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Hydrograph River at a Glance Download
Chattahoochee River at W.F. George Lock and Dam (USACE) Tailwater (ft)Flow (kcfs)Observed: 109.68 ft at 7:15PM Sep 23, 2020Observed: 109.73 ft at 7:30PM Sep 23, 2020Observed: 109.78 ft at 7:45PM Sep 23, 2020Observed: 109.87 ft at 8:00PM Sep 23, 2020Observed: 108.76 ft at 8:15PM Sep 23, 2020Observed: 108.23 ft at 8:30PM Sep 23, 2020Observed: 107.85 ft at 8:45PM Sep 23, 2020Observed: 107.58 ft at 9:00PM Sep 23, 2020Observed: 106.35 ft at 9:15PM Sep 23, 2020Observed: 105.81 ft at 9:30PM Sep 23, 2020Observed: 105.35 ft at 9:45PM Sep 23, 2020Observed: 104.98 ft at 10:00PM Sep 23, 2020Observed: 104.66 ft at 10:15PM Sep 23, 2020Observed: 104.36 ft at 10:30PM Sep 23, 2020Observed: 104.07 ft at 10:45PM Sep 23, 2020Observed: 103.78 ft at 11:00PM Sep 23, 2020Observed: 103.51 ft at 11:15PM Sep 23, 2020Observed: 103.26 ft at 11:30PM Sep 23, 2020Observed: 103.03 ft at 11:45PM Sep 23, 2020Observed: 102.86 ft at 12:00AM Sep 24, 2020Observed: 102.68 ft at 12:15AM Sep 24, 2020Observed: 102.5 ft at 12:30AM Sep 24, 2020Observed: 102.51 ft at 12:45AM Sep 24, 2020Observed: 102.49 ft at 1:00AM Sep 24, 2020Observed: 102.39 ft at 1:15AM Sep 24, 2020Observed: 102.33 ft at 1:30AM Sep 24, 2020Observed: 102.4 ft at 1:45AM Sep 24, 2020Observed: 102.39 ft at 2:00AM Sep 24, 2020Observed: 102.42 ft at 2:15AM Sep 24, 2020Observed: 102.69 ft at 2:30AM Sep 24, 2020Observed: 102.71 ft at 2:45AM Sep 24, 2020Observed: 102.89 ft at 3:00AM Sep 24, 2020Observed: 102.86 ft at 3:15AM Sep 24, 2020Observed: 102.81 ft at 3:30AM Sep 24, 2020Observed: 102.74 ft at 3:45AM Sep 24, 2020Observed: 102.7 ft at 4:00AM Sep 24, 2020Observed: 102.63 ft at 4:15AM Sep 24, 2020Observed: 102.61 ft at 4:30AM Sep 24, 2020Observed: 102.6 ft at 4:45AM Sep 24, 2020Observed: 102.56 ft at 5:00AM Sep 24, 2020Observed: 102.52 ft at 5:15AM Sep 24, 2020Observed: 102.54 ft at 5:30AM Sep 24, 2020Observed: 102.54 ft at 5:45AM Sep 24, 2020Observed: 102.56 ft at 6:00AM Sep 24, 2020Observed: 102.65 ft at 6:15AM Sep 24, 2020Observed: 102.7 ft at 6:30AM Sep 24, 2020Observed: 102.76 ft at 6:45AM Sep 24, 2020Observed: 102.77 ft at 7:00AM Sep 24, 2020Observed: 102.77 ft at 7:15AM Sep 24, 2020Observed: 102.73 ft at 7:30AM Sep 24, 2020Observed: 102.7 ft at 7:45AM Sep 24, 2020Observed: 102.66 ft at 8:00AM Sep 24, 2020Observed: 102.66 ft at 8:15AM Sep 24, 2020Observed: 102.65 ft at 8:30AM Sep 24, 2020Observed: 102.64 ft at 8:45AM Sep 24, 2020Observed: 102.62 ft at 9:00AM Sep 24, 2020Observed: 102.62 ft at 9:15AM Sep 24, 2020Observed: 102.62 ft at 9:30AM Sep 24, 2020Observed: 102.62 ft at 9:45AM Sep 24, 2020Observed: 102.66 ft at 10:00AM Sep 24, 2020Observed: 102.69 ft at 10:15AM Sep 24, 2020Observed: 102.72 ft at 10:30AM Sep 24, 2020Observed: 102.73 ft at 10:45AM Sep 24, 2020Observed: 102.74 ft at 11:00AM Sep 24, 2020Observed: 102.72 ft at 11:15AM Sep 24, 2020Observed: 102.72 ft at 11:30AM Sep 24, 2020Observed: 102.7 ft at 11:45AM Sep 24, 2020Observed: 102.71 ft at 12:00PM Sep 24, 2020Observed: 102.72 ft at 12:15PM Sep 24, 2020Observed: 102.69 ft at 12:30PM Sep 24, 2020Observed: 102.68 ft at 12:45PM Sep 24, 2020Observed: 102.66 ft at 1:00PM Sep 24, 2020Observed: 102.64 ft at 1:15PM Sep 24, 2020Observed: 102.66 ft at 1:30PM Sep 24, 2020Observed: 102.7 ft at 1:45PM Sep 24, 2020Observed: 102.9 ft at 2:00PM Sep 24, 2020Observed: 105.44 ft at 2:15PM Sep 24, 2020Observed: 106.34 ft at 2:30PM Sep 24, 2020Observed: 106.92 ft at 2:45PM Sep 24, 2020Observed: 107.31 ft at 3:00PM Sep 24, 2020Observed: 107.61 ft at 3:15PM Sep 24, 2020Observed: 107.88 ft at 3:30PM Sep 24, 2020Observed: 108.15 ft at 3:45PM Sep 24, 2020Observed: 108.34 ft at 4:00PM Sep 24, 2020Observed: 108.53 ft at 4:15PM Sep 24, 2020Observed: 108.69 ft at 4:30PM Sep 24, 2020Observed: 108.84 ft at 4:45PM Sep 24, 2020Observed: 108.98 ft at 5:00PM Sep 24, 2020Observed: 109.1 ft at 5:15PM Sep 24, 2020Observed: 109.21 ft at 5:30PM Sep 24, 2020Observed: 109.35 ft at 5:45PM Sep 24, 2020Observed: 109.44 ft at 6:00PM Sep 24, 2020Observed: 109.52 ft at 6:15PM Sep 24, 2020Observed: 109.57 ft at 6:30PM Sep 24, 2020Observed: 109.65 ft at 6:45PM Sep 24, 2020Observed: 109.67 ft at 7:00PM Sep 24, 2020Observed: 109.73 ft at 7:15PM Sep 24, 2020Observed: 109.76 ft at 7:30PM Sep 24, 2020Observed: 109.8 ft at 7:45PM Sep 24, 2020Observed: 109.84 ft at 8:00PM Sep 24, 2020Observed: 107.8 ft at 8:15PM Sep 24, 2020Observed: 106.95 ft at 8:30PM Sep 24, 2020Observed: 106.25 ft at 8:45PM Sep 24, 2020Observed: 105.76 ft at 9:00PM Sep 24, 2020Observed: 105.38 ft at 9:15PM Sep 24, 2020Observed: 105.01 ft at 9:30PM Sep 24, 2020Observed: 104.66 ft at 9:45PM Sep 24, 2020Observed: 104.35 ft at 10:00PM Sep 24, 2020Observed: 104.06 ft at 10:15PM Sep 24, 2020Observed: 103.77 ft at 10:30PM Sep 24, 2020Observed: 103.53 ft at 10:45PM Sep 24, 2020Observed: 103.3 ft at 11:00PM Sep 24, 2020Observed: 103.08 ft at 11:15PM Sep 24, 2020Observed: 102.89 ft at 11:30PM Sep 24, 2020Observed: 102.69 ft at 11:45PM Sep 24, 2020Observed: 102.49 ft at 12:00AM Sep 25, 2020Observed: 102.29 ft at 12:15AM Sep 25, 2020Observed: 102.3 ft at 12:30AM Sep 25, 2020Observed: 102.17 ft at 12:45AM Sep 25, 2020Observed: 102.02 ft at 1:00AM Sep 25, 2020Observed: 101.87 ft at 1:15AM Sep 25, 2020Observed: 101.78 ft at 1:30AM Sep 25, 2020Observed: 101.86 ft at 1:45AM Sep 25, 2020Observed: 102.01 ft at 2:00AM Sep 25, 2020Observed: 101.97 ft at 2:15AM Sep 25, 2020Observed: 102.33 ft at 2:30AM Sep 25, 2020Observed: 102.5 ft at 2:45AM Sep 25, 2020Observed: 102.51 ft at 3:00AM Sep 25, 2020Observed: 102.47 ft at 3:15AM Sep 25, 2020Observed: 102.47 ft at 3:30AM Sep 25, 2020Observed: 102.47 ft at 3:45AM Sep 25, 2020Observed: 102.42 ft at 4:00AM Sep 25, 2020Observed: 102.42 ft at 4:15AM Sep 25, 2020Observed: 102.36 ft at 4:30AM Sep 25, 2020Observed: 102.31 ft at 4:45AM Sep 25, 2020Observed: 102.26 ft at 5:00AM Sep 25, 2020Observed: 102.17 ft at 5:15AM Sep 25, 2020Observed: 102.2 ft at 5:30AM Sep 25, 2020Observed: 102.29 ft at 5:45AM Sep 25, 2020Observed: 102.27 ft at 6:00AM Sep 25, 2020Observed: 102.41 ft at 6:15AM Sep 25, 2020Observed: 102.51 ft at 6:30AM Sep 25, 2020Observed: 102.54 ft at 6:45AM Sep 25, 2020Observed: 102.53 ft at 7:00AM Sep 25, 2020Observed: 102.54 ft at 7:15AM Sep 25, 2020Observed: 102.55 ft at 7:30AM Sep 25, 2020Observed: 102.54 ft at 7:45AM Sep 25, 2020Observed: 102.53 ft at 8:00AM Sep 25, 2020Observed: 102.51 ft at 8:15AM Sep 25, 2020Observed: 102.48 ft at 8:30AM Sep 25, 2020Observed: 102.46 ft at 8:45AM Sep 25, 2020Observed: 102.41 ft at 9:00AM Sep 25, 2020Observed: 102.41 ft at 9:15AM Sep 25, 2020Observed: 102.45 ft at 9:30AM Sep 25, 2020Observed: 102.44 ft at 9:45AM Sep 25, 2020Observed: 102.51 ft at 10:00AM Sep 25, 2020Observed: 102.57 ft at 10:15AM Sep 25, 2020Observed: 102.61 ft at 10:30AM Sep 25, 2020Observed: 102.61 ft at 10:45AM Sep 25, 2020Observed: 102.62 ft at 11:00AM Sep 25, 2020Observed: 102.63 ft at 11:15AM Sep 25, 2020Observed: 102.63 ft at 11:30AM Sep 25, 2020Observed: 102.64 ft at 11:45AM Sep 25, 2020Observed: 102.63 ft at 12:00PM Sep 25, 2020Observed: 102.62 ft at 12:15PM Sep 25, 2020Observed: 102.61 ft at 12:30PM Sep 25, 2020Observed: 102.58 ft at 12:45PM Sep 25, 2020Observed: 102.58 ft at 1:00PM Sep 25, 2020Observed: 102.6 ft at 1:15PM Sep 25, 2020Observed: 102.61 ft at 1:30PM Sep 25, 2020Observed: 102.63 ft at 1:45PM Sep 25, 2020Observed: 102.68 ft at 2:00PM Sep 25, 2020Observed: 102.69 ft at 2:15PM Sep 25, 2020Observed: 102.7 ft at 2:30PM Sep 25, 2020Observed: 102.7 ft at 2:45PM Sep 25, 2020Observed: 102.91 ft at 3:00PM Sep 25, 2020Observed: 105.42 ft at 3:15PM Sep 25, 2020Observed: 106.34 ft at 3:30PM Sep 25, 2020Observed: 106.9 ft at 3:45PM Sep 25, 2020Observed: 107.29 ft at 4:00PM Sep 25, 2020Observed: 107.63 ft at 4:15PM Sep 25, 2020Observed: 107.93 ft at 4:30PM Sep 25, 2020Observed: 108.17 ft at 4:45PM Sep 25, 2020Observed: 108.37 ft at 5:00PM Sep 25, 2020Observed: 108.57 ft at 5:15PM Sep 25, 2020Observed: 108.74 ft at 5:30PM Sep 25, 2020Observed: 108.89 ft at 5:45PM Sep 25, 2020Observed: 109.04 ft at 6:00PM Sep 25, 2020Observed: 109.17 ft at 6:15PM Sep 25, 2020Observed: 109.29 ft at 6:30PM Sep 25, 2020Observed: 109.42 ft at 6:45PM Sep 25, 2020Observed: 109.54 ft at 7:00PM Sep 25, 2020Observed: 109.59 ft at 7:15PM Sep 25, 2020Observed: 109.66 ft at 7:30PM Sep 25, 2020Observed: 109.74 ft at 7:45PM Sep 25, 2020Observed: 109.81 ft at 8:00PM Sep 25, 2020Observed: 109.86 ft at 8:15PM