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Hydrograph River at a Glance Download
Coahulla Creek at Keiths Mill Stage (ft)Flow (kcfs)Observed: 8.19 ft at 8:45AM May 03, 2021Observed: 8.19 ft at 9:00AM May 03, 2021Observed: 8.21 ft at 9:15AM May 03, 2021Observed: 8.22 ft at 9:30AM May 03, 2021Observed: 8.26 ft at 9:45AM May 03, 2021Observed: 8.28 ft at 10:00AM May 03, 2021Observed: 8.32 ft at 10:15AM May 03, 2021Observed: 8.33 ft at 10:30AM May 03, 2021Observed: 8.37 ft at 10:45AM May 03, 2021Observed: 8.41 ft at 11:00AM May 03, 2021Observed: 8.46 ft at 11:15AM May 03, 2021Observed: 8.54 ft at 11:30AM May 03, 2021Observed: 8.63 ft at 11:45AM May 03, 2021Observed: 8.75 ft at 12:00PM May 03, 2021Observed: 8.9 ft at 12:15PM May 03, 2021Observed: 9.1 ft at 12:30PM May 03, 2021Observed: 9.35 ft at 12:45PM May 03, 2021Observed: 9.64 ft at 1:00PM May 03, 2021Observed: 9.91 ft at 1:15PM May 03, 2021Observed: 10.16 ft at 1:30PM May 03, 2021Observed: 10.37 ft at 1:45PM May 03, 2021Observed: 10.52 ft at 2:00PM May 03, 2021Observed: 10.63 ft at 2:15PM May 03, 2021Observed: 10.71 ft at 2:30PM May 03, 2021Observed: 10.76 ft at 2:45PM May 03, 2021Observed: 10.8 ft at 3:00PM May 03, 2021Observed: 10.79 ft at 3:15PM May 03, 2021Observed: 10.76 ft at 3:30PM May 03, 2021Observed: 10.75 ft at 3:45PM May 03, 2021Observed: 10.7 ft at 4:00PM May 03, 2021Observed: 10.64 ft at 4:15PM May 03, 2021Observed: 10.59 ft at 4:30PM May 03, 2021Observed: 10.52 ft at 4:45PM May 03, 2021Observed: 10.43 ft at 5:00PM May 03, 2021Observed: 10.36 ft at 5:15PM May 03, 2021Observed: 10.28 ft at 5:30PM May 03, 2021Observed: 10.21 ft at 5:45PM May 03, 2021Observed: 10.12 ft at 6:00PM May 03, 2021Observed: 10.05 ft at 6:15PM May 03, 2021Observed: 9.98 ft at 6:30PM May 03, 2021Observed: 9.91 ft at 6:45PM May 03, 2021Observed: 9.85 ft at 7:00PM May 03, 2021Observed: 9.78 ft at 7:15PM May 03, 2021Observed: 9.73 ft at 7:30PM May 03, 2021Observed: 9.67 ft at 7:45PM May 03, 2021Observed: 9.62 ft at 8:00PM May 03, 2021Observed: 9.57 ft at 8:15PM May 03, 2021Observed: 9.53 ft at 8:30PM May 03, 2021Observed: 9.48 ft at 8:45PM May 03, 2021Observed: 9.44 ft at 9:00PM May 03, 2021Observed: 9.4 ft at 9:15PM May 03, 2021Observed: 9.36 ft at 9:30PM May 03, 2021Observed: 9.32 ft at 9:45PM May 03, 2021Observed: 9.28 ft at 10:00PM May 03, 2021Observed: 9.24 ft at 10:15PM May 03, 2021Observed: 9.21 ft at 10:30PM May 03, 2021Observed: 9.18 ft at 10:45PM May 03, 2021Observed: 9.14 ft at 11:00PM May 03, 2021Observed: 9.11 ft at 11:15PM May 03, 2021Observed: 9.08 ft at 11:30PM May 03, 2021Observed: 9.04 ft at 11:45PM May 03, 2021Observed: 9.02 ft at 12:00AM May 04, 2021Observed: 8.99 ft at 12:15AM May 04, 2021Observed: 8.96 ft at 12:30AM May 04, 2021Observed: 8.94 ft at 12:45AM May 04, 2021Observed: 8.92 ft at 1:00AM May 04, 2021Observed: 8.9 ft at 1:15AM May 04, 2021Observed: 8.87 ft at 1:30AM May 04, 2021Observed: 8.85 ft at 1:45AM May 04, 2021Observed: 8.84 ft at 2:00AM May 04, 2021Observed: 8.82 ft at 2:15AM May 04, 2021Observed: 8.81 ft at 2:30AM May 04, 2021Observed: 8.79 ft at 2:45AM May 04, 2021Observed: 8.77 ft at 3:00AM May 04, 2021Observed: 8.76 ft at 3:15AM May 04, 2021Observed: 8.76 ft at 3:30AM May 04, 2021Observed: 8.74 ft at 3:45AM May 04, 2021Observed: 8.73 ft at 4:00AM May 04, 2021Observed: 8.72 ft at 4:15AM May 04, 2021Observed: 8.71 ft at 4:30AM May 04, 2021Observed: 8.7 ft at 4:45AM May 04, 2021Observed: 8.69 ft at 5:00AM May 04, 2021Observed: 8.69 ft at 5:15AM May 04, 2021Observed: 8.68 ft at 5:30AM May 04, 2021Observed: 8.67 ft at 5:45AM May 04, 2021Observed: 8.67 ft at 6:00AM May 04, 2021Observed: 8.66 ft at 6:15AM May 04, 2021Observed: 8.65 ft at 6:30AM May 04, 2021Observed: 8.65 ft at 6:45AM May 04, 2021Observed: 8.64 ft at 7:00AM May 04, 2021Observed: 8.64 ft at 7:15AM May 04, 2021Observed: 8.64 ft at 7:30AM May 04, 2021Observed: 8.63 ft at 7:45AM May 04, 2021Observed: 8.63 ft at 8:00AM May 04, 2021Observed: 8.62 ft at 8:15AM May 04, 2021Observed: 8.62 ft at 8:30AM May 04, 2021Observed: 8.61 ft at 8:45AM May 04, 2021Observed: 8.61 ft at 9:00AM May 04, 2021Observed: 8.6 ft at 9:15AM May 04, 2021Observed: 8.6 ft at 9:30AM May 04, 2021Observed: 8.6 ft at 9:45AM May 04, 2021Observed: 8.59 ft at 10:00AM May 04, 2021Observed: 8.6 ft at 10:15AM May 04, 2021Observed: 8.59 ft at 10:30AM May 04, 2021Observed: 8.58 ft at 10:45AM May 04, 2021Observed: 8.58 ft at 11:00AM May 04, 2021Observed: 8.57 ft at 11:15AM May 04, 2021Observed: 8.58 ft at 11:30AM May 04, 2021Observed: 8.66 ft at 11:45AM May 04, 2021Observed: 8.78 ft at 12:00PM May 04, 2021Observed: 8.97 ft at 12:15PM May 04, 2021Observed: 9.2 ft at 12:30PM May 04, 2021Observed: 9.39 ft at 12:45PM May 04, 2021Observed: 9.5 ft at 1:00PM May 04, 2021Observed: 9.57 ft at 1:15PM May 04, 2021Observed: 9.66 ft at 1:30PM May 04, 2021Observed: 9.82 ft at 1:45PM May 04, 2021Observed: 10.09 ft at 2:00PM May 04, 2021Observed: 10.47 ft at 2:15PM May 04, 2021Observed: 10.91 ft at 2:30PM May 04, 2021Observed: 11.32 ft at 2:45PM May 04, 2021Observed: 11.7 ft at 3:00PM May 04, 2021Observed: 12.03 ft at 3:15PM May 04, 2021Observed: 12.31 ft at 3:30PM May 04, 2021Observed: 12.54 ft at 3:45PM May 04, 2021Observed: 12.74 ft at 4:00PM May 04, 2021Observed: 12.91 ft at 4:15PM May 04, 2021Observed: 13.04 ft at 4:30PM May 04, 2021Observed: 13.17 ft at 4:45PM May 04, 2021Observed: 13.34 ft at 5:00PM May 04, 2021Observed: 13.48 ft at 5:15PM May 04, 2021Observed: 13.58 ft at 5:30PM May 04, 2021Observed: 13.65 ft at 5:45PM May 04, 2021Observed: 13.71 ft at 6:00PM May 04, 2021Observed: 13.78 ft at 6:15PM