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Hydrograph River at a Glance Download
St. Marys River at Interstate 95 (in MHHW) Stage (ft)Observed: -0.66 ft at 8:00AM Aug 09, 2022Observed: -0.65 ft at 8:15AM Aug 09, 2022Observed: -0.67 ft at 8:30AM Aug 09, 2022Observed: -0.72 ft at 8:45AM Aug 09, 2022Observed: -0.84 ft at 9:00AM Aug 09, 2022Observed: -1.02 ft at 9:15AM Aug 09, 2022Observed: -1.29 ft at 9:30AM Aug 09, 2022Observed: -1.6 ft at 9:45AM Aug 09, 2022Observed: -1.9 ft at 10:00AM Aug 09, 2022Observed: -2.17 ft at 10:15AM Aug 09, 2022Observed: -2.43 ft at 10:30AM Aug 09, 2022Observed: -2.69 ft at 10:45AM Aug 09, 2022Observed: -2.95 ft at 11:00AM Aug 09, 2022Observed: -3.21 ft at 11:15AM Aug 09, 2022Observed: -3.48 ft at 11:30AM Aug 09, 2022Observed: -3.76 ft at 11:45AM Aug 09, 2022Observed: -4.03 ft at 12:00PM Aug 09, 2022Observed: -4.31 ft at 12:15PM Aug 09, 2022Observed: -4.58 ft at 12:30PM Aug 09, 2022Observed: -4.85 ft at 12:45PM Aug 09, 2022Observed: -5.1 ft at 1:00PM Aug 09, 2022Observed: -5.33 ft at 1:15PM Aug 09, 2022Observed: -5.53 ft at 1:30PM Aug 09, 2022Observed: -5.71 ft at 1:45PM Aug 09, 2022Observed: -5.85 ft at 2:00PM Aug 09, 2022Observed: -5.9 ft at 2:15PM Aug 09, 2022Observed: -5.89 ft at 2:30PM Aug 09, 2022Observed: -5.76 ft at 2:45PM Aug 09, 2022Observed: -5.5 ft at 3:00PM Aug 09, 2022Observed: -5.14 ft at 3:15PM Aug 09, 2022Observed: -4.7 ft at 3:30PM Aug 09, 2022Observed: -4.32 ft at 3:45PM Aug 09, 2022Observed: -3.98 ft at 4:00PM Aug 09, 2022Observed: -3.67 ft at 4:15PM Aug 09, 2022Observed: -3.36 ft at 4:30PM Aug 09, 2022Observed: -3.07 ft at 4:45PM Aug 09, 2022Observed: -2.75 ft at 5:00PM Aug 09, 2022Observed: -2.44 ft at 5:15PM Aug 09, 2022Observed: -2.12 ft at 5:30PM Aug 09, 2022Observed: -1.81 ft at 5:45PM Aug 09, 2022Observed: -1.49 ft at 6:00PM Aug 09, 2022Observed: -1.22 ft at 6:15PM Aug 09, 2022Observed: -0.99 ft at 6:30PM Aug 09, 2022Observed: -0.82 ft at 6:45PM Aug 09, 2022Observed: -0.68 ft at 7:00PM Aug 09, 2022Observed: -0.56 ft at 7:15PM Aug 09, 2022Observed: -0.45 ft at 7:30PM Aug 09, 2022Observed: -0.36 ft at 7:45PM Aug 09, 2022Observed: -0.26 ft at 8:00PM Aug 09, 2022Observed: -0.17 ft at 8:15PM Aug 09, 2022Observed: -0.1 ft at 8:30PM Aug 09, 2022Observed: -0.03 ft at 8:45PM Aug 09, 2022Observed: 0.03 ft at 9:00PM Aug 09, 2022Observed: 0.08 ft at 9:15PM Aug 09, 2022Observed: 0.09 ft at 9:30PM Aug 09, 2022Observed: 0.08 ft at 9:45PM Aug 09, 2022Observed: 0.02 ft at 10:00PM Aug 09, 2022Observed: -0.08 ft at 10:15PM Aug 09, 2022Observed: -0.26 ft at 10:30PM Aug 09, 2022Observed: -0.49 ft at 10:45PM Aug 09, 2022Observed: -0.77 ft at 11:00PM Aug 09, 2022Observed: -1.04 ft at 11:15PM Aug 09, 2022Observed: -1.28 ft at 11:30PM Aug 09, 2022Observed: -1.47 ft at 11:45PM Aug 09, 2022Observed: -1.66 ft at 12:00AM Aug 10, 2022Observed: -1.87 ft at 12:15AM Aug 10, 2022Observed: -2.13 ft at 12:30AM Aug 10, 2022Observed: -2.42 ft at 12:45AM Aug 10, 2022Observed: -2.7 ft at 1:00AM Aug 10, 2022Observed: -2.98 ft at 1:15AM Aug 10, 2022Observed: -3.27 ft at 1:30AM Aug 10, 2022Observed: -3.56 