at 9:00AM May 23, 2022Observed: 572.4 ft at 9:15AM May 23, 2022Observed: 572.63 ft at 9:30AM May 23, 2022Observed: 572.47 ft at 9:45AM May 23, 2022Observed: 572.23 ft at 10:00AM May 23, 2022Observed: 572.6 ft at 10:15AM May 23, 2022Observed: 572.7 ft at 10:30AM May 23, 2022Observed: 572.52 ft at 10:45AM May 23, 2022Observed: 572.65 ft at 11:00AM May 23, 2022Observed: 572.4 ft at 11:15AM May 23, 2022Observed: 572.44 ft at 11:30AM May 23, 2022Observed: 572.7 ft at 11:45AM May 23, 2022Observed: 572.47 ft at 12:00PM May 23, 2022Observed: 572.48 ft at 12:15PM May 23, 2022Observed: 572.87 ft at 12:30PM May 23, 2022Observed: 572.84 ft at 12:45PM May 23, 2022Observed: 572.46 ft at 1:00PM May 23, 2022Observed: 572.77 ft at 1:15PM May 23, 2022Observed: 572.78 ft at 1:30PM May 23, 2022Observed: 572.6 ft at 1:45PM May 23, 2022Observed: 572.72 ft at 2:00PM May 23, 2022Observed: 573.03 ft at 2:15PM May 23, 2022Observed: 573.02 ft at 2:30PM May 23, 2022Observed: 572.77 ft at 2:45PM May 23, 2022Observed: 572.99 ft at 3:00PM May 23, 2022Observed: 573.02 ft at 3:15PM May 23, 2022Observed: 572.93 ft at 3:30PM May 23, 2022Observed: 573.06 ft at 3:45PM May 23, 2022Observed: 573.01 ft at 4:00PM May 23, 2022Observed: 573.13 ft at 4:15PM May 23, 2022Observed: 573.2 ft at 4:30PM May 23, 2022Observed: 573.07 ft at 4:45PM May 23, 2022Observed: 573.06 ft at 5:00PM May 23, 2022Observed: 573.04 ft at 5:15PM May 23, 2022Observed: 572.97 ft at 5:30PM May 23, 2022Observed: 573.04 ft at 5:45PM May 23, 2022Observed: 573.09 ft at 6:00PM May 23, 2022Observed: 572.95 ft at 6:15PM May 23, 2022Observed: 572.94 ft at 6:30PM May 23, 2022Observed: 573.03 ft at 6:45PM May 23, 2022Observed: 572.99 ft at 7:00PM May 23, 2022Observed: 572.9 ft at 7:15PM May 23, 2022Observed: 572.93 ft at 7:30PM May 23, 2022Observed: 572.97 ft at 7:45PM May 23, 2022Observed: 572.95 ft at 8:00PM May 23, 2022Observed: 572.77 ft at 8:15PM May 23, 2022Observed: 572.74 ft at 8:30PM May 23, 2022Observed: 572.78 ft at 8:45PM May 23, 2022Observed: 572.71 ft at 9:00PM May 23, 2022Observed: 572.7 ft at 9:15PM May 23, 2022Observed: 572.75 ft at 9:30PM May 23, 2022Observed: 572.7 ft at 9:45PM May 23, 2022Observed: 572.68 ft at 10:00PM May 23, 2022Observed: 572.83 ft at 10:15PM May 23, 2022Observed: 572.75 ft at 10:30PM May 23, 2022Observed: 572.67 ft at 10:45PM May 23, 2022Observed: 572.71 ft at 11:00PM May 23, 2022Observed: 572.71 ft at 11:15PM May 23, 2022Observed: 572.61 ft at 11:30PM May 23, 2022Observed: 572.67 ft at 11:45PM May 23, 2022Observed: 572.66 ft at 12:00AM May 24, 2022Observed: 572.67 ft at 12:15AM May 24, 2022Observed: 572.57 ft at 12:30AM May 24, 2022Observed: 572.5 ft at 12:45AM May 24, 2022Observed: 572.53 ft at 1:00AM May 24, 2022Observed: 572.52 ft at 1:15AM May 24, 2022Observed: 572.44 ft at 1:30AM May 24, 2022Observed: 572.52 ft at 1:45AM May 24, 2022Observed: 572.73 ft at 2:00AM May 24, 2022Observed: 572.64 ft at 2:15AM May 24, 