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Hydrograph River at a Glance Download
St. Marys River at Interstate 95 (in MHHW) Stage (ft)Observed: -3.98 ft at 4:15PM Mar 01, 2021Observed: -4.26 ft at 4:30PM Mar 01, 2021Observed: -4.55 ft at 4:45PM Mar 01, 2021Observed: -4.79 ft at 5:00PM Mar 01, 2021Observed: -5.02 ft at 5:15PM Mar 01, 2021Observed: -5.21 ft at 5:30PM Mar 01, 2021Observed: -5.34 ft at 5:45PM Mar 01, 2021Observed: -5.4 ft at 6:00PM Mar 01, 2021Observed: -5.39 ft at 6:15PM Mar 01, 2021Observed: -5.3 ft at 6:30PM Mar 01, 2021Observed: -5.14 ft at 6:45PM Mar 01, 2021Observed: -4.91 ft at 7:00PM Mar 01, 2021Observed: -4.6 ft at 7:15PM Mar 01, 2021Observed: -4.23 ft at 7:30PM Mar 01, 2021Observed: -3.81 ft at 7:45PM Mar 01, 2021Observed: -3.43 ft at 8:00PM Mar 01, 2021Observed: -3.08 ft at 8:15PM Mar 01, 2021Observed: -2.76 ft at 8:30PM Mar 01, 2021Observed: -2.45 ft at 8:45PM Mar 01, 2021Observed: -2.13 ft at 9:00PM Mar 01, 2021Observed: -1.81 ft at 9:15PM Mar 01, 2021Observed: -1.5 ft at 9:30PM Mar 01, 2021Observed: -1.26 ft at 9:45PM Mar 01, 2021Observed: -1.08 ft at 10:00PM Mar 01, 2021Observed: -0.92 ft at 10:15PM Mar 01, 2021Observed: -0.81 ft at 10:30PM Mar 01, 2021Observed: -0.72 ft at 10:45PM Mar 01, 2021Observed: -0.63 ft at 11:00PM Mar 01, 2021Observed: -0.53 ft at 11:15PM Mar 01, 2021Observed: -0.47 ft at 11:30PM Mar 01, 2021Observed: -0.38 ft at 11:45PM Mar 01, 2021Observed: -0.32 ft at 12:00AM Mar 02, 2021Observed: -0.27 ft at 12:15AM Mar 02, 2021Observed: -0.25 ft at 12:30AM Mar 02, 2021Observed: -0.26 ft at 12:45AM Mar 02, 2021Observed: -0.3 ft at 1:00AM Mar 02, 2021Observed: -0.37 ft at 1:15AM Mar 02, 2021Observed: -0.51 ft at 1:30AM Mar 02, 2021Observed: -0.72 ft at 1:45AM Mar 02, 2021Observed: -0.98 ft at 2:00AM Mar 02, 2021Observed: -1.26 ft at 2:15AM Mar 02, 2021Observed: -1.5 ft at 2:30AM Mar 02, 2021Observed: -1.72 ft at 2:45AM Mar 02, 2021Observed: -1.93 ft at 3:00AM Mar 02, 2021Observed: -2.16 ft at 3:15AM Mar 02, 2021Observed: -2.43 ft at 3:30AM Mar 02, 2021Observed: -2.71 ft at 3:45AM Mar 02, 2021Observed: -2.99 ft at 4:00AM Mar 02, 2021Observed: -3.27 ft at 4:15AM Mar 02, 2021Observed: -3.56 ft at 4:30AM Mar 02, 2021Observed: -3.84 ft at 4:45AM Mar 02, 2021Observed: -4.1 ft at 5:00AM Mar 02, 2021Observed: -4.36 ft at 5:15AM Mar 02, 2021Observed: -4.6 ft at 5:30AM Mar 02, 2021Observed: -4.81 ft at 5:45AM Mar 02, 2021Observed: -5 ft at 6:00AM Mar 02, 2021Observed: -5.1 ft at 6:15AM Mar 02, 2021Observed: -5.17 ft at 6:30AM Mar 02, 2021Observed: -5.15 ft at 6:45AM Mar 02, 2021Observed: -5.03 ft at 7:00AM Mar 02, 2021Observed: -4.81 ft at 7:15AM Mar 02, 2021Observed: -4.5 ft at 7:30AM Mar 02, 2021Observed: -4.12 ft at 7:45AM Mar 02, 2021Observed: -3.67 ft at 8:00AM Mar 02, 2021Observed: -3.29 ft at 8:15AM Mar 02, 2021Observed: -2.97 ft at 8:30AM Mar 02, 2021Observed: -2.65 ft at 8:45AM Mar 02, 2021Observed: -2.35 ft at 9:00AM Mar 02, 2021Observed: -2.03 ft at 9:15AM Mar 02, 2021Observed: -1.74 ft at 9:30AM Mar 