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Hydrograph River at a Glance Download
Oothkalooga Creek near Calhoun Stage (ft)Flow (kcfs)Observed: 10.9 ft at 2:15PM Jul 20, 2021Observed: 10.88 ft at 2:30PM Jul 20, 2021Highest Observation: 10.91 ft at 2:45PM Jul 20, 2021Observed: 10.87 ft at 3:00PM Jul 20, 2021Observed: 10.86 ft at 3:15PM Jul 20, 2021Observed: 10.79 ft at 3:30PM Jul 20, 2021Observed: 10.76 ft at 3:45PM Jul 20, 2021Observed: 10.76 ft at 4:00PM Jul 20, 2021Observed: 10.71 ft at 4:15PM Jul 20, 2021Observed: 10.71 ft at 4:30PM Jul 20, 2021Observed: 10.69 ft at 4:45PM Jul 20, 2021Observed: 10.63 ft at 5:00PM Jul 20, 2021Observed: 10.57 ft at 5:15PM Jul 20, 2021Observed: 10.53 ft at 5:30PM Jul 20, 2021Observed: 10.47 ft at 5:45PM Jul 20, 2021Observed: 10.39 ft at 6:00PM Jul 20, 2021Observed: 10.3 ft at 6:15PM Jul 20, 2021Observed: 10.21 ft at 6:30PM Jul 20, 2021Observed: 10.09 ft at 6:45PM Jul 20, 2021Observed: 9.98 ft at 7:00PM Jul 20, 2021Observed: 9.86 ft at 7:15PM Jul 20, 2021Observed: 9.75 ft at 7:30PM Jul 20, 2021Observed: 9.63 ft at 7:45PM Jul 20, 2021Observed: 9.51 ft at 8:00PM Jul 20, 2021Observed: 9.4 ft at 8:15PM Jul 20, 2021Observed: 9.32 ft at 8:30PM Jul 20, 2021Observed: 9.22 ft at 8:45PM Jul 20, 2021Observed: 9.11 ft at 9:00PM Jul 20, 2021Observed: 9.02 ft at 9:15PM Jul 20, 2021Observed: 8.92 ft at 9:30PM Jul 20, 2021Observed: 8.85 ft at 9:45PM Jul 20, 2021Observed: 8.79 ft at 10:00PM Jul 20, 2021Observed: 8.69 ft at 10:15PM Jul 20, 2021Observed: 8.65 ft at 10:30PM Jul 20, 2021Observed: 8.59 ft at 10:45PM Jul 20, 2021Observed: 8.53 ft at 11:00PM Jul 20, 2021Observed: 8.49 ft at 11:15PM Jul 20, 2021Observed: 8.46 ft at 11:30PM Jul 20, 2021Observed: 8.41 ft at 11:45PM Jul 20, 2021Observed: 8.38 ft at 12:00AM Jul 21, 2021Observed: 8.35 ft at 12:15AM Jul 21, 2021Observed: 8.32 ft at 12:30AM Jul 21, 2021Observed: 8.27 ft at 12:45AM Jul 21, 2021Observed: 8.25 ft at 1:00AM Jul 21, 2021Observed: 8.23 ft at 1:15AM Jul 21, 2021Observed: 8.21 ft at 1:30AM Jul 21, 2021Observed: 8.18 ft at 1:45AM Jul 21, 2021Observed: 8.16 ft at 2:00AM Jul 21, 2021Observed: 8.14 ft at 2:15AM Jul 21, 2021Observed: 8.1 ft at 2:30AM Jul 21, 2021Observed: 8.09 ft at 2:45AM Jul 21, 2021Observed: 8.07 ft at 3:00AM Jul 21, 2021Observed: 8.06 ft at 3:15AM Jul 21, 2021Observed: 8.04 ft at 3:30AM Jul 21, 2021Observed: 8.03 ft at 3:45AM Jul 21, 2021Observed: 8.01 ft at 4:00AM Jul 21, 2021Observed: 8.01 ft at 4:15AM Jul 21, 2021Observed: 8 ft at 4:30AM Jul 21, 2021Observed: 7.98 ft at 4:45AM Jul 21, 2021Observed: 7.98 ft at 5:00AM Jul 21, 2021Observed: 7.97 ft at 5:15AM Jul 21, 2021Observed: 7.97 ft at 5:30AM Jul 21, 2021Observed: 7.97 ft at 5:45AM Jul 21, 2021Observed: 7.96 ft at 6:00AM Jul 21, 2021Observed: 7.96 ft at 6:15AM