ft at 1:45AM Aug 10, 2022Observed: -3.84 ft at 2:00AM Aug 10, 2022Observed: -4.12 ft at 2:15AM Aug 10, 2022Observed: -4.39 ft at 2:30AM Aug 10, 2022Observed: -4.65 ft at 2:45AM Aug 10, 2022Observed: -4.86 ft at 3:00AM Aug 10, 2022Observed: -5.03 ft at 3:15AM Aug 10, 2022Observed: -5.13 ft at 3:30AM Aug 10, 2022Observed: -5.16 ft at 3:45AM Aug 10, 2022Observed: -5.07 ft at 4:00AM Aug 10, 2022Observed: -4.88 ft at 4:15AM Aug 10, 2022Observed: -4.62 ft at 4:30AM Aug 10, 2022Observed: -4.31 ft at 4:45AM Aug 10, 2022Observed: -3.97 ft at 5:00AM Aug 10, 2022Observed: -3.63 ft at 5:15AM Aug 10, 2022Observed: -3.33 ft at 5:30AM Aug 10, 2022Observed: -3.02 ft at 5:45AM Aug 10, 2022Observed: -2.72 ft at 6:00AM Aug 10, 2022Observed: -2.43 ft at 6:15AM Aug 10, 2022Observed: -2.16 ft at 6:30AM Aug 10, 2022Observed: -1.9 ft at 6:45AM Aug 10, 2022Observed: -1.64 ft at 7:00AM Aug 10, 2022Observed: -1.41 ft at 7:15AM Aug 10, 2022Observed: -1.21 ft at 7:30AM Aug 10, 2022Observed: -1.01 ft at 7:45AM Aug 10, 2022Observed: -0.9 ft at 8:00AM Aug 10, 2022Observed: -0.81 ft at 8:15AM Aug 10, 2022Observed: -0.73 ft at 8:30AM Aug 10, 2022Observed: -0.68 ft at 8:45AM Aug 10, 2022Observed: -0.65 ft at 9:00AM Aug 10, 2022Observed: -0.62 ft at 9:15AM Aug 10, 2022Observed: -0.63 ft at 9:30AM Aug 10, 2022Observed: -0.69 ft at 9:45AM Aug 10, 2022Observed: -0.78 ft at 10:00AM Aug 10, 2022Observed: -0.97 ft at 10:15AM Aug 10, 2022Observed: -1.25 ft at 10:30AM Aug 10, 2022Observed: -1.56 ft at 10:45AM Aug 10, 2022Observed: -1.87 ft at 11:00AM Aug 10, 2022Observed: -2.15 ft at 11:15AM Aug 10, 2022Observed: -2.42 ft at 11:30AM Aug 10, 2022Observed: -2.68 ft at 11:45AM Aug 10, 2022Observed: -2.96 ft at 12:00PM Aug 10, 2022Observed: -3.23 ft at 12:15PM Aug 10, 2022Observed: -3.51 ft at 12:30PM Aug 10, 2022Observed: -3.81 ft at 12:45PM Aug 10, 2022Observed: -4.1 ft at 1:00PM Aug 10, 2022Observed: -4.39 ft at 1:15PM Aug 10, 2022Observed: -4.68 ft at 1:30PM Aug 10, 2022Observed: -4.96 ft at 1:45PM Aug 10, 2022Observed: -5.24 ft at 2:00PM Aug 10, 2022Observed: -5.5 ft at 2:15PM Aug 10, 2022Observed: -5.74 ft at 2:30PM Aug 10, 2022Observed: -5.95 ft at 2:45PM Aug 10, 2022Observed: -6.11 ft at 3:00PM Aug 10, 2022Observed: -6.23 ft at 3:15PM Aug 10, 2022Observed: -6.26 ft at 3:30PM Aug 10, 2022Observed: -6.18 ft at 3:45PM Aug 10, 2022Observed: -5.95 ft at 4:00PM Aug 10, 2022Observed: -5.6 ft at 4:15PM Aug 10, 2022Observed: -5.18 ft at 4:30PM Aug 10, 2022Observed: -4.76 ft at 4:45PM Aug 10, 2022Observed: -4.38 ft at 5:00PM Aug 10, 2022Observed: -4.03 ft at 5:15PM Aug 10, 2022Observed: -3.71 ft at 5:30PM Aug 10, 2022Observed: -3.38 ft at 5:45PM Aug 10, 2022Observed: -3.05 ft at 6:00PM Aug 10, 2022Observed: -2.71 ft at 6:15PM Aug 10, 2022Observed: -2.38 ft at 6:30PM Aug 10, 2022Observed: -2.04 ft at 6:45PM Aug 10, 2022Observed: -1.71 ft at 7:00PM Aug 10, 2022Observed: -1.41 ft at 7:15PM Aug 10, 2022Observed: -1.14 ft at 7:30PM Aug 10, 2022Observed: -0.93 ft at 7:45PM Aug 10, 2022Observed: -0.74 ft at 8:00PM Aug 10, 2022Observed: -0.62 ft at 8:15PM Aug 10, 2022Observed: -0.5 