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Hydrograph River at a Glance Download
Holly Creek near Chatsworth Stage (ft)Flow (kcfs)Observed: 3.5 ft at 1:45PM Jul 20, 2021Observed: 3.5 ft at 2:00PM Jul 20, 2021Observed: 3.48 ft at 2:15PM Jul 20, 2021Observed: 3.48 ft at 2:30PM Jul 20, 2021Observed: 3.47 ft at 2:45PM Jul 20, 2021Observed: 3.46 ft at 3:00PM Jul 20, 2021Observed: 3.45 ft at 3:15PM Jul 20, 2021Observed: 3.44 ft at 3:30PM Jul 20, 2021Observed: 3.42 ft at 3:45PM Jul 20, 2021Observed: 3.41 ft at 4:00PM Jul 20, 2021Observed: 3.4 ft at 4:15PM Jul 20, 2021Observed: 3.41 ft at 4:30PM Jul 20, 2021Observed: 3.47 ft at 4:45PM Jul 20, 2021Observed: 3.59 ft at 5:00PM Jul 20, 2021Observed: 3.78 ft at 5:15PM Jul 20, 2021Observed: 4.02 ft at 5:30PM Jul 20, 2021Observed: 4.25 ft at 5:45PM Jul 20, 2021Observed: 4.49 ft at 6:00PM Jul 20, 2021Observed: 4.69 ft at 6:15PM Jul 20, 2021Observed: 4.85 ft at 6:30PM Jul 20, 2021Observed: 4.99 ft at 6:45PM Jul 20, 2021Observed: 5.09 ft at 7:00PM Jul 20, 2021Observed: 5.16 ft at 7:15PM Jul 20, 2021Observed: 5.2 ft at 7:30PM Jul 20, 2021Highest Observation: 5.22 ft at 7:45PM Jul 20, 2021Observed: 5.21 ft at 8:00PM Jul 20, 2021Observed: 5.17 ft at 8:15PM Jul 20, 2021Observed: 5.11 ft at 8:30PM Jul 20, 2021Observed: 5.02 ft at 8:45PM Jul 20, 2021Observed: 4.93 ft at 9:00PM Jul 20, 2021Observed: 4.81 ft at 9:15PM Jul 20, 2021Observed: 4.7 ft at 9:30PM Jul 20, 2021Observed: 4.57 ft at 9:45PM Jul 20, 2021Observed: 4.45 ft at 10:00PM Jul 20, 2021Observed: 4.33 ft at 10:15PM Jul 20, 2021Observed: 4.22 ft at 10:30PM Jul 20, 2021Observed: 4.11 ft at 10:45PM Jul 20, 2021Observed: 4 ft at 11:00PM Jul 20, 2021Observed: 3.91 ft at 11:15PM Jul 20, 2021Observed: 3.82 ft at 11:30PM Jul 20, 2021Observed: 3.73 ft at 11:45PM Jul 20, 2021Observed: 3.66 ft at 12:00AM Jul 21, 2021Observed: 3.59 ft at 12:15AM Jul 21, 2021Observed: 3.53 ft at 12:30AM Jul 21, 2021Observed: 3.47 ft at 12:45AM Jul 21, 2021Observed: 3.41 ft at 1:00AM Jul 21, 2021Observed: 3.36 ft at 1:15AM Jul 21, 2021Observed: 3.31 ft at 1:30AM Jul 21, 2021Observed: 3.26 ft at 1:45AM Jul 21, 2021Observed: 3.22 ft at 2:00AM Jul 21, 2021Observed: 3.18 ft at 2:15AM Jul 21, 2021Observed: 3.14 ft at 2:30AM Jul 21, 2021Observed: 3.1 ft at 2:45AM Jul 21, 2021Observed: 3.06 ft at 3:00AM Jul 21, 2021Observed: 3.02 ft at 3:15AM Jul 21, 2021Observed: 3 ft at 3:30AM Jul 21, 2021Observed: 2.97 ft at 3:45AM Jul 21, 2021Observed: 2.94 ft at 4:00AM Jul 21, 2021Observed: 2.91 ft at 4:15AM Jul 21, 2021Observed: 2.89 ft at 4:30AM Jul 21, 2021Observed: 2.86 ft at 4:45AM Jul 21, 2021Observed: 2.84 ft at 5:00AM Jul 21, 2021Observed: 2.82 ft at 5:15AM Jul 21, 2021Observed: 2.8 ft at 5:30AM Jul 21, 2021Observed: 2.78 ft at 5:45AM Jul 21, 2021Observed: 2.76 ft at 6:00AM Jul 21, 2021Observed: 2.74 ft at 6:15AM Jul 21, 2021Observed: 2.72 ft at 6:30AM Jul 21, 2021Observed: 2.7 ft at 6:45AM Jul 21, 2021Observed: 2.69 ft at 7:00AM Jul 21, 2021Observed: 2.67 ft at 7:15AM