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Hydrograph River at a Glance Download
Nassau River near Tisonia (in MHHW) Stage (ft)Observed: -2.38 ft at 5:30PM May 19, 2022Observed: -2.6 ft at 5:45PM May 19, 2022Observed: -2.83 ft at 6:00PM May 19, 2022Observed: -3.06 ft at 6:15PM May 19, 2022Observed: -3.27 ft at 6:30PM May 19, 2022Observed: -3.51 ft at 6:45PM May 19, 2022Observed: -3.74 ft at 7:00PM May 19, 2022Observed: -3.94 ft at 7:15PM May 19, 2022Observed: -4.14 ft at 7:30PM May 19, 2022Observed: -4.32 ft at 7:45PM May 19, 2022Observed: -4.45 ft at 8:00PM May 19, 2022Observed: -4.52 ft at 8:15PM May 19, 2022Observed: -4.42 ft at 8:30PM May 19, 2022Observed: -4.15 ft at 8:45PM May 19, 2022Observed: -3.81 ft at 9:00PM May 19, 2022Observed: -3.41 ft at 9:15PM May 19, 2022Observed: -3.06 ft at 9:30PM May 19, 2022Observed: -2.74 ft at 9:45PM May 19, 2022Observed: -2.48 ft at 10:00PM May 19, 2022Observed: -2.17 ft at 10:15PM May 19, 2022Observed: -1.88 ft at 10:30PM May 19, 2022Observed: -1.58 ft at 10:45PM May 19, 2022Observed: -1.3 ft at 11:00PM May 19, 2022Observed: -0.98 ft at 11:15PM May 19, 2022Observed: -0.72 ft at 11:30PM May 19, 2022Observed: -0.49 ft at 11:45PM May 19, 2022Observed: -0.28 ft at 12:00AM May 20, 2022Observed: -0.12 ft at 12:15AM May 20, 2022Observed: 0.03 ft at 12:30AM May 20, 2022Observed: 0.15 ft at 12:45AM May 20, 2022Observed: 0.24 ft at 1:00AM May 20, 2022Observed: 0.33 ft at 1:15AM May 20, 2022Observed: 0.41 ft at 1:30AM May 20, 2022Observed: 0.47 ft at 1:45AM May 20, 2022Observed: 0.5 ft at 2:00AM May 20, 2022Observed: 0.51 ft at 2:15AM May 20, 2022Highest Observation: 0.52 ft at 2:30AM May 20, 2022Observed: 0.49 ft at 2:45AM May 20, 2022Observed: 0.43 ft at 3:00AM May 20, 2022Observed: 0.34 ft at 3:15AM May 20, 2022Observed: 0.23 ft at 3:30AM May 20, 2022Observed: 0.08 ft at 3:45AM May 20, 2022Observed: -0.08 ft at 4:00AM May 20, 2022Observed: -0.25 ft at 4:15AM May 20, 2022Observed: -0.41 ft at 4:30AM May 20, 2022Observed: -0.59 ft at 4:45AM May 20, 2022Observed: -0.77 ft at 5:00AM May 20, 2022Observed: -0.93 ft at 5:15AM May 20, 2022Observed: -1.08 ft at 5:30AM May 20, 2022Observed: -1.23 ft at 5:45AM May 20, 2022Observed: -1.41 ft at 6:00AM May 20, 2022Observed: -1.58 ft at 6:15AM May 20, 2022Observed: -1.78 ft at 6:30AM May 20, 2022Observed: -1.99 ft at 6:45AM May 20, 2022Observed: -2.19 ft at 7:00AM May 20, 2022Observed: -2.41 ft at 7:15AM May 20, 2022Observed: -2.64 ft at 7:30AM May 20, 2022Observed: -2.87 ft at 7:45AM May 20, 2022Observed: -3.08 ft at 8:00AM May 20, 2022Observed: -3.3 ft at 8:15AM May 20, 2022Observed: -3.51 ft at 8:30AM May 20, 2022Observed: -3.69 ft at 8:45AM May 20, 2022Observed: -3.86 ft at 9:00AM May 20, 2022Observed: -3.98 ft at 9:15AM May 20, 2022Observed: -4.06 ft at 9:30AM May 20, 2022Observed: -4 ft at 9:45AM May 20, 2022Observed: -3.8 ft at 10:00AM May 20, 2022Observed: -3.5 ft at 10:15AM May 20, 2022Observed: -3.21 ft at 10:30AM May 20, 2022Observed: -2.88 ft at 10:45AM May 20, 2022Observed: -2.55 ft at 11:00AM May 20, 2022Observed: -2.26 ft at 11:15AM May 20, 2022Observed: -2 ft at 11:30AM May 20, 2022Observed: -1.73 ft at 11:45AM May 20, 2022Observed: -1.5 ft at 12:00PM May 20, 2022Observed: -1.25 ft at 12:15PM May 20, 2022Observed: -1 ft at 12:30PM May 20, 2022Observed: -0.76 ft at 12:45PM May 20, 2022Observed: -0.6 ft at 1:00PM May 20, 2022Observed: -0.43 ft at 1:15PM May 20, 2022Observed: -0.33 ft at 1:30PM May 20, 2022Observed: -0.23 ft at 1:45PM May 20, 2022Observed: -0.18 ft at 2:00PM May 20, 2022Observed: -0.14 ft at 2:15PM May 20, 2022Observed: -0.1 ft at 2:30PM May 20, 2022Observed: -0.13 ft at 2:45PM May 20, 2022Observed: -0.15 ft at 3:00PM May 20, 2022Observed: -0.21 ft at 3:15PM May 20, 2022Observed: -0.34 ft at 3:30PM May 20, 2022Observed: -0.46 ft at 3:45PM May 20, 2022Observed: -0.58 ft at 4:00PM May 20, 2022Observed: -0.76 ft at 4:15PM May 20, 2022Observed: -0.94 ft at 4:30PM May 20, 2022Observed: -1.12 ft at 4:45PM May 20, 2022Observed: -1.3 ft at 5:00PM May 20, 2022Observed: -1.44 ft at 5:15PM May 20, 2022Observed: -1.61 ft at 5:30PM May 20, 2022Observed: -1.81 ft at 5:45PM May 20, 2022Observed: -1.99 ft at 6:00PM May 20, 2022Observed: -2.18 ft at 6:15PM May 20, 2022Observed: -2.4 ft at 6:30PM May 20, 2022Observed: -2.59 ft at 6:45PM May 20, 2022Observed: -2.82 ft at 7:00PM May 20, 2022Observed: -3.05 ft at 7:15PM May 20, 2022Observed: -3.28 ft at 7:30PM May 20, 2022Observed: -3.49 ft at 7:45PM May 20, 2022Observed: -3.7 ft at 8:00PM May 20, 2022Observed: -3.9 ft at 8:15PM May 20, 2022Observed: -4.08 ft at 8:30PM May 20, 2022Observed: -4.23 ft at 8:45PM May 20, 2022Observed: -4.35 ft at 9:00PM May 20, 2022Observed: -4.38 ft at 9:15PM May 20, 2022Observed: -4.35 ft at 9:30PM May 20, 2022Observed: -1.65 ft at 11:45PM May 20, 2022Observed: -1.39 ft at 12:00AM May 21, 2022Observed: -1.11 ft at 12:15AM May 21, 2022Observed: -0.87 ft at 12:30AM May 21, 2022Observed: -0.61 ft at 12:45AM May 21, 2022Observed: -0.41 ft at 1:00AM May 21, 2022Observed: -0.26 ft at 1:15AM May 21, 2022Observed: -0.12 ft at 1:30AM May 21, 2022Observed: -0.01 ft at 1:45AM May 21, 2022Observed: 0.1 ft at 2:00AM May 21, 2022Observed: 0.15 ft at 2:15AM May 21, 2022Observed: 0.2 ft at 2:30AM May 21, 2022Observed: 0.26 ft at 2:45AM May 21, 2022Observed: 0.3 ft at 3:00AM May 21, 2022Observed: 0.33 ft at 3:15AM May 21, 2022Observed: 0.29 ft at 3:30AM May 21, 2022Observed: 0.27 ft at 3:45AM May 21, 