ft at 8:30PM Aug 10, 2022Observed: -0.4 ft at 8:45PM Aug 10, 2022Observed: -0.31 ft at 9:00PM Aug 10, 2022Observed: -0.22 ft at 9:15PM Aug 10, 2022Observed: -0.13 ft at 9:30PM Aug 10, 2022Observed: -0.06 ft at 9:45PM Aug 10, 2022Observed: -0.02 ft at 10:00PM Aug 10, 2022Observed: 0.02 ft at 10:15PM Aug 10, 2022Observed: 0.04 ft at 10:30PM Aug 10, 2022Observed: 0.01 ft at 10:45PM Aug 10, 2022Observed: -0.07 ft at 11:00PM Aug 10, 2022Observed: -0.19 ft at 11:15PM Aug 10, 2022Observed: -0.39 ft at 11:30PM Aug 10, 2022Observed: -0.65 ft at 11:45PM Aug 10, 2022Observed: -0.94 ft at 12:00AM Aug 11, 2022Observed: -1.21 ft at 12:15AM Aug 11, 2022Observed: -1.46 ft at 12:30AM Aug 11, 2022Observed: -1.65 ft at 12:45AM Aug 11, 2022Observed: -1.85 ft at 1:00AM Aug 11, 2022Observed: -2.11 ft at 1:15AM Aug 11, 2022Observed: -2.4 ft at 1:30AM Aug 11, 2022Observed: -2.71 ft at 1:45AM Aug 11, 2022Observed: -3 ft at 2:00AM Aug 11, 2022Observed: -3.29 ft at 2:15AM Aug 11, 2022Observed: -3.59 ft at 2:30AM Aug 11, 2022Observed: -3.89 ft at 2:45AM Aug 11, 2022Observed: -4.2 ft at 3:00AM Aug 11, 2022Observed: -4.48 ft at 3:15AM Aug 11, 2022Observed: -4.76 ft at 3:30AM Aug 11, 2022Observed: -5.02 ft at 3:45AM Aug 11, 2022Observed: -5.24 ft at 4:00AM Aug 11, 2022Observed: -5.41 ft at 4:15AM Aug 11, 2022Observed: -5.54 ft at 4:30AM Aug 11, 2022Observed: -5.56 ft at 4:45AM Aug 11, 2022Observed: -5.46 ft at 5:00AM Aug 11, 2022Observed: -5.22 ft at 5:15AM Aug 11, 2022Observed: -4.87 ft at 5:30AM Aug 11, 2022Observed: -4.47 ft at 5:45AM Aug 11, 2022Observed: -4.08 ft at 6:00AM Aug 11, 2022Observed: -3.73 ft at 6:15AM Aug 11, 2022Observed: -3.41 ft at 6:30AM Aug 11, 2022Observed: -3.11 ft at 6:45AM Aug 11, 2022Observed: -2.8 ft at 7:00AM Aug 11, 2022Observed: -2.52 ft at 7:15AM Aug 11, 2022Observed: -2.23 ft at 7:30AM Aug 11, 2022Observed: -1.95 ft at 7:45AM Aug 11, 2022Observed: -1.7 ft at 8:00AM Aug 11, 2022Observed: -1.42 ft at 8:15AM Aug 11, 2022Observed: -1.2 ft at 8:30AM Aug 11, 2022Observed: -1.02 ft at 8:45AM Aug 11, 2022Observed: -0.89 ft at 9:00AM Aug 11, 2022Observed: -0.8 ft at 9:15AM Aug 11, 2022Observed: -0.71 ft at 9:30AM Aug 11, 2022Observed: -0.66 ft at 9:45AM Aug 11, 2022Observed: -0.61 ft at 10:00AM Aug 11, 2022Observed: -0.59 ft at 10:15AM Aug 11, 2022Observed: -0.61 ft at 10:30AM Aug 11, 2022Observed: -0.66 ft at 10:45AM Aug 11, 2022Observed: -0.76 ft at 11:00AM Aug 11, 2022Observed: -0.97 ft at 11:15AM Aug 11, 2022Observed: -1.26 ft at 11:30AM Aug 11, 2022Observed: -1.59 ft at 11:45AM Aug 11, 2022Observed: -1.91 ft at 12:00PM Aug 11, 2022Observed: -2.19 ft at 12:15PM Aug 11, 2022Observed: -2.44 ft at 12:30PM Aug 11, 2022Observed: -2.73 ft at 12:45PM Aug 11, 2022Observed: -3.01 ft at 1:00PM Aug 11, 2022Observed: -3.29 ft at 1:15PM Aug 11, 2022Observed: -3.55 ft at 1:30PM Aug 11, 2022Observed: -3.88 ft at 1:45PM Aug 11, 2022Observed: -4.15 ft at 2:00PM Aug 11, 2022Observed: -4.46 ft at 2:15PM Aug 11, 2022Observed: -4.74 ft at 2:30PM Aug 11, 2022Observed: -5.05 ft at 2:45PM Aug 11, 2022Observed: -5.34 ft at 3:00PM Aug 11, 2022Observed: -5.63 ft at 3:15PM Aug 11, 2022Observed: -5.89 ft at 3:30PM Aug 11, 2022Observed: -6.13 ft at 3:45PM Aug 11, 2022Observed: -6.34 ft at 4:00PM Aug 11, 2022Observed: -6.52 ft at 4:15PM Aug 11, 2022Observed: -6.63 ft at 4:30PM Aug 11, 2022Observed: -6.67 ft at 4:45PM Aug 11, 2022Observed: -6.54 ft at 5:00PM Aug 11, 2022Observed: -6.24 ft at 5:15PM Aug 11, 2022Observed: -5.76 ft at 5:30PM Aug 11, 2022Observed: -5.25 ft at 5:45PM Aug 11, 2022Observed: -4.82 ft at 6:00PM Aug 11, 2022Observed: -4.44 ft at 6:15PM Aug 11, 2022Observed: -4.12 ft at 6:30PM Aug 11, 2022Observed: -3.76 ft at 6:45PM Aug 11, 2022Observed: -3.41 ft at 7:00PM Aug 11, 2022Observed: -3.06 ft at 7:15PM Aug 11, 2022Observed: -2.7 ft at 7:30PM Aug 11, 2022Observed: -2.35 ft at 7:45PM Aug 11, 2022Observed: -2 ft at 8:00PM Aug 11, 2022Observed: -1.68 ft at 8:15PM Aug 11, 2022Observed: -1.37 ft at 8:30PM Aug 11, 2022Observed: -1.11 ft at 8:45PM Aug 11, 2022Observed: -0.89 ft at 9:00PM Aug 11, 2022Observed: -0.72 ft at 9:15PM Aug 11, 2022Observed: -0.61 ft at 9:30PM Aug 11, 2022Observed: -0.48 ft at 9:45PM Aug 11, 2022Observed: -0.4 ft at 10:00PM Aug 11, 2022Observed: -0.3 ft at 10:15PM Aug 11, 2022Observed: -0.22 ft at 10:30PM Aug 11, 2022Observed: -0.15 ft at 10:45PM Aug 11, 2022Observed: -0.1 ft at 11:00PM Aug 11, 2022Observed: -0.06 ft at 11:15PM Aug 11, 2022Observed: -0.05 ft at 11:30PM Aug 11, 2022Observed: -0.09 ft at 11:45PM Aug 11, 2022Observed: -0.16 ft at 12:00AM Aug 12, 2022Observed: -0.3 ft at 12:15AM Aug 12, 2022Observed: -0.53 ft at 12:30AM Aug 12, 2022Observed: -0.81 ft at 12:45AM Aug 12, 2022Observed: -1.13 ft at 1:00AM Aug 12, 2022Observed: -1.41 ft at 1:15AM Aug 12, 2022Observed: -1.65 ft at 1:30AM Aug 12, 2022Observed: -1.85 ft at 1:45AM Aug 12, 2022Observed: -2.08 ft at 2:00AM Aug 12, 2022Observed: -2.35 ft at 2:15AM Aug 12, 2022Observed: -2.66 ft at 2:30AM Aug 12, 2022Observed: -2.97 ft at 2:45AM Aug 12, 2022Observed: -3.28 ft at 3:00AM Aug 12, 2022Observed: -3.58 ft at 3:15AM Aug 12, 2022Observed: -3.89 ft at 3:30AM Aug 12, 2022Observed: -4.2 ft at 3:45AM Aug 12, 2022Observed: -4.5 ft at 4:00AM Aug 12, 2022Observed: -4.79 ft at 4:15AM Aug 12, 2022Observed: -5.05 ft at 4:30AM Aug 12, 2022Observed: -5.29 ft at 4:45AM Aug 12, 2022Observed: -5.51 ft at 5:00AM Aug 12, 2022Observed: -5.67 ft at 5:15AM Aug 12, 2022Observed: -5.76 ft at 5:30AM Aug 12, 2022Observed: -5.73 ft at 5:45AM Aug 12, 2022Observed: -5.58 ft at 6:00AM Aug 12, 2022Observed: -5.27 ft at 6:15AM Aug 12, 2022Observed: -4.86 ft at 6:30AM Aug 12, 2022Observed: -4.43 ft at 6:45AM Aug 12, 2022Observed: -4.04 ft at 7:00AM Aug 12, 2022Observed: -3.69 ft at 7:15AM Aug 12, 2022Observed: -3.38 ft at 7:30AM Aug 12, 2022Observed: -3.07 ft at 7:45AM Aug 12, 2022Observed: -2.76 ft at 8:00AM Aug 12, 2022Observed: -2.47 ft at 8:15AM Aug 12, 2022Observed: -2.18 ft at 8:30AM Aug 12, 2022Observed: -1.89 ft at 8:45AM Aug 12, 2022Observed: -1.62 ft at 9:00AM Aug 12, 2022Observed: -1.36 ft at 9:15AM Aug 12, 2022Observed: -1.16 ft at 9:30AM Aug 12, 2022Observed: -0.97 ft at 9:45AM Aug 12, 2022Observed: -0.82 