Jul 21, 2021Observed: 7.97 ft at 6:30AM Jul 21, 2021Observed: 7.96 ft at 6:45AM Jul 21, 2021Observed: 7.97 ft at 7:00AM Jul 21, 2021Observed: 7.96 ft at 7:15AM Jul 21, 2021Observed: 7.96 ft at 7:30AM Jul 21, 2021Observed: 7.96 ft at 7:45AM Jul 21, 2021Observed: 7.96 ft at 8:00AM Jul 21, 2021Observed: 7.98 ft at 8:15AM Jul 21, 2021Observed: 7.97 ft at 8:30AM Jul 21, 2021Observed: 7.98 ft at 8:45AM Jul 21, 2021Observed: 7.97 ft at 9:00AM Jul 21, 2021Observed: 7.97 ft at 9:15AM Jul 21, 2021Observed: 7.97 ft at 9:30AM Jul 21, 2021Observed: 7.97 ft at 9:45AM Jul 21, 2021Observed: 7.96 ft at 10:00AM Jul 21, 2021Observed: 7.95 ft at 10:15AM Jul 21, 2021Observed: 7.96 ft at 10:30AM Jul 21, 2021Observed: 7.96 ft at 10:45AM Jul 21, 2021Observed: 7.96 ft at 11:00AM Jul 21, 2021Observed: 7.95 ft at 11:15AM Jul 21, 2021Observed: 7.95 ft at 11:30AM Jul 21, 2021Observed: 7.96 ft at 11:45AM Jul 21, 2021Observed: 7.95 ft at 12:00PM Jul 21, 2021Observed: 7.94 ft at 12:15PM Jul 21, 2021Observed: 7.94 ft at 12:30PM Jul 21, 2021Observed: 7.95 ft at 12:45PM Jul 21, 2021Observed: 7.95 ft at 1:00PM Jul 21, 2021Observed: 7.94 ft at 1:15PM Jul 21, 2021Observed: 7.94 ft at 1:30PM Jul 21, 2021Observed: 7.95 ft at 1:45PM Jul 21, 2021Observed: 7.95 ft at 2:00PM Jul 21, 2021Observed: 7.95 ft at 2:15PM Jul 21, 2021Observed: 7.95 ft at 2:30PM Jul 21, 2021Observed: 7.96 ft at 2:45PM Jul 21, 2021Observed: 7.98 ft at 3:00PM Jul 21, 2021Observed: 7.98 ft at 3:15PM Jul 21, 2021Observed: 8 ft at 3:30PM Jul 21, 2021Observed: 8.01 ft at 3:45PM Jul 21, 2021Observed: 8.02 ft at 4:00PM Jul 21, 2021Observed: 8.03 ft at 4:15PM Jul 21, 2021Observed: 8.04 ft at 4:30PM Jul 21, 2021Observed: 8.04 ft at 4:45PM Jul 21, 2021Observed: 8.04 ft at 5:00PM Jul 21, 2021Observed: 8.06 ft at 5:15PM Jul 21, 2021Observed: 8.05 ft at 5:30PM Jul 21, 2021Observed: 8.05 ft at 5:45PM Jul 21, 2021Observed: 8.05 ft at 6:00PM Jul 21, 2021Observed: 8.04 ft at 6:15PM Jul 21, 2021Observed: 8.04 ft at 6:30PM Jul 21, 2021Observed: 8.03 ft at 6:45PM Jul 21, 2021Observed: 8.02 ft at 7:00PM Jul 21, 2021Observed: 8.01 ft at 7:15PM Jul 21, 2021Observed: 8.01 ft at 7:30PM Jul 21, 2021Observed: 8 ft at 7:45PM Jul 21, 2021Observed: 7.98 ft at 8:00PM Jul 21, 2021Observed: 7.97 ft at 8:15PM Jul 21, 2021Observed: 7.96 ft at 8:30PM Jul 21, 2021Observed: 7.94 ft at 8:45PM Jul 21, 2021Observed: 7.92 ft at 9:00PM Jul 21, 2021Observed: 7.92 ft at 9:15PM Jul 21, 2021Observed: 7.9 ft at 9:30PM Jul 21, 2021Observed: 7.88 ft at 9:45PM Jul 21, 2021Observed: 7.88 ft at 10:00PM Jul 21, 2021Observed: 7.87 ft at 10:15PM Jul 21, 2021Observed: 7.87 ft at 10:30PM Jul 21, 2021Observed: 7.85 ft at 10:45PM Jul 21, 2021Observed: 7.84 ft at 11:00PM Jul 21, 2021Observed: 7.83 ft at 11:15PM Jul 21, 2021Observed: 7.82 ft