Sep 25, 2020Observed: 109.92 ft at 8:30PM Sep 25, 2020Observed: 109.96 ft at 8:45PM Sep 25, 2020Highest Observation: 110.03 ft at 9:00PM Sep 25, 2020Observed: 108.08 ft at 9:15PM Sep 25, 2020Observed: 107.15 ft at 9:30PM Sep 25, 2020Observed: 106.44 ft at 9:45PM Sep 25, 2020Observed: 105.94 ft at 10:00PM Sep 25, 2020Observed: 105.54 ft at 10:15PM Sep 25, 2020Observed: 105.15 ft at 10:30PM Sep 25, 2020Observed: 104.79 ft at 10:45PM Sep 25, 2020Observed: 104.45 ft at 11:00PM Sep 25, 2020Observed: 104.12 ft at 11:15PM Sep 25, 2020Observed: 103.82 ft at 11:30PM Sep 25, 2020Observed: 103.54 ft at 11:45PM Sep 25, 2020Observed: 103.28 ft at 12:00AM Sep 26, 2020Observed: 103.04 ft at 12:15AM Sep 26, 2020Observed: 102.82 ft at 12:30AM Sep 26, 2020Observed: 102.6 ft at 12:45AM Sep 26, 2020Observed: 102.47 ft at 1:00AM Sep 26, 2020Observed: 104.01 ft at 1:15AM Sep 26, 2020Observed: 104.49 ft at 1:30AM Sep 26, 2020Observed: 104.76 ft at 1:45AM Sep 26, 2020Observed: 105 ft at 2:00AM Sep 26, 2020Observed: 105.15 ft at 2:15AM Sep 26, 2020Observed: 105.26 ft at 2:30AM Sep 26, 2020Observed: 105.36 ft at 2:45AM Sep 26, 2020Observed: 105.42 ft at 3:00AM Sep 26, 2020Observed: 105.36 ft at 3:15AM Sep 26, 2020Observed: 105.36 ft at 3:30AM Sep 26, 2020Observed: 105.37 ft at 3:45AM Sep 26, 2020Observed: 105.37 ft at 4:00AM Sep 26, 2020Observed: 104.05 ft at 4:15AM Sep 26, 2020Observed: 103.51 ft at 4:30AM Sep 26, 2020Observed: 103.15 ft at 4:45AM Sep 26, 2020Observed: 102.96 ft at 5:00AM Sep 26, 2020Observed: 102.77 ft at 5:15AM Sep 26, 2020Observed: 102.58 ft at 5:30AM Sep 26, 2020Observed: 102.42 ft at 5:45AM Sep 26, 2020Observed: 102.32 ft at 6:00AM Sep 26, 2020Observed: 102.2 ft at 6:15AM Sep 26, 2020Observed: 102.1 ft at 6:30AM Sep 26, 2020Observed: 102.02 ft at 6:45AM Sep 26, 2020Observed: 101.96 ft at 7:00AM Sep 26, 2020Observed: 101.91 ft at 7:15AM Sep 26, 2020Observed: 102.09 ft at 7:30AM Sep 26, 2020Observed: 102.12 ft at 7:45AM Sep 26, 2020Observed: 101.95 ft at 8:00AM Sep 26, 2020Observed: 101.84 ft at 8:15AM Sep 26, 2020Observed: 101.73 ft at 8:30AM Sep 26, 2020Observed: 101.65 ft at 8:45AM Sep 26, 2020Observed: 101.96 ft at 9:00AM Sep 26, 2020Observed: 102.25 ft at 9:15AM Sep 26, 2020Observed: 102.32 ft at 9:30AM Sep 26, 2020Observed: 102.29 ft at 9:45AM Sep 26, 2020Observed: 102.27 ft at 10:00AM Sep 26, 2020Observed: 102.19 ft at 10:15AM Sep 26, 2020Observed: 102.18 ft at 10:30AM Sep 26, 2020Observed: 102.16 ft at 10:45AM Sep 26, 2020Observed: 102.14 ft at 11:00AM Sep 26, 2020Observed: 102.18 ft at 11:15AM Sep 26, 2020Observed: 102.22 ft at 11:30AM Sep 26, 2020Observed: 102.17 ft at 11:45AM Sep 26, 2020Observed: 102.12 ft at 12:00PM Sep 26, 2020Observed: 102.07 ft at 12:15PM Sep 26, 2020Observed: 102 ft at 12:30PM Sep 26, 2020Observed: 102.13 ft at 12:45PM Sep 26, 2020Observed: 