ft at 10:00AM Aug 12, 2022Observed: -0.73 ft at 10:15AM Aug 12, 2022Observed: -0.65 ft at 10:30AM Aug 12, 2022Observed: -0.59 ft at 10:45AM Aug 12, 2022Observed: -0.54 ft at 11:00AM Aug 12, 2022Observed: -0.52 ft at 11:15AM Aug 12, 2022Observed: -0.53 ft at 11:30AM Aug 12, 2022Observed: -0.57 ft at 11:45AM Aug 12, 2022Observed: -0.65 ft at 12:00PM Aug 12, 2022Observed: -0.81 ft at 12:15PM Aug 12, 2022Observed: -1.08 ft at 12:30PM Aug 12, 2022Observed: -1.41 ft at 12:45PM Aug 12, 2022Observed: -1.74 ft at 1:00PM Aug 12, 2022Observed: -2.03 ft at 1:15PM Aug 12, 2022Observed: -2.29 ft at 1:30PM Aug 12, 2022Observed: -2.57 ft at 1:45PM Aug 12, 2022Observed: -2.85 ft at 2:00PM Aug 12, 2022Observed: -3.15 ft at 2:15PM Aug 12, 2022Observed: -3.45 ft at 2:30PM Aug 12, 2022Observed: -3.76 ft at 2:45PM Aug 12, 2022Observed: -4.08 ft at 3:00PM Aug 12, 2022Observed: -4.38 ft at 3:15PM Aug 12, 2022Observed: -4.69 ft at 3:30PM Aug 12, 2022Observed: -4.99 ft at 3:45PM Aug 12, 2022Observed: -5.29 ft at 4:00PM Aug 12, 2022Observed: -5.55 ft at 4:15PM Aug 12, 2022Observed: -5.81 ft at 4:30PM Aug 12, 2022Observed: -6.03 ft at 4:45PM Aug 12, 2022Observed: -6.21 ft at 5:00PM Aug 12, 2022Observed: -6.35 ft at 5:15PM Aug 12, 2022Observed: -6.38 ft at 5:30PM Aug 12, 2022Observed: -6.29 ft at 5:45PM Aug 12, 2022Observed: -6.03 ft at 6:00PM Aug 12, 2022Observed: -5.6 ft at 6:15PM Aug 12, 2022Observed: -5.13 ft at 6:30PM Aug 12, 2022Observed: -4.7 ft at 6:45PM Aug 12, 2022Observed: -4.32 ft at 7:00PM Aug 12, 2022Observed: -3.98 ft at 7:15PM Aug 12, 2022Observed: -3.64 ft at 7:30PM Aug 12, 2022Observed: -3.32 ft at 7:45PM Aug 12, 2022Observed: -2.91 ft at 8:00PM Aug 12, 2022Observed: -2.56 ft at 8:15PM Aug 12, 2022Observed: -2.21 ft at 8:30PM Aug 12, 2022Observed: -1.83 ft at 8:45PM Aug 12, 2022Observed: -1.51 ft at 9:00PM Aug 12, 2022Observed: -1.22 ft at 9:15PM Aug 12, 2022Observed: -0.98 ft at 9:30PM Aug 12, 2022Observed: -0.81 ft at 9:45PM Aug 12, 2022Observed: -0.66 ft at 10:00PM Aug 12, 2022Observed: -0.53 ft at 10:15PM Aug 12, 2022Observed: -0.43 ft at 10:30PM Aug 12, 2022Observed: -0.33 ft at 10:45PM Aug 12, 2022Observed: -0.23 ft at 11:00PM Aug 12, 2022Observed: -0.14 ft at 11:15PM Aug 12, 2022Observed: -0.06 ft at 11:30PM Aug 12, 2022Observed: -0.02 ft at 11:45PM Aug 12, 2022Observed: 0.05 ft at 12:00AM Aug 13, 2022Observed: 0.06 ft at 12:15AM Aug 13, 2022Observed: 0.04 ft at 12:30AM Aug 13, 2022Observed: -0.03 ft at 12:45AM Aug 13, 2022Observed: -0.16 ft at 1:00AM Aug 13, 2022Observed: -0.35 ft at 1:15AM Aug 13, 2022Observed: -0.63 ft at 1:30AM Aug 13, 2022Observed: -0.92 ft at 1:45AM Aug 13, 2022Observed: -1.22 ft at 2:00AM Aug 13, 2022Observed: -1.46 ft at 2:15AM Aug 13, 2022Observed: -1.68 ft at 2:30AM Aug 13, 2022Observed: -1.89 ft at 2:45AM Aug 13, 2022Observed: -2.13 ft at 3:00AM Aug 13, 2022Observed: -2.42 ft at 3:15AM Aug 13, 2022Observed: -2.73 ft at 3:30AM Aug 13, 2022Observed: -3.04 ft at 3:45AM Aug 13, 2022Observed: -3.34 ft at 4:00AM Aug 13, 2022Observed: -3.65 ft at 4:15AM Aug 13, 2022Observed: -3.97 ft at 4:30AM Aug 13, 