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Web Portal Changes: In Spring 2024, the Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS) at a repurposed https://water.noaa.gov. A preview of NWPS is available here, where you can see your station hydrograph by replacing SSSSS with the station 5-character id: https://preview.water.noaa.gov/gauges/SSSSS.

Flood Inundation Mapping: Experimental real-time flood Inundation mapping services for 10% of the United States are now available via the NWS Map Viewer. Additional products and geospatial services depicting River Forecast Center and National Water Model forecasts continue to be accessible as described in the StoryMap here.

Please visit https://www.weather.gov/owp/operations for more information.



Hydrograph River at a Glance Download
Chattahoochee River at W.F. George Lock and Dam (USACE) Tailwater (ft)Flow (kcfs)Observed: 118.89 ft at 12:15AM Mar 14, 2024Observed: 118.89 ft at 12:30AM Mar 14, 2024Observed: 118.89 ft at 12:45AM Mar 14, 2024Observed: 118.9 ft at 1:00AM Mar 14, 2024Observed: 118.9 ft at 1:15AM Mar 14, 2024Observed: 118.91 ft at 1:30AM Mar 14, 2024Observed: 118.91 ft at 1:45AM Mar 14, 2024Observed: 118.91 ft at 2:00AM Mar 14, 2024Observed: 118.92 ft at 2:15AM Mar 14, 2024Observed: 118.92 ft at 2:30AM Mar 14, 2024Observed: 118.92 ft at 2:45AM Mar 14, 2024Observed: 118.92 ft at 3:00AM Mar 14, 2024Observed: 118.92 ft at 3:15AM Mar 14, 2024Observed: 118.93 ft at 3:30AM Mar 14, 2024Observed: 118.92 ft at 3:45AM Mar 14, 2024Observed: 118.93 ft at 4:00AM Mar 14, 2024Observed: 118.93 ft at 4:15AM Mar 14, 2024Observed: 118.93 ft at 4:30AM Mar 14, 2024Highest Observation: 118.94 ft at 4:45AM Mar 14, 2024Observed: 118.93 ft at 5:00AM Mar 14, 2024Observed: 118.92 ft at 5:15AM Mar 14, 2024Observed: 118.93 ft at 5:30AM Mar 14, 2024Observed: 118.93 ft at 5:45AM Mar 14, 2024Observed: 118.93 ft at 6:00AM Mar 14, 2024Highest Observation: 118.94 ft at 6:15AM Mar 14, 2024Highest Observation: 118.94 ft at 6:30AM Mar 14, 2024Observed: 118.93 ft at 6:45AM Mar 14, 2024Observed: 118.93 ft at 7:00AM Mar 14, 2024Observed: 118.93 ft at 7:15AM Mar 14, 2024Observed: 118.93 ft at 7:30AM Mar 14, 2024Observed: 118.93 ft at 7:45AM Mar 14, 2024Highest Observation: 118.94 ft at 8:00AM Mar 14, 2024Highest Observation: 118.94 ft at 8:15AM Mar 14, 2024Observed: 118.93 ft at 8:30AM Mar 14, 2024Observed: 118.93 ft at 8:45AM Mar 14, 2024Observed: 118.92 ft at 9:00AM Mar 14, 2024Observed: 118.93 ft at 9:15AM Mar 14, 2024Observed: 118.93 ft at 9:30AM Mar 14, 2024Observed: 118.93 ft at 9:45AM Mar 14, 2024Observed: 118.92 ft at 10:00AM Mar 14, 2024Observed: 118.92 ft at 10:15AM Mar 14, 2024Observed: 118.92 ft at 10:30AM Mar 14, 2024Observed: 118.92 ft at 10:45AM Mar 14, 