2022Observed: 0.18 ft at 4:00AM May 21, 2022Observed: 0.09 ft at 4:15AM May 21, 2022Observed: -0.03 ft at 4:30AM May 21, 2022Observed: -0.19 ft at 4:45AM May 21, 2022Observed: -0.35 ft at 5:00AM May 21, 2022Observed: -0.53 ft at 5:15AM May 21, 2022Observed: -0.71 ft at 5:30AM May 21, 2022Observed: -0.89 ft at 5:45AM May 21, 2022Observed: -1.06 ft at 6:00AM May 21, 2022Observed: -1.21 ft at 6:15AM May 21, 2022Observed: -1.36 ft at 6:30AM May 21, 2022Observed: -1.53 ft at 6:45AM May 21, 2022Observed: -1.69 ft at 7:00AM May 21, 2022Observed: -1.89 ft at 7:15AM May 21, 2022Observed: -2.11 ft at 7:30AM May 21, 2022Observed: -2.31 ft at 7:45AM May 21, 2022Observed: -2.53 ft at 8:00AM May 21, 2022Observed: -2.75 ft at 8:15AM May 21, 2022Observed: -2.96 ft at 8:30AM May 21, 2022Observed: -3.18 ft at 8:45AM May 21, 2022Observed: -3.4 ft at 9:00AM May 21, 2022Observed: -3.61 ft at 9:15AM May 21, 2022Observed: -3.79 ft at 9:30AM May 21, 2022Observed: -3.97 ft at 9:45AM May 21, 2022Observed: -4.1 ft at 10:00AM May 21, 2022Observed: -4.2 ft at 10:15AM May 21, 2022Observed: -4.17 ft at 10:30AM May 21, 2022Observed: -4 ft at 10:45AM May 21, 2022Observed: -3.69 ft at 11:00AM May 21, 2022Observed: -3.42 ft at 11:15AM May 21, 2022Observed: -3.07 ft at 11:30AM May 21, 2022Observed: -2.77 ft at 11:45AM May 21, 2022Observed: -2.49 ft at 12:00PM May 21, 2022Observed: -2.26 ft at 12:15PM May 21, 2022Observed: -2.03 ft at 12:30PM May 21, 2022Observed: -1.74 ft at 12:45PM May 21, 2022Observed: -1.52 ft at 1:00PM May 21, 2022Observed: -1.28 ft at 1:15PM May 21, 2022Observed: -1.03 ft at 1:30PM May 21, 2022Observed: -0.81 ft at 1:45PM May 21, 2022Observed: -0.61 ft at 2:00PM May 21, 2022Observed: -0.47 ft at 2:15PM May 21, 2022Observed: -0.33 ft at 2:30PM May 21, 2022Observed: -0.23 ft at 2:45PM May 21, 2022Observed: -0.17 ft at 3:00PM May 21, 2022Observed: -0.12 ft at 3:15PM May 21, 2022Observed: -0.09 ft at 3:30PM May 21, 2022Observed: -0.08 ft at 3:45PM May 21, 2022Observed: -0.1 ft at 4:00PM May 21, 2022Observed: -0.14 ft at 4:15PM May 21, 2022Observed: -0.24 ft at 4:30PM May 21, 2022Observed: -0.35 ft at 4:45PM May 21, 2022Observed: -0.45 ft at 5:00PM May 21, 2022Observed: -0.56 ft at 5:15PM May 21, 2022Observed: -0.75 ft at 5:30PM May 21, 2022Observed: -0.85 ft at 5:45PM May 21, 2022Observed: -1.09 ft at 6:00PM May 21, 2022Observed: -1.25 ft at 6:15PM May 21, 2022Observed: -1.38 ft at 6:30PM May 21, 2022Observed: -1.49 ft at 6:45PM May 21, 2022Observed: -1.69 ft at 7:00PM May 21, 2022Observed: -1.8 ft at 7:15PM May 21, 2022Observed: -2.01 ft at 7:30PM May 21, 2022Observed: -2.25 ft at 7:45PM May 21, 2022Observed: -2.48 ft at 8:00PM May 21, 2022Observed: -2.68 ft at 8:15PM May 21, 2022Observed: -2.91 ft at 8:30PM May 21, 2022Observed: -3.13 ft at 8:45PM May 21, 2022Observed: -3.35 ft at 9:00PM May 21, 2022Observed: -3.56 ft at 9:15PM May 21, 2022Observed: -3.76 ft at 9:30PM May 21, 2022Observed: -3.92 ft at 9:45PM May 21, 2022Observed: -4.06 ft at 10:00PM May 21, 2022Observed: -4.15 ft at 10:15PM May 21, 2022Observed: -4.15 ft at 10:30PM May 21, 2022Observed: -3.97 ft at 10:45PM May 21, 2022Observed: -3.7 ft at 11:00PM May 21, 2022Observed: -3.35 ft at 11:15PM May 21, 2022Observed: -3.06 ft at 11:30PM May 21, 2022Observed: -2.76 ft at 11:45PM May 21, 2022Observed: -2.46 ft at 12:00AM May 22, 2022Observed: -2.2 ft at 12:15AM May 22, 2022Observed: -1.93 ft at 12:30AM May 22, 2022Observed: -1.71 ft at 12:45AM May 22, 2022Observed: -1.47 ft at 1:00AM May 22, 2022Observed: -1.18 ft at 1:15AM May 22, 2022Observed: -0.92 ft at 1:30AM May 22, 2022Observed: -0.69 ft at 1:45AM May 22, 2022Observed: -0.44 ft at 2:00AM May 22, 2022Observed: -0.25 ft at 2:15AM May 22, 2022Observed: -0.09 ft at 2:30AM May 22, 2022Observed: 0.03 ft at 2:45AM May 22, 2022Observed: 0.13 ft at 3:00AM May 22, 2022Observed: 0.25 ft at 3:15AM May 22, 2022Observed: 0.29 ft at 3:30AM May 22, 2022Observed: 0.35 ft at 3:45AM May 22, 2022Observed: 0.4 ft at 4:00AM May 22, 2022Observed: 0.45 ft at 4:15AM May 22, 2022Observed: 0.47 ft at 4:30AM May 22, 2022Observed: 0.44 ft at 4:45AM May 22, 2022Observed: 0.37 ft at 5:00AM May 22, 2022Observed: 0.29 ft at 5:15AM May 22, 2022Observed: 0.22 ft at 5:30AM May 22, 2022Observed: 0.07 ft at 5:45AM May 22, 2022Observed: -0.07 ft at 6:00AM May 22, 2022Observed: -0.26 ft at 6:15AM May 22, 2022Observed: -0.43 ft at 6:30AM May 22, 2022Observed: -0.6 ft at 6:45AM May 22, 2022Observed: -0.77 ft at 7:00AM May 22, 2022Observed: -0.94 ft at 7:15AM May 22, 2022Observed: -1.1 ft at 7:30AM May 22, 2022Observed: -1.25 ft at 7:45AM May 22, 2022Observed: -1.42 ft at 8:00AM May 22, 2022Observed: -1.6 ft at 8:15AM May 22, 2022Observed: -1.8 ft at 8:30AM May 22, 2022Observed: -1.99 ft at 8:45AM May 22, 2022Observed: -2.19 ft at 9:00AM May 22, 2022Observed: -2.39 ft at 9:15AM May 22, 2022Observed: -2.61 ft at 9:30AM May 22, 2022Observed: -2.83 ft at 9:45AM May 22, 2022Observed: -3.04 ft at 10:00AM May 22, 2022Observed: -3.26 ft at 10:15AM May 22, 2022Observed: -3.45 ft at 10:30AM May 22, 2022Observed: -3.63 ft at 10:45AM May 22, 2022Observed: -3.79 ft at 11:00AM May 22, 2022Observed: -3.9 ft at 11:15AM May 22, 2022Observed: -3.92 ft at 11:30AM May 22, 2022Observed: -3.83 ft at 11:45AM May 22, 2022Observed: -3.65 ft at 12:00PM May 22, 2022Observed: -3.39 ft at 12:15PM May 22, 2022Observed: -3.12 ft at 12:30PM May 22, 2022Observed: -2.8 ft at 12:45PM May 22, 2022Observed: -2.51 ft at 1:00PM May 22, 2022Observed: -2.29 ft at 1:15PM May 22, 2022Observed: -2.03 ft at 1:30PM May 22, 2022Observed: -1.8 ft at 1:45PM May 22, 2022Observed: -1.57 ft at 2:00PM May 22, 2022Observed: -1.36 ft at 2:15PM May 22, 2022Observed: -1.14 ft at 2:30PM May 22, 2022Observed: -0.94 ft at 2:45PM May 22, 2022Observed: -0.75 ft at 3:00PM May 22, 2022Observed: -0.56 ft at 3:15PM May 22, 2022Observed: -0.39 ft at 3:30PM May 22, 2022Observed: -0.29 ft at 3:45PM May 22, 2022Observed: -0.22 ft at 4:00PM May 22, 2022Observed: -0.15 ft at 4:15PM May 22, 2022Observed: -0.12 ft at 4:30PM May 22, 2022Observed: -0.09 ft at 4:45PM May 22, 2022Observed: -0.12 ft at 5:00PM May 22, 2022Observed: -0.16 ft at 5:15PM May 22, 2022Observed: -0.26 ft at 5:30PM May 22, 2022Observed: -0.39 ft at 5:45PM May 22, 2022Observed: -0.52 ft at 6:00PM May 22, 2022Observed: -0.69 ft at 6:15PM May 22, 2022Observed: -0.86 ft at 6:30PM May 22, 2022Observed: -1.04 ft at 6:45PM May 22, 2022Observed: -1.24 ft at 7:00PM May 22, 2022Observed: -1.4 ft at 7:15PM May 22, 2022Observed: -1.58 ft at 7:30PM May 22, 2022Observed: -1.74 ft at 7:45PM May 22, 2022Observed: -1.94 ft at 8:00PM May 22, 2022Observed: -2.14 ft at 8:15PM May 22, 2022Observed: -2.35 ft at 8:30PM May 22, 2022Observed: -2.55 ft at 8:45PM May 22, 2022Observed: -2.76 ft at 9:00PM May 22, 2022Observed: -2.97 ft at 9:15PM May 22, 2022Observed: -3.19 ft at 9:30PM May 22, 2022Observed: -3.41 ft at 9:45PM May 22, 2022Observed: -3.61 ft at 10:00PM May 22, 2022Observed: -3.8 ft at 10:15PM May 22, 2022Observed: -3.97 ft at 10:30PM May 22, 2022Observed: -4.11 ft at 10:45PM May 22, 2022Observed: -4.23 ft at 11:00PM May 22, 2022Observed: -4.23 ft at 11:15PM May 22, 2022Observed: -4.11 ft at 11:30PM May 22, 2022Observed: -3.87 ft at 11:45PM May 22, 2022Observed: -3.54 ft at 12:00AM May 23, 2022Observed: -3.23 ft at 12:15AM May 23, 2022Observed: -2.92 ft at 12:30AM May 23, 2022Observed: -2.66 ft at 12:45AM May 23, 2022Observed: -2.43 ft at 1:00AM May 23, 2022Observed: -2.19 ft at 1:15AM May 23, 2022Observed: -1.93 ft at 1:30AM May 23, 2022Observed: -1.69 ft at 1:45AM May 23, 2022Observed: -1.42 ft at 2:00AM May 23, 2022Observed: -1.16 ft at 2:15AM May 23, 2022Observed: -0.9 ft at 2:30AM May 23, 2022Observed: -0.68 ft at 2:45AM May 23, 2022Observed: -0.48 ft at 3:00AM May 23, 2022Observed: -0.32 ft at 3:15AM May 23, 2022Observed: -0.2 ft at 3:30AM May 23, 2022Observed: -0.1 ft at 3:45AM May 23, 2022Observed: -0.01 ft at 4:00AM May 23, 2022Observed: 0.07 ft at 4:15AM May 23, 2022Observed: 0.12 ft at 4:30AM May 23, 2022Observed: 0.16 ft at 4:45AM May 23, 2022Observed: 0.2 ft at 5:00AM May 23, 2022Observed: 0.22 ft at 5:15AM May 23, 2022Observed: 0.19 ft at 5:30AM May 23, 2022Observed: 0.16 ft at 5:45AM May 23, 