02, 2021Observed: -1.46 ft at 9:45AM Mar 02, 2021Observed: -1.22 ft at 10:00AM Mar 02, 2021Observed: -1.03 ft at 10:15AM Mar 02, 2021Observed: -0.87 ft at 10:30AM Mar 02, 2021Observed: -0.77 ft at 10:45AM Mar 02, 2021Observed: -0.66 ft at 11:00AM Mar 02, 2021Observed: -0.56 ft at 11:15AM Mar 02, 2021Observed: -0.46 ft at 11:30AM Mar 02, 2021Observed: -0.36 ft at 11:45AM Mar 02, 2021Observed: -0.26 ft at 12:00PM Mar 02, 2021Observed: -0.16 ft at 12:15PM Mar 02, 2021Observed: -0.11 ft at 12:30PM Mar 02, 2021Observed: -0.01 ft at 12:45PM Mar 02, 2021Observed: 0.02 ft at 1:00PM Mar 02, 2021Observed: 0.03 ft at 1:15PM Mar 02, 2021Observed: 0.02 ft at 1:30PM Mar 02, 2021Observed: -0.02 ft at 1:45PM Mar 02, 2021Observed: -0.1 ft at 2:00PM Mar 02, 2021Observed: -0.22 ft at 2:15PM Mar 02, 2021Observed: -0.4 ft at 2:30PM Mar 02, 2021Observed: -0.64 ft at 2:45PM Mar 02, 2021Observed: -0.87 ft at 3:00PM Mar 02, 2021Observed: -1.09 ft at 3:15PM Mar 02, 2021Observed: -1.3 ft at 3:30PM Mar 02, 2021Observed: -1.48 ft at 3:45PM Mar 02, 2021Observed: -1.67 ft at 4:00PM Mar 02, 2021Observed: -1.89 ft at 4:15PM Mar 02, 2021Observed: -2.12 ft at 4:30PM Mar 02, 2021Observed: -2.37 ft at 4:45PM Mar 02, 2021Observed: -2.64 ft at 5:00PM Mar 02, 2021Observed: -2.89 ft at 5:15PM Mar 02, 2021Observed: -3.14 ft at 5:30PM Mar 02, 2021Observed: -3.35 ft at 5:45PM Mar 02, 2021Observed: -3.57 ft at 6:00PM Mar 02, 2021Observed: -3.78 ft at 6:15PM Mar 02, 2021Observed: -3.93 ft at 6:30PM Mar 02, 2021Observed: -4.01 ft at 6:45PM Mar 02, 2021Observed: -3.99 ft at 7:00PM Mar 02, 2021Observed: -3.89 ft at 7:15PM Mar 02, 2021Observed: -3.66 ft at 7:30PM Mar 02, 2021Observed: -3.32 ft at 7:45PM Mar 02, 2021Observed: -2.9 ft at 8:00PM Mar 02, 2021Observed: -2.5 ft at 8:15PM Mar 02, 2021Observed: -2.16 ft at 8:30PM Mar 02, 2021Observed: -1.86 ft at 8:45PM Mar 02, 2021Observed: -1.58 ft at 9:00PM Mar 02, 2021Observed: -1.32 ft at 9:15PM Mar 02, 2021Observed: -1.09 ft at 9:30PM Mar 02, 2021Observed: -0.94 ft at 9:45PM Mar 02, 2021Observed: -0.81 ft at 10:00PM Mar 02, 2021Observed: -0.7 ft at 10:15PM Mar 02, 2021Observed: -0.59 ft at 10:30PM Mar 02, 2021Observed: -0.47 ft at 10:45PM Mar 02, 2021Observed: -0.34 ft at 11:00PM Mar 02, 2021Observed: -0.24 ft at 11:15PM Mar 02, 2021Observed: -0.11 ft at 11:30PM Mar 02, 2021Observed: 0.01 ft at 11:45PM Mar 02, 2021Observed: 0.11 ft at 12:00AM Mar 03, 2021Observed: 0.24 ft at 12:15AM Mar 03, 2021Observed: 0.34 ft at 12:30AM Mar 03, 2021Observed: 0.44 ft at 12:45AM Mar 03, 2021Observed: 0.54 ft at 1:00AM Mar 03, 2021Observed: 0.63 ft at 1:15AM Mar 03, 2021Observed: 0.68 ft at 1:30AM Mar 03, 2021Highest Observation: 0.71 ft at 1:45AM Mar 03, 2021Observed: 0.7 ft at 2:00AM Mar 03, 2021Observed: 0.69 ft at 2:15AM Mar 03, 2021Observed: 0.63 ft at 2:30AM Mar 03, 2021Observed: 0.54 ft at 2:45AM Mar 03, 2021Observed: 0.42 ft at 3:00AM Mar 03, 2021Observed: 0.24 ft at 3:15AM Mar 03, 2021Observed: 0.04 ft at 3:30AM Mar 03, 2021Observed: -0.19 ft at 3:45AM Mar 03, 2021Observed: -0.4 ft at 4:00AM Mar 03, 2021Observed: -0.59 ft at 4:15AM Mar 03, 2021Observed: -0.77 ft at 4:30AM Mar 03, 2021Observed: -0.95 ft at 4:45AM Mar 03, 2021Observed: -1.11 ft at 5:00AM Mar 03, 2021Observed: -1.28 ft at 5:15AM Mar 03, 2021Observed: -1.47 ft at 5:30AM Mar 03, 2021Observed: -1.67 ft at 5:45AM Mar 03, 2021Observed: -1.89 ft at 6:00AM Mar 03, 2021Observed: -2.09 ft at 6:15AM Mar 03, 2021Observed: -2.3 ft at 6:30AM Mar 03, 2021Observed: -2.52 ft at 6:45AM Mar 03, 2021Observed: -2.7 ft at 7:00AM Mar 03, 2021Observed: -2.85 ft at 7:15AM Mar 03, 2021Observed: -2.96 ft at 7:30AM Mar 03, 2021Observed: -3.02 ft at 7:45AM Mar 03, 2021Observed: -3.01 ft at 8:00AM Mar 03, 2021Observed: -2.93 ft at 8:15AM Mar 03, 2021Observed: -2.78 ft at 8:30AM Mar 03, 2021Observed: -2.62 ft at 8:45AM Mar 03, 2021Observed: -2.37 ft at 9:00AM Mar 03, 2021Observed: -2.13 ft at 9:15AM Mar 03, 2021Observed: -1.83 ft at 9:30AM Mar 03, 2021Observed: -1.54 ft at 9:45AM Mar 03, 2021Observed: -1.28 ft at 10:00AM Mar 03, 2021Observed: -1.06 ft at 10:15AM Mar 03, 2021Observed: -0.92 ft at 10:30AM Mar 03, 2021Observed: -0.82 ft at 10:45AM Mar 03, 2021Observed: -0.72 ft at 11:00AM Mar 03, 2021Observed: -0.63 ft at 11:15AM Mar 03, 2021Observed: -0.53 ft at 11:30AM Mar 03, 2021Observed: -0.45 ft at 11:45AM Mar 03, 2021Observed: -0.38 ft at 12:00PM Mar 03, 2021Observed: -0.3 ft at 12:15PM Mar 03, 2021Observed: -0.22 ft at 12:30PM Mar 03, 2021Observed: -0.15 ft at 12:45PM Mar 03, 2021Observed: -0.08 ft at 1:00PM Mar 03, 2021Observed: -0.03 ft at 1:15PM Mar 03, 2021Observed: 0.02 ft at 1:30PM Mar 03, 2021Observed: 0.05 ft at 1:45PM Mar 03, 2021Observed: 0.06 ft at 2:00PM Mar 03, 2021Observed: 0.06 ft at 2:15PM Mar 03, 2021Observed: 0.02 ft at 2:30PM Mar 03, 2021Observed: -0.06 ft at 2:45PM Mar 03, 2021Observed: -0.2 ft at 3:00PM Mar 03, 2021Observed: -0.38 ft at 3:15PM Mar 03, 2021Observed: -0.6 ft at 3:30PM Mar 03, 2021Observed: -0.81 ft at 3:45PM Mar 03, 2021Observed: -1 ft at 4:00PM Mar 03, 2021Observed: -1.17 ft at 4:15PM Mar 03, 2021Observed: -1.32 ft at 4:30PM Mar 03, 2021Observed: -1.49 ft at 4:45PM Mar 03, 2021Observed: -1.7 ft at 5:00PM Mar 03, 2021Observed: -1.94 ft at 5:15PM Mar 03, 2021Observed: -2.18 ft at 5:30PM Mar 03, 2021Observed: -2.43 ft at 5:45PM Mar 03, 2021Observed: -2.69 ft at 6:00PM Mar 03, 2021Observed: -2.91 ft at 6:15PM Mar 03, 2021Observed: -3.13 ft at 6:30PM Mar 03, 2021Observed: -3.35 ft at 6:45PM Mar 03, 2021Observed: -3.55 ft at 7:00PM Mar 03, 2021Observed: -3.71 ft at 7:15PM Mar 03, 2021Observed: -3.85 ft at 7:30PM Mar 03, 2021Observed: -3.92 ft at 7:45PM Mar 03, 2021Observed: -3.94 ft at 8:00PM Mar 03, 2021Observed: -3.85 ft at 8:15PM Mar 03, 2021Observed: -3.7 ft at 8:30PM Mar 03, 2021Observed: -3.46 ft at 8:45PM Mar 03, 2021Observed: -3.17 ft at 9:00PM Mar 03, 2021Observed: -2.8 ft at 9:15PM Mar 03, 2021Observed: -2.44 ft at 9:30PM Mar 03, 2021Observed: -2.1 ft at 9:45PM Mar 03, 2021Observed: -1.78 ft at 10:00PM Mar 03, 2021Observed: -1.5 ft at 10:15PM Mar 03, 2021Observed: -1.23 ft at 10:30PM Mar 03, 2021Observed: -1.02 ft at 10:45PM Mar 03, 2021Observed: -0.87 ft at 11:00PM Mar 03, 2021Observed: -0.77 ft at 11:15PM Mar 03, 2021Observed: -0.66 ft at 11:30PM Mar 03, 2021Observed: -0.56 ft at 11:45PM Mar 03, 2021Observed: -0.47 ft at 12:00AM Mar 04, 2021Observed: -0.36 ft at 12:15AM Mar 04, 2021Observed: -0.26 ft at 12:30AM Mar 04, 2021Observed: -0.17 ft at 12:45AM Mar 04, 2021Observed: -0.07 ft at 1:00AM Mar 04, 2021Observed: 0.03 ft at 1:15AM Mar 04, 2021Observed: 0.12 ft at 1:30AM Mar 04, 2021Observed: 0.2 ft at 1:45AM Mar 04, 2021Observed: 0.27 ft at 2:00AM Mar 04, 2021Observed: 0.33 ft at 2:15AM Mar 04, 2021Observed: 0.36 ft at 2:30AM Mar 04, 2021Observed: 0.36 ft at 2:45AM Mar 04, 2021Observed: 0.33 ft at 3:00AM Mar 04, 2021Observed: 0.27 ft at 3:15AM Mar 04, 2021Observed: 0.17 ft at 3:30AM Mar 04, 2021Observed: 0.02 ft at 3:45AM Mar 04, 2021Observed: -0.19 ft at 4:00AM Mar 04, 2021Observed: -0.41 ft at 4:15AM Mar 04, 2021Observed: -0.62 ft at 4:30AM Mar 04, 2021Observed: -0.82 ft at 4:45AM Mar 04, 2021Observed: -1 ft at 5:00AM Mar 04, 2021Observed: -1.16 ft at 5:15AM Mar 04, 2021Observed: -1.35 ft at 5:30AM Mar 04, 2021Observed: -1.53 ft at 5:45AM Mar 04, 2021Observed: -1.73 ft at 6:00AM Mar 04, 2021Observed: -1.95 ft at 6:15AM Mar 04, 2021Observed: -2.18 ft at 6:30AM Mar 04, 2021Observed: -2.42 ft at 6:45AM Mar 04, 2021Observed: -2.67 ft at 7:00AM Mar 04, 2021Observed: -2.9 ft at 7:15AM Mar 04, 2021Observed: -3.11 ft at 7:30AM Mar 04, 2021Observed: -3.3 ft at 7:45AM Mar 04, 2021Observed: -3.49 ft at 8:00AM Mar 04, 2021Observed: -3.65 ft at 8:15AM Mar 04, 2021Observed: -3.77 ft at 8:30AM Mar 04, 2021Observed: -3.83 ft at 8:45AM Mar 04, 2021Observed: -3.84 ft at 9:00AM Mar 04, 2021Observed: -3.77 ft at 9:15AM Mar 04, 2021Observed: -3.62 ft at 9:30AM Mar 04, 2021Observed: -3.42 ft at 9:45AM Mar 04, 2021Observed: -3.16 ft at 10:00AM Mar 04, 2021Observed: -2.86 ft at 10:15AM Mar 04, 2021Observed: -2.52 ft at 10:30AM Mar 04, 2021Observed: -2.19 ft at 10:45AM Mar 04, 2021Observed: -1.87 ft at 11:00AM Mar 04, 2021Observed: -1.58 ft at 11:15AM Mar 04, 2021Observed: -1.34 ft at 11:30AM Mar 04, 2021Observed: -1.12 ft at 11:45AM Mar 04, 2021Observed: -0.96 ft at 12:00PM Mar 04, 2021Observed: -0.85 ft at 12:15PM Mar 04, 2021Observed: -0.76 ft at 12:30PM Mar 04, 2021Observed: -0.68 ft at 12:45PM Mar 04, 2021Observed: -0.6 ft at 1:00PM Mar 04, 2021Observed: -0.51 ft at 1:15PM Mar 04, 2021Observed: -0.43 ft at 1:30PM Mar 04, 2021Observed: -0.36 ft at 1:45PM Mar 04, 2021Observed: -0.3 ft at 2:00PM Mar 04, 2021Observed: -0.24 ft at 2:15PM Mar 04, 2021Observed: -0.19 ft at 2:30PM Mar 04, 2021Observed: -0.17 ft at 2:45PM Mar 04, 2021Observed: -0.18 ft at 3:00PM Mar 04, 2021Observed: -0.22 ft at 3:15PM Mar 04, 2021Observed: -0.3 ft at 3:30PM Mar 04, 2021Observed: -0.44 ft at 3:45PM Mar 04, 2021Observed: -0.65 ft at 4:00PM Mar 04, 2021Observed: -0.9 ft at 4:15PM Mar 04, 2021Observed: -1.13 