Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit https://www.weather.gov/owp/operations for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Peachtree City/Atlanta, GA

Southeast River Forecast Center

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Hydrograph

River at a Glance

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EST) Datum: NAVD88 Metadata

NOTE: Automated gauge readings are now available, courtesy of the USGS. NOTE: Forecasts are not available for the Dick Creek at Old Atlanta Road near Suwanee. Only observed stages are available for this point.

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Flood Categories (in feet) Major Flood Stage: 18 Moderate Flood Stage: 13 Flood Stage: 10 Action Stage: 8 Low Stage (in feet): 0 Historic Crests (1) 15.64 ft on 10/11/2020 (2) 12.80 ft on 05/19/2013 (3) 12.02 ft on 09/08/2021 (P) (4) 11.72 ft on 09/21/2009 (5) 11.00 ft on 10/12/2009 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 12.02 ft on 09/08/2021 (P) (2) 15.64 ft on 10/11/2020 (3) 10.08 ft on 08/19/2013 (4) 12.80 ft on 05/19/2013 (5) 11.00 ft on 10/12/2009 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 0.69 ft on 09/23/2016 (2) 1.73 ft on 09/22/2008 (3) 1.79 ft on 10/06/2007 Show More Low Water Records For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:16 Legend FEMA Layer Gauge Location 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

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18	Major flooding beings with widespread inundation of the woodlands and fields upstream and downstream from Old Atlanta Road. The water continues to hit the road bed above the concrete box culvert with a possible washout. Large portions of Cox Circle and the Saint Marlo Golf Course near the creek will be under 7 feet of water. Several homes on Colonial Place and Abingdon Lane will be flooded with up to two feet of water. The water reaches the bottom of the USGS gage house and may affect data transmission.
16	Significant flooding expands into the woodlands and fields upstream and downstream from the gage on Old Atlanta Road. The water level continues to hit the road bed above the concrete box culvert with erosion likely. Large portions of Cox Circle and the Saint Marlo Golf Course near the creek will be under 5 feet of water. Several homes will being to flood on Colonial Place and Abingdon Lane.
14	Significant flooding continues in the woodlands and fields along the creek upstream and downstream from the gage on Old Atlanta Road. The water level begins to hit the road bed above the concrete box culvert with possible erosion. Large portions of Cox Circle and the Saint Marlo Golf Course near the creek will be under 3 feet of water. Residential backyards on Colonial Place and Abingdon Lane will be flooded two feet deep and the water level will reach the foundations of some homes.
13	Moderate flooding begins. Significant flooding occurs in the woodlands and fields along the creek upstream and downstream from the gage on Old Atlanta Road. The water level reaches the top of the concrete box culvert under the road with maximum flow. Portions of Cox Circle and the Saint Marlo Golf Course near the creek will be under two feet of water. Residential backyards on Colonial Place and Abingdon Lane will be under a foot of water.
12	Minor flooding expands into the woodlands and fields along the creek upstream and downstream from the gage on Old Atlanta Road. Low lying portions of Cox Circle and the Saint Marlo Golf Course near the creek will be under one foot of water. Residential backyards on Colonial Place and Abingdon Lane will begin to flood.
11	Minor flooding continues in the woodlands and fields along the creek upstream and downstream from the gage on Old Atlanta Road. Low lying portions of Cox Circle and the Saint Marlo Golf Course near the creek begin to flood.
10	Flood stage is reached. Minor flooding begins in the woodlands and fields along the creek upstream and downstream from the gage on Old Atlanta Road.
8	Bankfull conditions occur along the creek upstream and downstream from the gage on Old Atlanta Road.

About This Location

Latitude: 34.071389° N, Longitude: 84.130278° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 10 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 909.34 ft 919.34 ft 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   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Old Atlanta Road near Suwanee

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations Spring Flood Outlook USGS Georgia

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management WFO FFC Additional Links Google Earth Gage Locations Snow Information

Collaborative Agencies 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 Peachtree City/Atlanta Weather Forecast Office 4 Falcon Drive Peachtree City, GA 30269 (770) 486-1133 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:30 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities