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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: 102.35 ft at 11:00AM May 13, 2024Observed: 102.34 ft at 11:15AM May 13, 2024Observed: 102.35 ft at 11:30AM May 13, 2024Observed: 102.33 ft at 11:45AM May 13, 2024Observed: 102.3 ft at 12:00PM May 13, 2024Observed: 102.27 ft at 12:15PM May 13, 2024Observed: 102.24 ft at 12:30PM May 13, 2024Observed: 102.23 ft at 12:45PM May 13, 2024Observed: 102.48 ft at 1:00PM May 13, 2024Observed: 105.66 ft at 1:15PM May 13, 2024Observed: 107.18 ft at 1:30PM May 13, 2024Observed: 107.89 ft at 1:45PM May 13, 2024Observed: 108.46 ft at 2:00PM May 13, 2024Observed: 108.91 ft at 2:15PM May 13, 2024Observed: 109.31 ft at 2:30PM May 13, 2024Observed: 109.63 ft at 2:45PM May 13, 2024Observed: 109.92 ft at 3:00PM May 13, 2024Observed: 110.2 ft at 3:15PM May 13, 2024Observed: 110.42 ft at 3:30PM May 13, 2024Observed: 110.63 ft at 3:45PM May 13, 2024Observed: 110.89 ft at 4:00PM May 13, 2024Observed: 111.04 ft at 4:15PM May 13, 2024Observed: 111.21 ft at 4:30PM May 13, 2024Observed: 111.34 ft at 4:45PM May 13, 2024Observed: 111.47 ft at 5:00PM May 13, 2024Observed: 111.55 ft at 5:15PM May 13, 2024Observed: 111.7 ft at 5:30PM May 13, 2024Observed: 111.81 ft at 5:45PM May 13, 2024Observed: 111.91 ft at 6:00PM May 13, 2024Observed: 111.98 ft at 6:15PM May 13, 2024Observed: 112.06 ft at 6:30PM May 13, 2024Observed: 112.14 ft at 6:45PM May 13, 2024Observed: 112.22 ft at 7:00PM May 13, 2024Observed: 112.28 ft at 7:15PM May 13, 2024Observed: 112.34 ft at 7:30PM May 13, 2024Observed: 112.4 ft at 7:45PM May 13, 2024Observed: 112.47 ft at 8:00PM May 13, 2024Observed: 112.52 ft at 8:15PM May 13, 2024Observed: 112.57 ft at 8:30PM May 13, 2024Observed: 112.62 ft at 8:45PM May 13, 2024Observed: 112.65 ft at 9:00PM May 13, 2024Observed: 112.7 ft at 9:15PM May 13, 2024Observed: 112.75 ft at 9:30PM May 13, 2024Observed: 112.79 ft at 9:45PM May 13, 2024Observed: 112.82 ft at 10:00PM May 13, 2024Observed: 112.83 ft at 10:15PM May 13, 2024Observed: 112.85 ft at 10:30PM May 13, 2024Observed: 112.88 ft at 10:45PM May 13, 2024Highest Observation: 112.91 ft at 11:00PM May 13, 2024Observed: 110.81 ft at 11:15PM May 13, 2024Observed: 109.45 ft at 11:30PM May 13, 2024Observed: 108.62 ft at 11:45PM May 13, 2024Observed: 108 ft at 12:00AM May 14, 2024Observed: 107.47 ft at 12:15AM May 14, 2024Observed: 106.92 ft at 12:30AM May 14, 2024Observed: 106.44 ft at 12:45AM May 14, 2024Observed: 105.98 ft at 1:00AM May 14, 2024Observed: 105.57 ft at 1:15AM May 14, 2024Observed: 105.18 ft at 1:30AM May 14, 2024Observed: 104.81 ft at 1:45AM May 14, 2024Observed: 104.46 ft at 2:00AM May 14, 2024Observed: 104.14 ft at 2:15AM May 14, 2024Observed: 103.84 ft at 2:30AM May 14, 2024Observed: 103.55 ft at 2:45AM May 14, 2024Observed: 103.26 ft at 3:00AM May 14, 2024Observed: 102.98 ft at 3:15AM May 14, 2024Observed: 102.7 ft at 3:30AM May 14, 2024Observed: 102.43 ft at 3:45AM May 14, 2024Observed: 102.32 ft at 4:00AM May 14, 2024Observed: 102.16 ft at 4:15AM May 14, 