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This probabilistic forecast is issued by the Southeast River Forecast Center.
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About this graph
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)
Zoom Level:15
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.
KML Image
Gauge LocationGauge Map Marker
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.
(1) Chattahoochee River George L&D - KML

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
When USGS tailwater data is not available...twice daily staff gage tailwater readings will be substituted.
Collaborative Agencies Collapse
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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Page last modified: 2-Nov-2020 7:30 PM
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