102.37 ft at 1:00PM Sep 26, 2020Observed: 103.67 ft at 1:15PM Sep 26, 2020Observed: 104.02 ft at 1:30PM Sep 26, 2020Observed: 104.23 ft at 1:45PM Sep 26, 2020Observed: 104.36 ft at 2:00PM Sep 26, 2020Observed: 104.46 ft at 2:15PM Sep 26, 2020Observed: 104.57 ft at 2:30PM Sep 26, 2020Observed: 104.65 ft at 2:45PM Sep 26, 2020Observed: 104.71 ft at 3:00PM Sep 26, 2020Observed: 104.78 ft at 3:15PM Sep 26, 2020Observed: 104.85 ft at 3:30PM Sep 26, 2020Observed: 104.89 ft at 3:45PM Sep 26, 2020Observed: 105.04 ft at 4:00PM Sep 26, 2020Observed: 106.39 ft at 4:15PM Sep 26, 2020Observed: 106.97 ft at 4:30PM Sep 26, 2020Observed: 107.37 ft at 4:45PM Sep 26, 2020Observed: 107.74 ft at 5:00PM Sep 26, 2020Observed: 107.99 ft at 5:15PM Sep 26, 2020Observed: 108.17 ft at 5:30PM Sep 26, 2020Observed: 108.37 ft at 5:45PM Sep 26, 2020Observed: 108.53 ft at 6:00PM Sep 26, 2020Observed: 108.65 ft at 6:15PM Sep 26, 2020Observed: 108.81 ft at 6:30PM Sep 26, 2020Observed: 108.94 ft at 6:45PM Sep 26, 2020Observed: 109.05 ft at 7:00PM Sep 26, 2020Observed: 107.03 ft at 7:15PM Sep 26, 2020Observed: 106.16 ft at 7:30PM Sep 26, 2020Observed: 105.53 ft at 7:45PM Sep 26, 2020Observed: 105.1 ft at 8:00PM Sep 26, 2020Observed: 104.71 ft at 8:15PM Sep 26, 2020Observed: 104.37 ft at 8:30PM Sep 26, 2020Observed: 104.05 ft at 8:45PM Sep 26, 2020Observed: 103.77 ft at 9:00PM Sep 26, 2020Observed: 103.5 ft at 9:15PM Sep 26, 2020Observed: 103.25 ft at 9:30PM Sep 26, 2020Observed: 103.03 ft at 9:45PM Sep 26, 2020Observed: 102.83 ft at 10:00PM Sep 26, 2020Observed: 102.65 ft at 10:15PM Sep 26, 2020Observed: 102.49 ft at 10:30PM Sep 26, 2020Observed: 102.31 ft at 10:45PM Sep 26, 2020Observed: 102.11 ft at 11:00PM Sep 26, 2020Observed: 102.06 ft at 11:15PM Sep 26, 2020Observed: 102.02 ft at 11:30PM Sep 26, 2020Observed: 102.12 ft at 11:45PM Sep 26, 2020Observed: 102.03 ft at 12:00AM Sep 27, 2020Observed: 101.94 ft at 12:15AM Sep 27, 2020Observed: 102.03 ft at 12:30AM Sep 27, 2020Observed: 102.06 ft at 12:45AM Sep 27, 2020Observed: 101.99 ft at 1:00AM Sep 27, 2020Observed: 101.95 ft at 1:15AM Sep 27, 2020Observed: 102.22 ft at 1:30AM Sep 27, 2020Observed: 102.35 ft at 1:45AM Sep 27, 2020Observed: 102.45 ft at 2:00AM Sep 27, 2020Observed: 102.41 ft at 2:15AM Sep 27, 2020Observed: 102.35 ft at 2:30AM Sep 27, 2020Observed: 102.28 ft at 2:45AM Sep 27, 2020Observed: 102.24 ft at 3:00AM Sep 27, 2020Observed: 102.22 ft at 3:15AM Sep 27, 2020Observed: 102.25 ft at 3:30AM Sep 27, 2020Observed: 102.23 ft at 3:45AM Sep 27, 2020Observed: 102.18 ft at 4:00AM Sep 27, 2020Observed: 102.17 ft at 4:15AM Sep 27, 2020Observed: 102.21 ft at 4:30AM Sep 27, 2020Observed: 102.21 ft at 4:45AM Sep 27, 2020Observed: 102.18 ft at 5:00AM Sep 27, 2020Observed: 102.29 ft at 5:15AM Sep 27, 2020Observed: 102.36 ft at 5:30AM Sep 27, 2020Observed: 102.43 ft at 5:45AM Sep 27, 2020Observed: 102.44 ft at 6:00AM Sep 27, 2020Observed: 102.42 ft at 6:15AM Sep 27, 2020Observed: 102.36 ft at 6:30AM Sep 27, 2020Observed: 102.35 ft at 6:45AM Sep 27, 2020Observed: 102.33 ft at 7:00AM Sep 27, 2020Observed: 102.35 ft at 7:15AM Sep 27, 2020Observed: 102.34 ft at 7:30AM Sep 27, 2020Observed: 102.32 ft at 7:45AM Sep 27, 2020Observed: 102.31 ft at 8:00AM Sep 27, 2020Observed: 102.32 ft at 8:15AM Sep 27, 2020Observed: 102.33 ft at 8:30AM Sep 27, 2020Observed: 102.32 ft at 8:45AM Sep 27, 2020Observed: 102.35 ft at 9:00AM Sep 27, 2020Observed: 102.41 ft at 9:15AM Sep 27, 2020Observed: 102.46 ft at 9:30AM Sep 27, 2020Observed: 102.47 ft at 9:45AM Sep 27, 2020Observed: 102.47 ft at 10:00AM Sep 27, 2020Observed: 102.45 ft at 10:15AM Sep 27, 2020Observed: 102.45 ft at 10:30AM Sep 27, 2020Observed: 102.44 ft at 10:45AM Sep 27, 2020Observed: 102.46 ft at 11:00AM Sep 27, 2020Observed: 102.48 ft at 11:15AM Sep 27, 2020Observed: 102.48 ft at 11:30AM Sep 27, 2020Observed: 102.44 ft at 11:45AM Sep 27, 2020Observed: 102.45 ft at 12:00PM Sep 27, 2020Observed: 102.45 ft at 12:15PM Sep 27, 2020Observed: 102.44 ft at 12:30PM Sep 27, 2020Observed: 102.47 ft at 12:45PM Sep 27, 2020Observed: 102.5 ft at 1:00PM Sep 27, 2020Observed: 102.55 ft at 1:15PM Sep 27, 2020Observed: 102.56 ft at 1:30PM Sep 27, 2020Observed: 102.57 ft at 1:45PM Sep 27, 2020Observed: 102.56 ft at 2:00PM Sep 27, 2020Observed: 102.57 ft at 2:15PM Sep 27, 2020Observed: 102.56 ft at 2:30PM Sep 27, 2020Observed: 102.58 ft at 2:45PM Sep 27, 2020Observed: 102.82 ft at 3:00PM Sep 27, 2020Observed: 105.38 ft at 3:15PM Sep 27, 2020Observed: 106.29 ft at 3:30PM Sep 27, 2020Observed: 106.82 ft at 3:45PM Sep 27, 2020Observed: 107.23 ft at 4:00PM Sep 27, 2020Observed: 107.57 ft at 4:15PM Sep 27, 2020Observed: 107.83 ft at 4:30PM Sep 27, 2020Observed: 108.07 ft at 4:45PM Sep 27, 2020Observed: 108.28 ft at 5:00PM Sep 27, 2020Observed: 108.46 ft at 5:15PM Sep 27, 2020Observed: 108.64 ft at 5:30PM Sep 27, 2020Observed: 108.81 ft at 5:45PM Sep 27, 2020Observed: 108.93 ft at 6:00PM Sep 27, 2020Observed: 109.06 ft at 6:15PM Sep 27, 2020Observed: 109.19 ft at 6:30PM Sep 27, 2020Observed: 109.29 ft at 6:45PM Sep 27, 2020Observed: 109.39 ft at 7:00PM Sep 27, 2020Observed: 109.47 ft at 7:15PM Sep 27, 2020Observed: 109.49 ft at 7:30PM Sep 27, 2020Observed: 109.55 ft at 7:45PM Sep 27, 2020Observed: 109.61 ft at 8:00PM Sep 27, 2020Observed: 109.67 ft at 8:15PM Sep 27, 2020Observed: 109.71 ft at 8:30PM Sep 27, 2020Observed: 109.74 ft at 8:45PM Sep 27, 2020Observed: 109.77 ft at 9:00PM Sep 27, 2020Observed: 108 ft at 9:15PM Sep 27, 2020Observed: 106.89 ft at 9:30PM Sep 27, 2020Observed: 106.2 ft at 9:45PM Sep 27, 2020Observed: 105.7 ft at 10:00PM Sep 27, 2020Observed: 105.29 ft at 10:15PM Sep 27, 