2024Observed: 102.12 ft at 4:30AM May 14, 2024Observed: 102.12 ft at 4:45AM May 14, 2024Observed: 102.25 ft at 5:00AM May 14, 2024Observed: 102.43 ft at 5:15AM May 14, 2024Observed: 102.73 ft at 5:30AM May 14, 2024Observed: 102.82 ft at 5:45AM May 14, 2024Observed: 102.82 ft at 6:00AM May 14, 2024Observed: 102.8 ft at 6:15AM May 14, 2024Observed: 102.8 ft at 6:30AM May 14, 2024Observed: 102.79 ft at 6:45AM May 14, 2024Observed: 102.77 ft at 7:00AM May 14, 2024Observed: 102.73 ft at 7:15AM May 14, 2024Observed: 102.66 ft at 7:30AM May 14, 2024Observed: 102.61 ft at 7:45AM May 14, 2024Observed: 102.51 ft at 8:00AM May 14, 2024Observed: 102.47 ft at 8:15AM May 14, 2024Observed: 102.45 ft at 8:30AM May 14, 2024Observed: 102.5 ft at 8:45AM May 14, 2024Observed: 102.76 ft at 9:00AM May 14, 2024Observed: 102.93 ft at 9:15AM May 14, 2024Observed: 102.98 ft at 9:30AM May 14, 2024Observed: 102.91 ft at 9:45AM May 14, 2024Observed: 102.88 ft at 10:00AM May 14, 2024Observed: 102.86 ft at 10:15AM May 14, 2024Observed: 102.87 ft at 10:30AM May 14, 2024Observed: 102.79 ft at 10:45AM May 14, 2024Observed: 102.74 ft at 11:00AM May 14, 2024Observed: 102.7 ft at 11:15AM May 14, 2024Observed: 102.66 ft at 11:30AM May 14, 2024Observed: 102.61 ft at 11:45AM May 14, 2024Observed: 102.57 ft at 12:00PM May 14, 2024Observed: 102.57 ft at 12:15PM May 14, 2024Observed: 102.57 ft at 12:30PM May 14, 2024Observed: 102.67 ft at 12:45PM May 14, 2024Observed: 102.67 ft at 1:00PM May 14, 2024Observed: 102.67 ft at 1:15PM May 14, 2024Observed: 102.67 ft at 1:30PM May 14, 2024Observed: 102.66 ft at 1:45PM May 14, 2024Observed: 102.64 ft at 2:00PM May 14, 2024Observed: 102.64 ft at 2:15PM May 14, 2024Observed: 102.6 ft at 2:30PM May 14, 2024Observed: 102.57 ft at 2:45PM May 14, 2024Observed: 102.55 ft at 3:00PM May 14, 2024Observed: 102.54 ft at 3:15PM May 14, 2024Observed: 102.5 ft at 3:30PM May 14, 2024Observed: 102.47 ft at 3:45PM May 14, 2024Observed: 102.74 ft at 4:00PM May 14, 2024Observed: 105.87 ft at 4:15PM May 14, 2024Observed: 107.32 ft at 4:30PM May 14, 2024Observed: 108.05 ft at 4:45PM May 14, 2024Observed: 108.61 ft at 5:00PM May 14, 2024Observed: 109.05 ft at 5:15PM May 14, 2024Observed: 109.42 ft at 5:30PM May 14, 2024Observed: 109.75 ft at 5:45PM May 14, 2024Observed: 110.02 ft at 6:00PM May 14, 2024Observed: 110.28 ft at 6:15PM May 14, 2024Observed: 110.48 ft at 6:30PM May 14, 2024Observed: 110.7 ft at 6:45PM May 14, 2024Observed: 110.87 ft at 7:00PM May 14, 2024Observed: 111 ft at 7:15PM May 14, 2024Observed: 111.16 ft at 7:30PM May 14, 2024Observed: 111.32 ft at 7:45PM May 14, 2024Observed: 111.45 ft at 8:00PM May 14, 2024Observed: 111.56 ft at 8:15PM May 14, 2024Observed: 111.7 ft at 8:30PM May 14, 2024Observed: 111.78 ft at 8:45PM May 14, 2024Observed: 111.88 ft at 9:00PM May 14, 2024Observed: 111.97 ft at 9:15PM May 14, 2024Observed: 112.03 ft at 9:30PM May 14, 2024Observed: 112.11 ft at 9:45PM May 14, 2024Observed: 112.21 ft at 10:00PM May 14, 2024Observed: 110.11 ft at 10:15PM May 14, 2024Observed: 108.75 ft at 