2024Observed: 118.92 ft at 11:00AM Mar 14, 2024Observed: 118.85 ft at 11:15AM Mar 14, 2024Observed: 118.8 ft at 11:30AM Mar 14, 2024Observed: 117.85 ft at 11:45AM Mar 14, 2024Observed: 116.53 ft at 12:00PM Mar 14, 2024Observed: 115.66 ft at 12:15PM Mar 14, 2024Observed: 115.07 ft at 12:30PM Mar 14, 2024Observed: 114.55 ft at 12:45PM Mar 14, 2024Observed: 114.09 ft at 1:00PM Mar 14, 2024Observed: 113.54 ft at 1:15PM Mar 14, 2024Observed: 113.07 ft at 1:30PM Mar 14, 2024Observed: 112.65 ft at 1:45PM Mar 14, 2024Observed: 112.25 ft at 2:00PM Mar 14, 2024Observed: 111.89 ft at 2:15PM Mar 14, 2024Observed: 111.54 ft at 2:30PM Mar 14, 2024Observed: 111.22 ft at 2:45PM Mar 14, 2024Observed: 110.91 ft at 3:00PM Mar 14, 2024Observed: 110.63 ft at 3:15PM Mar 14, 2024Observed: 110.33 ft at 3:30PM Mar 14, 2024Observed: 110.08 ft at 3:45PM Mar 14, 2024Observed: 109.84 ft at 4:00PM Mar 14, 2024Observed: 109.6 ft at 4:15PM Mar 14, 2024Observed: 109.37 ft at 4:30PM Mar 14, 2024Observed: 109.16 ft at 4:45PM Mar 14, 2024Observed: 108.97 ft at 5:00PM Mar 14, 2024Observed: 108.81 ft at 5:15PM Mar 14, 2024Observed: 108.63 ft at 5:30PM Mar 14, 2024Observed: 108.47 ft at 5:45PM Mar 14, 2024Observed: 108.32 ft at 6:00PM Mar 14, 2024Observed: 108.17 ft at 6:15PM Mar 14, 2024Observed: 108.05 ft at 6:30PM Mar 14, 2024Observed: 107.91 ft at 6:45PM Mar 14, 2024Observed: 107.84 ft at 7:00PM Mar 14, 2024Observed: 107.72 ft at 7:15PM Mar 14, 2024Observed: 107.65 ft at 7:30PM Mar 14, 2024Observed: 107.54 ft at 7:45PM Mar 14, 2024Observed: 107.47 ft at 8:00PM Mar 14, 2024Observed: 107.4 ft at 8:15PM Mar 14, 2024Observed: 107.32 ft at 8:30PM Mar 14, 2024Observed: 107.25 ft at 8:45PM Mar 14, 2024Observed: 107.17 ft at 9:00PM Mar 14, 2024Observed: 107.12 ft at 9:15PM Mar 14, 2024Observed: 107.08 ft at 9:30PM Mar 14, 2024Observed: 107.04 ft at 9:45PM Mar 14, 2024Observed: 106.97 ft at 10:00PM Mar 14, 2024Observed: 105.61 ft at 10:15PM Mar 14, 2024Observed: 104.92 ft at 10:30PM Mar 14, 2024Observed: 104.48 ft at 10:45PM Mar 14, 2024Observed: 104.13 ft at 11:00PM Mar 14, 2024Observed: 103.86 ft at 11:15PM Mar 14, 2024Observed: 103.6 ft at 11:30PM Mar 14, 2024Observed: 103.37 ft at 11:45PM Mar 14, 2024Observed: 103.16 ft at 12:00AM Mar 15, 2024Observed: 102.96 ft at 12:15AM Mar 15, 2024Observed: 102.82 ft at 12:30AM Mar 15, 2024Observed: 102.69 ft at 12:45AM Mar 15, 2024Observed: 102.58 ft at 1:00AM Mar 15, 2024Observed: 102.46 ft at 1:15AM Mar 15, 2024Observed: 102.37 ft at 1:30AM Mar 15, 2024Observed: 102.27 ft at 1:45AM Mar 15, 2024Observed: 102.52 ft at 2:00AM Mar 15, 2024Observed: 104.01 ft at 2:15AM Mar 15, 2024Observed: 104.59 ft at 2:30AM Mar 15, 2024Observed: 104.95 ft at 2:45AM Mar 15, 2024Observed: 105.25 ft at 3:00AM Mar 15, 2024Observed: 