May 04, 2021Observed: 13.81 ft at 6:30PM May 04, 2021Observed: 13.85 ft at 6:45PM May 04, 2021Observed: 13.89 ft at 7:00PM May 04, 2021Observed: 13.88 ft at 7:15PM May 04, 2021Observed: 13.94 ft at 7:30PM May 04, 2021Observed: 13.97 ft at 7:45PM May 04, 2021Observed: 13.96 ft at 8:00PM May 04, 2021Observed: 14 ft at 8:15PM May 04, 2021Observed: 14.03 ft at 8:30PM May 04, 2021Observed: 14.04 ft at 8:45PM May 04, 2021Observed: 14.06 ft at 9:00PM May 04, 2021Observed: 14.11 ft at 9:15PM May 04, 2021Observed: 14.13 ft at 9:30PM May 04, 2021Observed: 14.13 ft at 9:45PM May 04, 2021Observed: 14.16 ft at 10:00PM May 04, 2021Observed: 14.17 ft at 10:15PM May 04, 2021Observed: 14.16 ft at 10:30PM May 04, 2021Observed: 14.2 ft at 10:45PM May 04, 2021Observed: 14.22 ft at 11:00PM May 04, 2021Observed: 14.23 ft at 11:15PM May 04, 2021Observed: 14.29 ft at 11:30PM May 04, 2021Observed: 14.32 ft at 11:45PM May 04, 2021Observed: 14.37 ft at 12:00AM May 05, 2021Observed: 14.41 ft at 12:15AM May 05, 2021Observed: 14.45 ft at 12:30AM May 05, 2021Observed: 14.49 ft at 12:45AM May 05, 2021Observed: 14.53 ft at 1:00AM May 05, 2021Observed: 14.57 ft at 1:15AM May 05, 2021Observed: 14.61 ft at 1:30AM May 05, 2021Observed: 14.64 ft at 1:45AM May 05, 2021Observed: 14.65 ft at 2:00AM May 05, 2021Observed: 14.68 ft at 2:15AM May 05, 2021Observed: 14.72 ft at 2:30AM May 05, 2021Observed: 14.73 ft at 2:45AM May 05, 2021Observed: 14.76 ft at 3:00AM May 05, 2021Observed: 14.75 ft at 3:15AM May 05, 2021Observed: 14.76 ft at 3:30AM May 05, 2021Observed: 14.78 ft at 3:45AM May 05, 2021Highest Observation: 14.79 ft at 4:00AM May 05, 2021Observed: 14.78 ft at 4:15AM May 05, 2021Highest Observation: 14.79 ft at 4:30AM May 05, 2021Observed: 14.76 ft at 4:45AM May 05, 2021Observed: 14.75 ft at 5:00AM May 05, 2021Observed: 14.72 ft at 5:15AM May 05, 2021Observed: 14.72 ft at 5:30AM May 05, 2021Observed: 14.67 ft at 5:45AM May 05, 2021Observed: 14.62 ft at 6:00AM May 05, 2021Observed: 14.61 ft at 6:15AM May 05, 2021Observed: 14.58 ft at 6:30AM May 05, 2021Observed: 14.53 ft at 6:45AM May 05, 2021Observed: 14.48 ft at 7:00AM May 05, 2021Observed: 14.44 ft at 7:15AM May 05, 2021Observed: 14.39 ft at 7:30AM May 05, 2021Observed: 14.34 ft at 7:45AM May 05, 2021Observed: 14.3 ft at 8:00AM May 05, 2021Observed: 14.27 ft at 8:15AM May 05, 2021Observed: 14.21 ft at 8:30AM May 05, 2021Observed: 14.18 ft at 8:45AM May 05, 2021Observed: 14.13 ft at 9:00AM May 05, 2021Observed: 14.09 ft at 9:15AM May 05, 2021Observed: 14.06 ft at 9:30AM May 05, 2021Observed: 14.02 ft at 9:45AM May 05, 2021Observed: 14 ft at 10:00AM May 05, 2021Observed: 13.96 ft at 10:15AM May 05, 2021Observed: 13.93 ft at 10:30AM May 05, 2021Observed: 13.9 ft at 10:45AM May 05, 2021Observed: 13.89 ft at 11:00AM May 05, 2021Observed: 13.85 ft at 11:15AM May 05, 2021Observed: 13.83 ft at 11:30AM May 05, 2021Observed: 13.84 ft at 11:45AM May 05, 2021Observed: 13.81 ft at 12:00PM May 05, 2021Observed: 13.8 ft at 12:15PM May 05, 2021Observed: 13.78 ft at 12:30PM May 05, 2021Observed: 13.78 ft at 12:45PM May 05, 2021Observed: 13.76 ft at 1:00PM May 05, 2021Observed: 13.74 ft at 1:15PM May 05, 2021Observed: 13.73 ft at 1:30PM May 05, 2021Observed: 13.73 ft at 1:45PM May 05, 2021Observed: 13.7 ft at 2:00PM May 05, 2021Observed: 13.7 ft at 2:15PM May 05, 2021Observed: 13.7 ft at 2:30PM May 05, 2021Observed: 13.7 ft at 2:45PM May 05, 2021Observed: 13.69 ft at 3:00PM May 05, 2021Observed: 13.68 ft at 3:15PM May 05, 2021Observed: 13.67 ft at 3:30PM May 05, 2021Observed: 13.67 ft at 3:45PM May 05, 2021Observed: 13.66 ft at 4:00PM May 05, 2021Observed: 13.66 ft at 4:15PM May 05, 2021Observed: 13.65 ft at 4:30PM May 05, 2021Observed: 13.65 ft at 4:45PM May 05, 2021Observed: 13.64 ft at 5:00PM May 05, 2021Observed: 13.63 ft at 5:15PM May 05, 2021Observed: 13.62 ft at 5:30PM May 05, 2021Observed: 13.64 ft at 5:45PM May 05, 2021Observed: 13.65 ft at 6:00PM May 05, 2021Observed: 13.63 ft at 6:15PM May 05, 2021Observed: 13.63 ft at 6:30PM May 05, 2021Observed: 13.61 ft at 6:45PM May 05, 2021Observed: 13.62 ft at 7:00PM May 05, 2021Observed: 13.61 ft at 7:15PM May 05, 2021Observed: 13.61 ft at 7:30PM May 05, 2021Observed: 13.59 ft at 7:45PM May 05, 2021Observed: 13.59 ft at 8:00PM May 05, 2021Observed: 13.58 ft at 8:15PM May 05, 2021Observed: 13.57 ft at 8:30PM May 05, 2021Observed: 13.57 ft at 8:45PM May 05, 2021Observed: 13.54 ft at 9:00PM May 05, 2021Observed: 13.55 ft at 9:15PM May 05, 2021Observed: 13.54 ft at 9:30PM May 05, 2021Observed: 13.54 ft at 9:45PM May 05, 2021Observed: 13.51 ft at 10:00PM May 05, 2021Observed: 13.51 ft at 10:15PM May 05, 2021Observed: 13.5 ft at 10:30PM May 05, 2021Observed: 13.47 ft at 10:45PM May 05, 2021Observed: 13.47 ft at 11:00PM May 05, 2021Observed: 13.45 ft at 11:15PM May 05, 2021Observed: 13.43 ft at 11:30PM May 05, 2021Observed: 13.42 ft at 11:45PM May 05, 2021Observed: 13.4 ft at 12:00AM May 06, 2021Observed: 13.38 ft at 12:15AM May 06, 2021Observed: 13.37 ft at 12:30AM May 06, 2021Observed: 13.33 ft at 12:45AM May 06, 2021Observed: 13.32 ft at 1:00AM May 06, 2021Observed: 13.29 ft at 1:15AM May 06, 2021Observed: 13.26 ft at 1:30AM May 06, 2021Observed: 13.24 ft at 1:45AM May 06, 2021Observed: 13.22 ft at 2:00AM May 06, 2021Observed: 13.19 ft at 2:15AM May 06, 2021Observed: 13.16 ft at 2:30AM May 06, 2021Observed: 13.14 ft at 2:45AM May 06, 2021Observed: 13.1 ft at 3:00AM May 06, 2021Observed: 13.07 ft at 3:15AM May 06, 2021Observed: 13.04 ft at 3:30AM May 06, 2021Observed: 13 ft at 3:45AM May 06, 2021Observed: 12.97 ft at 4:00AM May 06, 2021Observed: 12.93 ft at 4:15AM May 06, 2021Observed: 12.88 ft at 4:30AM May 06, 2021Observed: 12.85 ft at 4:45AM May 06, 2021Observed: 12.8 ft at 5:00AM May 06, 2021Observed: 12.76 ft at 5:15AM May 06, 2021Observed: 12.72 ft at 5:30AM May 06, 2021Observed: 12.68 ft at 5:45AM May 06, 2021Observed: 12.63 ft at 6:00AM May 06, 2021Observed: 12.58 ft at 6:15AM May 06, 2021Observed: 12.53 ft at 6:30AM May 06, 2021Observed: 12.47 ft at 6:45AM May 06, 2021Observed: 12.42 ft at 7:00AM May 06, 2021Observed: 12.37 ft at 7:15AM May 06, 2021Observed: 12.31 ft at 7:30AM May 06, 2021Observed: 12.26 ft at 7:45AM May 06, 2021USGS--Water Resources of the United StatesCHCG1(plotting HGIRG) Graph Created (8:35AM May 6, 2021)ObservedLatest observed value: 12.26 ft at 7:45 AM EDT 6-May-2021. Flood Stage is 16 ft
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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 for the Coahulla Creek at Keiths Mill 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: 32
Moderate Flood Stage: 28
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 25.42 ft on 04/14/2020
(2) 25.27 ft on 12/27/2015
(3) 24.06 ft on 02/08/2020
(4) 23.71 ft on 01/08/2009
(5) 23.33 ft on 01/16/2013
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.26 ft on 10/29/2020
(2) 25.42 ft on 04/14/2020
(3) 20.52 ft on 03/26/2020
(4) 17.10 ft on 03/18/2020
(5) 20.28 ft on 02/15/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 6.84 ft on 08/29/2007

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
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
24 Minor flooding becomes widespread and expands further into the pastures...fields and woodlands upstream and downstream from the Keiths Mill Road bridge. Areas close to the creek will be under 8 feet of water.
22 Minor flooding continues to expand further into the pastures...fields and woodlands upstream and downstream from the Keiths Mill Road bridge. Some areas closer to the creek will be under 6 feet of water.
20 Minor flooding continues to expand into the pastures...fields and woodlands upstream and downstream from the Keiths Mill Road bridge. Some areas will be under 4 feet of water.
18 Minor flooding expands into the pastures...fields and woodlands upstream and downstream from the Keiths Mill Road bridge.
16 Minor flooding begins. Pasture and fields upstream...right and left bank from the Keiths Mill Road bridge...and downstream on the left bank begin to flood.
14 Bankfull is reached upstream and downstream from the Keiths Mill Road bridge.
About This Location Collapse

Latitude: 34.743333° N, Longitude: 84.880556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 29 670.0 ft 686.0 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:

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