2022Observed: 572.44 ft at 2:30AM May 24, 2022Observed: 572.56 ft at 2:45AM May 24, 2022Observed: 572.57 ft at 3:00AM May 24, 2022Observed: 572.4 ft at 3:15AM May 24, 2022Observed: 572.4 ft at 3:30AM May 24, 2022Observed: 572.63 ft at 3:45AM May 24, 2022Observed: 572.69 ft at 4:00AM May 24, 2022Observed: 572.46 ft at 4:15AM May 24, 2022Observed: 572.45 ft at 4:30AM May 24, 2022Observed: 572.66 ft at 4:45AM May 24, 2022Observed: 572.63 ft at 5:00AM May 24, 2022Observed: 572.42 ft at 5:15AM May 24, 2022Observed: 572.56 ft at 5:30AM May 24, 2022Observed: 572.6 ft at 5:45AM May 24, 2022Observed: 572.47 ft at 6:00AM May 24, 2022Observed: 572.66 ft at 6:15AM May 24, 2022Observed: 572.67 ft at 6:30AM May 24, 2022Observed: 572.5 ft at 6:45AM May 24, 2022Observed: 572.72 ft at 7:00AM May 24, 2022Observed: 572.78 ft at 7:15AM May 24, 2022Observed: 572.58 ft at 7:30AM May 24, 2022Observed: 572.65 ft at 7:45AM May 24, 2022Observed: 572.89 ft at 8:00AM May 24, 2022Observed: 572.85 ft at 8:15AM May 24, 2022Observed: 572.51 ft at 8:30AM May 24, 2022Observed: 572.78 ft at 8:45AM May 24, 2022Observed: 572.82 ft at 9:00AM May 24, 2022Observed: 572.63 ft at 9:15AM May 24, 2022Observed: 572.69 ft at 9:30AM May 24, 2022Observed: 572.79 ft at 9:45AM May 24, 2022Observed: 572.85 ft at 10:00AM May 24, 2022Observed: 572.89 ft at 10:15AM May 24, 2022Observed: 572.74 ft at 10:30AM May 24, 2022Observed: 572.71 ft at 10:45AM May 24, 2022Observed: 572.94 ft at 11:00AM May 24, 2022Observed: 572.86 ft at 11:15AM May 24, 2022Observed: 572.7 ft at 11:30AM May 24, 2022Observed: 572.87 ft at 11:45AM May 24, 2022Observed: 572.83 ft at 12:00PM May 24, 2022Observed: 572.66 ft at 12:15PM May 24, 2022Observed: 572.69 ft at 12:30PM May 24, 2022Observed: 572.73 ft at 12:45PM May 24, 2022Observed: 572.64 ft at 1:00PM May 24, 2022Observed: 572.73 ft at 1:15PM May 24, 2022Observed: 572.74 ft at 1:30PM May 24, 2022Observed: 572.61 ft at 1:45PM May 24, 2022Observed: 572.53 ft at 2:00PM May 24, 2022Observed: 572.7 ft at 2:15PM May 24, 2022Observed: 572.66 ft at 2:30PM May 24, 2022Observed: 572.55 ft at 2:45PM May 24, 2022Observed: 572.42 ft at 3:00PM May 24, 2022Observed: 572.43 ft at 3:15PM May 24, 2022Observed: 572.61 ft at 3:30PM May 24, 2022Observed: 572.51 ft at 3:45PM May 24, 2022Observed: 572.53 ft at 4:00PM May 24, 2022Observed: 572.74 ft at 4:15PM May 24, 2022Observed: 572.64 ft at 4:30PM May 24, 2022Observed: 572.58 ft at 4:45PM May 24, 2022Observed: 572.61 ft at 5:00PM May 24, 2022Observed: 572.58 ft at 5:15PM May 24, 2022Observed: 572.56 ft at 5:30PM May 24, 2022Observed: 572.61 ft at 5:45PM May 24, 2022Observed: 572.52 ft at 6:00PM May 24, 2022Observed: 572.44 ft at 6:15PM May 24, 2022Observed: 572.57 ft at 6:30PM May 24, 2022Observed: 572.58 ft at 6:45PM May 24, 2022Observed: 572.54 ft at 7:00PM May 24, 2022Observed: 572.63 ft at 7:15PM May 24, 2022Observed: 572.72 ft at 7:30PM May 24, 2022Observed: 572.69 ft at 7:45PM May 24, 2022Observed: 572.78 ft at 8:00PM May 24, 2022Observed: 572.84 ft at 8:15PM May 24, 2022Observed: 572.85 ft at 8:30PM May 24, 2022Observed: 572.81 ft at 8:45PM May 24, 2022Observed: 572.82 ft at 9:00PM May 24, 2022Observed: 572.76 ft at 9:15PM May 24, 2022Observed: 572.79 ft at 9:30PM May 24, 2022Observed: 572.85 ft at 9:45PM May 24, 2022Observed: 572.76 ft at 10:00PM May 24, 2022Observed: 572.8 ft at 10:15PM May 24, 2022Observed: 572.89 ft at 10:30PM May 24, 2022Observed: 572.69 ft at 10:45PM May 24, 2022Observed: 572.83 ft at 11:00PM May 24, 2022Observed: 572.85 ft at 11:15PM May 24, 2022Observed: 572.69 ft at 11:30PM May 24, 2022Observed: 572.9 ft at 11:45PM May 24, 2022Observed: 572.77 ft at 12:00AM May 25, 2022Observed: 572.62 ft at 12:15AM May 25, 2022Observed: 572.79 ft at 12:30AM May 25, 2022Observed: 572.65 ft at 12:45AM May 25, 2022Observed: 572.61 ft at 1:00AM May 25, 2022Observed: 572.68 ft at 1:15AM May 25, 2022Observed: 572.59 ft at 1:30AM May 25, 2022Observed: 572.68 ft at 1:45AM May 25, 2022Observed: 572.61 ft at 2:00AM May 25, 2022Observed: 572.35 ft at 2:15AM May 25, 2022Observed: 572.5 ft at 2:30AM May 25, 2022Observed: 572.57 ft at 2:45AM May 25, 2022Observed: 572.37 ft at 3:00AM May 25, 2022Observed: 572.51 ft at 3:15AM May 25, 2022Observed: 572.63 ft at 3:30AM May 25, 2022Observed: 572.51 ft at 3:45AM May 25, 2022Observed: 572.51 ft at 4:00AM May 25, 2022Observed: 572.71 ft at 4:15AM May 25, 2022Observed: 572.57 ft at 4:30AM May 25, 2022Observed: 572.37 ft at 4:45AM May 25, 2022Observed: 572.43 ft at 5:00AM May 25, 2022Observed: 572.53 ft at 5:15AM May 25, 2022Observed: 572.49 ft at 5:30AM May 25, 2022Observed: 572.47 ft at 5:45AM May 25, 2022Observed: 572.64 ft at 6:00AM May 25, 2022Observed: 572.62 ft at 6:15AM May 25, 2022Observed: 572.36 ft at 6:30AM May 25, 2022Observed: 572.46 ft at 6:45AM May 25, 2022Observed: 572.67 ft at 7:00AM May 25, 2022Observed: 572.57 ft at 7:15AM May 25, 2022Observed: 572.56 ft at 7:30AM May 25, 2022Observed: 572.66 ft at 7:45AM May 25, 2022Observed: 572.66 ft at 8:00AM May 25, 2022Observed: 572.61 ft at 8:15AM May 25, 2022Observed: 572.63 ft at 8:30AM May 25, 2022Observed: 572.72 ft at 8:45AM May 25, 2022Observed: 572.69 ft at 9:00AM May 25, 2022Observed: 572.6 ft at 9:15AM May 25, 2022Observed: 572.79 ft at 9:30AM May 25, 2022Observed: 572.75 ft at 9:45AM May 25, 2022Observed: 572.68 ft at 10:00AM May 25, 2022Observed: 572.82 ft at 10:15AM May 25, 2022Observed: 572.74 ft at 10:30AM May 25, 2022Observed: 572.79 ft at 10:45AM May 25, 2022Observed: 573 ft at 11:00AM May 25, 2022Observed: 572.65 ft at 11:15AM May 25, 2022Observed: 572.88 ft at 11:30AM May 25, 2022Observed: 572.85 ft at 11:45AM May 25, 2022Observed: 572.75 ft at 12:00PM May 25, 2022Observed: 572.93 ft at 12:15PM May 25, 2022Observed: 572.92 ft at 12:30PM May 25, 2022Observed: 572.72 ft at 12:45PM May 25, 2022Observed: 572.77 ft at 1:00PM May 25, 2022Observed: 