at 11:30PM Jul 21, 2021Observed: 7.81 ft at 11:45PM Jul 21, 2021Observed: 7.8 ft at 12:00AM Jul 22, 2021Observed: 7.79 ft at 12:15AM Jul 22, 2021Observed: 7.78 ft at 12:30AM Jul 22, 2021Observed: 7.77 ft at 12:45AM Jul 22, 2021Observed: 7.76 ft at 1:00AM Jul 22, 2021Observed: 7.75 ft at 1:15AM Jul 22, 2021Observed: 7.74 ft at 1:30AM Jul 22, 2021Observed: 7.73 ft at 1:45AM Jul 22, 2021Observed: 7.73 ft at 2:00AM Jul 22, 2021Observed: 7.72 ft at 2:15AM Jul 22, 2021Observed: 7.71 ft at 2:30AM Jul 22, 2021Observed: 7.71 ft at 2:45AM Jul 22, 2021Observed: 7.7 ft at 3:00AM Jul 22, 2021Observed: 7.69 ft at 3:15AM Jul 22, 2021Observed: 7.69 ft at 3:30AM Jul 22, 2021Observed: 7.68 ft at 3:45AM Jul 22, 2021Observed: 7.67 ft at 4:00AM Jul 22, 2021Observed: 7.66 ft at 4:15AM Jul 22, 2021Observed: 7.66 ft at 4:30AM Jul 22, 2021Observed: 7.66 ft at 4:45AM Jul 22, 2021Observed: 7.65 ft at 5:00AM Jul 22, 2021Observed: 7.64 ft at 5:15AM Jul 22, 2021Observed: 7.64 ft at 5:30AM Jul 22, 2021Observed: 7.64 ft at 5:45AM Jul 22, 2021Observed: 7.63 ft at 6:00AM Jul 22, 2021Observed: 7.63 ft at 6:15AM Jul 22, 2021Observed: 7.63 ft at 6:30AM Jul 22, 2021Observed: 7.63 ft at 6:45AM Jul 22, 2021Observed: 7.62 ft at 7:00AM Jul 22, 2021Observed: 7.62 ft at 7:15AM Jul 22, 2021Observed: 7.62 ft at 7:30AM Jul 22, 2021Observed: 7.61 ft at 7:45AM Jul 22, 2021Observed: 7.61 ft at 8:00AM Jul 22, 2021Observed: 7.61 ft at 8:15AM Jul 22, 2021Observed: 7.6 ft at 8:30AM Jul 22, 2021Observed: 7.6 ft at 8:45AM Jul 22, 2021Observed: 7.6 ft at 9:00AM Jul 22, 2021Observed: 7.6 ft at 9:15AM Jul 22, 2021Observed: 7.59 ft at 9:30AM Jul 22, 2021Observed: 7.59 ft at 9:45AM Jul 22, 2021Observed: 7.59 ft at 10:00AM Jul 22, 2021Observed: 7.6 ft at 10:15AM Jul 22, 2021Observed: 7.59 ft at 10:30AM Jul 22, 2021Observed: 7.59 ft at 10:45AM Jul 22, 2021Observed: 7.59 ft at 11:00AM Jul 22, 2021Observed: 7.58 ft at 11:15AM Jul 22, 2021Observed: 7.58 ft at 11:30AM Jul 22, 2021Observed: 7.58 ft at 11:45AM Jul 22, 2021Observed: 7.58 ft at 12:00PM Jul 22, 2021Observed: 7.58 ft at 12:15PM Jul 22, 2021Observed: 7.57 ft at 12:30PM Jul 22, 2021Observed: 7.57 ft at 12:45PM Jul 22, 2021Observed: 7.57 ft at 1:00PM Jul 22, 2021Observed: 7.57 ft at 1:15PM Jul 22, 2021Observed: 7.57 ft at 1:30PM Jul 22, 2021Observed: 7.57 ft at 1:45PM Jul 22, 2021Observed: 7.56 ft at 2:00PM Jul 22, 2021Observed: 7.56 ft at 2:15PM Jul 22, 2021Observed: 7.56 ft at 2:30PM Jul 22, 2021Observed: 7.56 ft at 2:45PM Jul 22, 2021Observed: 7.56 ft at 3:00PM Jul 22, 2021Observed: 7.56 ft at 3:15PM Jul 22, 2021Observed: 7.56 ft at 3:30PM Jul 22, 2021Observed: 7.55 ft at 3:45PM Jul 22, 2021Observed: 7.55 ft at 4:00PM Jul 22, 2021Observed: 7.55 ft at 4:15PM Jul 22, 2021Observed: 7.54 ft at 4:30PM Jul 22, 2021Observed: 