106.35 ft at 3:15AM Mar 15, 2024Observed: 106.87 ft at 3:30AM Mar 15, 2024Observed: 107.21 ft at 3:45AM Mar 15, 2024Observed: 107.49 ft at 4:00AM Mar 15, 2024Observed: 107.72 ft at 4:15AM Mar 15, 2024Observed: 107.91 ft at 4:30AM Mar 15, 2024Observed: 108.09 ft at 4:45AM Mar 15, 2024Observed: 108.24 ft at 5:00AM Mar 15, 2024Observed: 108.37 ft at 5:15AM Mar 15, 2024Observed: 108.5 ft at 5:30AM Mar 15, 2024Observed: 108.61 ft at 5:45AM Mar 15, 2024Observed: 108.71 ft at 6:00AM Mar 15, 2024Observed: 108.79 ft at 6:15AM Mar 15, 2024Observed: 108.86 ft at 6:30AM Mar 15, 2024Observed: 108.93 ft at 6:45AM Mar 15, 2024Observed: 108.99 ft at 7:00AM Mar 15, 2024Observed: 109.04 ft at 7:15AM Mar 15, 2024Observed: 109.09 ft at 7:30AM Mar 15, 2024Observed: 109.14 ft at 7:45AM Mar 15, 2024Observed: 109.19 ft at 8:00AM Mar 15, 2024Observed: 109.23 ft at 8:15AM Mar 15, 2024Observed: 109.27 ft at 8:30AM Mar 15, 2024Observed: 109.3 ft at 8:45AM Mar 15, 2024Observed: 109.34 ft at 9:00AM Mar 15, 2024Observed: 109.38 ft at 9:15AM Mar 15, 2024Observed: 109.41 ft at 9:30AM Mar 15, 2024Observed: 109.44 ft at 9:45AM Mar 15, 2024Observed: 109.45 ft at 10:00AM Mar 15, 2024Observed: 109.49 ft at 10:15AM Mar 15, 2024Observed: 109.51 ft at 10:30AM Mar 15, 2024Observed: 109.53 ft at 10:45AM Mar 15, 2024Observed: 109.56 ft at 11:00AM Mar 15, 2024Observed: 109.57 ft at 11:15AM Mar 15, 2024Observed: 109.59 ft at 11:30AM Mar 15, 2024Observed: 109.61 ft at 11:45AM Mar 15, 2024Observed: 109.64 ft at 12:00PM Mar 15, 2024Observed: 109.48 ft at 12:15PM Mar 15, 2024Observed: 109.4 ft at 12:30PM Mar 15, 2024Observed: 109.36 ft at 12:45PM Mar 15, 2024Observed: 109.32 ft at 1:00PM Mar 15, 2024Observed: 108.85 ft at 1:15PM Mar 15, 2024Observed: 108.53 ft at 1:30PM Mar 15, 2024Observed: 108.27 ft at 1:45PM Mar 15, 2024Observed: 108.11 ft at 2:00PM Mar 15, 2024Observed: 106.86 ft at 2:15PM Mar 15, 2024Observed: 106.13 ft at 2:30PM Mar 15, 2024Observed: 105.61 ft at 2:45PM Mar 15, 2024Observed: 105.22 ft at 3:00PM Mar 15, 2024Observed: 104.88 ft at 3:15PM Mar 15, 2024Observed: 104.58 ft at 3:30PM Mar 15, 2024Observed: 104.3 ft at 3:45PM Mar 15, 2024Observed: 104.05 ft at 4:00PM Mar 15, 2024Observed: 104.3 ft at 4:15PM Mar 15, 2024Observed: 104.29 ft at 4:30PM Mar 15, 2024Observed: 104.25 ft at 4:45PM Mar 15, 2024Observed: 104.16 ft at 5:00PM Mar 15, 2024Observed: 104.1 ft at 5:15PM Mar 15, 2024Observed: 103.97 ft at 5:30PM Mar 15, 2024Observed: 103.87 ft at 5:45PM Mar 15, 2024Observed: 103.79 ft at 6:00PM Mar 15, 2024Observed: 103.71 ft at 6:15PM Mar 15, 2024Observed: 103.75 ft at 6:30PM Mar 15, 2024Observed: 103.83 ft at 6:45PM Mar 15, 2024Observed: 103.97 ft at 7:00PM Mar 15, 2024Observed: 104.02 ft at 7:15PM Mar 15, 2024Observed: 104.07 ft at 7:30PM Mar 