ft at 4:30PM Mar 04, 2021Observed: -1.34 ft at 4:45PM Mar 04, 2021Observed: -1.52 ft at 5:00PM Mar 04, 2021Observed: -1.7 ft at 5:15PM Mar 04, 2021Observed: -1.91 ft at 5:30PM Mar 04, 2021Observed: -2.16 ft at 5:45PM Mar 04, 2021Observed: -2.43 ft at 6:00PM Mar 04, 2021Observed: -2.7 ft at 6:15PM Mar 04, 2021Observed: -2.97 ft at 6:30PM Mar 04, 2021Observed: -3.21 ft at 6:45PM Mar 04, 2021Observed: -3.47 ft at 7:00PM Mar 04, 2021Observed: -3.72 ft at 7:15PM Mar 04, 2021Observed: -3.95 ft at 7:30PM Mar 04, 2021Observed: -4.15 ft at 7:45PM Mar 04, 2021Observed: -4.32 ft at 8:00PM Mar 04, 2021Observed: -4.43 ft at 8:15PM Mar 04, 2021Observed: -4.48 ft at 8:30PM Mar 04, 2021Observed: -4.45 ft at 8:45PM Mar 04, 2021Observed: -4.37 ft at 9:00PM Mar 04, 2021Observed: -4.21 ft at 9:15PM Mar 04, 2021Observed: -4.02 ft at 9:30PM Mar 04, 2021Observed: -3.79 ft at 9:45PM Mar 04, 2021Observed: -3.49 ft at 10:00PM Mar 04, 2021Observed: -3.15 ft at 10:15PM Mar 04, 2021Observed: -2.82 ft at 10:30PM Mar 04, 2021Observed: -2.5 ft at 10:45PM Mar 04, 2021Observed: -2.19 ft at 11:00PM Mar 04, 2021Observed: -1.88 ft at 11:15PM Mar 04, 2021Observed: -1.6 ft at 11:30PM Mar 04, 2021Observed: -1.32 ft at 11:45PM Mar 04, 2021Observed: -1.11 ft at 12:00AM Mar 05, 2021Observed: -0.98 ft at 12:15AM Mar 05, 2021Observed: -0.86 ft at 12:30AM Mar 05, 2021Observed: -0.76 ft at 12:45AM Mar 05, 2021Observed: -0.67 ft at 1:00AM Mar 05, 2021Observed: -0.56 ft at 1:15AM Mar 05, 2021Observed: -0.47 ft at 1:30AM Mar 05, 2021Observed: -0.38 ft at 1:45AM Mar 05, 2021Observed: -0.3 ft at 2:00AM Mar 05, 2021Observed: -0.23 ft at 2:15AM Mar 05, 2021Observed: -0.15 ft at 2:30AM Mar 05, 2021Observed: -0.11 ft at 2:45AM Mar 05, 2021Observed: -0.06 ft at 3:00AM Mar 05, 2021Observed: -0.04 ft at 3:15AM Mar 05, 2021Observed: -0.04 ft at 3:30AM Mar 05, 2021Observed: -0.08 ft at 3:45AM Mar 05, 2021Observed: -0.16 ft at 4:00AM Mar 05, 2021Observed: -0.29 ft at 4:15AM Mar 05, 2021Observed: -0.47 ft at 4:30AM Mar 05, 2021Observed: -0.69 ft at 4:45AM Mar 05, 2021Observed: -0.91 ft at 5:00AM Mar 05, 2021Observed: -1.12 ft at 5:15AM Mar 05, 2021Observed: -1.31 ft at 5:30AM Mar 05, 2021Observed: -1.48 ft at 5:45AM Mar 05, 2021Observed: -1.66 ft at 6:00AM Mar 05, 2021Observed: -1.87 ft at 6:15AM Mar 05, 2021Observed: -2.09 ft at 6:30AM Mar 05, 2021Observed: -2.34 ft at 6:45AM Mar 05, 2021Observed: -2.59 ft at 7:00AM Mar 05, 2021Observed: -2.84 ft at 7:15AM Mar 05, 2021Observed: -3.07 ft at 7:30AM Mar 05, 2021Observed: -3.32 ft at 7:45AM Mar 05, 2021Observed: -3.54 ft at 8:00AM Mar 05, 2021Observed: -3.76 ft at 8:15AM Mar 05, 2021Observed: -3.98 ft at 8:30AM Mar 05, 2021Observed: -4.15 ft at 8:45AM Mar 05, 2021Observed: -4.29 ft at 9:00AM Mar 05, 2021Observed: -4.37 ft at 9:15AM Mar 05, 2021Observed: -4.37 ft at 9:30AM Mar 05, 2021Observed: -4.31 ft at 9:45AM Mar 05, 2021Observed: -4.17 ft at 10:00AM Mar 05, 2021Observed: -3.96 ft at 10:15AM Mar 05, 2021Observed: -3.7 ft at 10:30AM Mar 05, 2021Observed: -3.39 ft at 10:45AM Mar 05, 2021Observed: -3.04 ft at 11:00AM Mar 05, 2021Observed: -2.7 ft at 11:15AM Mar 05, 2021Observed: -2.39 ft at 11:30AM Mar 05, 2021Observed: -2.11 ft at 11:45AM Mar 05, 2021Observed: -1.84 ft at 12:00PM Mar 05, 2021Observed: -1.59 ft at 12:15PM Mar 05, 2021Observed: -1.37 ft at 12:30PM Mar 05, 2021Observed: -1.17 ft at 12:45PM Mar 05, 2021Observed: -1.03 ft at 1:00PM Mar 05, 2021Observed: -0.92 ft at 1:15PM Mar 05, 2021Observed: -0.83 ft at 1:30PM Mar 05, 2021Observed: -0.74 ft at 1:45PM Mar 05, 2021Observed: -0.67 ft at 2:00PM Mar 05, 2021Observed: -0.59 ft at 2:15PM Mar 05, 2021Observed: -0.53 ft at 2:30PM Mar 05, 2021Observed: -0.47 ft at 2:45PM Mar 05, 2021Observed: -0.41 ft at 3:00PM Mar 05, 2021Observed: -0.36 ft at 3:15PM Mar 05, 2021Observed: -0.34 ft at 3:30PM Mar 05, 2021Observed: -0.34 ft at 3:45PM Mar 05, 2021Observed: -0.37 ft at 4:00PM Mar 05, 2021Observed: -0.44 ft at 4:15PM Mar 05, 2021Observed: -0.56 ft at 4:30PM Mar 05, 2021Observed: -0.73 ft at 4:45PM Mar 05, 2021Observed: -0.96 ft at 5:00PM Mar 05, 2021Observed: -1.2 ft at 5:15PM Mar 05, 2021Observed: -1.41 ft at 5:30PM Mar 05, 2021Observed: -1.58 ft at 5:45PM Mar 05, 2021Observed: -1.76 ft at 6:00PM Mar 05, 2021Observed: -1.96 ft at 6:15PM Mar 05, 2021Observed: -2.18 ft at 6:30PM Mar 05, 2021Observed: -2.42 ft at 6:45PM Mar 05, 2021Observed: -2.67 ft at 7:00PM Mar 05, 2021Observed: -2.91 ft at 7:15PM Mar 05, 2021Observed: -3.12 ft at 7:30PM Mar 05, 2021Observed: -3.33 ft at 7:45PM Mar 05, 2021Observed: -3.53 ft at 8:00PM Mar 05, 2021Observed: -3.73 ft at 8:15PM Mar 05, 2021Observed: -3.9 ft at 8:30PM Mar 05, 2021Observed: -4.06 ft at 8:45PM Mar 05, 2021Observed: -4.16 ft at 9:00PM Mar 05, 2021Observed: -4.22 ft at 9:15PM Mar 05, 2021Observed: -4.23 ft at 9:30PM Mar 05, 2021Observed: -4.18 ft at 9:45PM Mar 05, 2021Observed: -4.07 ft at 10:00PM Mar 05, 2021Observed: -3.92 ft at 10:15PM Mar 05, 2021Observed: -3.72 ft at 10:30PM Mar 05, 2021Observed: -3.46 ft at 10:45PM Mar 05, 2021Observed: -3.15 ft at 11:00PM Mar 05, 2021Observed: -2.85 ft at 11:15PM Mar 05, 2021Observed: -2.54 ft at 11:30PM Mar 05, 2021Observed: -2.25 ft at 11:45PM Mar 05, 2021Observed: -1.95 ft at 12:00AM Mar 06, 2021Observed: -1.68 ft at 12:15AM Mar 06, 2021Observed: -1.42 ft at 12:30AM Mar 06, 2021Observed: -1.22 ft at 12:45AM Mar 06, 2021Observed: -1.04 ft at 1:00AM Mar 06, 2021Observed: -0.95 ft at 1:15AM Mar 06, 2021Observed: -0.83 ft at 1:30AM Mar 06, 2021Observed: -0.72 ft at 1:45AM Mar 06, 2021Observed: -0.62 ft at 2:00AM Mar 06, 2021Observed: -0.52 ft at 2:15AM Mar 06, 2021Observed: -0.43 ft at 2:30AM Mar 06, 2021Observed: -0.34 ft at 2:45AM Mar 06, 2021Observed: -0.26 ft at 3:00AM Mar 06, 2021Observed: -0.17 ft at 3:15AM Mar 06, 2021Observed: -0.08 ft at 3:30AM Mar 06, 2021Observed: -0.03 ft at 3:45AM Mar 06, 2021Observed: 0.05 ft at 4:00AM Mar 06, 2021Observed: 0.07 ft at 4:15AM Mar 06, 2021Observed: 0.11 ft at 4:30AM Mar 06, 2021Observed: 0.13 ft at 4:45AM Mar 06, 2021Observed: 0.1 