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Hydrograph River at a Glance Download
Seneca River at Jocassee Dam Pool (ft)Observed: 92.34 ft at 8:00PM Oct 07, 2019Observed: 92.28 ft at 9:00PM Oct 07, 2019Observed: 92.25 ft at 10:00PM Oct 07, 2019Observed: 92.25 ft at 11:00PM Oct 07, 2019Observed: 92.24 ft at 12:00AM Oct 08, 2019Observed: 92.18 ft at 1:00AM Oct 08, 2019Observed: 92.22 ft at 2:00AM Oct 08, 2019Observed: 92.21 ft at 3:00AM Oct 08, 2019Observed: 92.27 ft at 4:00AM Oct 08, 2019Observed: 92.39 ft at 5:00AM Oct 08, 2019Observed: 92.38 ft at 6:00AM Oct 08, 2019Observed: 92.41 ft at 7:00AM Oct 08, 2019Observed: 92.4 ft at 8:00AM Oct 08, 2019Observed: 92.35 ft at 9:00AM Oct 08, 2019Observed: 92.32 ft at 10:00AM Oct 08, 2019Observed: 92.28 ft at 11:00AM Oct 08, 2019Observed: 92.25 ft at 12:00PM Oct 08, 2019Observed: 92.2 ft at 1:00PM Oct 08, 2019Observed: 92.14 ft at 2:00PM Oct 08, 2019Observed: 92.06 ft at 3:00PM Oct 08, 2019Observed: 92.01 ft at 4:00PM Oct 08, 2019Observed: 91.97 ft at 5:00PM Oct 08, 2019Observed: 91.91 ft at 6:00PM Oct 08, 2019Observed: 91.86 ft at 7:00PM Oct 08, 2019Observed: 91.76 ft at 8:00PM Oct 08, 2019Observed: 91.68 ft at 9:00PM Oct 08, 2019Observed: 91.62 ft at 10:00PM Oct 08, 2019Observed: 91.51 ft at 11:00PM Oct 08, 2019Observed: 91.67 ft at 12:00AM Oct 09, 2019Observed: 91.65 ft at 1:00AM Oct 09, 2019Observed: 91.72 ft at 2:00AM Oct 09, 2019Observed: 91.94 ft at 3:00AM Oct 09, 2019Observed: 92.04 ft at 4:00AM Oct 09, 2019Observed: 92.18 ft at 5:00AM Oct 09, 2019Observed: 92.18 ft at 6:00AM Oct 09, 2019Observed: 92.19 ft at 7:00AM Oct 09, 2019Observed: 92.18 ft at 8:00AM Oct 09, 2019Observed: 92.18 ft at 9:00AM Oct 09, 2019Observed: 92.18 ft at 10:00AM Oct 09, 2019Observed: 92.18 ft at 11:00AM Oct 09, 2019Observed: 92.18 ft at 12:00PM Oct 09, 2019Observed: 92.18 ft at 1:00PM Oct 09, 2019Observed: 92.13 ft at 2:00PM Oct 09, 2019Observed: 92.09 ft at 3:00PM Oct 09, 2019Observed: 92.03 ft at 4:00PM Oct 09, 2019Observed: 91.99 ft at 5:00PM Oct 09, 2019Observed: 91.93 ft at 6:00PM Oct 09, 2019Observed: 91.84 ft at 7:00PM Oct 09, 2019Observed: 91.77 ft at 8:00PM Oct 09, 2019Observed: 91.75 ft at 9:00PM Oct 09, 2019Observed: 91.75 ft at 10:00PM Oct 09, 2019Observed: 91.73 ft at 11:00PM Oct 09, 2019Observed: 91.75 ft at 12:00AM Oct 10, 2019Observed: 91.84 ft at 1:00AM Oct 10, 2019Observed: 92.04 ft at 2:00AM Oct 10, 2019Observed: 92.16 ft at 3:00AM Oct 10, 2019Observed: 92.22 ft at 4:00AM Oct 10, 2019Observed: 92.32 ft at 5:00AM Oct 10, 2019Observed: 92.43 ft at 6:00AM Oct 10, 2019Observed: 92.54 ft at 7:00AM Oct 10, 2019Observed: 92.68 ft at 8:00AM Oct 10, 2019Observed: 92.62 ft at 9:00AM Oct 10, 2019Observed: 92.83 ft at 10:00AM Oct 10, 2019Observed: 92.87 ft at 11:00AM Oct 10, 2019Observed: 