15, 2024Observed: 104.15 ft at 7:45PM Mar 15, 2024Observed: 104.08 ft at 8:00PM Mar 15, 2024Observed: 103.47 ft at 8:15PM Mar 15, 2024Observed: 103.21 ft at 8:30PM Mar 15, 2024Observed: 103.05 ft at 8:45PM Mar 15, 2024Observed: 102.94 ft at 9:00PM Mar 15, 2024Observed: 102.86 ft at 9:15PM Mar 15, 2024Observed: 102.77 ft at 9:30PM Mar 15, 2024Observed: 102.67 ft at 9:45PM Mar 15, 2024Observed: 102.59 ft at 10:00PM Mar 15, 2024Observed: 102.5 ft at 10:15PM Mar 15, 2024Observed: 102.45 ft at 10:30PM Mar 15, 2024Observed: 102.39 ft at 10:45PM Mar 15, 2024Observed: 102.36 ft at 11:00PM Mar 15, 2024Observed: 102.33 ft at 11:15PM Mar 15, 2024Observed: 102.29 ft at 11:30PM Mar 15, 2024Observed: 102.37 ft at 11:45PM Mar 15, 2024Observed: 102.68 ft at 12:00AM Mar 16, 2024Observed: 102.83 ft at 12:15AM Mar 16, 2024Observed: 102.82 ft at 12:30AM Mar 16, 2024Observed: 102.85 ft at 12:45AM Mar 16, 2024Observed: 102.84 ft at 1:00AM Mar 16, 2024Observed: 102.82 ft at 1:15AM Mar 16, 2024Observed: 102.81 ft at 1:30AM Mar 16, 2024Observed: 102.78 ft at 1:45AM Mar 16, 2024Observed: 102.76 ft at 2:00AM Mar 16, 2024Observed: 102.75 ft at 2:15AM Mar 16, 2024Observed: 102.77 ft at 2:30AM Mar 16, 2024Observed: 102.75 ft at 2:45AM Mar 16, 2024Observed: 102.75 ft at 3:00AM Mar 16, 2024Observed: 102.73 ft at 3:15AM Mar 16, 2024Observed: 102.76 ft at 3:30AM Mar 16, 2024Observed: 102.88 ft at 3:45AM Mar 16, 2024Observed: 102.9 ft at 4:00AM Mar 16, 2024Observed: 102.9 ft at 4:15AM Mar 16, 2024Observed: 102.9 ft at 4:30AM Mar 16, 2024Observed: 102.83 ft at 4:45AM Mar 16, 2024Observed: 102.8 ft at 5:00AM Mar 16, 2024Observed: 102.79 ft at 5:15AM Mar 16, 2024Observed: 102.78 ft at 5:30AM Mar 16, 2024Observed: 102.78 ft at 5:45AM Mar 16, 2024Observed: 102.77 ft at 6:00AM Mar 16, 2024Observed: 102.77 ft at 6:15AM Mar 16, 2024Observed: 102.76 ft at 6:30AM Mar 16, 2024Observed: 102.76 ft at 6:45AM Mar 16, 2024Observed: 102.83 ft at 7:00AM Mar 16, 2024Observed: 104.36 ft at 7:15AM Mar 16, 2024Observed: 104.97 ft at 7:30AM Mar 16, 2024Observed: 105.28 ft at 7:45AM Mar 16, 2024Observed: 105.48 ft at 8:00AM Mar 16, 2024Observed: 105.65 ft at 8:15AM Mar 16, 2024Observed: 105.79 ft at 8:30AM Mar 16, 2024Observed: 105.89 ft at 8:45AM Mar 16, 2024Observed: 105.97 ft at 9:00AM Mar 16, 2024Observed: 106.05 ft at 9:15AM Mar 16, 2024Observed: 106.13 ft at 9:30AM Mar 16, 2024Observed: 106.17 ft at 9:45AM Mar 16, 2024Observed: 106.22 ft at 10:00AM Mar 16, 2024Observed: 106.26 ft at 10:15AM Mar 16, 2024Observed: 106.3 ft at 10:30AM Mar 16, 2024Observed: 106.34 ft at 10:45AM Mar 16, 2024Observed: 106.38 ft at 11:00AM Mar 16, 2024Observed: 106.43 ft at 11:15AM Mar 16, 2024Observed: 106.47 ft at 11:30AM Mar 16, 2024Observed: 106.47 ft at 11:45AM Mar 16, 2024Observed: 106.49 ft at 12:00PM Mar 16, 2024Observed: 106.5 ft at 12:15PM Mar 16, 2024Observed: 106.52 ft at 12:30PM Mar 16, 2024Observed: 106.56 ft at 12:45PM Mar 16, 2024Observed: 106.55 ft at 1:00PM Mar 16, 2024Observed: 106.57 ft at 1:15PM Mar 16, 2024Observed: 106.57 ft at 1:30PM Mar 16, 2024Observed: 106.57 ft at 1:45PM Mar 16, 2024Observed: 106.57 ft at 2:00PM Mar 16, 2024Observed: 106.58 ft at 2:15PM Mar 16, 2024Observed: 106.59 ft at 2:30PM Mar 16, 2024Observed: 106.58 ft at 2:45PM Mar 16, 2024Observed: 106.59 ft at 3:00PM Mar 16, 2024Observed: 106.59 ft at 3:15PM Mar 16, 2024Observed: 106.6 ft at 3:30PM Mar 16, 2024Observed: 106.61 ft at 3:45PM Mar 16, 2024Observed: 106.62 ft at 4:00PM Mar 16, 2024Observed: 106.63 ft at 4:15PM Mar 16, 2024Observed: 106.63 ft at 4:30PM Mar 16, 2024Observed: 106.62 ft at 4:45PM Mar 16, 2024Observed: 106.61 ft at 5:00PM Mar 16, 2024Observed: 106.6 ft at 5:15PM Mar 16, 2024Observed: 106.6 ft at 5:30PM Mar 16, 2024Observed: 106.59 ft at 5:45PM Mar 16, 2024Observed: 106.61 ft at 6:00PM Mar 16, 2024Observed: 106.59 ft at 6:15PM Mar 16, 2024Observed: 106.58 ft at 6:30PM Mar 16, 2024Observed: 106.58 ft at 6:45PM Mar 16, 2024Observed: 106.57 ft at 7:00PM Mar 16, 2024Observed: 105.27 ft at 7:15PM Mar 16, 2024Observed: 104.64 ft at 7:30PM Mar 16, 2024Observed: 104.21 ft at 7:45PM Mar 16, 2024Observed: 103.86 ft at 8:00PM Mar 16, 2024Observed: 103.61 ft at 8:15PM Mar 16, 2024Observed: 103.38 ft at 8:30PM Mar 16, 2024Observed: 103.15 ft at 8:45PM Mar 16, 2024Observed: 103.06 ft at 9:00PM Mar 16, 2024Observed: 104.4 ft at 9:15PM Mar 16, 2024Observed: 104.84 ft at 9:30PM Mar 16, 2024Observed: 105.1 ft at 9:45PM Mar 16, 2024Observed: 105.29 ft at 10:00PM Mar 16, 2024Observed: 105.42 ft at 10:15PM Mar 16, 2024Observed: 105.52 ft at 10:30PM Mar 16, 2024Observed: 105.62 ft at 10:45PM Mar 16, 2024Observed: 105.69 ft at 11:00PM Mar 16, 2024Observed: 105.77 ft at 11:15PM Mar 16, 2024Observed: 105.9 ft at 11:30PM Mar 16, 2024Observed: 105.97 ft at 11:45PM Mar 16, 2024Observed: 106.05 ft at 12:00AM Mar 17, 2024Observed: 106.13 ft at 12:15AM Mar 17, 2024Observed: 106.19 ft at 12:30AM Mar 17, 2024Observed: 106.27 ft at 12:45AM Mar 17, 2024Observed: 106.32 ft at 1:00AM Mar 17, 2024Observed: 106.35 ft at 1:15AM Mar 17, 2024Observed: 106.37 ft at 1:30AM Mar 17, 2024Observed: 106.4 ft at 1:45AM Mar 17, 2024Observed: 106.43 ft at 2:00AM Mar 17, 2024Observed: 106.44 ft at 2:15AM Mar 17, 2024Observed: 106.45 ft at 2:30AM Mar 17, 2024Observed: 106.48 ft at 2:45AM Mar 17, 2024Observed: 106.49 ft at 3:00AM Mar 17, 2024Observed: 106.48 ft at 3:15AM Mar 17, 2024Observed: 106.48 ft at 3:30AM Mar 17, 2024Observed: 106.49 ft at 3:45AM Mar 17, 2024Observed: 106.49 ft at 4:00AM Mar 17, 2024Observed: 106.49 ft at 