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Hydrograph River at a Glance Download
St. Marys River at Interstate 95 (in MHHW) Stage (ft)Observed: -0.73 ft at 11:15PM Sep 10, 2021Observed: -0.62 ft at 11:30PM Sep 10, 2021Observed: -0.54 ft at 11:45PM Sep 10, 2021Observed: -0.44 ft at 12:00AM Sep 11, 2021Observed: -0.36 ft at 12:15AM Sep 11, 2021Observed: -0.26 ft at 12:30AM Sep 11, 2021Observed: -0.18 ft at 12:45AM Sep 11, 2021Observed: -0.08 ft at 1:00AM Sep 11, 2021Observed: -0.02 ft at 1:15AM Sep 11, 2021Observed: 0.08 ft at 1:30AM Sep 11, 2021Observed: 0.14 ft at 1:45AM Sep 11, 2021Observed: 0.18 ft at 2:00AM Sep 11, 2021Observed: 0.21 ft at 2:15AM Sep 11, 2021Observed: 0.22 ft at 2:30AM Sep 11, 2021Observed: 0.22 ft at 2:45AM Sep 11, 2021Observed: 0.17 ft at 3:00AM Sep 11, 2021Observed: 0.07 ft at 3:15AM Sep 11, 2021Observed: -0.08 ft at 3:30AM Sep 11, 2021Observed: -0.3 ft at 3:45AM Sep 11, 2021Observed: -0.55 ft at 4:00AM Sep 11, 2021Observed: -0.79 ft at 4:15AM Sep 11, 2021Observed: -1.01 ft at 4:30AM Sep 11, 2021Observed: -1.18 ft at 4:45AM Sep 11, 2021Observed: -1.36 ft at 5:00AM Sep 11, 2021Observed: -1.55 ft at 5:15AM Sep 11, 2021Observed: -1.77 ft at 5:30AM Sep 11, 2021Observed: -2 ft at 5:45AM Sep 11, 2021Observed: -2.25 ft at 6:00AM Sep 11, 2021Observed: -2.51 ft at 6:15AM Sep 11, 2021Observed: -2.76 ft at 6:30AM Sep 11, 2021Observed: -2.99 ft at 6:45AM Sep 11, 2021Observed: -3.21 ft at 7:00AM Sep 11, 2021Observed: -3.44 ft at 7:15AM Sep 11, 2021Observed: -3.63 ft at 7:30AM Sep 11, 2021Observed: -3.82 ft at 7:45AM Sep 11, 2021Observed: -3.95 ft at 8:00AM Sep 11, 2021Observed: -4.01 ft at 8:15AM Sep 11, 2021Observed: -3.98 ft at 8:30AM Sep 11, 2021Observed: -3.87 ft at 8:45AM Sep 11, 2021Observed: -3.67 ft at 9:00AM Sep 11, 2021Observed: -3.41 ft at 9:15AM Sep 11, 2021Observed: -3.09 ft at 9:30AM Sep 11, 2021Observed: -2.74 ft at 9:45AM Sep 11, 2021Observed: -2.38 ft at 10:00AM Sep 11, 2021Observed: -2.06 ft at 10:15AM Sep 11, 2021Observed: -1.75 ft at 10:30AM Sep 11, 2021Observed: -1.48 ft at 10:45AM Sep 11, 2021Observed: -1.23 ft at 11:00AM Sep 11, 2021Observed: -1 ft at 11:15AM Sep 11, 2021Observed: -0.84 ft at 11:30AM Sep 11, 2021Observed: -0.71 ft at 11:45AM Sep 11, 2021Observed: -0.61 ft at 12:00PM Sep 11, 2021Observed: -0.52 ft at 12:15PM Sep 11, 2021Observed: -0.42 ft at 12:30PM Sep 11, 2021Observed: -0.31 ft at 12:45PM Sep 11, 2021Observed: -0.2 ft at 1:00PM Sep 11, 2021Observed: -0.11 ft at 1:15PM Sep 11, 2021Observed: -0.01 ft at 1:30PM Sep 11, 2021Observed: 0.07 ft at 1:45PM Sep 11, 2021Observed: 0.16 ft at 2:00PM Sep 11, 2021Observed: 0.23 ft at 2:15PM Sep 11, 2021Observed: 0.3 ft at 2:30PM Sep 11, 2021Observed: 0.35 ft at 2:45PM Sep 11, 2021Observed: 0.36 ft at 3:00PM Sep 11, 2021Observed: 0.37 ft at 3:15PM Sep 11, 2021Observed: 0.35 ft at 3:30PM Sep 11, 2021Observed: 0.27 ft at 3:45PM Sep 11, 2021Observed: 0.18 ft at 4:00PM Sep 11, 2021Observed: 0.02 ft at 4:15PM Sep 11, 2021Observed: -0.19 ft at 4:30PM Sep 11, 2021Observed: -0.41 ft at 4:45PM Sep 11, 2021Observed: -0.64 ft at 5:00PM Sep 11, 2021Observed: -0.84 ft at 5:15PM Sep 11, 2021Observed: -1.03 ft at 5:30PM Sep 11, 2021Observed: -1.2 ft at 5:45PM Sep 11, 2021Observed: -1.39 ft at 6:00PM Sep 11, 2021Observed: -1.57 ft at 6:15PM Sep 11, 2021Observed: -1.78 ft at 6:30PM Sep 11, 2021Observed: -2.02 ft at 6:45PM Sep 11, 2021Observed: -2.28 ft at 7:00PM Sep 11, 2021Observed: -2.53 ft at 7:15PM Sep 11, 2021Observed: -2.75 ft at 7:30PM Sep 11, 2021Observed: -2.97 ft at 7:45PM Sep 11, 2021Observed: -3.19 ft at 8:00PM Sep 11, 2021Observed: -3.39 ft at 8:15PM Sep 11, 2021Observed: -3.59 ft at 8:30PM Sep 11, 2021Observed: -3.71 ft at 8:45PM Sep 11, 2021Observed: -3.83 ft at 9:00PM Sep 11, 2021Observed: -3.84 ft at 9:15PM Sep 11, 2021Observed: -3.8 ft at 9:30PM Sep 11, 2021Observed: -3.68 ft at 9:45PM Sep 11, 2021Observed: -3.48 ft at 10:00PM Sep 11, 2021Observed: -3.25 ft at 10:15PM Sep 11, 2021Observed: -2.98 ft at 10:30PM Sep 11, 2021Observed: -2.66 ft at 10:45PM Sep 11, 2021Observed: -2.35 ft at 11:00PM Sep 11, 2021Observed: -2.03 ft at 11:15PM Sep 11, 2021Observed: -1.73 ft at 11:30PM Sep 11, 2021Observed: -1.44 ft at 11:45PM Sep 11, 2021Observed: -1.19 ft at 12:00AM Sep 12, 2021Observed: -0.99 ft at 12:15AM Sep 12, 2021Observed: -0.83 ft at 12:30AM Sep 12, 2021Observed: -0.71 ft at 12:45AM Sep 12, 2021Observed: -0.61 ft at 1:00AM Sep 12, 2021Observed: -0.52 ft at 1:15AM Sep 12, 2021Observed: -0.43 ft at 1:30AM Sep 12, 2021Observed: -0.35 ft at 1:45AM Sep 12, 2021Observed: -0.27 ft at 2:00AM Sep 12, 2021Observed: -0.2 ft at 2:15AM Sep 12, 2021Observed: -0.13 ft at 2:30AM Sep 12, 2021Observed: -0.08 ft at 2:45AM Sep 12, 2021Observed: -0.04 ft at 3:00AM Sep 12, 2021Observed: -0.03 ft at 3:15AM Sep 12, 2021Observed: -0.04 ft at 3:30AM Sep 12, 2021Observed: -0.09 ft at 3:45AM Sep 12, 2021Observed: -0.19 ft at 4:00AM Sep 12, 2021Observed: -0.34 ft at 4:15AM Sep 12, 2021Observed: -0.58 ft at 4:30AM Sep 12, 2021Observed: -0.84 ft at 4:45AM Sep 12, 2021Observed: -1.09 ft at 5:00AM Sep 12, 2021Observed: -1.31 ft at 5:15AM Sep 12, 2021Observed: -1.48 ft at 5:30AM Sep 12, 2021Observed: -1.66 ft at 5:45AM Sep 12, 2021Observed: -1.88 ft at 6:00AM Sep 12, 2021Observed: -2.12 ft at 6:15AM Sep 12, 2021Observed: -2.38 ft at 6:30AM Sep 12, 2021Observed: -2.63 ft at 6:45AM Sep 12, 2021Observed: -2.87 ft at 7:00AM Sep 12, 2021Observed: -3.13 ft at 7:15AM Sep 12, 2021Observed: -3.38 ft at 7:30AM Sep 12, 2021Observed: -3.62 ft at 7:45AM Sep 12, 2021Observed: -3.83 ft at 8:00AM Sep 12, 2021Observed: -4.04 ft at 8:15AM Sep 12, 2021Observed: -4.23 ft at 8:30AM Sep 12, 2021Observed: -4.36 ft at 8:45AM Sep 12, 2021Observed: -4.43 ft at 9:00AM Sep 12, 2021Observed: -4.41 ft at 9:15AM Sep 12, 2021Observed: -4.28 ft at 9:30AM Sep 12, 2021Observed: -4.05 ft at 9:45AM Sep 12, 2021Observed: -3.76 ft at 10:00AM Sep 12, 2021Observed: -3.41 ft at 10:15AM Sep 12, 2021Observed: -3.05 ft at 10:30AM Sep 12, 2021Observed: -2.69 ft at 10:45AM Sep 12, 2021Observed: -2.37 ft at 11:00AM Sep 12, 2021Observed: -2.08 ft at 11:15AM Sep 12, 2021Observed: -1.8 ft at 11:30AM Sep 12, 2021Observed: -1.53 ft at 11:45AM Sep 12, 2021Observed: -1.26 ft at 12:00PM Sep 12, 2021Observed: -1.05 ft at 12:15PM Sep 12, 2021Observed: -0.87 ft at 12:30PM Sep 12, 2021Observed: -0.75 ft at 12:45PM Sep 12, 2021Observed: -0.65 ft at 1:00PM Sep 12, 2021Observed: -0.55 ft at 1:15PM Sep 12, 2021Observed: -0.44 ft at 1:30PM Sep 12, 2021Observed: -0.36 ft at 1:45PM Sep 12, 2021Observed: -0.27 ft at 2:00PM Sep 12, 2021Observed: -0.2 ft at 2:15PM Sep 12, 