ft at 5:00AM Mar 06, 2021Observed: 0.05 ft at 5:15AM Mar 06, 2021Observed: -0.03 ft at 5:30AM Mar 06, 2021Observed: -0.15 ft at 5:45AM Mar 06, 2021Observed: -0.31 ft at 6:00AM Mar 06, 2021Observed: -0.51 ft at 6:15AM Mar 06, 2021Observed: -0.7 ft at 6:30AM Mar 06, 2021Observed: -0.89 ft at 6:45AM Mar 06, 2021Observed: -1.07 ft at 7:00AM Mar 06, 2021Observed: -1.23 ft at 7:15AM Mar 06, 2021Observed: -1.39 ft at 7:30AM Mar 06, 2021Observed: -1.58 ft at 7:45AM Mar 06, 2021Observed: -1.76 ft at 8:00AM Mar 06, 2021Observed: -1.99 ft at 8:15AM Mar 06, 2021Observed: -2.22 ft at 8:30AM Mar 06, 2021Observed: -2.46 ft at 8:45AM Mar 06, 2021Observed: -2.7 ft at 9:00AM Mar 06, 2021Observed: -2.92 ft at 9:15AM Mar 06, 2021Observed: -3.12 ft at 9:30AM Mar 06, 2021Observed: -3.31 ft at 9:45AM Mar 06, 2021Observed: -3.46 ft at 10:00AM Mar 06, 2021Observed: -3.59 ft at 10:15AM Mar 06, 2021Observed: -3.67 ft at 10:30AM Mar 06, 2021Observed: -3.67 ft at 10:45AM Mar 06, 2021Observed: -3.6 ft at 11:00AM Mar 06, 2021Observed: -3.41 ft at 11:15AM Mar 06, 2021Observed: -3.19 ft at 11:30AM Mar 06, 2021Observed: -2.94 ft at 11:45AM Mar 06, 2021Observed: -2.63 ft at 12:00PM Mar 06, 2021Observed: -2.34 ft at 12:15PM Mar 06, 2021Observed: -2.04 ft at 12:30PM Mar 06, 2021Observed: -1.77 ft at 12:45PM Mar 06, 2021Observed: -1.54 ft at 1:00PM Mar 06, 2021Observed: -1.32 ft at 1:15PM Mar 06, 2021Observed: -1.16 ft at 1:30PM Mar 06, 2021Observed: -1.02 ft at 1:45PM Mar 06, 2021Observed: -0.91 ft at 2:00PM Mar 06, 2021Observed: -0.82 ft at 2:15PM Mar 06, 2021Observed: -0.74 ft at 2:30PM Mar 06, 2021Observed: -0.66 ft at 2:45PM Mar 06, 2021Observed: -0.58 ft at 3:00PM Mar 06, 2021Observed: -0.5 ft at 3:15PM Mar 06, 2021Observed: -0.43 ft at 3:30PM Mar 06, 2021Observed: -0.37 ft at 3:45PM Mar 06, 2021Observed: -0.31 ft at 4:00PM Mar 06, 2021Observed: -0.27 ft at 4:15PM Mar 06, 2021Observed: -0.24 ft at 4:30PM Mar 06, 2021Observed: -0.22 ft at 4:45PM Mar 06, 2021Observed: -0.23 ft at 5:00PM Mar 06, 2021Observed: -0.26 ft at 5:15PM Mar 06, 2021Observed: -0.31 ft at 5:30PM Mar 06, 2021Observed: -0.4 ft at 5:45PM Mar 06, 2021Observed: -0.54 ft at 6:00PM Mar 06, 2021Observed: -0.73 ft at 6:15PM Mar 06, 2021Observed: -0.92 ft at 6:30PM Mar 06, 2021Observed: -1.1 ft at 6:45PM Mar 06, 2021Observed: -1.27 ft at 7:00PM Mar 06, 2021Observed: -1.42 ft at 7:15PM Mar 06, 2021Observed: -1.58 ft at 7:30PM Mar 06, 2021Observed: -1.77 ft at 7:45PM Mar 06, 2021Observed: -1.97 ft at 8:00PM Mar 06, 2021Observed: -2.2 ft at 8:15PM Mar 06, 2021Observed: -2.42 ft at 8:30PM Mar 06, 2021Observed: -2.64 ft at 8:45PM Mar 06, 2021Observed: -2.85 ft at 9:00PM Mar 06, 2021Observed: -3.05 ft at 9:15PM Mar 06, 2021Observed: -3.22 ft at 9:30PM Mar 06, 2021Observed: -3.39 ft at 9:45PM Mar 06, 2021Observed: -3.53 ft at 10:00PM Mar 06, 2021Observed: -3.64 ft at 10:15PM Mar 06, 2021Observed: -3.69 ft at 10:30PM Mar 06, 2021Observed: -3.73 ft at 10:45PM Mar 06, 2021Observed: -3.72 ft at 11:00PM Mar 06, 2021Observed: -3.64 