4:15AM Mar 17, 2024Observed: 106.52 ft at 4:30AM Mar 17, 2024Observed: 106.5 ft at 4:45AM Mar 17, 2024Observed: 106.5 ft at 5:00AM Mar 17, 2024Observed: 106.52 ft at 5:15AM Mar 17, 2024Observed: 106.52 ft at 5:30AM Mar 17, 2024Observed: 106.52 ft at 5:45AM Mar 17, 2024Observed: 106.53 ft at 6:00AM Mar 17, 2024Observed: 106.53 ft at 6:15AM Mar 17, 2024Observed: 106.54 ft at 6:30AM Mar 17, 2024Observed: 106.55 ft at 6:45AM Mar 17, 2024Observed: 106.54 ft at 7:00AM Mar 17, 2024Observed: 106.55 ft at 7:15AM Mar 17, 2024Observed: 106.53 ft at 7:30AM Mar 17, 2024Observed: 106.53 ft at 7:45AM Mar 17, 2024Observed: 106.53 ft at 8:00AM Mar 17, 2024Observed: 106.53 ft at 8:15AM Mar 17, 2024Observed: 106.52 ft at 8:30AM Mar 17, 2024Observed: 106.5 ft at 8:45AM Mar 17, 2024Observed: 106.51 ft at 9:00AM Mar 17, 2024Observed: 106.51 ft at 9:15AM Mar 17, 2024Observed: 106.51 ft at 9:30AM Mar 17, 2024Observed: 106.5 ft at 9:45AM Mar 17, 2024Observed: 106.48 ft at 10:00AM Mar 17, 2024Observed: 106.48 ft at 10:15AM Mar 17, 2024Observed: 106.47 ft at 10:30AM Mar 17, 2024Observed: 106.47 ft at 10:45AM Mar 17, 2024Observed: 106.46 ft at 11:00AM Mar 17, 2024Observed: 106.45 ft at 11:15AM Mar 17, 2024Observed: 106.45 ft at 11:30AM Mar 17, 2024Observed: 106.44 ft at 11:45AM Mar 17, 2024Observed: 106.43 ft at 12:00PM Mar 17, 2024Observed: 106.44 ft at 12:15PM Mar 17, 2024Observed: 106.42 ft at 12:30PM Mar 17, 2024Observed: 106.43 ft at 12:45PM Mar 17, 2024Observed: 106.56 ft at 1:00PM Mar 17, 2024Observed: 107.26 ft at 1:15PM Mar 17, 2024Observed: 107.6 ft at 1:30PM Mar 17, 2024Observed: 107.84 ft at 1:45PM Mar 17, 2024Observed: 108.04 ft at 2:00PM Mar 17, 2024Observed: 108.16 ft at 2:15PM Mar 17, 2024Observed: 108.28 ft at 2:30PM Mar 17, 2024Observed: 108.42 ft at 2:45PM Mar 17, 2024Observed: 108.5 ft at 3:00PM Mar 17, 2024Observed: 108.58 ft at 3:15PM Mar 17, 2024Observed: 108.67 ft at 3:30PM Mar 17, 2024Observed: 108.75 ft at 3:45PM Mar 17, 2024Observed: 108.81 ft at 4:00PM Mar 17, 2024Observed: 108.86 ft at 4:15PM Mar 17, 2024Observed: 108.92 ft at 4:30PM Mar 17, 2024Observed: 108.95 ft at 4:45PM Mar 17, 2024Observed: 109 ft at 5:00PM Mar 17, 2024Observed: 109.04 ft at 5:15PM Mar 17, 2024Observed: 109.08 ft at 5:30PM Mar 17, 2024Observed: 109.11 ft at 5:45PM Mar 17, 2024Observed: 109.17 ft at 6:00PM Mar 17, 2024Observed: 109.2 ft at 6:15PM Mar 17, 2024Observed: 109.24 ft at 6:30PM Mar 17, 2024Observed: 109.28 ft at 6:45PM Mar 17, 2024Observed: 109.31 ft at 7:00PM Mar 17, 2024Observed: 109.35 ft at 7:15PM Mar 17, 2024Observed: 109.38 ft at 7:30PM Mar 17, 2024Observed: 109.4 ft at 7:45PM Mar 17, 2024Observed: 109.43 ft at 8:00PM Mar 17, 2024Observed: 109.46 ft at 8:15PM Mar 17, 2024Observed: 109.47 ft at 8:30PM Mar 17, 2024Observed: 109.51 ft at 8:45PM Mar 17, 2024Observed: 109.53 ft at 9:00PM Mar 17, 2024Observed: 109.55 ft at 9:15PM Mar 17, 2024Observed: 109.55 ft at 9:30PM Mar 17, 2024Observed: 109.57 ft at 9:45PM Mar 17, 2024Observed: 109.59 ft at 10:00PM Mar 17, 2024Observed: 109.6 ft at 10:15PM Mar 17, 2024Observed: 109.61 ft at 10:30PM Mar 17, 2024Observed: 109.62 ft at 10:45PM Mar 17, 2024Observed: 109.64 ft at 11:00PM Mar 17, 2024Observed: 109.65 ft at 11:15PM Mar 17, 2024Observed: 109.66 ft at 11:30PM Mar 17, 2024Observed: 109.67 ft at 11:45PM Mar 17, 2024Observed: 109.68 ft at 12:00AM Mar 18, 2024Observed: 109.69 ft at 12:15AM Mar 18, 2024Observed: 109.7 ft at 12:30AM Mar 18, 2024Observed: 109.71 ft at 12:45AM Mar 18, 2024Observed: 109.72 ft at 1:00AM Mar 18, 2024Observed: 109.13 ft at 1:15AM Mar 18, 2024Observed: 108.82 ft at 1:30AM Mar 18, 2024Observed: 108.57 ft at 1:45AM Mar 18, 2024Observed: 108.39 ft at 2:00AM Mar 18, 2024Observed: 108.24 ft at 2:15AM Mar 18, 2024Observed: 108.11 ft at 2:30AM Mar 18, 2024Observed: 108 ft at 2:45AM Mar 18, 2024Observed: 107.88 ft at 3:00AM Mar 18, 2024Observed: 107.78 ft at 3:15AM Mar 18, 2024Observed: 107.69 ft at 3:30AM Mar 18, 2024Observed: 107.61 ft at 3:45AM Mar 18, 2024Observed: 107.52 ft at 4:00AM Mar 18, 2024Observed: 107.46 ft at 4:15AM Mar 18, 2024Observed: 107.39 ft at 4:30AM Mar 18, 2024Observed: 107.32 ft at 4:45AM Mar 18, 2024Observed: 107.26 ft at 5:00AM Mar 18, 2024Observed: 107.2 ft at 5:15AM Mar 18, 2024Observed: 107.14 ft at 5:30AM Mar 18, 2024Observed: 107.09 ft at 5:45AM Mar 18, 2024Observed: 107.04 ft at 6:00AM Mar 18, 2024Observed: 107.44 ft at 6:15AM Mar 18, 2024Observed: 107.86 ft at 6:30AM Mar 18, 2024Observed: 108.09 ft at 6:45AM Mar 18, 2024Observed: 108.26 ft at 7:00AM Mar 18, 2024Observed: 108.4 ft at 7:15AM Mar 18, 2024Observed: 108.53 ft at 7:30AM Mar 18, 2024Observed: 108.62 ft at 7:45AM Mar 18, 2024Observed: 108.72 ft at 8:00AM Mar 18, 2024Observed: 108.8 ft at 8:15AM Mar 18, 2024Observed: 108.86 ft at 8:30AM Mar 18, 2024Observed: 108.91 ft at 8:45AM Mar 18, 2024Observed: 108.98 ft at 9:00AM Mar 18, 2024Observed: 109.04 ft at 9:15AM Mar 18, 2024Observed: 109.09 ft at 9:30AM Mar 18, 2024Observed: 109.12 ft at 9:45AM Mar 18, 2024Observed: 109.17 ft at 10:00AM Mar 18, 2024Observed: 109.21 ft at 10:15AM Mar 18, 2024Observed: 109.25 ft at 10:30AM Mar 18, 2024Observed: 109.3 ft at 10:45AM Mar 18, 2024Observed: 109.32 ft at 11:00AM Mar 18, 2024Observed: 108.69 ft at 11:15AM Mar 18, 2024Observed: 108.35 ft at 11:30AM Mar 18, 2024Observed: 108.15 ft at 11:45AM Mar 18, 2024Observed: 107.99 ft at 12:00PM Mar 18, 2024Observed: 107.87 ft at 12:15PM Mar 18, 2024Observed: 107.75 ft at 12:30PM Mar 18, 2024Observed: 107.65 ft at 12:45PM Mar 18, 2024Observed: 107.56 ft