92.88 ft at 12:00PM Oct 10, 2019Observed: 92.87 ft at 1:00PM Oct 10, 2019Observed: 92.88 ft at 2:00PM Oct 10, 2019Observed: 92.79 ft at 3:00PM Oct 10, 2019Observed: 92.69 ft at 4:00PM Oct 10, 2019Observed: 92.61 ft at 5:00PM Oct 10, 2019Observed: 92.54 ft at 6:00PM Oct 10, 2019Observed: 92.49 ft at 7:00PM Oct 10, 2019Observed: 92.44 ft at 8:00PM Oct 10, 2019Observed: 92.48 ft at 9:00PM Oct 10, 2019Observed: 92.54 ft at 10:00PM Oct 10, 2019Observed: 92.53 ft at 11:00PM Oct 10, 2019Observed: 92.44 ft at 12:00AM Oct 11, 2019Observed: 92.58 ft at 1:00AM Oct 11, 2019Observed: 92.61 ft at 2:00AM Oct 11, 2019Observed: 92.86 ft at 3:00AM Oct 11, 2019Observed: 92.92 ft at 4:00AM Oct 11, 2019Observed: 93.08 ft at 5:00AM Oct 11, 2019Observed: 93.03 ft at 6:00AM Oct 11, 2019Observed: 92.97 ft at 7:00AM Oct 11, 2019Observed: 92.91 ft at 8:00AM Oct 11, 2019Observed: 93.01 ft at 9:00AM Oct 11, 2019Observed: 93.06 ft at 10:00AM Oct 11, 2019Observed: 93.09 ft at 11:00AM Oct 11, 2019Observed: 93.15 ft at 12:00PM Oct 11, 2019Observed: 93.16 ft at 1:00PM Oct 11, 2019Observed: 93.17 ft at 2:00PM Oct 11, 2019Observed: 93.16 ft at 3:00PM Oct 11, 2019Observed: 93.14 ft at 4:00PM Oct 11, 2019Observed: 93.08 ft at 5:00PM Oct 11, 2019Observed: 93.03 ft at 6:00PM Oct 11, 2019Observed: 93.01 ft at 7:00PM Oct 11, 2019Observed: 93.05 ft at 8:00PM Oct 11, 2019Observed: 93.08 ft at 9:00PM Oct 11, 2019Observed: 93.15 ft at 10:00PM Oct 11, 2019Observed: 93.14 ft at 11:00PM Oct 11, 2019Observed: 93.12 ft at 12:00AM Oct 12, 2019Observed: 93.1 ft at 1:00AM Oct 12, 2019Observed: 93.14 ft at 2:00AM Oct 12, 2019Observed: 93.15 ft at 3:00AM Oct 12, 2019Observed: 93.23 ft at 4:00AM Oct 12, 2019Observed: 93.34 ft at 5:00AM Oct 12, 2019Observed: 93.36 ft at 6:00AM Oct 12, 2019Observed: 93.37 ft at 7:00AM Oct 12, 2019Observed: 93.39 ft at 8:00AM Oct 12, 2019Observed: 93.36 ft at 9:00AM Oct 12, 2019Observed: 93.38 ft at 10:00AM Oct 12, 2019Observed: 93.34 ft at 11:00AM Oct 12, 2019Observed: 93.36 ft at 12:00PM Oct 12, 2019Observed: 93.38 ft at 1:00PM Oct 12, 2019Observed: 93.38 ft at 2:00PM Oct 12, 2019Observed: 93.33 ft at 3:00PM Oct 12, 2019Observed: 93.27 ft at 4:00PM Oct 12, 2019Observed: 93.3 ft at 5:00PM Oct 12, 2019Observed: 93.24 ft at 6:00PM Oct 12, 2019Observed: 93.19 ft at 7:00PM Oct 12, 2019Observed: 93.14 ft at 8:00PM Oct 12, 2019Observed: 93.13 ft at 9:00PM Oct 12, 2019Observed: 93.09 ft at 10:00PM Oct 12, 2019Observed: 93.08 ft at 11:00PM Oct 12, 2019Observed: 93.07 ft at 12:00AM Oct 13, 2019Observed: 93.07 ft at 1:00AM Oct 13, 2019Observed: 93 ft at 2:00AM Oct 13, 2019Observed: 92.96 ft at 3:00AM Oct 13, 2019Observed: 92.94 ft at 4:00AM Oct 13, 2019Observed: 93.15 ft at 5:00AM Oct 13, 2019Observed: 93.11 ft at 6:00AM Oct 13, 2019Observed: 93.14 ft at 7:00AM