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Weather Forecast Office Peachtree City/Atlanta, GA

Lower Mississippi River Forecast Center

Hydrograph

River at a Glance

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West Chickamauga Creek near Fort Oglethorpe

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About this graph

Tabular Data (UTC)

Tabular Data (EDT)

Datum: NAVD88

Metadata

NOTE: Automated gauge readings are now available, courtesy of the USGS.

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the West Chickamauga Creek near Fort Oglethorpe are issued as needed during times of high water, but are not routinely available.

Return to Area Map

Flood Categories (in feet)

Major Flood Stage:	21
Moderate Flood Stage:	16
Flood Stage:	11
Action Stage:	9
Low Stage (in feet):	-9999

Historic Crests
(1) 14.22 ft on 12/27/2015
(2) 14.17 ft on 04/14/2020
(3) 13.40 ft on 01/16/2013
(4) 12.99 ft on 02/08/2020
(5) 12.90 ft on 04/25/2018
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.70 ft on 04/01/2021
(2) 11.02 ft on 03/27/2021
(3) 12.62 ft on 03/19/2021
(4) 14.17 ft on 04/14/2020
(5) 12.26 ft on 03/26/2020
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.

Show FEMA's National Flood Hazard Layers

Zoom Level:16

	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

If you notice any errors in the below information, please contact our Webmaster
21	Major flooding begins with widespread inundation of woodlands...fields and roads near the creek upstream and downstream from the Georgia Highway 146 bridge. Water several feet deep floods the Parks Industrial Boulevard and Cloud Springs Road intersection. Several structures in this area will be flooded. Major flooding also expands further downstream as it crosses the Tennessee border into the south East Ridge area. Extensive flooding of structures and roads can be expected.
16	Moderate flooding begins with further expansion into the woodlands and fields upstream and downstream from the Georgia Highway 146 bridge. Water begins to flood portions of a parking lot...reaches the foundation of some structures...and begins to flood the Parks Industrial Boulevard and Cloud Springs Road intersection. Moderate flooding also expands further downstream as it crosses the Tennessee border into the south East Ridge area. Some flooding of structures and road closures can be expected.
13	Minor flooding expands further into the woodlands and fields near the creek upstream and downstream from the gage on the Georgia Highway 146 or Cloud Springs Road bridge. Minor flooding of the creek also expands much further downstream as it crosses the Tennessee border into the south East Ridge area.
11	Flood Stage is reached. Minor flooding begins of woodlands and fields near the creek upstream and downstream from the gage on the Georgia Highway 146 or Cloud Springs Road bridge. Minor flooding of the creek can also be expected further downstream as it crosses the Tennessee border into the south East Ridge area.
9	Bankfull conditions are reached along the creek upstream and downstream from the gage on the Georgia Highway 146 or Cloud Springs Road bridge.

About This Location

Latitude: 34.957222° N, Longitude: 85.205556° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	11 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	666.2 ft	677.2 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 Fort Oglethorpe

Additional Information

When flood stage is expected to be reached or exceeded, a warning will be issued for Catoosa county in Georgia and Hamilton county in Tennessee.

Resources

Hydrologic Resources

Additional Resources

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
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Page last modified: 2-Nov-2020 7:30 PM

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