at 1:00PM Mar 18, 2024Observed: 107.46 ft at 1:15PM Mar 18, 2024Observed: 107.39 ft at 1:30PM Mar 18, 2024Observed: 107.32 ft at 1:45PM Mar 18, 2024Observed: 107.41 ft at 2:00PM Mar 18, 2024Observed: 107.98 ft at 2:15PM Mar 18, 2024Observed: 108.25 ft at 2:30PM Mar 18, 2024Observed: 108.44 ft at 2:45PM Mar 18, 2024Observed: 108.57 ft at 3:00PM Mar 18, 2024Observed: 108.67 ft at 3:15PM Mar 18, 2024Observed: 108.75 ft at 3:30PM Mar 18, 2024Observed: 108.83 ft at 3:45PM Mar 18, 2024Observed: 108.89 ft at 4:00PM Mar 18, 2024Observed: 108.93 ft at 4:15PM Mar 18, 2024Observed: 108.98 ft at 4:30PM Mar 18, 2024Observed: 109.02 ft at 4:45PM Mar 18, 2024Observed: 109.06 ft at 5:00PM Mar 18, 2024Observed: 109.1 ft at 5:15PM Mar 18, 2024Observed: 109.12 ft at 5:30PM Mar 18, 2024Observed: 109.15 ft at 5:45PM Mar 18, 2024Observed: 109.18 ft at 6:00PM Mar 18, 2024Observed: 109.21 ft at 6:15PM Mar 18, 2024Observed: 109.23 ft at 6:30PM Mar 18, 2024Observed: 109.26 ft at 6:45PM Mar 18, 2024Observed: 109.27 ft at 7:00PM Mar 18, 2024Observed: 109.29 ft at 7:15PM Mar 18, 2024Observed: 109.3 ft at 7:30PM Mar 18, 2024Observed: 109.33 ft at 7:45PM Mar 18, 2024Observed: 109.34 ft at 8:00PM Mar 18, 2024Observed: 109.36 ft at 8:15PM Mar 18, 2024Observed: 109.37 ft at 8:30PM Mar 18, 2024Observed: 109.39 ft at 8:45PM Mar 18, 2024Observed: 109.41 ft at 9:00PM Mar 18, 2024Observed: 109.41 ft at 9:15PM Mar 18, 2024Observed: 109.44 ft at 9:30PM Mar 18, 2024Observed: 109.45 ft at 9:45PM Mar 18, 2024Observed: 109.47 ft at 10:00PM Mar 18, 2024Observed: 109.47 ft at 10:15PM Mar 18, 2024Observed: 109.48 ft at 10:30PM Mar 18, 2024Observed: 109.5 ft at 10:45PM Mar 18, 2024Observed: 109.5 ft at 11:00PM Mar 18, 2024Observed: 109.52 ft at 11:15PM Mar 18, 2024USGS--Water Resources of the United StatesFOGG1(plotting HTIRG) Graph Created (12:08AM Mar 19, 2024)ObservedLatest observed value: 109.52 ft at 11:15 PM EDT 18-Mar-2024. Flood Stage is 134 ft
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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.

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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) 134.73 ft on 02/15/2024
(2) 125.29 ft on 04/08/2022
(3) 136.88 ft on 03/06/2020
(4) 132.27 ft on 02/22/2020
(5) 130.12 ft on 02/08/2020
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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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
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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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
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Page last modified: 2-Nov-2020 7:30 PM
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