572.93 ft at 1:15PM May 25, 2022Observed: 572.55 ft at 1:30PM May 25, 2022Observed: 572.83 ft at 1:45PM May 25, 2022Observed: 572.84 ft at 2:00PM May 25, 2022Observed: 572.52 ft at 2:15PM May 25, 2022Observed: 572.75 ft at 2:30PM May 25, 2022Observed: 572.65 ft at 2:45PM May 25, 2022Observed: 572.34 ft at 3:00PM May 25, 2022Observed: 572.43 ft at 3:15PM May 25, 2022Observed: 572.71 ft at 3:30PM May 25, 2022Observed: 572.47 ft at 3:45PM May 25, 2022Observed: 572.33 ft at 4:00PM May 25, 2022Observed: 572.45 ft at 4:15PM May 25, 2022Observed: 572.43 ft at 4:30PM May 25, 2022Observed: 572.11 ft at 4:45PM May 25, 2022Observed: 572.21 ft at 5:00PM May 25, 2022Observed: 572.45 ft at 5:15PM May 25, 2022Observed: 572.35 ft at 5:30PM May 25, 2022Observed: 572.48 ft at 5:45PM May 25, 2022Observed: 572.76 ft at 6:00PM May 25, 2022Observed: 572.39 ft at 6:15PM May 25, 2022Observed: 572.11 ft at 6:30PM May 25, 2022Observed: 572.35 ft at 6:45PM May 25, 2022Observed: 572.26 ft at 7:00PM May 25, 2022Observed: 572.31 ft at 7:15PM May 25, 2022Observed: 572.55 ft at 7:30PM May 25, 2022Observed: 572.41 ft at 7:45PM May 25, 2022Observed: 572.39 ft at 8:00PM May 25, 2022Observed: 572.51 ft at 8:15PM May 25, 2022Observed: 572.31 ft at 8:30PM May 25, 2022Observed: 572.35 ft at 8:45PM May 25, 2022Observed: 572.58 ft at 9:00PM May 25, 2022Observed: 572.84 ft at 9:15PM May 25, 2022Observed: 572.92 ft at 9:30PM May 25, 2022Observed: 572.8 ft at 9:45PM May 25, 2022Observed: 572.78 ft at 10:00PM May 25, 2022Observed: 572.99 ft at 10:15PM May 25, 2022Observed: 572.59 ft at 10:30PM May 25, 2022Observed: 572.57 ft at 10:45PM May 25, 2022Observed: 573.09 ft at 11:00PM May 25, 2022Observed: 572.67 ft at 11:15PM May 25, 2022Observed: 572.66 ft at 11:30PM May 25, 2022Observed: 573.1 ft at 11:45PM May 25, 2022Observed: 572.76 ft at 12:00AM May 26, 2022Observed: 572.7 ft at 12:15AM May 26, 2022Observed: 573.16 ft at 12:30AM May 26, 2022Observed: 573 ft at 12:45AM May 26, 2022Observed: 572.81 ft at 1:00AM May 26, 2022Observed: 572.98 ft at 1:15AM May 26, 2022Observed: 573.1 ft at 1:30AM May 26, 2022Observed: 573.01 ft at 1:45AM May 26, 2022Observed: 572.83 ft at 2:00AM May 26, 2022Observed: 573.09 ft at 2:15AM May 26, 2022Observed: 573.06 ft at 2:30AM May 26, 2022Observed: 572.81 ft at 2:45AM May 26, 2022Observed: 572.9 ft at 3:00AM May 26, 2022Observed: 573 ft at 3:15AM May 26, 2022Observed: 572.78 ft at 3:30AM May 26, 2022Observed: 572.86 ft at 3:45AM May 26, 2022Observed: 573.07 ft at 4:00AM May 26, 2022Observed: 572.95 ft at 4:15AM May 26, 2022Observed: 572.9 ft at 4:30AM May 26, 2022Observed: 572.94 ft at 4:45AM May 26, 2022Observed: 572.95 ft at 5:00AM May 26, 2022Observed: 572.92 ft at 5:15AM May 26, 2022Observed: 572.95 ft at 5:30AM May 26, 2022Observed: 572.91 ft at 5:45AM May 26, 2022Observed: 572.83 ft at 6:00AM May 26, 2022Observed: 572.95 ft at 6:15AM May 26, 2022Observed: 572.94 ft at 6:30AM May 26, 2022Observed: 572.9 ft at 6:45AM May 26, 2022Observed: 572.98 ft at 7:00AM May 26, 2022Observed: 573.15 ft at 7:15AM May 26, 2022Observed: 573.05 ft at 7:30AM May 26, 2022Observed: 573.06 ft at 7:45AM May 26, 2022Observed: 572.91 ft at 8:00AM May 26, 2022Observed: 572.57 ft at 8:15AM May 26, 2022Observed: 572.64 ft at 8:30AM May 26, 2022Observed: 572.7 ft at 8:45AM May 26, 2022Observed: 572.86 ft at 9:00AM May 26, 2022Observed: 572.92 ft at 9:15AM May 26, 2022Observed: 572.78 ft at 9:30AM May 26, 2022Observed: 572.62 ft at 9:45AM May 26, 2022Observed: 572.98 ft at 10:00AM May 26, 2022Observed: 572.99 ft at 10:15AM May 26, 2022Observed: 572.56 ft at 10:30AM May 26, 2022Observed: 572.88 ft at 10:45AM May 26, 2022Observed: 572.85 ft at 11:00AM May 26, 2022Observed: 572.81 ft at 11:15AM May 26, 2022Observed: 572.95 ft at 11:30AM May 26, 2022Observed: 572.93 ft at 11:45AM May 26, 2022Observed: 572.81 ft at 12:00PM May 26, 2022Observed: 572.87 ft at 12:15PM May 26, 2022Observed: 572.83 ft at 12:30PM May 26, 2022Observed: 572.76 ft at 12:45PM May 26, 2022Observed: 572.76 ft at 1:00PM May 26, 2022Observed: 572.92 ft at 1:15PM May 26, 2022Observed: 572.79 ft at 1:30PM May 26, 2022Observed: 572.82 ft at 1:45PM May 26, 2022Observed: 573.05 ft at 2:00PM May 26, 2022Observed: 573.04 ft at 2:15PM May 26, 2022Observed: 572.93 ft at 2:30PM May 26, 2022Observed: 573.02 ft at 2:45PM May 26, 2022Observed: 573.12 ft at 3:00PM May 26, 2022Observed: 572.72 ft at 3:15PM May 26, 2022Observed: 572.92 ft at 3:30PM May 26, 2022Observed: 573.2 ft at 3:45PM May 26, 2022Observed: 572.94 ft at 4:00PM May 26, 2022Observed: 572.89 ft at 4:15PM May 26, 2022Observed: 572.99 ft at 4:30PM May 26, 2022Observed: 572.96 ft at 4:45PM May 26, 2022Observed: 572.79 ft at 5:00PM May 26, 2022Observed: 572.85 ft at 5:15PM May 26, 2022Observed: 572.86 ft at 5:30PM May 26, 2022Observed: 572.85 ft at 5:45PM May 26, 2022Observed: 572.9 ft at 6:00PM May 26, 2022Observed: 572.91 ft at 6:15PM May 26, 2022Observed: 572.92 ft at 6:30PM May 26, 2022Observed: 572.84 ft at 6:45PM May 26, 2022Observed: 572.83 ft at 7:00PM May 26, 2022Observed: 572.81 ft at 7:15PM May 26, 2022Observed: 572.78 ft at 7:30PM May 26, 2022Observed: 572.92 ft at 7:45PM May 26, 2022Observed: 572.7 ft at 8:00PM May 26, 2022Observed: 572.41 ft at 8:15PM May 26, 2022Observed: 572.61 ft at 8:30PM May 26, 2022Observed: 572.81 ft at 8:45PM May 26, 2022Observed: 572.6 ft at 9:00PM May 26, 2022Observed: 572.5 ft at 9:15PM May 26, 2022Observed: 572.73 ft at 9:30PM May 26, 2022Observed: 572.99 ft at 9:45PM May 26, 2022Observed: 572.76 ft at 10:00PM May 26, 2022Observed: 572.41 ft at 10:15PM May 26, 2022Observed: 572.59 ft at 10:30PM May 26, 2022Observed: 572.79 ft at 10:45PM May 26, 2022Observed: 572.83 ft at 11:00PM May 26, 2022Observed: 572.62 ft at 11:15PM May 26, 2022Observed: 572.87 ft at 11:30PM May 26, 2022Observed: 572.83 ft at 11:45PM May 26, 2022Observed: 572.72 ft at 12:00AM