2022Observed: 0.08 ft at 6:00AM May 23, 2022Observed: -0.02 ft at 6:15AM May 23, 2022Observed: -0.15 ft at 6:30AM May 23, 2022Observed: -0.28 ft at 6:45AM May 23, 2022Observed: -0.44 ft at 7:00AM May 23, 2022Observed: -0.62 ft at 7:15AM May 23, 2022Observed: -0.79 ft at 7:30AM May 23, 2022Observed: -0.96 ft at 7:45AM May 23, 2022Observed: -1.11 ft at 8:00AM May 23, 2022Observed: -1.26 ft at 8:15AM May 23, 2022Observed: -1.42 ft at 8:30AM May 23, 2022Observed: -1.59 ft at 8:45AM May 23, 2022Observed: -1.78 ft at 9:00AM May 23, 2022Observed: -1.98 ft at 9:15AM May 23, 2022Observed: -2.2 ft at 9:30AM May 23, 2022Observed: -2.4 ft at 9:45AM May 23, 2022Observed: -2.61 ft at 10:00AM May 23, 2022Observed: -2.84 ft at 10:15AM May 23, 2022Observed: -3.05 ft at 10:30AM May 23, 2022Observed: -3.28 ft at 10:45AM May 23, 2022Observed: -3.49 ft at 11:00AM May 23, 2022Observed: -3.7 ft at 11:15AM May 23, 2022Observed: -3.88 ft at 11:30AM May 23, 2022Observed: -4.03 ft at 11:45AM May 23, 2022Observed: -4.15 ft at 12:00PM May 23, 2022Observed: -4.18 ft at 12:15PM May 23, 2022Observed: -4.07 ft at 12:30PM May 23, 2022Observed: -3.84 ft at 12:45PM May 23, 2022Observed: -3.57 ft at 1:00PM May 23, 2022Observed: -3.24 ft at 1:15PM May 23, 2022Observed: -2.94 ft at 1:30PM May 23, 2022Observed: -2.67 ft at 1:45PM May 23, 2022Observed: -2.43 ft at 2:00PM May 23, 2022Observed: -2.18 ft at 2:15PM May 23, 2022Observed: -1.95 ft at 2:30PM May 23, 2022Observed: -1.72 ft at 2:45PM May 23, 2022Observed: -1.45 ft at 3:00PM May 23, 2022Observed: -1.24 ft at 3:15PM May 23, 2022Observed: -1.04 ft at 3:30PM May 23, 2022Observed: -0.8 ft at 3:45PM May 23, 2022Observed: -0.62 ft at 4:00PM May 23, 2022Observed: -0.46 ft at 4:15PM May 23, 2022Observed: -0.34 ft at 4:30PM May 23, 2022Observed: -0.25 ft at 4:45PM May 23, 2022Observed: -0.16 ft at 5:00PM May 23, 2022Observed: -0.12 ft at 5:15PM May 23, 2022Observed: -0.08 ft at 5:30PM May 23, 2022Observed: -0.07 ft at 5:45PM May 23, 2022Observed: -0.09 ft at 6:00PM May 23, 2022Observed: -0.12 ft at 6:15PM May 23, 2022Observed: -0.18 ft at 6:30PM May 23, 2022Observed: -0.27 ft at 6:45PM May 23, 2022Observed: -0.43 ft at 7:00PM May 23, 2022Observed: -0.56 ft at 7:15PM May 23, 2022Observed: -0.71 ft at 7:30PM May 23, 2022Observed: -0.91 ft at 7:45PM May 23, 2022Observed: -1.11 ft at 8:00PM May 23, 2022Observed: -1.3 ft at 8:15PM May 23, 2022Observed: -1.46 ft at 8:30PM May 23, 2022Observed: -1.63 ft at 8:45PM May 23, 2022Observed: -1.79 ft at 9:00PM May 23, 2022Observed: -1.99 ft at 9:15PM May 23, 2022Observed: -2.2 ft at 9:30PM May 23, 2022Observed: -2.41 ft at 9:45PM May 23, 2022Observed: -2.62 ft at 10:00PM May 23, 2022Observed: -2.83 ft at 10:15PM May 23, 2022Observed: -3.04 