7.54 ft at 4:45PM Jul 22, 2021Observed: 7.54 ft at 5:00PM Jul 22, 2021Observed: 7.54 ft at 5:15PM Jul 22, 2021Observed: 7.54 ft at 5:30PM Jul 22, 2021Observed: 7.53 ft at 5:45PM Jul 22, 2021Observed: 7.53 ft at 6:00PM Jul 22, 2021Observed: 7.53 ft at 6:15PM Jul 22, 2021Observed: 7.53 ft at 6:30PM Jul 22, 2021Observed: 7.52 ft at 6:45PM Jul 22, 2021Observed: 7.52 ft at 7:00PM Jul 22, 2021Observed: 7.52 ft at 7:15PM Jul 22, 2021Observed: 7.52 ft at 7:30PM Jul 22, 2021Observed: 7.51 ft at 7:45PM Jul 22, 2021Observed: 7.52 ft at 8:00PM Jul 22, 2021Observed: 7.51 ft at 8:15PM Jul 22, 2021Observed: 7.51 ft at 8:30PM Jul 22, 2021Observed: 7.5 ft at 8:45PM Jul 22, 2021Observed: 7.51 ft at 9:00PM Jul 22, 2021Observed: 7.5 ft at 9:15PM Jul 22, 2021Observed: 7.49 ft at 9:30PM Jul 22, 2021Observed: 7.5 ft at 9:45PM Jul 22, 2021Observed: 7.49 ft at 10:00PM Jul 22, 2021Observed: 7.48 ft at 10:15PM Jul 22, 2021Observed: 7.48 ft at 10:30PM Jul 22, 2021Observed: 7.48 ft at 10:45PM Jul 22, 2021Observed: 7.48 ft at 11:00PM Jul 22, 2021Observed: 7.48 ft at 11:15PM Jul 22, 2021Observed: 7.48 ft at 11:30PM Jul 22, 2021Observed: 7.48 ft at 11:45PM Jul 22, 2021Observed: 7.48 ft at 12:00AM Jul 23, 2021Observed: 7.47 ft at 12:15AM Jul 23, 2021Observed: 7.47 ft at 12:30AM Jul 23, 2021Observed: 7.47 ft at 12:45AM Jul 23, 2021Observed: 7.46 ft at 1:00AM Jul 23, 2021Observed: 7.47 ft at 1:15AM Jul 23, 2021Observed: 7.46 ft at 1:30AM Jul 23, 2021Observed: 7.47 ft at 1:45AM Jul 23, 2021Observed: 7.46 ft at 2:00AM Jul 23, 2021Observed: 7.46 ft at 2:15AM Jul 23, 2021Observed: 7.45 ft at 2:30AM Jul 23, 2021Observed: 7.45 ft at 2:45AM Jul 23, 2021Observed: 7.44 ft at 3:00AM Jul 23, 2021Observed: 7.44 ft at 3:15AM Jul 23, 2021Observed: 7.44 ft at 3:30AM Jul 23, 2021Observed: 7.44 ft at 3:45AM Jul 23, 2021Observed: 7.44 ft at 4:00AM Jul 23, 2021Observed: 7.44 ft at 4:15AM Jul 23, 2021Observed: 7.43 ft at 4:30AM Jul 23, 2021Observed: 7.43 ft at 4:45AM Jul 23, 2021Observed: 7.43 ft at 5:00AM Jul 23, 2021Observed: 7.43 ft at 5:15AM Jul 23, 2021Observed: 7.42 ft at 5:30AM Jul 23, 2021Observed: 7.43 ft at 5:45AM Jul 23, 2021Observed: 7.42 ft at 6:00AM Jul 23, 2021Observed: 7.43 ft at 6:15AM Jul 23, 2021Observed: 7.42 ft at 6:30AM Jul 23, 2021Observed: 7.42 ft at 6:45AM Jul 23, 2021Observed: 7.42 ft at 7:00AM Jul 23, 2021Observed: 7.42 ft at 7:15AM Jul 23, 2021Observed: 7.42 ft at 7:30AM Jul 23, 2021Observed: 7.42 ft at 7:45AM Jul 23, 2021Observed: 7.42 ft at 8:00AM Jul 23, 2021Observed: 7.41 ft at 8:15AM Jul 23, 2021Observed: 7.42 ft at 8:30AM Jul 23, 2021Observed: 7.41 ft at 8:45AM Jul 23, 2021Observed: 7.42 ft at 9:00AM Jul 23, 2021Observed: 7.43 ft at 9:15AM Jul 23, 2021Observed: 7.42 ft at 9:30AM Jul 23, 2021Observed: 7.43 ft at 9:45AM Jul 23, 2021Observed: 