May 27, 2022Observed: 572.86 ft at 12:15AM May 27, 2022Observed: 572.64 ft at 12:30AM May 27, 2022Observed: 572.8 ft at 12:45AM May 27, 2022Observed: 573.11 ft at 1:00AM May 27, 2022Observed: 572.95 ft at 1:15AM May 27, 2022Observed: 573.06 ft at 1:30AM May 27, 2022Observed: 573.22 ft at 1:45AM May 27, 2022Observed: 573.12 ft at 2:00AM May 27, 2022Observed: 572.9 ft at 2:15AM May 27, 2022Observed: 573.05 ft at 2:30AM May 27, 2022Observed: 573.39 ft at 2:45AM May 27, 2022Observed: 573.17 ft at 3:00AM May 27, 2022Observed: 572.86 ft at 3:15AM May 27, 2022Observed: 572.91 ft at 3:30AM May 27, 2022Observed: 572.83 ft at 3:45AM May 27, 2022Observed: 573.08 ft at 4:00AM May 27, 2022Observed: 573.21 ft at 4:15AM May 27, 2022Observed: 573.05 ft at 4:30AM May 27, 2022Observed: 573.16 ft at 4:45AM May 27, 2022Observed: 573.11 ft at 5:00AM May 27, 2022Observed: 572.88 ft at 5:15AM May 27, 2022Observed: 572.71 ft at 5:30AM May 27, 2022Observed: 573 ft at 5:45AM May 27, 2022Observed: 572.91 ft at 6:00AM May 27, 2022Observed: 572.77 ft at 6:15AM May 27, 2022Observed: 572.9 ft at 6:30AM May 27, 2022Observed: 572.99 ft at 6:45AM May 27, 2022Observed: 572.85 ft at 7:00AM May 27, 2022Observed: 572.51 ft at 7:15AM May 27, 2022Observed: 572.86 ft at 7:30AM May 27, 2022Observed: 572.75 ft at 7:45AM May 27, 2022Observed: 572.68 ft at 8:00AM May 27, 2022Observed: 572.76 ft at 8:15AM May 27, 2022Observed: 573.01 ft at 8:30AM May 27, 2022Observed: 573 ft at 8:45AM May 27, 2022Observed: 572.87 ft at 9:00AM May 27, 2022Observed: 573.15 ft at 9:15AM May 27, 2022Observed: 573.01 ft at 9:30AM May 27, 2022Observed: 572.33 ft at 9:45AM May 27, 2022Observed: 572.16 ft at 10:00AM May 27, 2022Observed: 572.59 ft at 10:15AM May 27, 2022Observed: 572.83 ft at 10:30AM May 27, 2022Observed: 572.74 ft at 10:45AM May 27, 2022Observed: 572.78 ft at 11:00AM May 27, 2022Observed: 572.88 ft at 11:15AM May 27, 2022Observed: 573.03 ft at 11:30AM May 27, 2022Observed: 572.65 ft at 11:45AM May 27, 2022Observed: 572.54 ft at 12:00PM May 27, 2022Observed: 572.89 ft at 12:15PM May 27, 2022Observed: 572.94 ft at 12:30PM May 27, 2022Observed: 572.87 ft at 12:45PM May 27, 2022Observed: 573.2 ft at 1:00PM May 27, 2022Observed: 572.79 ft at 1:15PM May 27, 2022Observed: 572.93 ft at 1:30PM May 27, 2022Observed: 572.49 ft at 1:45PM May 27, 2022Observed: 571.94 ft at 2:00PM May 27, 2022Observed: 572.89 ft at 2:15PM May 27, 2022Observed: 572.92 ft at 2:30PM May 27, 2022Observed: 572.83 ft at 2:45PM May 27, 2022Observed: 573.3 ft at 3:00PM May 27, 2022Observed: 573.08 ft at 3:15PM May 27, 2022Observed: 572.84 ft at 3:30PM May 27, 2022Observed: 572.74 ft at 3:45PM May 27, 2022Observed: 572.91 ft at 4:00PM May 27, 2022Observed: 573.24 ft at 4:15PM May 27, 2022Observed: 572.81 ft at 4:30PM May 27, 2022Observed: 572.83 ft at 4:45PM May 27, 2022Observed: 573.03 ft at 5:00PM May 27, 2022Observed: 572.78 ft at 5:15PM May 27, 2022Observed: 572.78 ft at 5:30PM May 27, 2022Observed: 572.85 ft at 5:45PM May 27, 2022Observed: 573 ft at 6:00PM May 27, 2022Observed: 573.02 ft at 6:15PM May 27, 2022Observed: 572.98 ft at 6:30PM May 27, 2022Observed: 573.01 ft at 6:45PM May 27, 2022Observed: 573.04 ft at 7:00PM May 27, 2022Observed: 572.79 ft at 7:15PM May 27, 2022Observed: 572.58 ft at 7:30PM May 27, 2022Observed: 573.09 ft at 7:45PM May 27, 2022Observed: 573.02 ft at 8:00PM May 27, 2022Observed: 572.73 ft at 8:15PM May 27, 2022Observed: 573.24 ft at 8:30PM May 27, 2022Observed: 573.05 ft at 8:45PM May 27, 2022Observed: 572.75 ft at 9:00PM May 27, 2022Observed: 573.03 ft at 9:15PM May 27, 2022Observed: 573.14 ft at 9:30PM May 27, 2022Observed: 572.74 ft at 9:45PM May 27, 2022Observed: 572.72 ft at 10:00PM May 27, 2022Observed: 573.28 ft at 10:15PM May 27, 2022Observed: 573.04 ft at 10:30PM May 27, 2022Observed: 573.08 ft at 10:45PM May 27, 2022Observed: 573.7 ft at 11:00PM May 27, 2022Observed: 573.1 ft at 11:15PM May 27, 2022Observed: 572.49 ft at 11:30PM May 27, 2022Observed: 572.82 ft at 11:45PM May 27, 2022Observed: 572.72 ft at 12:00AM May 28, 2022Observed: 572.61 ft at 12:15AM May 28, 2022Observed: 572.75 ft at 12:30AM May 28, 2022Observed: 572.78 ft at 12:45AM May 28, 2022Observed: 572.96 ft at 1:00AM May 28, 2022Observed: 572.98 ft at 1:15AM May 28, 2022Observed: 572.71 ft at 1:30AM May 28, 2022Observed: 572.61 ft at 1:45AM May 28, 2022Observed: 572.81 ft at 2:00AM May 28, 2022Observed: 572.92 ft at 2:15AM May 28, 2022Observed: 573.2 ft at 2:30AM May 28, 2022Observed: 573.21 ft at 2:45AM May 28, 2022Observed: 572.92 ft at 3:00AM May 28, 2022Observed: 573.04 ft at 3:15AM May 28, 2022Observed: 572.93 ft at 3:30AM May 28, 2022Observed: 572.64 ft at 3:45AM May 28, 2022Observed: 572.91 ft at 4:00AM May 28, 2022Observed: 572.9 ft at 4:15AM May 28, 2022Observed: 572.76 ft at 4:30AM May 28, 2022Observed: 572.9 ft at 4:45AM May 28, 2022Observed: 573.04 ft at 5:00AM May 28, 2022Observed: 572.92 ft at 5:15AM May 28, 2022Observed: 572.64 ft at 5:30AM May 28, 2022Observed: 572.92 ft at 5:45AM May 28, 2022Observed: 573.31 ft at 6:00AM May 28, 2022USGS--Water Resources of the United StatesBRCN6(plotting HGIRG) Graph Created (6:46AM May 28, 2022)ObservedLatest observed value: 573.31 ft at 6:00 AM EDT 28-May-2022.
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Tabular Data (UTC)
Tabular Data (EDT)
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Metadata
NOTE: Graphical forecasts are not available for the Black Rock Canal at Black Rock Lock. During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
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.
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Latitude: 42.933668° N, Longitude: 78.904759° 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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Buffalo, NY 14225-1405
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