10:30PM May 14, 2024Observed: 107.92 ft at 10:45PM May 14, 2024Observed: 107.32 ft at 11:00PM May 14, 2024Observed: 106.83 ft at 11:15PM May 14, 2024Observed: 106.33 ft at 11:30PM May 14, 2024Observed: 105.88 ft at 11:45PM May 14, 2024Observed: 105.47 ft at 12:00AM May 15, 2024Observed: 105.08 ft at 12:15AM May 15, 2024Observed: 104.72 ft at 12:30AM May 15, 2024Observed: 104.4 ft at 12:45AM May 15, 2024Observed: 104.05 ft at 1:00AM May 15, 2024Observed: 103.73 ft at 1:15AM May 15, 2024Observed: 103.42 ft at 1:30AM May 15, 2024Observed: 103.12 ft at 1:45AM May 15, 2024Observed: 102.9 ft at 2:00AM May 15, 2024Observed: 102.69 ft at 2:15AM May 15, 2024Observed: 102.59 ft at 2:30AM May 15, 2024Observed: 102.44 ft at 2:45AM May 15, 2024Observed: 102.28 ft at 3:00AM May 15, 2024Observed: 102.15 ft at 3:15AM May 15, 2024Observed: 102.26 ft at 3:30AM May 15, 2024Observed: 102.2 ft at 3:45AM May 15, 2024Observed: 102.4 ft at 4:00AM May 15, 2024Observed: 102.56 ft at 4:15AM May 15, 2024Observed: 102.72 ft at 4:30AM May 15, 2024Observed: 102.69 ft at 4:45AM May 15, 2024Observed: 102.66 ft at 5:00AM May 15, 2024Observed: 102.58 ft at 5:15AM May 15, 2024Observed: 102.52 ft at 5:30AM May 15, 2024Observed: 102.46 ft at 5:45AM May 15, 2024Observed: 102.39 ft at 6:00AM May 15, 2024Observed: 102.33 ft at 6:15AM May 15, 2024Observed: 102.27 ft at 6:30AM May 15, 2024Observed: 102.36 ft at 6:45AM May 15, 2024Observed: 102.4 ft at 7:00AM May 15, 2024Observed: 102.44 ft at 7:15AM May 15, 2024Observed: 102.41 ft at 7:30AM May 15, 2024Observed: 102.47 ft at 7:45AM May 15, 2024Observed: 102.56 ft at 8:00AM May 15, 2024Observed: 102.64 ft at 8:15AM May 15, 2024Observed: 102.64 ft at 8:30AM May 15, 2024Observed: 102.62 ft at 8:45AM May 15, 2024Observed: 102.59 ft at 9:00AM May 15, 2024Observed: 102.58 ft at 9:15AM May 15, 2024Observed: 102.55 ft at 9:30AM May 15, 2024Observed: 102.52 ft at 9:45AM May 15, 2024Observed: 102.48 ft at 10:00AM May 15, 2024Observed: 102.45 ft at 10:15AM May 15, 2024Observed: 102.48 ft at 10:30AM May 15, 2024Observed: 102.5 ft at 10:45AM May 15, 2024Observed: 102.52 ft at 11:00AM May 15, 2024Observed: 102.51 ft at 11:15AM May 15, 2024Observed: 102.52 ft at 11:30AM May 15, 2024Observed: 102.57 ft at 11:45AM May 15, 2024Observed: 102.56 ft at 12:00PM May 15, 2024Observed: 102.51 ft at 12:15PM May 15, 2024Observed: 102.51 ft at 12:30PM May 15, 2024Observed: 102.5 ft at 12:45PM May 15, 2024Observed: 102.49 ft at 1:00PM May 15, 2024Observed: 102.46 ft at 1:15PM May 15, 2024Observed: 102.45 ft at 1:30PM May 15, 2024Observed: 102.42 ft at 1:45PM May 15, 2024Observed: 102.42 ft at 2:00PM May 15, 2024Observed: 102.41 ft at 2:15PM May 15, 2024Observed: 102.43 ft at 2:30PM May 15, 2024Observed: 102.42 ft at 2:45PM May 15, 2024Observed: 102.42 ft at 3:00PM May 15, 2024Observed: 102.42 ft at 3:15PM May 15, 2024Observed: 102.34 ft at 3:30PM May 15, 2024Observed: 102.31 ft at 3:45PM May 15, 2024Observed: 102.28 ft at 4:00PM May 15, 2024Observed: 102.27 ft at 4:15PM May 15, 2024Observed: 102.25 ft at 4:30PM May 15, 