2021Observed: -0.1 ft at 2:30PM Sep 12, 2021Observed: -0.03 ft at 2:45PM Sep 12, 2021Observed: 0.04 ft at 3:00PM Sep 12, 2021Observed: 0.09 ft at 3:15PM Sep 12, 2021Observed: 0.13 ft at 3:30PM Sep 12, 2021Observed: 0.17 ft at 3:45PM Sep 12, 2021Observed: 0.18 ft at 4:00PM Sep 12, 2021Observed: 0.16 ft at 4:15PM Sep 12, 2021Observed: 0.12 ft at 4:30PM Sep 12, 2021Observed: 0.03 ft at 4:45PM Sep 12, 2021Observed: -0.1 ft at 5:00PM Sep 12, 2021Observed: -0.28 ft at 5:15PM Sep 12, 2021Observed: -0.5 ft at 5:30PM Sep 12, 2021Observed: -0.73 ft at 5:45PM Sep 12, 2021Observed: -0.95 ft at 6:00PM Sep 12, 2021Observed: -1.15 ft at 6:15PM Sep 12, 2021Observed: -1.32 ft at 6:30PM Sep 12, 2021Observed: -1.51 ft at 6:45PM Sep 12, 2021Observed: -1.71 ft at 7:00PM Sep 12, 2021Observed: -1.94 ft at 7:15PM Sep 12, 2021Observed: -2.19 ft at 7:30PM Sep 12, 2021Observed: -2.45 ft at 7:45PM Sep 12, 2021Observed: -2.68 ft at 8:00PM Sep 12, 2021Observed: -2.93 ft at 8:15PM Sep 12, 2021Observed: -3.14 ft at 8:30PM Sep 12, 2021Observed: -3.37 ft at 8:45PM Sep 12, 2021Observed: -3.58 ft at 9:00PM Sep 12, 2021Observed: -3.76 ft at 9:15PM Sep 12, 2021Observed: -3.89 ft at 9:30PM Sep 12, 2021Observed: -3.97 ft at 9:45PM Sep 12, 2021Observed: -3.99 ft at 10:00PM Sep 12, 2021Observed: -3.93 ft at 10:15PM Sep 12, 2021Observed: -3.79 ft at 10:30PM Sep 12, 2021Observed: -3.61 ft at 10:45PM Sep 12, 2021Observed: -3.36 ft at 11:00PM Sep 12, 2021Observed: -3.1 ft at 11:15PM Sep 12, 2021Observed: -2.81 ft at 11:30PM Sep 12, 2021Observed: -2.52 ft at 11:45PM Sep 12, 2021Observed: -2.26 ft at 12:00AM Sep 13, 2021Observed: -1.99 ft at 12:15AM Sep 13, 2021Observed: -1.73 ft at 12:30AM Sep 13, 2021Observed: -1.49 ft at 12:45AM Sep 13, 2021Observed: -1.26 ft at 1:00AM Sep 13, 2021Observed: -1.07 ft at 1:15AM Sep 13, 2021Observed: -0.93 ft at 1:30AM Sep 13, 2021Observed: -0.81 ft at 1:45AM Sep 13, 2021Observed: -0.74 ft at 2:00AM Sep 13, 2021Observed: -0.65 ft at 2:15AM Sep 13, 2021Observed: -0.57 ft at 2:30AM Sep 13, 2021Observed: -0.5 ft at 2:45AM Sep 13, 2021Observed: -0.44 ft at 3:00AM Sep 13, 2021Observed: -0.38 ft at 3:15AM Sep 13, 2021Observed: -0.34 ft at 3:30AM Sep 13, 2021Observed: -0.32 ft at 3:45AM Sep 13, 2021Observed: -0.31 ft at 4:00AM Sep 13, 2021Observed: -0.33 ft at 4:15AM Sep 13, 2021Observed: -0.37 ft at 4:30AM Sep 13, 2021Observed: -0.46 ft at 4:45AM Sep 13, 2021Observed: -0.62 ft at 5:00AM Sep 13, 2021Observed: -0.85 ft at 5:15AM Sep 13, 2021Observed: -1.11 ft at 5:30AM Sep 13, 2021Observed: -1.37 ft at 5:45AM Sep 13, 2021Observed: -1.59 ft at 6:00AM Sep 13, 2021Observed: -1.79 ft at 6:15AM Sep 13, 2021Observed: -2 ft at 6:30AM Sep 13, 2021Observed: -2.25 ft at 6:45AM Sep 13, 2021Observed: -2.49 ft at 7:00AM Sep 13, 2021Observed: -2.75 ft at 7:15AM Sep 13, 2021Observed: -2.99 ft at 7:30AM Sep 13, 2021Observed: -3.22 ft at 7:45AM Sep 13, 2021Observed: -3.47 ft at 8:00AM Sep 13, 2021Observed: -3.72 ft at 8:15AM Sep 13, 2021Observed: -3.95 ft at 8:30AM Sep 13, 2021Observed: -4.17 ft at 8:45AM Sep 13, 2021Observed: -4.38 ft at 9:00AM Sep 13, 2021Observed: -4.58 ft at 9:15AM Sep 13, 2021Observed: -4.72 ft at 9:30AM Sep 13, 2021Observed: -4.81 ft at 9:45AM Sep 13, 2021Observed: -4.81 ft at 10:00AM Sep 13, 2021Observed: -4.71 ft at 10:15AM Sep 13, 2021Observed: -4.52 ft