2022Observed: -4.27 ft at 4:45AM Aug 13, 2022Observed: -4.57 ft at 5:00AM Aug 13, 2022Observed: -4.85 ft at 5:15AM Aug 13, 2022Observed: -5.09 ft at 5:30AM Aug 13, 2022Observed: -5.3 ft at 5:45AM Aug 13, 2022Observed: -5.46 ft at 6:00AM Aug 13, 2022Observed: -5.54 ft at 6:15AM Aug 13, 2022Observed: -5.47 ft at 6:30AM Aug 13, 2022Observed: -5.28 ft at 6:45AM Aug 13, 2022Observed: -4.91 ft at 7:00AM Aug 13, 2022Observed: -4.52 ft at 7:15AM Aug 13, 2022Observed: -4.14 ft at 7:30AM Aug 13, 2022Observed: -3.8 ft at 7:45AM Aug 13, 2022Observed: -3.46 ft at 8:00AM Aug 13, 2022Observed: -3.15 ft at 8:15AM Aug 13, 2022Observed: -2.82 ft at 8:30AM Aug 13, 2022Observed: -2.5 ft at 8:45AM Aug 13, 2022Observed: -2.2 ft at 9:00AM Aug 13, 2022Observed: -1.92 ft at 9:15AM Aug 13, 2022Observed: -1.64 ft at 9:30AM Aug 13, 2022Observed: -1.37 ft at 9:45AM Aug 13, 2022Observed: -1.13 ft at 10:00AM Aug 13, 2022Observed: -0.93 ft at 10:15AM Aug 13, 2022Observed: -0.78 ft at 10:30AM Aug 13, 2022Observed: -0.67 ft at 10:45AM Aug 13, 2022Observed: -0.56 ft at 11:00AM Aug 13, 2022Observed: -0.47 ft at 11:15AM Aug 13, 2022Observed: -0.39 ft at 11:30AM Aug 13, 2022Observed: -0.32 ft at 11:45AM Aug 13, 2022Observed: -0.28 ft at 12:00PM Aug 13, 2022Observed: -0.24 ft at 12:15PM Aug 13, 2022Observed: -0.23 ft at 12:30PM Aug 13, 2022Observed: -0.24 ft at 12:45PM Aug 13, 2022Observed: -0.3 ft at 1:00PM Aug 13, 2022Observed: -0.41 ft at 1:15PM Aug 13, 2022Observed: -0.59 ft at 1:30PM Aug 13, 2022Observed: -0.86 ft at 1:45PM Aug 13, 2022Observed: -1.16 ft at 2:00PM Aug 13, 2022Observed: -1.47 ft at 2:15PM Aug 13, 2022Observed: -1.72 ft at 2:30PM Aug 13, 2022Observed: -1.93 ft at 2:45PM Aug 13, 2022Observed: -2.17 ft at 3:00PM Aug 13, 2022Observed: -2.42 ft at 3:15PM Aug 13, 2022Observed: -2.7 ft at 3:30PM Aug 13, 2022Observed: -3 ft at 3:45PM Aug 13, 2022Observed: -3.28 ft at 4:00PM Aug 13, 2022Observed: -3.58 ft at 4:15PM Aug 13, 2022Observed: -3.86 ft at 4:30PM Aug 13, 2022Observed: -4.15 ft at 4:45PM Aug 13, 2022Observed: -4.41 ft at 5:00PM Aug 13, 2022Observed: -4.66 ft at 5:15PM Aug 13, 2022Observed: -4.87 ft at 5:30PM Aug 13, 2022Observed: -5.05 ft at 5:45PM Aug 13, 2022Observed: -5.17 ft at 6:00PM Aug 13, 2022Observed: -5.18 ft at 6:15PM Aug 13, 2022Observed: -5.05 ft at 6:30PM Aug 13, 2022Observed: -4.77 ft at 6:45PM Aug 13, 2022Observed: -4.37 ft at 7:00PM Aug 13, 2022Observed: -3.93 ft at 7:15PM Aug 13, 2022Observed: -3.55 ft at 7:30PM Aug 13, 2022Observed: -3.22 ft at 7:45PM Aug 13, 2022Observed: -2.93 ft at 8:00PM Aug 13, 2022Observed: -2.6 ft at 8:15PM Aug 13, 2022Observed: -2.31 ft at 8:30PM Aug 13, 2022Observed: -1.98 ft at 8:45PM Aug 13, 2022Observed: -1.66 ft at 9:00PM Aug 13, 2022Observed: -1.36 ft at 9:15PM Aug 13, 2022Observed: -1.08 ft at 9:30PM Aug 13, 2022Observed: -0.86 ft at 9:45PM Aug 13, 2022Observed: -0.7 ft at 10:00PM Aug 13, 2022Observed: -0.57 ft at 10:15PM Aug 13, 2022Observed: -0.46 ft at 10:30PM Aug 13, 2022Observed: -0.32 ft at 10:45PM Aug 13, 2022Observed: -0.21 ft at 11:00PM Aug 13, 2022Observed: -0.08 ft at 11:15PM Aug 13, 