2020Observed: 104.9 ft at 10:30PM Sep 27, 2020Observed: 104.54 ft at 10:45PM Sep 27, 2020Observed: 104.22 ft at 11:00PM Sep 27, 2020Observed: 103.95 ft at 11:15PM Sep 27, 2020Observed: 103.75 ft at 11:30PM Sep 27, 2020Observed: 103.57 ft at 11:45PM Sep 27, 2020Observed: 103.52 ft at 12:00AM Sep 28, 2020Observed: 103.46 ft at 12:15AM Sep 28, 2020Observed: 103.43 ft at 12:30AM Sep 28, 2020Observed: 103.32 ft at 12:45AM Sep 28, 2020Observed: 103.21 ft at 1:00AM Sep 28, 2020Observed: 103.1 ft at 1:15AM Sep 28, 2020Observed: 103.04 ft at 2:30AM Sep 28, 2020Observed: 103.02 ft at 2:45AM Sep 28, 2020Observed: 102.95 ft at 3:00AM Sep 28, 2020Observed: 102.87 ft at 3:15AM Sep 28, 2020Observed: 102.81 ft at 3:30AM Sep 28, 2020Observed: 102.76 ft at 3:45AM Sep 28, 2020Observed: 102.75 ft at 4:00AM Sep 28, 2020Observed: 102.97 ft at 4:15AM Sep 28, 2020Observed: 103.06 ft at 4:30AM Sep 28, 2020Observed: 103.04 ft at 4:45AM Sep 28, 2020Observed: 102.99 ft at 5:00AM Sep 28, 2020Observed: 102.92 ft at 5:15AM Sep 28, 2020Observed: 102.89 ft at 5:30AM Sep 28, 2020Observed: 102.85 ft at 5:45AM Sep 28, 2020Observed: 102.81 ft at 6:00AM Sep 28, 2020Observed: 102.93 ft at 6:15AM Sep 28, 2020Observed: 102.94 ft at 6:30AM Sep 28, 2020Observed: 102.94 ft at 6:45AM Sep 28, 2020Observed: 102.88 ft at 7:00AM Sep 28, 2020Observed: 102.85 ft at 7:15AM Sep 28, 2020Observed: 102.83 ft at 7:30AM Sep 28, 2020Observed: 102.82 ft at 7:45AM Sep 28, 2020Observed: 102.9 ft at 8:00AM Sep 28, 2020Observed: 102.96 ft at 8:15AM Sep 28, 2020Observed: 102.94 ft at 8:30AM Sep 28, 2020Observed: 102.91 ft at 8:45AM Sep 28, 2020Observed: 102.89 ft at 9:00AM Sep 28, 2020Observed: 102.89 ft at 9:15AM Sep 28, 2020Observed: 102.86 ft at 9:30AM Sep 28, 2020Observed: 102.86 ft at 9:45AM Sep 28, 2020Observed: 102.9 ft at 10:00AM Sep 28, 2020Observed: 102.9 ft at 10:15AM Sep 28, 2020Observed: 102.89 ft at 10:30AM Sep 28, 2020Observed: 102.86 ft at 10:45AM Sep 28, 2020Observed: 102.84 ft at 11:00AM Sep 28, 2020Observed: 102.83 ft at 11:15AM Sep 28, 2020Observed: 102.83 ft at 11:30AM Sep 28, 2020Observed: 102.85 ft at 11:45AM Sep 28, 2020Observed: 102.89 ft at 12:00PM Sep 28, 2020Observed: 102.89 ft at 12:15PM Sep 28, 2020Observed: 102.88 ft at 12:30PM Sep 28, 2020Observed: 102.86 ft at 12:45PM Sep 28, 2020Observed: 102.86 ft at 1:00PM Sep 28, 2020Observed: 102.85 ft at 1:15PM Sep 28, 2020Observed: 102.85 ft at 1:30PM Sep 28, 2020Observed: 102.87 ft at 1:45PM Sep 28, 2020Observed: 103.07 ft at 2:00PM Sep 28, 2020Observed: 105.59 ft at 2:15PM Sep 28, 2020Observed: 106.34 ft at 2:30PM Sep 28, 2020Observed: 105.47 ft at 2:45PM Sep 28, 2020Observed: 104.89 ft at 3:00PM Sep 28, 2020Observed: 105.8 ft at 3:15PM Sep 28, 2020Observed: 106.07 ft at 3:30PM Sep 28, 2020Observed: 106.28 ft at 3:45PM Sep 28, 2020Observed: 106.42 ft at 4:00PM