2024Observed: 102.25 ft at 4:45PM May 15, 2024Observed: 102.53 ft at 5:00PM May 15, 2024Observed: 105.84 ft at 5:15PM May 15, 2024Observed: 107.16 ft at 5:30PM May 15, 2024Observed: 107.85 ft at 5:45PM May 15, 2024Observed: 108.39 ft at 6:00PM May 15, 2024Observed: 108.84 ft at 6:15PM May 15, 2024Observed: 109.24 ft at 6:30PM May 15, 2024Observed: 109.59 ft at 6:45PM May 15, 2024Observed: 109.85 ft at 7:00PM May 15, 2024Observed: 110.1 ft at 7:15PM May 15, 2024Observed: 110.31 ft at 7:30PM May 15, 2024Observed: 110.49 ft at 7:45PM May 15, 2024Observed: 110.68 ft at 8:00PM May 15, 2024Observed: 110.85 ft at 8:15PM May 15, 2024Observed: 111 ft at 8:30PM May 15, 2024Observed: 111.14 ft at 8:45PM May 15, 2024Observed: 111.28 ft at 9:00PM May 15, 2024Observed: 110.25 ft at 9:15PM May 15, 2024Observed: 109.57 ft at 9:30PM May 15, 2024Observed: 109.19 ft at 9:45PM May 15, 2024Observed: 108.9 ft at 10:00PM May 15, 2024Observed: 108.71 ft at 10:15PM May 15, 2024Observed: 108.51 ft at 10:30PM May 15, 2024Observed: 108.34 ft at 10:45PM May 15, 2024Observed: 108.19 ft at 11:00PM May 15, 2024Observed: 108.05 ft at 11:15PM May 15, 2024Observed: 107.92 ft at 11:30PM May 15, 2024Observed: 107.81 ft at 11:45PM May 15, 2024Observed: 107.7 ft at 12:00AM May 16, 2024Observed: 107.61 ft at 12:15AM May 16, 2024Observed: 107.52 ft at 12:30AM May 16, 2024Observed: 107.43 ft at 12:45AM May 16, 2024Observed: 107.34 ft at 1:00AM May 16, 2024Observed: 107.15 ft at 1:15AM May 16, 2024Observed: 105.69 ft at 1:30AM May 16, 2024Observed: 105.13 ft at 1:45AM May 16, 2024Observed: 104.63 ft at 2:00AM May 16, 2024Observed: 104.27 ft at 2:15AM May 16, 2024Observed: 103.95 ft at 2:30AM May 16, 2024Observed: 103.63 ft at 2:45AM May 16, 2024Observed: 103.33 ft at 3:00AM May 16, 2024Observed: 103.05 ft at 3:15AM May 16, 2024Observed: 102.82 ft at 3:30AM May 16, 2024Observed: 102.61 ft at 3:45AM May 16, 2024Observed: 102.42 ft at 4:00AM May 16, 2024Observed: 102.23 ft at 4:15AM May 16, 2024Observed: 102.07 ft at 4:30AM May 16, 2024Observed: 101.92 ft at 4:45AM May 16, 2024Observed: 101.77 ft at 5:00AM May 16, 2024Observed: 101.89 ft at 5:15AM May 16, 2024Observed: 101.97 ft at 5:30AM May 16, 2024Observed: 101.92 ft at 5:45AM May 16, 2024Observed: 101.82 ft at 6:00AM May 16, 2024Observed: 101.74 ft at 6:15AM May 16, 2024Observed: 101.65 ft at 6:30AM May 16, 2024Observed: 101.56 ft at 6:45AM May 16, 2024Observed: 101.49 ft at 7:00AM May 16, 2024Observed: 101.4 ft at 7:15AM May 16, 2024Observed: 101.54 ft at 7:30AM May 16, 2024Observed: 101.67 ft at 7:45AM May 16, 2024Observed: 102.01 ft at 8:00AM May 16, 2024Observed: 102.01 ft at 8:15AM May 16, 2024Observed: 101.99 ft at 8:30AM May 16, 2024Observed: 101.92 ft at 8:45AM May 16, 2024Observed: 101.97 ft at 9:00AM May 16, 2024Observed: 102 ft at 9:15AM May 16, 2024Observed: 102.01 ft at 9:30AM May 16, 2024Observed: 101.97 ft at 9:45AM May 16, 2024Observed: 101.95 ft at 10:00AM May 16, 2024Observed: 101.89 ft at 10:15AM May 16, 2024Observed: 101.84 ft at 10:30AM May 16, 2024Observed: 101.79 ft at 10:45AM May 16, 2024Observed: 101.74 ft at 11:00AM May 16, 2024Observed: 101.75 ft at 11:15AM May 16, 2024Observed: 101.81 ft at 11:30AM May 16, 2024Observed: 102.02 ft at 11:45AM May 16, 2024Observed: 102.07 ft at 12:00PM May 16, 2024Observed: 102.09 ft at 12:15PM May 16, 2024Observed: 102.06 ft at 12:30PM May 16, 2024Observed: 102.08 ft at 12:45PM May 16, 2024Observed: 102.09 ft at 1:00PM May 16, 2024Observed: 102.11 ft at 1:15PM May 16, 2024Observed: 102.09 ft at 1:30PM May 16, 2024Observed: 102.1 ft at 1:45PM May 16, 2024Observed: 102.07 ft at 2:00PM May 16, 2024Observed: 102.04 ft at 2:15PM May 16, 2024Observed: 102.01 ft at 2:30PM May 16, 2024Observed: 101.99 ft at 2:45PM May 16, 2024Observed: 101.98 ft at 3:00PM May 16, 2024Observed: 101.99 ft at 3:15PM May 16, 2024Observed: 102.09 ft at 3:30PM May 16, 2024Observed: 102.12 ft at 3:45PM May 16, 2024Observed: 102.44 ft at 4:00PM May 16, 2024Observed: 105.62 ft at 4:15PM May 16, 2024Observed: 107.04 ft at 4:30PM May 16, 2024Observed: 107.73 ft at 4:45PM May 16, 2024Observed: 108.3 ft at 5:00PM May 16, 2024Observed: 108.76 ft at 5:15PM May 16, 2024Observed: 109.12 ft at 5:30PM May 16, 2024Observed: 109.46 ft at 5:45PM May 16, 2024Observed: 109.75 ft at 6:00PM May 16, 2024Observed: 109.97 ft at 6:15PM May 16, 2024Observed: 110.19 ft at 6:30PM May 16, 2024Observed: 110.4 ft at 6:45PM May 16, 2024Observed: 110.56 ft at 7:00PM May 16, 2024Observed: 110.74 ft at 7:15PM May 16, 2024Observed: 110.88 ft at 7:30PM May 16, 2024Observed: 111 ft at 7:45PM May 16, 2024Observed: 111.15 ft at 8:00PM May 16, 2024Observed: 111.27 ft at 8:15PM May 16, 2024Observed: 111.41 ft at 8:30PM May 16, 2024Observed: 111.51 ft at 8:45PM May 16, 2024Observed: 111.61 ft at 9:00PM May 16, 2024Observed: 111.69 ft at 9:15PM May 16, 2024Observed: 111.79 ft at 9:30PM May 16, 2024Observed: 111.89 ft at 9:45PM May 16, 2024Observed: 111.94 ft at 10:00PM May 16, 2024Observed: 109.79 ft at 10:15PM May 16, 2024Observed: 108.47 ft at 10:30PM May 16, 2024Observed: 107.64 ft at 10:45PM May 16, 2024Observed: 107.04 ft at 11:00PM May 16, 2024Observed: 106.55 ft at 11:15PM May 16, 2024Observed: 106.06 ft at 11:30PM May 16, 2024Observed: 105.61 ft at 11:45PM May 16, 2024Observed: 105.21 ft at 12:00AM May 17, 2024Observed: 104.82 ft at 12:15AM May 17, 2024Observed: 104.46 ft at 12:30AM May 17, 2024Observed: 104.14 ft at 12:45AM May 17, 2024Observed: 104.14 ft at 1:00AM May 17, 2024Observed: 106.72 ft at 1:15AM May 17, 2024Observed: 107.93 ft at 1:30AM May 17, 2024Observed: 108.56 ft at 1:45AM May 17, 2024Observed: 109 ft at 2:00AM May 17, 2024Observed: 109.38 ft at 2:15AM May 17, 2024Observed: 109.66 ft at 2:30AM May 17, 2024Observed: 109.91 ft at 2:45AM May 17, 2024Observed: 110.14 ft at 3:00AM May 17, 2024Observed: 110.33 ft at 3:15AM May 17, 2024Observed: 110.51 ft at 3:30AM May 17, 2024Observed: 110.65 ft at 3:45AM May 17, 2024Observed: 110.82 ft at 4:00AM May 17, 2024Observed: 110.93 ft at 4:15AM May 17, 2024Observed: 111.06 ft at 4:30AM May 17, 2024Observed: 111.15 ft at 4:45AM May 17, 2024Observed: 111.3 ft at 5:00AM May 17, 2024Observed: 111.37 ft at 5:15AM May 17, 2024Observed: 111.47 ft at 5:30AM May 17, 2024Observed: 111.55 ft at 5:45AM May 17, 2024Observed: 111.65 ft at 6:00AM May 17, 2024Observed: 111.73 ft at 6:15AM May 17, 2024Observed: 111.79 ft at 6:30AM May 17, 2024Observed: 111.87 ft at 6:45AM May 17, 2024Observed: 111.94 ft at 7:00AM May 17, 2024Observed: 109.84 ft at 7:15AM May 17, 2024Observed: 108.51 ft at 7:30AM May 17, 2024Observed: 107.66 ft at 7:45AM May 17, 2024Observed: 107.05 ft at 8:00AM May 17, 2024Observed: 106.55 ft at 8:15AM May 17, 2024Observed: 106.07 ft at 8:30AM May 17, 2024Observed: 105.63 ft at 8:45AM May 17, 2024Observed: 105.21 ft at 9:00AM May 17, 2024Observed: 104.81 ft at 9:15AM May 17, 2024Observed: 104.43 ft at 9:30AM May 17, 2024Observed: 104.09 ft at 9:45AM May 17, 2024Observed: 103.77 ft at 10:00AM May 17, 2024Observed: 103.46 ft at 10:15AM May 17, 2024Observed: 103.18 ft at 10:30AM May 17, 2024Observed: 102.91 ft at 10:45AM May 17, 2024Observed: 102.67 ft at 11:00AM May 17, 2024Observed: 102.47 ft at 11:15AM May 17, 2024Observed: 102.29 ft at 11:30AM May 17, 2024Observed: 102.11 ft at 11:45AM May 17, 2024Observed: 101.96 ft at 12:00PM May 17, 2024Observed: 101.79 ft at 12:15PM May 17, 2024Observed: 101.75 ft at 12:30PM May 17, 2024Observed: 101.73 ft at 12:45PM May 17, 2024Observed: 101.73 ft at 1:00PM May 17, 2024Observed: 101.74 ft at 1:15PM May 17, 2024Observed: 101.75 ft at 1:30PM May 17, 2024Observed: 101.8 ft at 1:45PM May 17, 2024Observed: 101.74 ft at 2:00PM May 17, 2024Observed: 101.77 ft at 2:15PM May 17, 2024Observed: 102.02 ft at 2:30PM May 17, 2024Observed: 102.01 ft at 2:45PM May 17, 2024Observed: 102.15 ft at 3:00PM May 17, 2024Observed: 102.17 ft at 3:15PM May 17, 2024Observed: 102.17 ft at 3:30PM May 17, 2024Observed: 102.1 ft at 3:45PM May 17, 2024Observed: 102.11 ft at 4:00PM May 17, 2024Observed: 103.73 ft at 4:15PM May 17, 2024Observed: 104.26 ft at 4:30PM May 17, 2024Observed: 104.57 ft at 4:45PM May 17, 2024Observed: 104.95 ft at 5:00PM May 17, 2024Observed: 105.94 ft at 5:15PM May 17, 2024Observed: 106.45 ft at 5:30PM May 17, 2024Observed: 106.83 ft at 5:45PM May 17, 2024Observed: 107.08 ft at 6:00PM May 17, 2024Observed: 107.32 ft at 6:15PM May 17, 2024Observed: 107.54 ft at 6:30PM May 17, 2024Observed: 107.72 ft at 6:45PM May 17, 2024Observed: 107.89 ft at 7:00PM May 17, 2024Observed: 107.4 ft at 7:15PM May 17, 2024Observed: 107.13 ft at 7:30PM May 17, 2024Observed: 107 ft at 7:45PM May 17, 2024Observed: 106.9 ft at 8:00PM May 17, 2024Observed: 106.85 ft at 8:15PM May 17, 2024Observed: 106.82 ft at 8:30PM May 17, 2024Observed: 106.76 ft at 8:45PM May 17, 2024Observed: 106.73 ft at 9:00PM May 17, 2024Observed: 105.39 ft at 9:15PM May 17, 2024Observed: 104.73 ft at 9:30PM May 17, 2024Observed: 104.29 ft at 9:45PM May 17, 2024Observed: 103.95 ft at 10:00PM May 17, 2024Observed: 103.66 ft at 10:15PM May 17, 2024Observed: 103.41 ft at 10:30PM May 17, 2024Observed: 103.17 ft at 10:45PM May 17, 2024Observed: 102.95 ft at 11:00PM May 17, 2024Observed: 102.73 ft at 11:15PM May 17, 2024Observed: 102.54 ft at 11:30PM May 17, 2024Observed: 102.41 ft at 11:45PM May 17, 2024Observed: 102.27 ft at 12:00AM May 18, 2024Observed: 102.13 ft at 12:15AM May 18, 2024Observed: 102.03 ft at 12:30AM May 18, 2024Observed: 101.9 ft at 12:45AM May 18, 2024Observed: 101.74 ft at 1:00AM May 18, 2024Observed: 101.6 ft at 1:15AM May 18, 2024Observed: 101.53 ft at 1:30AM May 18, 2024Observed: 101.54 ft at 1:45AM May 18, 2024Observed: 101.45 ft at 2:00AM May 18, 2024Observed: 101.35 ft at 2:15AM May 18, 2024Observed: 101.66 ft at 2:30AM May 18, 2024Observed: 101.82 ft at 2:45AM May 18, 2024Observed: 102.03 ft at 3:00AM May 18, 2024Observed: 102.03 ft at 3:15AM May 18, 2024Observed: 102.19 ft at 3:30AM May 18, 2024Observed: 102.18 ft at 3:45AM May 18, 2024Observed: 102.17 ft at 4:00AM May 18, 2024Observed: 102.15 ft at 4:15AM May 18, 2024Observed: 102.12 ft at 4:30AM May 18, 2024Observed: 102.08 ft at 4:45AM May 18, 2024Observed: 102.11 ft at 5:00AM May 18, 2024Observed: 103.65 ft at 5:15AM May 18, 2024Observed: 104.26 ft at 5:30AM May 18, 2024Observed: 104.6 ft at 5:45AM May 18, 2024Observed: 104.83 ft at 6:00AM May 18, 2024Observed: 105.03 ft at 6:15AM May 18, 2024Observed: 105.21 ft at 6:30AM May 18, 2024Observed: 105.4 ft at 6:45AM May 18, 2024Observed: 105.55 ft at 7:00AM May 18, 2024Observed: 105.69 ft at 7:15AM May 18, 2024Observed: 105.79 ft at 7:30AM May 18, 2024Observed: 105.83 ft at 7:45AM May 18, 2024Observed: 106.13 ft at 8:00AM May 18, 2024Observed: 107.78 ft at 8:15AM May 18, 2024Observed: 108.32 ft at 8:30AM May 18, 2024Observed: 108.88 ft at 8:45AM May 18, 2024Observed: 109.31 ft at 9:00AM May 18, 2024Observed: 109.68 ft at 9:15AM May 18, 2024Observed: 109.95 ft at 9:30AM May 18, 2024Observed: 110.21 ft at 9:45AM May 18, 2024Observed: 110.46 ft at 10:00AM May 18, 2024Observed: 110.64 ft at 10:15AM May 18, 2024USGS--Water Resources of the United StatesFOGG1(plotting HTIRG) Graph Created (10:53AM May 18, 2024)ObservedLatest observed value: 110.64 ft at 10:15 AM EDT 18-May-2024. Flood Stage is 134 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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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.

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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
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 136.14 ft on 03/10/2024
(2) 134.73 ft on 02/15/2024
(3) 125.29 ft on 04/08/2022
(4) 136.88 ft on 03/06/2020
(5) 132.27 ft on 02/22/2020
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.
Zoom Level:15
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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:
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When USGS tailwater data is not available...twice daily staff gage tailwater readings will be substituted.
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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.
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