ft at 11:15PM Mar 06, 2021Observed: -3.53 ft at 11:30PM Mar 06, 2021Observed: -3.39 ft at 11:45PM Mar 06, 2021Observed: -3.17 ft at 12:00AM Mar 07, 2021Observed: -2.91 ft at 12:15AM Mar 07, 2021Observed: -2.61 ft at 12:30AM Mar 07, 2021Observed: -2.3 ft at 12:45AM Mar 07, 2021Observed: -2 ft at 1:00AM Mar 07, 2021Observed: -1.71 ft at 1:15AM Mar 07, 2021Observed: -1.44 ft at 1:30AM Mar 07, 2021Observed: -1.23 ft at 1:45AM Mar 07, 2021Observed: -1.06 ft at 2:00AM Mar 07, 2021Observed: -0.95 ft at 2:15AM Mar 07, 2021Observed: -0.84 ft at 2:30AM Mar 07, 2021Observed: -0.74 ft at 2:45AM Mar 07, 2021Observed: -0.65 ft at 3:00AM Mar 07, 2021Observed: -0.57 ft at 3:15AM Mar 07, 2021Observed: -0.48 ft at 3:30AM Mar 07, 2021Observed: -0.39 ft at 3:45AM Mar 07, 2021Observed: -0.3 ft at 4:00AM Mar 07, 2021Observed: -0.23 ft at 4:15AM Mar 07, 2021Observed: -0.14 ft at 4:30AM Mar 07, 2021Observed: -0.08 ft at 4:45AM Mar 07, 2021Observed: -0.02 ft at 5:00AM Mar 07, 2021Observed: 0.01 ft at 5:15AM Mar 07, 2021Observed: 0.06 ft at 5:30AM Mar 07, 2021Observed: 0.07 ft at 5:45AM Mar 07, 2021Observed: 0.06 ft at 6:00AM Mar 07, 2021Observed: 0.02 ft at 6:15AM Mar 07, 2021Observed: -0.06 ft at 6:30AM Mar 07, 2021Observed: -0.16 ft at 6:45AM Mar 07, 2021Observed: -0.32 ft at 7:00AM Mar 07, 2021Observed: -0.52 ft at 7:15AM Mar 07, 2021Observed: -0.72 ft at 7:30AM Mar 07, 2021Observed: -0.9 ft at 7:45AM Mar 07, 2021Observed: -1.09 ft at 8:00AM Mar 07, 2021Observed: -1.25 ft at 8:15AM Mar 07, 2021Observed: -1.41 ft at 8:30AM Mar 07, 2021Observed: -1.59 ft at 8:45AM Mar 07, 2021Observed: -1.79 ft at 9:00AM Mar 07, 2021Observed: -2 ft at 9:15AM Mar 07, 2021Observed: -2.23 ft at 9:30AM Mar 07, 2021Observed: -2.46 ft at 9:45AM Mar 07, 2021Observed: -2.68 ft at 10:00AM Mar 07, 2021Observed: -2.88 ft at 10:15AM Mar 07, 2021Observed: -3.08 ft at 10:30AM Mar 07, 2021Observed: -3.27 ft at 10:45AM Mar 07, 2021Observed: -3.43 ft at 11:00AM Mar 07, 2021Observed: -3.55 ft at 11:15AM Mar 07, 2021Observed: -3.65 ft at 11:30AM Mar 07, 2021Observed: -3.69 ft at 11:45AM Mar 07, 2021Observed: -3.67 ft at 12:00PM Mar 07, 2021Observed: -3.6 ft at 12:15PM Mar 07, 2021Observed: -3.48 ft at 12:30PM Mar 07, 2021Observed: -3.3 ft at 12:45PM Mar 07, 2021Observed: -3.11 ft at 1:00PM Mar 07, 2021Observed: -2.86 ft at 1:15PM Mar 07, 2021Observed: -2.59 ft at 1:30PM Mar 07, 2021Observed: -2.28 ft at 1:45PM Mar 07, 2021Observed: -2 ft at 2:00PM Mar 07, 2021Observed: -1.71 ft at 2:15PM Mar 07, 2021Observed: -1.47 ft at 2:30PM Mar 07, 2021Observed: -1.26 ft at 2:45PM Mar 07, 2021Observed: -1.1 ft at 3:00PM Mar 07, 2021Observed: -0.98 ft at 3:15PM Mar 07, 2021KLNG1(plotting HGIRG) Graph Created (4:09PM Mar 7, 2021)ObservedLatest observed value: -0.98 ft at 3:15 PM EST 7-Mar-2021. Flood Stage is 1 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
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.
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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