at 10:30AM Sep 13, 2021Observed: -4.24 ft at 10:45AM Sep 13, 2021Observed: -3.92 ft at 11:00AM Sep 13, 2021Observed: -3.58 ft at 11:15AM Sep 13, 2021Observed: -3.25 ft at 11:30AM Sep 13, 2021Observed: -2.96 ft at 11:45AM Sep 13, 2021Observed: -2.68 ft at 12:00PM Sep 13, 2021Observed: -2.41 ft at 12:15PM Sep 13, 2021Observed: -2.16 ft at 12:30PM Sep 13, 2021Observed: -1.89 ft at 12:45PM Sep 13, 2021Observed: -1.63 ft at 1:00PM Sep 13, 2021Observed: -1.39 ft at 1:15PM Sep 13, 2021Observed: -1.17 ft at 1:30PM Sep 13, 2021Observed: -0.97 ft at 1:45PM Sep 13, 2021Observed: -0.82 ft at 2:00PM Sep 13, 2021Observed: -0.72 ft at 2:15PM Sep 13, 2021Observed: -0.6 ft at 2:30PM Sep 13, 2021Observed: -0.5 ft at 2:45PM Sep 13, 2021Observed: -0.41 ft at 3:00PM Sep 13, 2021Observed: -0.32 ft at 3:15PM Sep 13, 2021Observed: -0.23 ft at 3:30PM Sep 13, 2021Observed: -0.16 ft at 3:45PM Sep 13, 2021Observed: -0.08 ft at 4:00PM Sep 13, 2021Observed: -0.01 ft at 4:15PM Sep 13, 2021Observed: 0.04 ft at 4:30PM Sep 13, 2021Observed: 0.07 ft at 4:45PM Sep 13, 2021Observed: 0.08 ft at 5:00PM Sep 13, 2021Observed: 0.06 ft at 5:15PM Sep 13, 2021Observed: 0.01 ft at 5:30PM Sep 13, 2021Observed: -0.08 ft at 5:45PM Sep 13, 2021Observed: -0.23 ft at 6:00PM Sep 13, 2021Observed: -0.44 ft at 6:15PM Sep 13, 2021Observed: -0.7 ft at 6:30PM Sep 13, 2021Observed: -0.94 ft at 6:45PM Sep 13, 2021Observed: -1.15 ft at 7:00PM Sep 13, 2021Observed: -1.35 ft at 7:15PM Sep 13, 2021Observed: -1.53 ft at 7:30PM Sep 13, 2021Observed: -1.73 ft at 7:45PM Sep 13, 2021Observed: -1.94 ft at 8:00PM Sep 13, 2021Observed: -2.18 ft at 8:15PM Sep 13, 2021Observed: -2.44 ft at 8:30PM Sep 13, 2021Observed: -2.67 ft at 8:45PM Sep 13, 2021Observed: -2.94 ft at 9:00PM Sep 13, 2021Observed: -3.15 ft at 9:15PM Sep 13, 2021Observed: -3.39 ft at 9:30PM Sep 13, 2021Observed: -3.59 ft at 9:45PM Sep 13, 2021Observed: -3.77 ft at 10:00PM Sep 13, 2021Observed: -3.98 ft at 10:15PM Sep 13, 2021Observed: -4.15 ft at 10:30PM Sep 13, 2021Observed: -4.21 ft at 10:45PM Sep 13, 2021Observed: -4.28 ft at 11:00PM Sep 13, 2021Observed: -4.25 ft at 11:15PM Sep 13, 2021Observed: -4.15 ft at 11:30PM Sep 13, 2021Observed: -3.98 ft at 11:45PM Sep 13, 2021Observed: -3.74 ft at 12:00AM Sep 14, 2021Observed: -3.44 ft at 12:15AM Sep 14, 2021Observed: -3.15 ft at 12:30AM Sep 14, 2021Observed: -2.83 ft at 12:45AM Sep 14, 2021Observed: -2.53 ft at 1:00AM Sep 14, 2021Observed: -2.25 ft at 1:15AM Sep 14, 2021Observed: -1.99 ft at 1:30AM Sep 14, 2021Observed: -1.75 ft at 1:45AM Sep 14, 2021Observed: -1.52 ft at 2:00AM Sep 14, 2021Observed: -1.3 ft at 2:15AM Sep 14, 2021Observed: -1.11 ft at 2:30AM Sep 14, 2021Observed: -0.97 ft at 2:45AM Sep 14, 2021Observed: -0.85 ft at 3:00AM Sep 14, 2021Observed: -0.77 ft at 3:15AM Sep 14, 2021Observed: -0.69 ft at 3:30AM Sep 14, 2021Observed: -0.63 ft at 3:45AM Sep 14, 2021Observed: -0.6 ft at 4:00AM Sep 14, 2021Observed: -0.54 ft at 4:15AM Sep 14, 2021Observed: -0.52 ft at 4:30AM Sep 14, 2021Observed: -0.5 ft at 4:45AM Sep 14, 2021Observed: -0.5 ft at 5:00AM Sep 14, 2021Observed: -0.54 ft at 5:15AM Sep 14, 2021Observed: -0.61 ft at 5:30AM Sep 14, 2021Observed: -0.74 ft at 5:45AM Sep 14, 2021Observed: -0.96 ft at 6:00AM Sep 14, 2021Observed: -1.19 ft at 6:15AM Sep 14, 2021Observed: -1.45 ft at 6:30AM Sep 14, 2021Observed: -1.69 ft at 6:45AM Sep 14, 2021Observed: -1.91 ft at 7:00AM Sep 14, 2021Observed: -2.13 ft at 7:15AM Sep 14, 2021Observed: -2.37 ft at 7:30AM Sep 14, 2021Observed: -2.6 ft at 7:45AM Sep 14, 2021Observed: -2.84 ft at 8:00AM Sep 14, 2021Observed: -3.06 ft at 8:15AM Sep 14, 2021Observed: -3.29 ft at 8:30AM Sep 14, 2021Observed: -3.53 ft at 8:45AM Sep 14, 2021Observed: -3.78 ft at 9:00AM Sep 14, 2021Observed: -4 ft at 9:15AM Sep 14, 2021Observed: -4.23 ft at 9:30AM Sep 14, 2021Observed: -4.43 ft at 9:45AM Sep 14, 2021Observed: -4.65 ft at 10:00AM Sep 14, 2021Observed: -4.81 ft at 10:15AM Sep 14, 2021Observed: -4.93 ft at 10:30AM Sep 14, 2021Observed: -4.97 ft at 10:45AM Sep 14, 2021Observed: -4.91 ft at 11:00AM Sep 14, 2021Observed: -4.78 ft at 11:15AM Sep 14, 2021Observed: -4.58 ft at 11:30AM Sep 14, 2021Observed: -4.33 ft at 11:45AM Sep 14, 2021Observed: -4.01 ft at 12:00PM Sep 14, 2021Observed: -3.69 ft at 12:15PM Sep 14, 2021Observed: -3.38 ft at 12:30PM Sep 14, 2021Observed: -3.06 ft at 12:45PM Sep 14, 2021Observed: -2.77 ft at 1:00PM Sep 14, 2021Observed: -2.49 ft at 1:15PM Sep 14, 2021Observed: -2.22 ft at 1:30PM Sep 14, 2021Observed: -1.95 ft at 1:45PM Sep 14, 2021Observed: -1.69 ft at 2:00PM Sep 14, 2021Observed: -1.44 ft at 2:15PM Sep 14, 2021Observed: -1.21 ft at 2:30PM Sep 14, 2021Observed: -1 ft at 2:45PM Sep 14, 2021Observed: -0.84 ft at 3:00PM Sep 14, 2021Observed: -0.73 ft at 3:15PM Sep 14, 2021Observed: -0.62 ft at 3:30PM Sep 14, 2021Observed: -0.5 ft at 3:45PM Sep 14, 2021Observed: -0.42 ft at 4:00PM Sep 14, 2021Observed: -0.32 ft at 4:15PM Sep 14, 2021Observed: -0.24 ft at 4:30PM Sep 14, 2021Observed: -0.15 ft at 4:45PM Sep 14, 2021Observed: -0.08 ft at 5:00PM Sep 14, 2021Observed: -0.01 ft at 5:15PM Sep 14, 2021Observed: 0.04 ft at 5:30PM Sep 14, 2021Observed: 0.07 ft at 5:45PM Sep 14, 2021Observed: 0.09 ft at 6:00PM Sep 14, 2021Observed: 0.09 ft at 6:15PM Sep 14, 2021Observed: 0.06 ft at 6:30PM Sep 14, 2021Observed: -0.02 ft at 6:45PM Sep 14, 2021Observed: -0.13 ft at 7:00PM Sep 14, 2021Observed: -0.3 ft at 7:15PM Sep 14, 2021Observed: -0.52 ft at 7:30PM Sep 14, 2021Observed: -0.77 ft at 7:45PM Sep 14, 2021Observed: -0.99 ft at 8:00PM Sep 14, 2021Observed: -1.19 ft at 8:15PM Sep 14, 2021Observed: -1.37 ft at 8:30PM Sep 14, 2021Observed: -1.55 ft at 8:45PM Sep 14, 2021Observed: -1.77 ft at 9:00PM Sep 14, 2021Observed: -1.99 ft at 9:15PM Sep 14, 2021Observed: -2.23 ft at 9:30PM Sep 14, 2021Observed: -2.5 ft at 9:45PM Sep 14, 2021Observed: -2.74 ft at 10:00PM Sep 14, 2021Observed: -2.98 ft at 10:15PM Sep 14, 2021Observed: -3.2 ft at 10:30PM Sep 14, 2021Observed: -3.43 ft at 10:45PM Sep 14, 2021Observed: -3.61 ft at 11:00PM Sep 14, 2021Observed: -3.82 ft at 11:15PM Sep 14, 2021Observed: -3.99 ft at 11:30PM Sep 14, 2021Observed: -4.1 ft at 11:45PM Sep 14, 2021Observed: -4.14 ft at 12:00AM Sep 15, 2021Observed: -4.09 ft at 12:15AM Sep 15, 2021Observed: -3.97 ft at 12:30AM Sep 15, 2021Observed: -3.77 ft at 12:45AM Sep 15, 2021Observed: -3.51 ft at 1:00AM Sep 15, 2021Observed: -3.23 ft at 1:15AM Sep 15, 2021Observed: -2.94 ft at 1:30AM Sep 15, 2021Observed: -2.64 ft at 1:45AM Sep 15, 2021Observed: -2.38 ft at 2:00AM Sep 15, 2021Observed: -2.1 ft at 2:15AM Sep 15, 2021Observed: -1.86 ft at 2:30AM Sep 15, 2021Observed: -1.63 ft at 2:45AM Sep 15, 2021Observed: -1.4 ft at 3:00AM Sep 15, 2021Observed: -1.19 ft at 3:15AM Sep 15, 2021Observed: -1.03 ft at 3:30AM Sep 15, 2021Observed: -0.9 ft at 3:45AM Sep 15, 2021Observed: -0.81 ft at 4:00AM Sep 15, 2021Observed: -0.74 ft at 4:15AM Sep 15, 2021Observed: -0.65 ft at 4:30AM Sep 15, 2021Observed: -0.59 ft at 4:45AM Sep 15, 2021Observed: -0.54 ft at 5:00AM Sep 15, 2021Observed: -0.49 ft at 5:15AM Sep 15, 2021Observed: -0.45 ft at 5:30AM Sep 15, 2021Observed: -0.42 ft at 5:45AM Sep 15, 2021Observed: -0.4 ft at 6:00AM Sep 15, 2021Observed: -0.4 ft at 6:15AM Sep 15, 2021Observed: -0.43 ft at 6:30AM Sep 15, 2021Observed: -0.49 ft at 6:45AM Sep 15, 2021Observed: -0.6 ft at 7:00AM Sep 15, 2021Observed: -0.77 ft at 7:15AM Sep 15, 2021Observed: -1 ft at 7:30AM Sep 15, 2021Observed: -1.25 ft at 7:45AM Sep 15, 2021Observed: -1.49 ft at 8:00AM Sep 15, 2021Observed: -1.72 ft at 8:15AM Sep 15, 2021Observed: -1.93 ft at 8:30AM Sep 15, 2021Observed: -2.17 ft at 8:45AM Sep 15, 2021Observed: -2.39 ft at 9:00AM Sep 15, 2021Observed: -2.65 ft at 9:15AM Sep 15, 2021Observed: -2.91 ft at 9:30AM Sep 15, 2021Observed: -3.14 ft at 9:45AM Sep 15, 2021Observed: -3.38 ft at 10:00AM Sep 15, 2021Observed: -3.61 ft at 10:15AM Sep 15, 2021Observed: -3.82 ft at 10:30AM Sep 15, 2021Observed: -4.03 ft at 10:45AM Sep 15, 2021Observed: -4.22 ft at 11:00AM Sep 15, 2021Observed: -4.41 ft at 11:15AM Sep 15, 2021Observed: -4.53 ft at 11:30AM Sep 15, 2021Observed: -4.6 ft at 11:45AM Sep 15, 2021Observed: -4.62 ft at 12:00PM Sep 15, 2021Observed: -4.54 ft at 12:15PM Sep 15, 2021Observed: -4.36 ft at 12:30PM Sep 15, 2021Observed: -4.14 ft at 12:45PM Sep 15, 2021Observed: -3.87 ft at 1:00PM Sep 15, 2021Observed: -3.57 ft at 1:15PM Sep 15, 2021Observed: -3.27 ft at 1:30PM Sep 15, 2021Observed: -2.98 ft at 1:45PM Sep 15, 2021Observed: -2.69 ft at 2:00PM Sep 15, 2021Observed: -2.41 ft at 2:15PM Sep 15, 2021Observed: -2.14 ft at 2:30PM Sep 15, 2021Observed: -1.86 ft at 2:45PM Sep 15, 2021Observed: -1.59 ft at 3:00PM Sep 15, 2021Observed: -1.34 ft at 3:15PM Sep 15, 2021Observed: -1.11 ft at 3:30PM Sep 15, 2021Observed: -0.94 ft at 3:45PM Sep 15, 2021Observed: -0.78 ft at 4:00PM Sep 15, 2021Observed: -0.66 ft at 4:15PM Sep 15, 2021Observed: -0.56 ft at 4:30PM Sep 15, 2021Observed: -0.45 ft at 4:45PM Sep 15, 2021Observed: -0.35 ft at 5:00PM Sep 15, 2021Observed: -0.25 ft at 5:15PM Sep 15, 2021Observed: -0.16 ft at 5:30PM Sep 15, 2021Observed: -0.07 ft at 5:45PM Sep 15, 2021Observed: 0 ft at 6:00PM Sep 15, 2021Observed: 0.07 ft at 6:15PM Sep 15, 2021Observed: 0.14 ft at 6:30PM Sep 15, 2021Observed: 0.2 ft at 6:45PM Sep 15, 2021Observed: 0.23 ft at 7:00PM Sep 15, 2021Observed: 0.23 ft at 7:15PM Sep 15, 2021Observed: 0.23 ft at 7:30PM Sep 15, 2021Observed: 0.18 ft at 7:45PM Sep 15, 2021Observed: 0.11 ft at 8:00PM Sep 15, 2021Observed: -0.01 ft at 8:15PM Sep 15, 2021Observed: -0.18 ft at 8:30PM Sep 15, 2021Observed: -0.4 ft at 8:45PM Sep 15, 2021Observed: -0.63 ft at 9:00PM Sep 15, 2021Observed: -0.85 ft at 9:15PM Sep 15, 2021Observed: -1.05 ft at 9:30PM Sep 15, 2021Observed: -1.23 ft at 9:45PM Sep 15, 2021Observed: -1.4 ft at 10:00PM Sep 15, 2021Observed: -1.6 ft at 10:15PM Sep 15, 2021Observed: -1.82 ft at 10:30PM Sep 15, 2021Observed: -2.05 ft at 10:45PM Sep 15, 2021Observed: -2.32 ft at 11:00PM Sep 15, 2021Observed: -2.56 ft at 11:15PM Sep 15, 2021Observed: -2.81 ft at 11:30PM Sep 15, 2021Observed: -3.02 ft at 11:45PM Sep 15, 2021Observed: -3.25 ft at 12:00AM Sep 16, 2021Observed: -3.46 ft at 12:15AM Sep 16, 2021Observed: -3.64 ft at 12:30AM Sep 16, 2021Observed: -3.79 ft at 12:45AM Sep 16, 2021Observed: -3.89 ft at 1:00AM Sep 16, 2021Observed: -3.92 ft at 1:15AM Sep 16, 2021Observed: -3.88 ft at 1:30AM Sep 16, 2021Observed: -3.76 ft at 1:45AM Sep 16, 2021Observed: -3.54 ft at 2:00AM Sep 16, 2021Observed: -3.29 ft at 2:15AM Sep 16, 2021Observed: -2.99 ft at 2:30AM Sep 16, 2021Observed: -2.69 ft at 2:45AM Sep 16, 2021Observed: -2.41 ft at 3:00AM Sep 16, 2021Observed: -2.12 ft at 3:15AM Sep 16, 2021Observed: -1.84 ft at 3:30AM Sep 16, 2021Observed: -1.58 ft at 3:45AM Sep 16, 2021Observed: -1.35 ft at 4:00AM Sep 16, 2021Observed: -1.14 ft at 4:15AM Sep 16, 2021Observed: -0.98 ft at 4:30AM Sep 16, 2021Observed: -0.85 ft at 4:45AM Sep 16, 2021Observed: -0.76 ft at 5:00AM Sep 16, 2021Observed: -0.67 ft at 5:15AM Sep 16, 2021Observed: -0.6 ft at 5:30AM Sep 16, 2021Observed: -0.51 ft at 5:45AM Sep 16, 2021Observed: -0.45 ft at 6:00AM Sep 16, 2021Observed: -0.38 ft at 6:15AM Sep 16, 2021Observed: -0.31 ft at 6:30AM Sep 16, 2021Observed: -0.26 ft at 6:45AM Sep 16, 2021Observed: -0.22 ft at 7:00AM Sep 16, 2021Observed: -0.2 ft at 7:15AM Sep 16, 2021Observed: -0.19 ft at 7:30AM Sep 16, 2021Observed: -0.21 ft at 7:45AM Sep 16, 2021Observed: -0.27 ft at 8:00AM Sep 16, 2021Observed: -0.37 ft at 8:15AM Sep 16, 2021Observed: -0.53 ft at 8:30AM Sep 16, 2021Observed: -0.75 ft at 8:45AM Sep 16, 2021Observed: -1.01 ft at 9:00AM Sep 16, 2021Observed: -1.25 ft at 9:15AM Sep 16, 2021Observed: -1.46 ft at 9:30AM Sep 16, 2021Observed: -1.65 ft at 9:45AM Sep 16, 2021Observed: -1.86 ft at 10:00AM Sep 16, 2021Observed: -2.08 ft at 10:15AM Sep 16, 2021Observed: -2.33 ft at 10:30AM Sep 16, 2021Observed: -2.58 ft at 10:45AM Sep 16, 2021Observed: -2.83 ft at 11:00AM Sep 16, 2021Observed: -3.06 ft at 11:15AM Sep 16, 2021Observed: -3.31 ft at 11:30AM Sep 16, 2021Observed: -3.54 ft at 11:45AM Sep 16, 2021Observed: -3.75 ft at 12:00PM Sep 16, 2021Observed: -3.97 ft at 12:15PM Sep 16, 2021Observed: -4.14 ft at 12:30PM Sep 16, 2021Observed: -4.29 ft at 12:45PM Sep 16, 2021Observed: -4.36 ft at 1:00PM Sep 16, 2021Observed: -4.35 ft at 1:15PM Sep 16, 2021Observed: -4.2 ft at 1:30PM Sep 16, 2021Observed: -3.99 ft at 1:45PM Sep 16, 2021Observed: -3.69 ft at 2:00PM Sep 16, 2021Observed: -3.35 ft at 2:15PM Sep 16, 2021Observed: -3.05 ft at 2:30PM Sep 16, 2021Observed: -2.75 ft at 2:45PM Sep 16, 2021Observed: -2.47 ft at 3:00PM Sep 16, 2021Observed: -2.19 ft at 3:15PM Sep 16, 2021Observed: -1.88 ft at 3:30PM Sep 16, 2021Observed: -1.62 ft at 3:45PM Sep 16, 2021Observed: -1.34 ft at 4:00PM Sep 16, 2021Observed: -1.1 ft at 4:15PM Sep 16, 2021Observed: -0.92 ft at 4:30PM Sep 16, 2021Observed: -0.78 ft at 4:45PM Sep 16, 2021Observed: -0.68 ft at 5:00PM Sep 16, 2021Observed: -0.58 ft at 5:15PM Sep 16, 2021Observed: -0.44 ft at 5:30PM Sep 16, 2021Observed: -0.36 ft at 5:45PM Sep 16, 2021Observed: -0.28 ft at 6:00PM Sep 16, 2021Observed: -0.2 ft at 6:15PM Sep 16, 2021Observed: -0.09 ft at 6:30PM Sep 16, 2021Observed: 0.02 ft at 6:45PM Sep 16, 2021Observed: 0.08 ft at 7:00PM Sep 16, 2021Observed: 0.15 ft at 7:15PM Sep 16, 2021Observed: 0.23 ft at 7:30PM Sep 16, 2021Observed: 0.31 ft at 7:45PM Sep 16, 2021Observed: 0.34 ft at 8:00PM Sep 16, 2021Observed: 0.38 ft at 8:15PM Sep 16, 2021Highest Observation: 0.4 ft at 8:30PM Sep 16, 2021Observed: 0.37 ft at 8:45PM Sep 16, 2021Observed: 0.29 ft at 9:00PM Sep 16, 2021Observed: 0.18 ft at 9:15PM Sep 16, 2021Observed: 0.02 ft at 9:30PM Sep 16, 2021Observed: -0.19 ft at 9:45PM Sep 16, 2021Observed: -0.41 ft at 10:00PM Sep 16, 2021Observed: -0.61 ft at 10:15PM Sep 16, 2021KLNG1(plotting HGIRG) Graph Created (11:09PM Sep 16, 2021)ObservedLatest observed value: -0.61 ft at 10:15 PM EDT 16-Sep-2021. Flood Stage is 1 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Water levels are referenced to the Mean Higher High Water (MHHW) Datum. This datum can be used to approximate sea water inundation of normally dry ground near the coast. For specific impacts, please refer to the statements on this page.

NOTE: Forecasts are not available for the St. Marys River at Interstate 95 (in MHHW). Only observed stages are available for this point.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 3
Moderate Flood Stage: 1.5
Flood Stage: 1
Action Stage: 0.5
Low Stage (in feet): -6.5

Historic Crests
(1) 5.07 ft on 09/10/1964
(2) 2.79 ft on 10/07/2016
(3) 1.90 ft on 09/21/2020
(4) 1.79 ft on 09/20/2020
(5) 1.71 ft on 05/28/2012
(6) 1.67 ft on 09/21/2020
(7) 1.60 ft on 07/03/2012
(8) 1.58 ft on 09/11/2017
(9) 1.56 ft on 09/20/2020
(10) 1.54 ft on 09/11/2017
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 1.27 ft on 10/19/2020
(2) 1.22 ft on 10/18/2020
(3) 1.02 ft on 10/17/2020
(4) 1.42 ft on 09/22/2020
(5) 1.50 ft on 09/22/2020
(6) 1.90 ft on 09/21/2020
(7) 1.67 ft on 09/21/2020
(8) 1.79 ft on 09/20/2020
(9) 1.56 ft on 09/20/2020
(10) 1.49 ft on 09/19/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -7.51 ft on 03/06/2013
(2) -7.34 ft on 01/03/2011
(3) -7.32 ft on 03/26/2013
(4) -7.29 ft on 12/22/2018
(5) -7.27 ft on 01/26/2011
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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.
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If you notice any errors in the below information, please contact our Webmaster
3 EXTENSIVE INUNDATION OF STRUCTURES AND ROADS IN THE AREA. EVACUATIONS OF PEOPLE OR TRANSFER OF PROPERTY TO HIGHER GROUND IS LIKELY.
1.5 SOME INUNDATION OF STRUCTURES AND ROADS ALONG THE RIVER BASIN IS EXPECTED. EVACUATIONS OF PEOPLE OR PROPERTY TO HIGHER GROUND IS POSSIBLE.
1 FLOODING OF LOW LYING ROADS AND CAMPGROUNDS POSSIBLE. SOME BOAT RAMPS AND DOCKS ALONG THE RIVER MAY BEGIN TO FLOOD.
0.5 SHOULD WATER LEVELS CONTINUE RISING, PREPARATIONS TO PROTECT PROPERTY SHOULD BEGIN.
About This Location Collapse

Latitude: 30.743889° N, Longitude: 81.654444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 1 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 2.47 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 Mean Higher High Water - Used to approximate inundation

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
Jacksonville Weather Forecast Office
13701 Fang Drive
Jacksonville, FL 32218
(904) 741-4370
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