7.43 ft at 10:00AM Jul 23, 2021Observed: 7.43 ft at 10:15AM Jul 23, 2021Observed: 7.43 ft at 10:30AM Jul 23, 2021Observed: 7.43 ft at 10:45AM Jul 23, 2021Observed: 7.43 ft at 11:00AM Jul 23, 2021Observed: 7.43 ft at 11:15AM Jul 23, 2021Observed: 7.44 ft at 11:30AM Jul 23, 2021Observed: 7.43 ft at 11:45AM Jul 23, 2021Observed: 7.44 ft at 12:00PM Jul 23, 2021Observed: 7.43 ft at 12:15PM Jul 23, 2021Observed: 7.44 ft at 12:30PM Jul 23, 2021Observed: 7.43 ft at 12:45PM Jul 23, 2021Observed: 7.43 ft at 1:00PM Jul 23, 2021USGS--Water Resources of the United StatesOTKG1(plotting HGIRG) Graph Created (2:04PM Jul 23, 2021)ObservedLatest observed value: 7.43 ft at 1:00 PM EDT 23-Jul-2021. Flood Stage is 18 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Automated gauge readings are now available, courtesy of the USGS.

NOTE: Forecasts are not available for the Oothkalooga Creek near Calhoun. Only observed stages are available for this point.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 26
Moderate Flood Stage: 22
Flood Stage: 18
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 20.21 ft on 12/29/2015
(2) 19.12 ft on 02/23/2019
(3) 18.81 ft on 03/26/2021
(4) 18.65 ft on 05/19/2018
(5) 18.40 ft on 03/28/2021
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.40 ft on 03/28/2021
(2) 18.81 ft on 03/26/2021
(3) 19.12 ft on 02/23/2019
(4) 18.65 ft on 05/19/2018
(5) 20.21 ft on 12/29/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 6.78 ft on 10/04/2007
(2) 6.91 ft on 09/26/2007

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
KML Image
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
26 Major flooding begins. The water level begins to work its way into the Mohawk Home Industries buildings.
22 Moderate flooding begins. The water level reaches the Mohawk Homes Industries buildings and completely floods their parking lot. The pastureland downstream on the left bank floods completely.
18 Minor flooding of the natural flood plain begins. The parking lot of the Mohawk Home Industries complex begins to flood. Athletic fields at the recreation center upstream on the right bank become flooded.
15 Bankfull is reached upstream and downstream from the river gauge at GA Hwy. 53 Spur.
About This Location Collapse

Latitude: 34.495556° N, Longitude: 84.965278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 18 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 29 610 ft 628 ft 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:
Resources Collapse
Hydrologic Resources Additional Resources
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
Peachtree City/Atlanta Weather Forecast Office
4 Falcon Drive
Peachtree City, GA 30269
(770) 486-1133
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