2022Observed: 0.02 ft at 11:30PM Aug 13, 2022Observed: 0.14 ft at 11:45PM Aug 13, 2022Observed: 0.25 ft at 12:00AM Aug 14, 2022Observed: 0.34 ft at 12:15AM Aug 14, 2022Observed: 0.42 ft at 12:30AM Aug 14, 2022Observed: 0.49 ft at 12:45AM Aug 14, 2022Observed: 0.54 ft at 1:00AM Aug 14, 2022Highest Observation: 0.57 ft at 1:15AM Aug 14, 2022Observed: 0.56 ft at 1:30AM Aug 14, 2022Observed: 0.51 ft at 1:45AM Aug 14, 2022Observed: 0.43 ft at 2:00AM Aug 14, 2022Observed: 0.3 ft at 2:15AM Aug 14, 2022Observed: 0.11 ft at 2:30AM Aug 14, 2022Observed: -0.14 ft at 2:45AM Aug 14, 2022Observed: -0.38 ft at 3:00AM Aug 14, 2022Observed: -0.61 ft at 3:15AM Aug 14, 2022Observed: -0.83 ft at 3:30AM Aug 14, 2022Observed: -1.02 ft at 3:45AM Aug 14, 2022Observed: -1.2 ft at 4:00AM Aug 14, 2022Observed: -1.38 ft at 4:15AM Aug 14, 2022Observed: -1.59 ft at 4:30AM Aug 14, 2022Observed: -1.82 ft at 4:45AM Aug 14, 2022Observed: -2.1 ft at 5:00AM Aug 14, 2022Observed: -2.36 ft at 5:15AM Aug 14, 2022Observed: -2.62 ft at 5:30AM Aug 14, 2022Observed: -2.9 ft at 5:45AM Aug 14, 2022Observed: -3.16 ft at 6:00AM Aug 14, 2022Observed: -3.4 ft at 6:15AM Aug 14, 2022Observed: -3.63 ft at 6:30AM Aug 14, 2022Observed: -3.82 ft at 6:45AM Aug 14, 2022Observed: -3.98 ft at 7:00AM Aug 14, 2022Observed: -4.03 ft at 7:15AM Aug 14, 2022Observed: -3.97 ft at 7:30AM Aug 14, 2022Observed: -3.76 ft at 7:45AM Aug 14, 2022Observed: -3.44 ft at 8:00AM Aug 14, 2022Observed: -3.08 ft at 8:15AM Aug 14, 2022Observed: -2.71 ft at 8:30AM Aug 14, 2022Observed: -2.34 ft at 8:45AM Aug 14, 2022Observed: -2.02 ft at 9:00AM Aug 14, 2022Observed: -1.7 ft at 9:15AM Aug 14, 2022Observed: -1.39 ft at 9:30AM Aug 14, 2022Observed: -1.12 ft at 9:45AM Aug 14, 2022Observed: -0.9 ft at 10:00AM Aug 14, 2022Observed: -0.72 ft at 10:15AM Aug 14, 2022Observed: -0.59 ft at 10:30AM Aug 14, 2022Observed: -0.48 ft at 10:45AM Aug 14, 2022Observed: -0.37 ft at 11:00AM Aug 14, 2022Observed: -0.27 ft at 11:15AM Aug 14, 2022Observed: -0.17 ft at 11:30AM Aug 14, 2022Observed: -0.07 ft at 11:45AM Aug 14, 2022Observed: 0.03 ft at 12:00PM Aug 14, 2022Observed: 0.12 ft at 12:15PM Aug 14, 2022Observed: 0.2 ft at 12:30PM Aug 14, 2022Observed: 0.29 ft at 12:45PM Aug 14, 2022Observed: 0.35 ft at 1:00PM Aug 14, 2022Observed: 0.41 ft at 1:15PM Aug 14, 2022Observed: 0.43 ft at 1:30PM Aug 14, 2022Observed: 0.44 ft at 1:45PM Aug 14, 2022Observed: 0.39 ft at 2:00PM Aug 14, 2022Observed: 0.32 ft at 2:15PM Aug 14, 2022Observed: 0.18 ft at 2:30PM Aug 14, 2022Observed: -0.01 ft at 2:45PM Aug 14, 2022Observed: -0.26 ft at 3:00PM Aug 14, 2022Observed: -0.5 ft at 3:15PM Aug 14, 2022Observed: -0.75 ft at 3:30PM Aug 14, 2022Observed: -0.96 ft at 3:45PM Aug 14, 2022Observed: -1.14 ft at 4:00PM Aug 14, 2022Observed: -1.31 ft at 4:15PM Aug 14, 2022Observed: -1.49 ft at 4:30PM Aug 14, 2022Observed: -1.71 ft at 4:45PM Aug 14, 2022Observed: -1.95 ft at 5:00PM Aug 14, 2022Observed: -2.22 ft at 5:15PM Aug 14, 2022Observed: -2.48 ft at 5:30PM Aug 14, 2022Observed: -2.74 ft at 5:45PM Aug 14, 2022Observed: -3 ft at 6:00PM Aug 14, 2022Observed: -3.25 ft at 6:15PM Aug 14, 2022Observed: -3.49 ft at 6:30PM Aug 14, 2022Observed: -3.71 ft at 6:45PM Aug 14, 2022Observed: -3.89 ft at 7:00PM Aug 14, 2022Observed: -4.01 ft at 7:15PM Aug 14, 2022Observed: -4.02 ft at 7:30PM Aug 14, 2022Observed: -3.91 ft at 7:45PM Aug 14, 2022Observed: -3.67 ft at 8:00PM Aug 14, 2022Observed: -3.32 ft at 8:15PM Aug 14, 2022Observed: -2.93 ft at 8:30PM Aug 14, 2022Observed: -2.56 ft at 8:45PM Aug 14, 2022Observed: -2.22 ft at 9:00PM Aug 14, 2022Observed: -1.91 ft at 9:15PM Aug 14, 2022Observed: -1.6 ft at 9:30PM Aug 14, 2022Observed: -1.3 ft at 9:45PM Aug 14, 2022Observed: -1.04 ft at 10:00PM Aug 14, 2022Observed: -0.82 ft at 10:15PM Aug 14, 2022Observed: -0.66 ft at 10:30PM Aug 14, 2022Observed: -0.54 ft at 10:45PM Aug 14, 2022Observed: -0.44 ft at 11:00PM Aug 14, 2022Observed: -0.32 ft at 11:15PM Aug 14, 2022Observed: -0.23 ft at 11:30PM Aug 14, 2022Observed: -0.13 ft at 11:45PM Aug 14, 2022Observed: -0.02 ft at 12:00AM Aug 15, 2022Observed: 0.07 ft at 12:15AM Aug 15, 2022Observed: 0.18 ft at 12:30AM Aug 15, 2022Observed: 0.25 ft at 12:45AM Aug 15, 2022Observed: 0.35 ft at 1:00AM Aug 15, 2022Observed: 0.41 ft at 1:15AM Aug 15, 2022Observed: 0.48 ft at 1:30AM Aug 15, 2022Observed: 0.52 ft at 1:45AM Aug 15, 2022Observed: 0.54 ft at 2:00AM Aug 15, 2022Observed: 0.53 ft at 2:15AM Aug 15, 2022Observed: 0.48 ft at 2:30AM Aug 15, 2022Observed: 0.39 ft at 2:45AM Aug 15, 2022Observed: 0.23 ft at 3:00AM Aug 15, 2022Observed: 0.02 ft at 3:15AM Aug 15, 2022Observed: -0.23 ft at 3:30AM Aug 15, 2022Observed: -0.46 ft at 3:45AM Aug 15, 2022Observed: -0.69 ft at 4:00AM Aug 15, 2022Observed: -0.87 ft at 4:15AM Aug 15, 2022Observed: -1.05 ft at 4:30AM Aug 15, 2022Observed: -1.22 ft at 4:45AM Aug 15, 2022Observed: -1.41 ft at 5:00AM Aug 15, 2022Observed: -1.63 ft at 5:15AM Aug 15, 2022Observed: -1.87 ft at 5:30AM Aug 15, 2022Observed: -2.14 ft at 5:45AM Aug 15, 2022Observed: -2.4 ft at 6:00AM Aug 15, 2022Observed: -2.66 ft at 6:15AM Aug 15, 2022Observed: -2.93 ft at 6:30AM Aug 15, 2022Observed: -3.18 ft at 6:45AM Aug 15, 2022Observed: -3.42 ft at 7:00AM Aug 15, 2022Observed: -3.65 ft at 7:15AM Aug 15, 2022KLNG1(plotting HGIRG) Graph Created (7:54AM Aug 15, 2022)ObservedLatest observed value: -3.65 ft at 7:15 AM EDT 15-Aug-2022. 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) 1.77 ft on 11/07/2021
(6) 1.76 ft on 11/06/2021
(7) 1.71 ft on 05/28/2012
(8) 1.67 ft on 09/21/2020
(9) 1.66 ft on 11/08/2021
(10) 1.60 ft on 07/03/2012
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 1.04 ft on 05/12/2022
(2) 1.22 ft on 11/09/2021
(3) 1.02 ft on 11/08/2021
(4) 1.66 ft on 11/08/2021
(5) 1.77 ft on 11/07/2021
(6) 1.22 ft on 11/06/2021
(7) 1.76 ft on 11/06/2021
(8) 1.44 ft on 11/05/2021
(9) 1.00 ft on 11/04/2021
(10) 1.27 ft on 10/19/2020
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.
Zoom Level:14
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Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
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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