Jul 21, 2021Observed: 2.65 ft at 7:30AM Jul 21, 2021Observed: 2.64 ft at 7:45AM Jul 21, 2021Observed: 2.62 ft at 8:00AM Jul 21, 2021Observed: 2.6 ft at 8:15AM Jul 21, 2021Observed: 2.59 ft at 8:30AM Jul 21, 2021Observed: 2.57 ft at 8:45AM Jul 21, 2021Observed: 2.55 ft at 9:00AM Jul 21, 2021Observed: 2.54 ft at 9:15AM Jul 21, 2021Observed: 2.52 ft at 9:30AM Jul 21, 2021Observed: 2.51 ft at 9:45AM Jul 21, 2021Observed: 2.5 ft at 10:00AM Jul 21, 2021Observed: 2.48 ft at 10:15AM Jul 21, 2021Observed: 2.47 ft at 10:30AM Jul 21, 2021Observed: 2.45 ft at 10:45AM Jul 21, 2021Observed: 2.44 ft at 11:00AM Jul 21, 2021Observed: 2.43 ft at 11:15AM Jul 21, 2021Observed: 2.41 ft at 11:30AM Jul 21, 2021Observed: 2.4 ft at 11:45AM Jul 21, 2021Observed: 2.39 ft at 12:00PM Jul 21, 2021Observed: 2.37 ft at 12:15PM Jul 21, 2021Observed: 2.36 ft at 12:30PM Jul 21, 2021Observed: 2.35 ft at 12:45PM Jul 21, 2021Observed: 2.35 ft at 1:00PM Jul 21, 2021Observed: 2.33 ft at 1:15PM Jul 21, 2021Observed: 2.33 ft at 1:30PM Jul 21, 2021Observed: 2.32 ft at 1:45PM Jul 21, 2021Observed: 2.31 ft at 2:00PM Jul 21, 2021Observed: 2.3 ft at 2:15PM Jul 21, 2021Observed: 2.3 ft at 2:30PM Jul 21, 2021Observed: 2.28 ft at 2:45PM Jul 21, 2021Observed: 2.28 ft at 3:00PM Jul 21, 2021Observed: 2.27 ft at 3:15PM Jul 21, 2021Observed: 2.26 ft at 3:30PM Jul 21, 2021Observed: 2.25 ft at 3:45PM Jul 21, 2021Observed: 2.25 ft at 4:00PM Jul 21, 2021Observed: 2.23 ft at 4:15PM Jul 21, 2021Observed: 2.23 ft at 4:30PM Jul 21, 2021Observed: 2.22 ft at 4:45PM Jul 21, 2021Observed: 2.21 ft at 5:00PM Jul 21, 2021Observed: 2.21 ft at 5:15PM Jul 21, 2021Observed: 2.2 ft at 5:30PM Jul 21, 2021Observed: 2.19 ft at 5:45PM Jul 21, 2021Observed: 2.18 ft at 6:00PM Jul 21, 2021Observed: 2.17 ft at 6:15PM Jul 21, 2021Observed: 2.17 ft at 6:30PM Jul 21, 2021Observed: 2.16 ft at 6:45PM Jul 21, 2021Observed: 2.15 ft at 7:00PM Jul 21, 2021Observed: 2.15 ft at 7:15PM Jul 21, 2021Observed: 2.14 ft at 7:30PM Jul 21, 2021Observed: 2.13 ft at 7:45PM Jul 21, 2021Observed: 2.13 ft at 8:00PM Jul 21, 2021Observed: 2.12 ft at 8:15PM Jul 21, 2021Observed: 2.11 ft at 8:30PM Jul 21, 2021Observed: 2.11 ft at 8:45PM Jul 21, 2021Observed: 2.1 ft at 9:00PM Jul 21, 2021Observed: 2.1 ft at 9:15PM Jul 21, 2021Observed: 2.09 ft at 9:30PM Jul 21, 2021Observed: 2.08 ft at 9:45PM Jul 21, 2021Observed: 2.08 ft at 10:00PM Jul 21, 2021Observed: 2.07 ft at 10:15PM Jul 21, 2021Observed: 2.06 ft at 10:30PM Jul 21, 2021Observed: 2.06 ft at 10:45PM Jul 21, 2021Observed: 2.05 ft at 11:00PM Jul 21, 2021Observed: 2.04 ft at 11:15PM Jul 21, 2021Observed: 2.04 ft at 11:30PM Jul 21, 2021Observed: 2.03 ft at 11:45PM Jul 21, 2021Observed: 2.03 ft at 12:00AM Jul 22, 2021Observed: 2.02 ft at 12:15AM Jul 22, 2021Observed: 2.02 ft at 12:30AM Jul 22, 2021Observed: 2.01 ft at 12:45AM Jul 22, 2021Observed: 2.01 ft at 1:00AM Jul 22, 2021Observed: 2 ft at 1:15AM Jul 22, 2021Observed: 2 ft at 1:30AM Jul 22, 2021Observed: 1.99 ft at 1:45AM Jul 22, 2021Observed: 1.99 ft at 2:00AM Jul 22, 2021Observed: 1.98 ft at 2:15AM Jul 22, 2021Observed: 1.98 ft at 2:30AM Jul 22, 2021Observed: 1.97 ft at 2:45AM Jul 22, 2021Observed: 1.97 ft at 3:00AM Jul 22, 2021Observed: 1.96 ft at 3:15AM Jul 22, 2021Observed: 1.96 ft at 3:30AM Jul 22, 2021Observed: 1.95 ft at 3:45AM Jul 22, 2021Observed: 1.95 ft at 4:00AM Jul 22, 2021Observed: 1.94 ft at 4:15AM Jul 22, 2021Observed: 1.94 ft at 4:30AM Jul 22, 2021Observed: 1.93 ft at 4:45AM Jul 22, 2021Observed: 1.93 ft at 5:00AM Jul 22, 2021Observed: 1.92 ft at 5:15AM Jul 22, 2021Observed: 1.92 ft at 5:30AM Jul 22, 2021Observed: 1.91 ft at 5:45AM Jul 22, 2021Observed: 1.91 ft at 6:00AM Jul 22, 2021Observed: 1.91 ft at 6:15AM Jul 22, 2021Observed: 1.9 ft at 6:30AM Jul 22, 2021Observed: 1.9 ft at 6:45AM Jul 22, 2021Observed: 1.9 ft at 7:00AM Jul 22, 2021Observed: 1.9 ft at 7:15AM Jul 22, 2021Observed: 1.9 ft at 7:30AM Jul 22, 2021Observed: 1.89 ft at 7:45AM Jul 22, 2021Observed: 1.89 ft at 8:00AM Jul 22, 2021Observed: 1.89 ft at 8:15AM Jul 22, 2021Observed: 1.89 ft at 8:30AM Jul 22, 2021Observed: 1.88 ft at 8:45AM Jul 22, 2021Observed: 1.88 ft at 9:00AM Jul 22, 2021Observed: 1.87 ft at 9:15AM Jul 22, 2021Observed: 1.87 ft at 9:30AM Jul 22, 2021Observed: 1.88 ft at 9:45AM Jul 22, 2021Observed: 1.87 ft at 10:00AM Jul 22, 2021Observed: 1.87 ft at 10:15AM Jul 22, 2021Observed: 1.87 ft at 10:30AM Jul 22, 2021Observed: 1.87 ft at 10:45AM Jul 22, 2021Observed: 1.87 ft at 11:00AM Jul 22, 2021Observed: 1.87 ft at 11:15AM Jul 22, 2021Observed: 1.86 ft at 11:30AM Jul 22, 2021Observed: 1.86 ft at 11:45AM Jul 22, 2021Observed: 1.86 ft at 12:00PM Jul 22, 2021Observed: 1.86 ft at 12:15PM Jul 22, 2021Observed: 1.86 ft at 12:30PM Jul 22, 2021Observed: 1.85 ft at 12:45PM Jul 22, 2021Observed: 1.86 ft at 1:00PM Jul 22, 2021Observed: 1.86 ft at 1:15PM Jul 22, 2021Observed: 1.85 ft at 1:30PM Jul 22, 2021Observed: 1.85 ft at 1:45PM Jul 22, 2021Observed: 1.85 ft at 2:00PM Jul 22, 2021Observed: 1.85 ft at 2:15PM Jul 22, 2021Observed: 1.85 ft at 2:30PM Jul 22, 2021Observed: 1.84 ft at 2:45PM Jul 22, 2021Observed: 1.84 ft at 3:00PM Jul 22, 2021Observed: 1.84 ft at 3:15PM Jul 22, 2021Observed: 1.84 ft at 3:30PM Jul 22, 2021Observed: 1.84 ft at 3:45PM Jul 22, 2021Observed: 1.84 ft at 4:00PM Jul 22, 2021Observed: 1.83 ft at 4:15PM Jul 22, 2021Observed: 1.83 ft at 4:30PM Jul 22, 2021Observed: 1.83 ft at 4:45PM Jul 22, 2021Observed: 1.82 ft at 5:00PM Jul 22, 2021Observed: 1.82 ft at 5:15PM Jul 22, 2021Observed: 1.82 ft at 5:30PM Jul 22, 2021Observed: 1.82 ft at 5:45PM Jul 22, 2021Observed: 1.81 ft at 6:00PM Jul 22, 2021Observed: 1.81 ft at 6:15PM Jul 22, 2021Observed: 1.81 ft at 6:30PM Jul 22, 2021Observed: 1.81 ft at 6:45PM Jul 22, 2021Observed: 1.8 ft at 7:00PM Jul 22, 2021Observed: 1.8 ft at 7:15PM Jul 22, 2021Observed: 1.8 ft at 7:30PM Jul 22, 2021Observed: 1.79 ft at 7:45PM Jul 22, 2021Observed: 1.79 ft at 8:00PM Jul 22, 2021Observed: 1.79 ft at 8:15PM Jul 22, 2021Observed: 1.78 ft at 8:30PM Jul 22, 2021Observed: 1.78 ft at 8:45PM Jul 22, 2021Observed: 1.78 ft at 9:00PM Jul 22, 2021Observed: 1.78 ft at 9:15PM Jul 22, 2021Observed: 1.77 ft at 9:30PM Jul 22, 2021Observed: 1.77 ft at 9:45PM Jul 22, 2021Observed: 1.76 ft at 10:00PM Jul 22, 2021Observed: 1.76 ft at 10:15PM Jul 22, 2021Observed: 1.76 ft at 10:30PM Jul 22, 2021Observed: 1.76 ft at 10:45PM Jul 22, 2021Observed: 1.75 ft at 11:00PM Jul 22, 2021Observed: 1.75 ft at 11:15PM Jul 22, 2021Observed: 1.74 ft at 11:30PM Jul 22, 2021Observed: 1.74 ft at 11:45PM Jul 22, 2021Observed: 1.74 ft at 12:00AM Jul 23, 2021Observed: 1.74 ft at 12:15AM Jul 23, 2021Observed: 1.73 ft at 12:30AM Jul 23, 2021Observed: 1.73 ft at 12:45AM Jul 23, 2021Observed: 1.73 ft at 1:00AM Jul 23, 2021Observed: 1.73 ft at 1:15AM Jul 23, 2021Observed: 1.73 ft at 1:30AM Jul 23, 2021Observed: 1.73 ft at 1:45AM Jul 23, 2021Observed: 1.72 ft at 2:00AM Jul 23, 2021Observed: 1.72 ft at 2:15AM Jul 23, 2021Observed: 1.71 ft at 2:30AM Jul 23, 2021Observed: 1.71 ft at 2:45AM Jul 23, 2021Observed: 1.71 ft at 3:00AM Jul 23, 2021Observed: 1.7 ft at 3:15AM Jul 23, 2021Observed: 1.7 ft at 3:30AM Jul 23, 2021Observed: 1.7 ft at 3:45AM Jul 23, 2021Observed: 1.7 ft at 4:00AM Jul 23, 2021Observed: 1.7 ft at 4:15AM Jul 23, 2021Observed: 1.69 ft at 4:30AM Jul 23, 2021Observed: 1.69 ft at 4:45AM Jul 23, 2021Observed: 1.69 ft at 5:00AM Jul 23, 2021Observed: 1.68 ft at 5:15AM Jul 23, 2021Observed: 1.68 ft at 5:30AM Jul 23, 2021Observed: 1.68 ft at 5:45AM Jul 23, 2021Observed: 1.68 ft at 6:00AM Jul 23, 2021Observed: 1.67 ft at 6:15AM Jul 23, 2021Observed: 1.67 ft at 6:30AM Jul 23, 2021Observed: 1.67 ft at 6:45AM Jul 23, 2021Observed: 1.67 ft at 7:00AM Jul 23, 2021Observed: 1.66 ft at 7:15AM Jul 23, 2021Observed: 1.66 ft at 7:30AM Jul 23, 2021Observed: 1.66 ft at 7:45AM Jul 23, 2021Observed: 1.66 ft at 8:00AM Jul 23, 2021Observed: 1.65 ft at 8:15AM Jul 23, 2021Observed: 1.65 ft at 8:30AM Jul 23, 2021Observed: 1.65 ft at 8:45AM Jul 23, 2021Observed: 1.65 ft at 9:00AM Jul 23, 2021Observed: 1.65 ft at 9:15AM Jul 23, 2021Observed: 1.65 ft at 9:30AM Jul 23, 2021Observed: 1.65 ft at 9:45AM Jul 23, 2021Observed: 1.64 ft at 10:00AM Jul 23, 2021Observed: 1.64 ft at 10:15AM Jul 23, 2021Observed: 1.64 ft at 10:30AM Jul 23, 2021Observed: 1.64 ft at 10:45AM Jul 23, 2021Observed: 1.63 ft at 11:00AM Jul 23, 2021Observed: 1.63 ft at 11:15AM Jul 23, 2021Observed: 1.63 ft at 11:30AM Jul 23, 2021Observed: 1.63 ft at 11:45AM Jul 23, 2021Observed: 1.63 ft at 12:00PM Jul 23, 2021Observed: 1.63 ft at 12:15PM Jul 23, 2021Observed: 1.63 ft at 12:30PM Jul 23, 2021Observed: 1.63 ft at 12:45PM Jul 23, 2021Observed: 1.64 ft at 1:00PM Jul 23, 2021USGS--Water Resources of the United StatesHOLG1(plotting HGIRG) Graph Created (1:34PM Jul 23, 2021)ObservedLatest observed value: 1.64 ft at 1:00 PM EDT 23-Jul-2021. Flood Stage is 10 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 Holly Creek near Chatsworth. Only observed stages are available for this point.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 15
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): 0

Historic Crests
(1) 14.87 ft on 02/16/1990
(2) 12.54 ft on 03/04/1979
(3) 12.23 ft on 09/17/2004
(4) 12.05 ft on 12/23/1990
(5) 11.86 ft on 12/26/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.12 ft on 04/01/2021
(2) 11.23 ft on 03/26/2021
(3) 10.79 ft on 02/06/2020
(4) 10.40 ft on 01/20/2019
(5) 10.12 ft on 12/28/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.22 ft on 09/09/2007

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
21 Flooding never seen before causes widespread inundation flooding of the woodlands...pasture and fields near the creek...upstream and downstream from the gage on Smyrna Ramhurst Road. Flood waters top the bridge and road one to two feet deep. County officials will have the bridge and road closed.
19 Major flooding begins. Widespread inundation flooding occurs in the woodlands...pasture and fields near the creek...upstream and downstream from the gage on Smyrna Ramhurst Road. The water level hits the bridge which forms an obstacle and acts like a dam causing some backwater and erosion eddies to the sides. Flood waters begin to flow over the road. County officials will close the bridge and road.
17 Widespread significant flooding continues to expand further into the woodlands...pasture and fields near the creek...upstream and downstream from the gage on Smyrna Ramhurst Road. The water level hits the bridge which forms an obstacle and acts like a dam causing some backwater and erosion eddies to the sides. County officials will close the bridge to the public.
15 Moderate flooding begins. Widespread flooding expands further into the woodlands...pasture and fields near the creek...upstream and downstream from the gage on Smyrna Ramhurst Road. The water reaches the bottom of the bridge which begins to form an obstacle and act like a dam causing some backwater and erosion eddies to the sides of the bridge. County officials may close or restrict access to the bridge.
13 Minor flooding continues to expand further into the woodlands...fields and pasture upstream and downstream from the gage on Smyrna Ramhurst Road.
11 Minor flooding continues in the woodlands...fields and pasture upstream and downstream from the gage on Smyrna Ramhurst Road.
10 Flood stage is reached. Minor flooding begins in the woodlands...fields and pasture upstream and downstream from the gage on Smyrna Ramhurst Road.
8 Bankfull conditions are reached upstream and downstream from the stream gage on Smyrna Ramhurst Road.
About This Location Collapse

Latitude: 34.716667° N, Longitude: 84.770000° 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 689.25 ft 699.25 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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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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