Oct 13, 2019Observed: 93.11 ft at 8:00AM Oct 13, 2019Observed: 93.14 ft at 9:00AM Oct 13, 2019Observed: 93.16 ft at 10:00AM Oct 13, 2019Observed: 93.19 ft at 11:00AM Oct 13, 2019Observed: 93.2 ft at 12:00PM Oct 13, 2019Observed: 93.25 ft at 1:00PM Oct 13, 2019Observed: 93.31 ft at 2:00PM Oct 13, 2019Observed: 93.39 ft at 3:00PM Oct 13, 2019Observed: 93.44 ft at 4:00PM Oct 13, 2019Observed: 93.49 ft at 5:00PM Oct 13, 2019Observed: 93.52 ft at 6:00PM Oct 13, 2019Observed: 93.53 ft at 7:00PM Oct 13, 2019Observed: 93.46 ft at 8:00PM Oct 13, 2019Observed: 93.48 ft at 9:00PM Oct 13, 2019Observed: 93.52 ft at 10:00PM Oct 13, 2019Observed: 93.53 ft at 11:00PM Oct 13, 2019Observed: 93.49 ft at 12:00AM Oct 14, 2019Observed: 93.45 ft at 1:00AM Oct 14, 2019Observed: 93.68 ft at 2:00AM Oct 14, 2019Observed: 93.61 ft at 3:00AM Oct 14, 2019Observed: 93.71 ft at 4:00AM Oct 14, 2019Observed: 93.7 ft at 5:00AM Oct 14, 2019Observed: 93.7 ft at 6:00AM Oct 14, 2019Observed: 93.68 ft at 7:00AM Oct 14, 2019Observed: 93.68 ft at 8:00AM Oct 14, 2019Observed: 93.63 ft at 9:00AM Oct 14, 2019Observed: 93.6 ft at 10:00AM Oct 14, 2019Observed: 93.59 ft at 11:00AM Oct 14, 2019Observed: 93.6 ft at 12:00PM Oct 14, 2019Observed: 93.64 ft at 1:00PM Oct 14, 2019Observed: 93.61 ft at 2:00PM Oct 14, 2019Observed: 93.62 ft at 3:00PM Oct 14, 2019Observed: 93.65 ft at 4:00PM Oct 14, 2019Observed: 93.67 ft at 5:00PM Oct 14, 2019Observed: 93.7 ft at 6:00PM Oct 14, 2019Observed: 93.72 ft at 7:00PM Oct 14, 2019Observed: 93.74 ft at 8:00PM Oct 14, 2019Observed: 93.8 ft at 9:00PM Oct 14, 2019Observed: 93.82 ft at 10:00PM Oct 14, 2019Observed: 94.02 ft at 11:00PM Oct 14, 2019Observed: 94.08 ft at 12:00AM Oct 15, 2019Observed: 94.24 ft at 1:00AM Oct 15, 2019Observed: 94.26 ft at 2:00AM Oct 15, 2019Observed: 94.33 ft at 3:00AM Oct 15, 2019Observed: 94.38 ft at 4:00AM Oct 15, 2019Observed: 94.4 ft at 5:00AM Oct 15, 2019Observed: 94.39 ft at 6:00AM Oct 15, 2019Observed: 94.38 ft at 7:00AM Oct 15, 2019Observed: 94.45 ft at 8:00AM Oct 15, 2019Observed: 94.45 ft at 9:00AM Oct 15, 2019Observed: 94.43 ft at 10:00AM Oct 15, 2019Observed: 94.43 ft at 11:00AM Oct 15, 2019Observed: 94.43 ft at 12:00PM Oct 15, 2019Observed: 94.43 ft at 1:00PM Oct 15, 2019Observed: 94.43 ft at 2:00PM Oct 15, 2019Observed: 94.46 ft at 3:00PM Oct 15, 2019Observed: 94.5 ft at 4:00PM Oct 15, 2019Observed: 94.57 ft at 5:00PM Oct 15, 2019Observed: 94.61 ft at 6:00PM Oct 15, 2019Observed: 94.63 ft at 7:00PM Oct 15, 2019Observed: 94.65 ft at 8:00PM Oct 15, 2019Observed: 94.68 ft at 9:00PM Oct 15, 2019Observed: 94.7 ft at 10:00PM Oct 15, 2019Highest Observation: 94.71 ft at 11:00PM Oct 15, 2019Observed: 94.7 ft at 12:00AM Oct 16, 2019Observed: 94.68 ft at 1:00AM Oct 16, 2019Observed: 94.6 ft at 2:00AM Oct 16, 2019Observed: 94.52 ft at 3:00AM Oct 16, 2019Observed: 94.61 ft at 4:00AM Oct 16, 2019Observed: 94.7 ft at 5:00AM Oct 16, 2019Observed: 94.7 ft at 6:00AM Oct 16, 2019Observed: 94.68 ft at 7:00AM Oct 16, 2019Observed: 94.65 ft at 8:00AM Oct 16, 2019Observed: 94.6 ft at 9:00AM Oct 16, 2019Observed: 94.51 ft at 10:00AM Oct 16, 2019Observed: 94.42 ft at 11:00AM Oct 16, 2019Observed: 94.3 ft at 12:00PM Oct 16, 2019Observed: 94.18 ft at 1:00PM Oct 16, 2019Observed: 94.07 ft at 2:00PM Oct 16, 2019Observed: 94.09 ft at 3:00PM Oct 16, 2019Observed: 94.12 ft at 4:00PM Oct 16, 2019Observed: 94.16 ft at 5:00PM Oct 16, 2019Observed: 94.19 ft at 6:00PM Oct 16, 2019Observed: 94.19 ft at 7:00PM Oct 16, 2019Observed: 94.17 ft at 8:00PM Oct 16, 2019Observed: 94.13 ft at 9:00PM Oct 16, 2019Observed: 94.08 ft at 10:00PM Oct 16, 2019Observed: 94.07 ft at 11:00PM Oct 16, 2019Observed: 94.02 ft at 12:00AM Oct 17, 2019Observed: 94.02 ft at 1:00AM Oct 17, 2019Observed: 94.06 ft at 2:00AM Oct 17, 2019Observed: 94.15 ft at 3:00AM Oct 17, 2019JCSS1(plotting HPIRZ) Graph Created (4:35AM Oct 17, 2019)ObservedLatest observed value: 94.15 ft at 3:00 AM EDT 17-Oct-2019. Flood Stage is 102 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
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 Jocassee Dam. Only observed stages are available for this point.

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Downstream Gauge Downstream Gauge - at Keowee Dam
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) 100.82 ft on 08/17/1994
(2) 100.19 ft on 07/29/1992
(3) 100.00 ft on 04/23/2003
(4) 99.99 ft on 05/21/2010
(5) 99.97 ft on 09/08/2004
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 99.99 ft on 05/21/2010
(2) 99.30 ft on 09/10/2004
(3) 99.97 ft on 09/08/2004
(4) 100.00 ft on 04/23/2003
(5) 99.90 ft on 06/05/1996
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 71.80 ft on 01/05/1989
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
114.5 FLOODING ALONG SHORELINE WILL BEGIN. BRIDGES THAT WILL LIKELY BE CLOSED ARE HIGHWAY 11 EAST OF SALEM. HIGHWAYS 183, US 76, SR 37 AND 27.
105 MODERATE FLOODING
102 FLOOD STAGE ... LEVEL AT WHICH SOME DOCKS...STRUCTURES AND BUSINESSES ALONG THE SHORELINE WILL BEGIN TO FLOOD.
100 FULL POOL ELEVATION. SOME BACKWATER EFFECTS ALONG CANE, MCKINNEYS AND EASTATOE CREEKS.
Photos
(1) Lake Jocassee dam
About This Location Collapse

Latitude: 34.959722° N, Longitude: 82.918056° 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 Collapse
FOR MORE INFORMATION ABOUT THIS LAKE GO TO http://www.duke-energy.com/lakes/levels.asp
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
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Page last modified: 1-Mar-2019 12:35 AM
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