ft at 10:30PM May 23, 2022Observed: -3.26 ft at 10:45PM May 23, 2022Observed: -3.45 ft at 11:00PM May 23, 2022Observed: -3.64 ft at 11:15PM May 23, 2022Observed: -3.81 ft at 11:30PM May 23, 2022Observed: -3.97 ft at 11:45PM May 23, 2022Observed: -4.11 ft at 12:00AM May 24, 2022Observed: -4.2 ft at 12:15AM May 24, 2022Observed: -4.2 ft at 12:30AM May 24, 2022Observed: -4.12 ft at 12:45AM May 24, 2022Observed: -3.88 ft at 1:00AM May 24, 2022Observed: -3.59 ft at 1:15AM May 24, 2022Observed: -3.29 ft at 1:30AM May 24, 2022Observed: -3.01 ft at 1:45AM May 24, 2022Observed: -2.73 ft at 2:00AM May 24, 2022Observed: -2.5 ft at 2:15AM May 24, 2022Observed: -2.25 ft at 2:30AM May 24, 2022Observed: -2.04 ft at 2:45AM May 24, 2022Observed: -1.8 ft at 3:00AM May 24, 2022Observed: -1.55 ft at 3:15AM May 24, 2022Observed: -1.3 ft at 3:30AM May 24, 2022Observed: -1.06 ft at 3:45AM May 24, 2022Observed: -0.84 ft at 4:00AM May 24, 2022Observed: -0.64 ft at 4:15AM May 24, 2022Observed: -0.46 ft at 4:30AM May 24, 2022Observed: -0.32 ft at 4:45AM May 24, 2022Observed: -0.2 ft at 5:00AM May 24, 2022Observed: -0.11 ft at 5:15AM May 24, 2022Observed: -0.04 ft at 5:30AM May 24, 2022Observed: 0.01 ft at 5:45AM May 24, 2022Observed: 0.03 ft at 6:00AM May 24, 2022Observed: 0.05 ft at 6:15AM May 24, 2022Observed: 0.03 ft at 6:30AM May 24, 2022Observed: 0 ft at 6:45AM May 24, 2022Observed: -0.07 ft at 7:00AM May 24, 2022Observed: -0.2 ft at 7:15AM May 24, 2022Observed: -0.32 ft at 7:30AM May 24, 2022Observed: -0.47 ft at 7:45AM May 24, 2022Observed: -0.63 ft at 8:00AM May 24, 2022Observed: -0.81 ft at 8:15AM May 24, 2022Observed: -0.97 ft at 8:30AM May 24, 2022Observed: -1.16 ft at 8:45AM May 24, 2022Observed: -1.34 ft at 9:00AM May 24, 2022Observed: -1.5 ft at 9:15AM May 24, 2022Observed: -1.69 ft at 9:30AM May 24, 2022Observed: -1.89 ft at 9:45AM May 24, 2022Observed: -2.09 ft at 10:00AM May 24, 2022Observed: -2.31 ft at 10:15AM May 24, 2022Observed: -2.54 ft at 10:30AM May 24, 2022Observed: -2.75 ft at 10:45AM May 24, 2022Observed: -2.99 ft at 11:00AM May 24, 2022Observed: -3.2 ft at 11:15AM May 24, 2022Observed: -3.44 ft at 11:30AM May 24, 2022Observed: -3.67 ft at 11:45AM May 24, 2022Observed: -3.87 ft at 12:00PM May 24, 2022Observed: -4.06 ft at 12:15PM May 24, 2022Observed: -4.21 ft at 12:30PM May 24, 2022Observed: -4.3 ft at 12:45PM May 24, 2022Observed: -4.32 ft at 1:00PM May 24, 2022Observed: -4.25 ft at 1:15PM May 24, 2022Observed: -4 ft at 1:30PM May 24, 2022Observed: -3.67 ft at 1:45PM May 24, 2022Observed: -3.36 ft at 2:00PM May 24, 2022Observed: -3.07 ft at 2:15PM May 24, 2022Observed: -2.8 ft at 2:30PM May 24, 2022Observed: -2.55 ft at 2:45PM May 24, 2022Observed: -2.31 ft at 3:00PM May 24, 2022Observed: -2.05 ft at 3:15PM May 24, 2022Observed: -1.84 ft at 3:30PM May 24, 2022Observed: -1.6 ft at 3:45PM May 24, 2022Observed: -1.34 ft at 4:00PM May 24, 2022Observed: -1.11 ft at 4:15PM May 24, 2022Observed: -0.85 ft at 4:30PM May 24, 2022USGS--Water Resources of the United StatesNATF1(plotting HGIRG) Graph Created (5:25PM May 24, 2022)ObservedLatest observed value: -0.85 ft at 4:30 PM EDT 24-May-2022. Flood Stage is 1.3 ft
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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 Nassau River near Tisonia (in MHHW). Only observed stages are available for this point.

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Flood Categories (in feet)
Major Flood Stage: 3.3
Moderate Flood Stage: 2.3
Flood Stage: 1.3
Action Stage: 0.8
Low Stage (in feet): -6

Historic Crests
(1) 4.01 ft on 09/11/2017
(2) 2.71 ft on 07/04/1995
(3) 2.33 ft on 10/07/2016 (P)
(4) 2.20 ft on 09/21/2020
(5) 2.16 ft on 09/10/2017
(6) 2.08 ft on 09/20/2020
(7) 2.04 ft on 11/06/2021
(8) 1.99 ft on 09/13/1985
(9) 1.95 ft on 09/16/1985
(10) 1.90 ft on 09/21/2020
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 1.70 ft on 11/08/2021
(2) 1.81 ft on 11/07/2021
(3) 1.49 ft on 11/06/2021
(4) 2.04 ft on 11/06/2021
(5) 1.64 ft on 11/05/2021
(6) 1.39 ft on 10/19/2020
(7) 1.34 ft on 10/18/2020
(8) 1.56 ft on 09/22/2020
(9) 1.70 ft on 09/22/2020
(10) 1.90 ft on 09/21/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -5.02 ft on 03/13/1993
(2) -3.57 ft on 03/14/1993
(3) -3.30 ft on 02/15/1992
(4) -3.03 ft on 04/07/1989
(5) -2.98 ft on 12/26/1993
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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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3.3 Extensive inundation of structures and roads in the area. Evacuations of people or transfer of property to higher ground is likely.
2.29 Some inundation of structures and roads is expected. Evacuations of people or property to higher ground is possible.
1.3 Minimal or no property damage. Minor flooding of low lying roads, campgrounds, boat ramps, docks along the river basin.
0.8 Should water levels continue rising...preparations to protect property should begin.
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Latitude: 30.550556° N, Longitude: 81.590000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 1.3 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 1.97 3.3 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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NWS Information
National Weather Service
Jacksonville Weather Forecast Office
13701 Fang Drive
Jacksonville, FL 32218
(904) 741-4370
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