Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Greenville-Spartanburg, SC

Southeast River Forecast Center

Hydrograph

River at a Glance

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EDT) Datum: Not Available Metadata

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions NOTE: Forecasts are not available for the Seneca River at Keowee Dam. Only observed stages are available for this point.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 110 Moderate Flood Stage: 105 Flood Stage: 102 Action Stage: 100 Low Stage (in feet): -9999 Historic Crests (1) 100.48 ft on 08/17/1994 (2) 99.99 ft on 09/08/2004 (3) 99.90 ft on 05/08/2004 (4) 99.47 ft on 05/10/1989 (P): Preliminary values subject to further review. Recent Crests (1) 99.99 ft on 09/08/2004 (2) 99.90 ft on 05/08/2004 (3) 100.48 ft on 08/17/1994 (4) 99.47 ft on 05/10/1989 (P): Preliminary values subject to further review. Low Water Records (1) 83.60 ft on 10/28/1981

Zoom Level:16 Legend FEMA Layer 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

If you notice any errors in the below information, please contact our Webmaster
115	FLOODING ALONG SHORELINE WILL BEGIN. BRIDGES THAT WILL NEED TO BE CLOSED ARE HIGHWAY 183, US 76, HWY 93.CREEKS THAT WILL BE EFFECTED ARE OLD LITTLE RIVER AND SENECA CREEK.
105	DANGEROUS WATER LEVEL. FF WATCH NEEDED FOR POSSIBLE FLOODING DOWNSTREAM.
102	HIGH WATER LEVELS MAY LEAD TO SHORELINE FLOODING.
100	FULL POOL ELEVATION.
Photos (1) lake keowee dam

About This Location

Latitude: 34.799722° N, Longitude: 82.885000° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 102 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 700 ft 802 ft

Additional Information

FOR MORE INFORMATION ABOUT THIS LAKE GO TO http://www.duke-energy.com/lakes/levels.asp

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Southeast River Forecast Center SERFC Ensemble River Forecasts Lower Mississippi River Forecast Center LMRFC Ensemble River Forecasts Hourly Precipitation Snow Information

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