Sep 28, 2020Observed: 107.25 ft at 4:15PM Sep 28, 2020Observed: 107.69 ft at 4:30PM Sep 28, 2020Observed: 108.03 ft at 4:45PM Sep 28, 2020Observed: 108.25 ft at 5:00PM Sep 28, 2020Observed: 108.49 ft at 5:15PM Sep 28, 2020Observed: 108.65 ft at 5:30PM Sep 28, 2020Observed: 108.84 ft at 5:45PM Sep 28, 2020Observed: 108.98 ft at 6:00PM Sep 28, 2020Observed: 109.05 ft at 6:15PM Sep 28, 2020USGS--Water Resources of the United StatesFOGG1(plotting HTIRG) Graph Created (7:08PM Sep 28, 2020)ObservedLatest observed value: 109.05 ft at 6:15 PM EDT 28-Sep-2020. Flood Stage is 134 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Chattahoochee River at W.F. George Lock and Dam (USACE) are issued routinely year-round.

Return to Area Map
Downstream Gauge Downstream Gauge - at George W. Andrews Lock and Dam (USACE)
Flood Categories (in feet)
Major Flood Stage: 160
Moderate Flood Stage: 145
Flood Stage: 134
Action Stage: 130
Low Stage (in feet): 101.5

Historic Crests
(1) 158.50 ft on 03/17/1929
(2) 153.56 ft on 03/18/1990
(3) 150.44 ft on 12/26/2015
(4) 149.60 ft on 07/06/1994
(5) 149.20 ft on 04/10/1964
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(P): Preliminary values subject to further review.

Recent Crests
(1) 136.88 ft on 03/06/2020
(2) 132.27 ft on 02/22/2020
(3) 130.12 ft on 02/08/2020
(4) 121.37 ft on 02/04/2016
(5) 150.44 ft on 12/26/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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.
Flood Impacts & Photos Collapse
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160 Almost all of the natural floodplain of the Chattahoochee river will be inundated, including much agricultural land and many roads.
151 Flooding of river access roads and low lying areas near the river.
150 Low lying areas in the floodplain will flood extensively. Several river access roads will flood.
145 Flood water will deny access to houses on the bluff below the Columbia Bridge near Gilbert Drive.
135 Minor lowland flooding in the area.
134 Minor lowland flooding will begin.
Photos
(1) Chattahoochee River George L&D - KML
About This Location Collapse

Latitude: 31.623333° N, Longitude: 85.063889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 134 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0.00 134.00 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
When USGS tailwater data is not available...twice daily staff gage tailwater readings will be substituted.
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Hydrologic Resources Additional Resources
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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
Tallahassee Weather Forecast Office
Love Building FL State University
Tallahassee, FL 32306-4509
(850) 942-8833
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