Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Bookmark and Share

  
 

Over 200 USGS real-time streamgages used to support NWS river forecasts and warnings are at risk of being discontinued. Click here for more information from the USGS...
Weather Forecast Office Greenville-Spartanburg, SC Southeast River Forecast Center
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Savannah River at Hartwell Pool (ft)Highest Observation: 662.18 ft at 7:00AM Jun 18, 2013Highest Observation: 662.18 ft at 8:00AM Jun 18, 2013Observed: 662.1 ft at 7:00AM Jun 19, 2013Observed: 662.1 ft at 8:00AM Jun 19, 2013HRTG1(plotting HPIRZ) Graph Created (10:53AM Jun 19, 2013)ObservedLatest observed value: 662.1 ft at 8:00 AM EDT 19-Jun-2013. Flood Stage is 665 ft
Printable Image
About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: The above river forecast includes future rainfall. Forecast stages may be different if the rainfall does not occur.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts are not available for the Savannah River at Hartwell. Only observed stages are available for this point.

Return to Area Map
Upstream Gauge - at Keowee Dam Upstream Gauge Downstream Gauge Downstream Gauge - near Calhoun Falls
Flood Categories (in feet)
Major Flood Stage:680
Moderate Flood Stage:670
Flood Stage:665
Action Stage:664

Historical Crests
(1) 665.40 ft on 04/08/1964
(2) 664.76 ft on 04/08/1994
(3) 664.08 ft on 03/17/1996
(4) 664.02 ft on 03/20/1998
(5) 663.36 ft on 12/05/1992
Show More Historical Crests

Low Water Records
(1) 637.48 ft on 12/10/2008
(2) 642.32 ft on 10/21/2008
(3) 642.40 ft on 12/24/1981
(4) 643.85 ft on 01/03/1982
(5) 648.02 ft on 01/21/1982
Show More Low Water Records
Legend
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 Collapse
680 HOMES ON THE LAKE AND ON RIVERS THAT FEED INTO THE LAKE WILL BEGIN TO FLOOD.
675 SOME CAMPGROUNDS ON ISLANDS ON THE LAKE MAY BE AFFECTED.
670 ISLANDS ABOVE AND BELOW THE DAM WILL BECOME PARTIALLY COVERED.
665 CREEKS THAT DRAIN INTO THE LAKE WILL BE EFFECTED BY BACKWATER. FLOATING FACLILITES ON THE LAKE AND ALONG THE BANKS OF THE LAKE WILL BEGIN TO FLOOD.
663 AT THIS STAGE WATER STARTS TO APPROACH HOMES ALONG THE LAKE AND ALONG CREEKS THAT FEED INTO THE LAKE.
About This Location Collapse

Latitude: 34.360833° N, Longitude: 82.827778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 665 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 0 ft 665 ft  

Other Data Sources:
Additional Information Collapse
For more information on expected river levels see our local river summary at: http://www.weather.gov/water/textprods/view.php?wfo=gsp&prod=RVD http://water.sas.usace.army.mil/home/indexDU.htm
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
Greenville-Spartanburg Weather Forecast Office
1549 GSP Drive
Greer, SC 29651
(864) 848-3859
Ask Questions/Webmaster
Page last modified: 13-Mar-2013 6:34 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities