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Hydrograph River at a Glance Download
Flint River (GA) at Lake Blackshear Pool (ft)Observed: 237 ft at 4:00AM Jun 05, 2021Observed: 237 ft at 6:00AM Jun 05, 2021Observed: 237.01 ft at 8:00AM Jun 05, 2021Observed: 237.02 ft at 10:00AM Jun 05, 2021Observed: 237.02 ft at 12:00PM Jun 05, 2021Observed: 237.02 ft at 2:00PM Jun 05, 2021Observed: 236.94 ft at 4:00PM Jun 05, 2021Observed: 236.89 ft at 6:00PM Jun 05, 2021Observed: 236.9 ft at 8:00PM Jun 05, 2021Observed: 236.9 ft at 10:00PM Jun 05, 2021Observed: 236.91 ft at 12:00AM Jun 06, 2021Observed: 236.92 ft at 2:00AM Jun 06, 2021Observed: 236.93 ft at 4:00AM Jun 06, 2021Observed: 236.94 ft at 6:00AM Jun 06, 2021Observed: 236.96 ft at 8:00AM Jun 06, 2021Observed: 236.98 ft at 10:00AM Jun 06, 2021Observed: 236.99 ft at 12:00PM Jun 06, 2021Observed: 236.99 ft at 2:00PM Jun 06, 2021Observed: 236.95 ft at 4:00PM Jun 06, 2021Observed: 236.81 ft at 6:00PM Jun 06, 2021Observed: 236.89 ft at 8:00PM Jun 06, 2021Observed: 236.86 ft at 10:00PM Jun 06, 2021Observed: 236.88 ft at 12:00AM Jun 07, 2021Observed: 236.9 ft at 2:00AM Jun 07, 2021Observed: 236.91 ft at 4:00AM Jun 07, 2021Observed: 236.92 ft at 6:00AM Jun 07, 2021Observed: 236.93 ft at 8:00AM Jun 07, 2021Observed: 236.94 ft at 10:00AM Jun 07, 2021Observed: 236.94 ft at 12:00PM Jun 07, 2021Observed: 236.96 ft at 2:00PM Jun 07, 2021Observed: 236.9 ft at 4:00PM Jun 07, 2021Observed: 236.88 ft at 6:00PM Jun 07, 2021Observed: 236.86 ft at 8:00PM Jun 07, 2021Observed: 236.9 ft at 10:00PM Jun 07, 2021Observed: 236.87 ft at 12:00AM Jun 08, 2021Observed: 236.93 ft at 2:00AM Jun 08, 2021Observed: 236.96 ft at 6:00AM Jun 08, 2021Observed: 236.98 ft at 8:00AM Jun 08, 2021Observed: 236.98 ft at 10:00AM Jun 08, 2021Observed: 237.01 ft at 12:00PM Jun 08, 2021Observed: 237.02 ft at 2:00PM Jun 08, 2021Observed: 237.01 ft at 4:00PM Jun 08, 2021Observed: 236.82 ft at 6:00PM Jun 08, 2021Observed: 236.99 ft at 8:00PM Jun 08, 2021Observed: 236.9 ft at 10:00PM Jun 08, 2021Observed: 236.91 ft at 11:59PM Jun 08, 2021Observed: 236.96 ft at 2:00AM Jun 09, 2021Observed: 236.97 ft at 4:00AM Jun 09, 2021Observed: 236.99 ft at 6:00AM Jun 09, 2021Observed: 236.99 ft at 8:00AM Jun 09, 2021Observed: 237.02 ft at 10:00AM Jun 09, 2021Observed: 237.03 ft at 12:00PM Jun 09, 2021Observed: 236.99 ft at 2:00PM Jun 09, 2021Observed: 236.92 ft at 4:00PM Jun 09, 2021Observed: 236.89 ft at 6:00PM Jun 09, 2021Observed: 236.84 ft at 8:00PM Jun 09, 2021Observed: 236.86 ft at 10:00PM Jun 09, 2021Observed: 236.9 ft at 11:59PM Jun 09, 2021Observed: 236.92 ft at 2:00AM Jun 10, 2021Observed: 236.97 ft at 6:00AM Jun 10, 2021Observed: 236.98 ft at 8:00AM Jun 10, 2021Observed: 237.01 ft at 10:00AM Jun 10, 2021Observed: 237.03 ft at 12:00PM Jun 10, 2021Observed: 237 ft at 2:00PM Jun 10, 2021Observed: 236.93 ft at 4:00PM Jun 10, 2021Observed: 236.86 ft at 6:00PM Jun 10, 2021Observed: 236.85 ft at 8:00PM Jun 10, 2021Observed: 236.88 ft at 12:00AM Jun 11, 2021Observed: 236.91 ft at 2:00AM Jun 11, 2021Observed: 236.94 ft at 6:00AM Jun 11, 2021Observed: 236.94 ft at 8:00AM Jun 11, 2021Observed: 236.97 ft at 10:00AM Jun 11, 2021Observed: 237 ft at 12:00PM Jun 11, 2021Observed: 236.96 ft at 2:00PM Jun 11, 2021Observed: 236.86 ft at 4:00PM Jun 11, 2021Observed: 236.81 ft at 6:00PM Jun 11, 2021Observed: 236.88 ft at 8:00PM Jun 11, 2021Observed: 236.88 ft at 10:00PM Jun 11, 2021Observed: 236.89 ft at 12:00AM Jun 12, 2021Observed: 236.91 ft at 2:00AM Jun 12, 2021Observed: 236.92 ft at 4:00AM Jun 12, 2021Observed: 236.96 ft at 6:00AM Jun 12, 2021Observed: 236.96 ft at 8:00AM Jun 12, 2021Observed: 237.01 ft at 10:00AM Jun 12, 2021Highest Observation: 237.05 ft at 12:00PM Jun 12, 2021Observed: 236.97 ft at 2:00PM Jun 12, 2021Observed: 236.93 ft at 4:00PM Jun 12, 2021Observed: 236.87 ft at 6:00PM Jun 12, 2021Observed: 236.76 ft at 8:00PM Jun 12, 2021Observed: 236.89 ft at 10:00PM Jun 12, 2021Observed: 236.92 ft at 12:00AM Jun 13, 2021Observed: 236.93 ft at 2:00AM Jun 13, 2021Observed: 236.97 ft at 4:00AM Jun 13, 2021Observed: 237 ft at 6:00AM Jun 13, 2021Observed: 237 ft at 8:00AM Jun 13, 2021Observed: 237.03 ft at 10:00AM Jun 13, 2021Observed: 237.02 ft at 12:00PM Jun 13, 2021Observed: 236.94 ft at 2:00PM Jun 13, 2021Observed: 236.91 ft at 4:00PM Jun 13, 2021Observed: 236.87 ft at 6:00PM Jun 13, 2021Observed: 236.8 ft at 8:00PM Jun 13, 2021Observed: 236.81 ft at 10:00PM Jun 13, 2021Observed: 236.85 ft at 12:00AM Jun 14, 2021Observed: 236.87 ft at 2:00AM Jun 14, 2021Lake Blackshear Power Production OperationsWWCG1(plotting HPIRZ) Graph Created (2:08AM Jun 14, 2021)ObservedLatest observed value: 236.87 ft at 2:00 AM EDT 14-Jun-2021. Flood Stage is 239 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Stage measured manually and reported by river observer. No automated gauge on-site.

NOTE: Forecasts are not available for the Flint River (GA) at Lake Blackshear. Only observed stages are available for this point.

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Upstream Gauge - at Montezuma Upstream Gauge Downstream Gauge Downstream Gauge - near Oakfield (SR 32)
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 239
Action Stage: 237
Low Stage (in feet): 235

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

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

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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.
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Latitude: 31.845278° N, Longitude: 83.940833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 239 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 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  
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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
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Page last modified: 2-Nov-2020 7:30 PM
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