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Hydrograph River at a Glance Download
Nantahala River at Nantahala Dam Pool (ft)Observed: 77.42 ft at 7:00PM Jan 17, 2021Observed: 77.43 ft at 8:00PM Jan 17, 2021Observed: 77.43 ft at 9:00PM Jan 17, 2021Observed: 77.46 ft at 10:00PM Jan 17, 2021Observed: 77.49 ft at 11:00PM Jan 17, 2021Observed: 77.5 ft at 12:00AM Jan 18, 2021Observed: 77.52 ft at 1:00AM Jan 18, 2021Observed: 77.52 ft at 2:00AM Jan 18, 2021Observed: 77.56 ft at 3:00AM Jan 18, 2021Observed: 77.57 ft at 4:00AM Jan 18, 2021Observed: 77.58 ft at 5:00AM Jan 18, 2021Observed: 77.6 ft at 6:00AM Jan 18, 2021Observed: 77.63 ft at 7:00AM Jan 18, 2021Observed: 77.64 ft at 8:00AM Jan 18, 2021Observed: 77.64 ft at 9:00AM Jan 18, 2021Observed: 77.64 ft at 10:00AM Jan 18, 2021Observed: 77.65 ft at 11:00AM Jan 18, 2021Observed: 77.65 ft at 12:00PM Jan 18, 2021Observed: 77.67 ft at 1:00PM Jan 18, 2021Observed: 77.7 ft at 2:00PM Jan 18, 2021Observed: 77.72 ft at 3:00PM Jan 18, 2021Observed: 77.74 ft at 4:00PM Jan 18, 2021Observed: 77.75 ft at 5:00PM Jan 18, 2021Observed: 77.77 ft at 6:00PM Jan 18, 2021Observed: 77.79 ft at 7:00PM Jan 18, 2021Observed: 77.81 ft at 8:00PM Jan 18, 2021Observed: 77.81 ft at 9:00PM Jan 18, 2021Observed: 77.84 ft at 10:00PM Jan 18, 2021Observed: 77.85 ft at 11:00PM Jan 18, 2021Observed: 77.87 ft at 12:00AM Jan 19, 2021Observed: 77.89 ft at 1:00AM Jan 19, 2021Observed: 77.91 ft at 2:00AM Jan 19, 2021Observed: 77.91 ft at 3:00AM Jan 19, 2021Observed: 77.94 ft at 4:00AM Jan 19, 2021Observed: 77.95 ft at 5:00AM Jan 19, 2021Observed: 77.96 ft at 6:00AM Jan 19, 2021Observed: 77.97 ft at 7:00AM Jan 19, 2021Observed: 78 ft at 8:00AM Jan 19, 2021Observed: 78.01 ft at 9:00AM Jan 19, 2021Observed: 78.02 ft at 10:00AM Jan 19, 2021Observed: 78.04 ft at 11:00AM Jan 19, 2021Observed: 78.06 ft at 12:00PM Jan 19, 2021Observed: 78.07 ft at 1:00PM Jan 19, 2021Observed: 78.1 ft at 2:00PM Jan 19, 2021Observed: 78.11 ft at 3:00PM Jan 19, 2021Observed: 78.12 ft at 4:00PM Jan 19, 2021Observed: 78.14 ft at 5:00PM Jan 19, 2021Observed: 78.16 ft at 6:00PM Jan 19, 2021Observed: 78.17 ft at 7:00PM Jan 19, 2021Observed: 78.19 ft at 8:00PM Jan 19, 2021Observed: 78.19 ft at 9:00PM Jan 19, 2021Observed: 78.21 ft at 10:00PM Jan 19, 2021Observed: 78.24 ft at 11:00PM Jan 19, 2021Observed: 78.24 ft at 12:00AM Jan 20, 2021Observed: 78.26 ft at 1:00AM Jan 20, 2021Observed: 78.27 ft at 2:00AM Jan 20, 2021Observed: 78.3 ft at 3:00AM Jan 20, 2021Observed: 78.31 ft at 4:00AM Jan 20, 2021Observed: 78.32 ft at 5:00AM Jan 20, 2021Observed: 78.34 ft at 6:00AM Jan 20, 2021Observed: 78.36 ft at 7:00AM Jan 20, 2021Observed: 78.36 ft at 8:00AM Jan 20, 2021Observed: 78.36 ft at 9:00AM Jan 20, 2021Observed: 78.36 ft at 10:00AM Jan 20, 2021Observed: 78.37 ft at 11:00AM Jan 20, 2021Observed: 78.39 ft at 12:00PM Jan 20, 2021Observed: 78.41 ft at 1:00PM Jan 20, 2021Observed: 78.43 ft at 2:00PM Jan 20, 2021Observed: 78.43 ft at 3:00PM Jan 20, 2021Observed: 78.45 ft at 4:00PM Jan 20, 2021Observed: 78.46 ft at 5:00PM Jan 20, 2021Observed: 78.47 ft at 6:00PM Jan 20, 2021Observed: 78.49 ft at 7:00PM Jan 20, 2021Observed: 78.51 ft at 8:00PM Jan 20, 2021Observed: 78.52 ft at 9:00PM Jan 20, 2021Observed: 78.54 ft at 10:00PM Jan 20, 2021Observed: 78.56 ft at 11:00PM Jan 20, 2021Observed: 78.56 ft at 12:00AM Jan 21, 2021Observed: 78.58 ft at 1:00AM Jan 21, 2021Observed: 78.59 ft at 2:00AM Jan 21, 2021Observed: 78.62 ft at 3:00AM Jan 21, 2021Observed: 78.62 ft at 4:00AM Jan 21, 2021Observed: 78.65 ft at 5:00AM Jan 21, 2021Observed: 78.66 ft at 6:00AM Jan 21, 2021Observed: 78.68 ft at 7:00AM Jan 21, 2021Observed: 78.69 ft at 8:00AM Jan 21, 2021Observed: 78.72 ft at 9:00AM Jan 21, 2021Observed: 78.74 ft at 10:00AM Jan 21, 2021Observed: 78.76 ft at 11:00AM Jan 21, 2021Observed: 78.78 ft at 12:00PM Jan 21, 2021Observed: 78.81 ft at 1:00PM Jan 21, 2021Observed: 78.83 ft at 2:00PM Jan 21, 2021Observed: 78.85 ft at 3:00PM Jan 21, 2021Observed: 78.88 ft at 4:00PM Jan 21, 2021Observed: 78.9 ft at 5:00PM Jan 21, 2021Observed: 78.91 ft at 6:00PM Jan 21, 2021Observed: 78.93 ft at 7:00PM Jan 21, 2021Observed: 78.95 ft at 8:00PM Jan 21, 2021Observed: 78.98 ft at 9:00PM Jan 21, 2021Observed: 79 ft at 10:00PM Jan 21, 2021Observed: 79.01 ft at 11:00PM Jan 21, 2021Observed: 79.03 ft at 12:00AM Jan 22, 2021Observed: 79.04 ft at 1:00AM Jan 22, 2021Observed: 79.06 ft at 2:00AM Jan 22, 2021Observed: 79.08 ft at 3:00AM Jan 22, 2021Observed: 79.09 ft at 4:00AM Jan 22, 2021Observed: 79.11 ft at 5:00AM Jan 22, 2021Observed: 79.14 ft at 6:00AM Jan 22, 2021Observed: 79.14 ft at 7:00AM Jan 22, 2021Observed: 79.15 ft at 8:00AM Jan 22, 2021Observed: 79.17 ft at 9:00AM Jan 22, 2021Observed: 79.17 ft at 10:00AM Jan 22, 2021Observed: 79.18 ft at 11:00AM Jan 22, 2021Observed: 79.18 ft at 12:00PM Jan 22, 2021Observed: 79.19 ft at 1:00PM Jan 22, 2021Observed: 79.22 ft at 2:00PM Jan 22, 2021Observed: 79.24 ft at 3:00PM Jan 22, 2021Observed: 79.25 ft at 4:00PM Jan 22, 2021Observed: 79.27 ft at 5:00PM Jan 22, 2021Observed: 79.29 ft at 6:00PM Jan 22, 2021Observed: 79.3 ft at 7:00PM Jan 22, 2021Observed: 79.32 ft at 8:00PM Jan 22, 2021Observed: 79.33 ft at 9:00PM Jan 22, 2021Observed: 79.33 ft at 10:00PM Jan 22, 2021Observed: 79.35 ft at 11:00PM Jan 22, 2021Observed: 79.36 ft at 12:00AM Jan 23, 2021Observed: 79.38 ft at 1:00AM Jan 23, 2021Observed: 79.4 ft at 2:00AM Jan 23, 2021Observed: 79.42 ft at 3:00AM Jan 23, 2021Observed: 79.44 ft at 4:00AM Jan 23, 2021Observed: 79.45 ft at 5:00AM Jan 23, 2021Observed: 79.47 ft at 6:00AM Jan 23, 2021Observed: 79.46 ft at 7:00AM Jan 23, 2021Observed: 79.48 ft at 8:00AM Jan 23, 2021Observed: 79.5 ft at 9:00AM Jan 23, 2021Observed: 79.51 ft at 10:00AM Jan 23, 2021Observed: 79.53 ft at 11:00AM Jan 23, 2021Observed: 79.56 ft at 12:00PM Jan 23, 2021Observed: 79.57 ft at 1:00PM Jan 23, 2021Observed: 79.58 ft at 2:00PM Jan 23, 2021Observed: 79.6 ft at 3:00PM Jan 23, 2021Observed: 79.6 ft at 4:00PM Jan 23, 2021Observed: 79.63 ft at 5:00PM Jan 23, 2021Observed: 79.64 ft at 6:00PM Jan 23, 2021Observed: 79.65 ft at 7:00PM Jan 23, 2021Observed: 79.67 ft at 8:00PM Jan 23, 2021Observed: 79.69 ft at 9:00PM Jan 23, 2021Observed: 79.7 ft at 10:00PM Jan 23, 2021Observed: 79.71 ft at 11:00PM Jan 23, 2021Observed: 79.73 ft at 12:00AM Jan 24, 2021Observed: 79.75 ft at 1:00AM Jan 24, 2021Observed: 79.77 ft at 2:00AM Jan 24, 2021Observed: 79.79 ft at 3:00AM Jan 24, 2021Observed: 79.78 ft at 4:00AM Jan 24, 2021Observed: 79.81 ft at 5:00AM Jan 24, 2021Observed: 79.82 ft at 6:00AM Jan 24, 2021Observed: 79.84 ft at 7:00AM Jan 24, 2021Observed: 79.83 ft at 8:00AM Jan 24, 2021Observed: 79.84 ft at 9:00AM Jan 24, 2021Observed: 79.85 ft at 10:00AM Jan 24, 2021Observed: 79.85 ft at 11:00AM Jan 24, 2021Observed: 79.87 ft at 12:00PM Jan 24, 2021Observed: 79.88 ft at 1:00PM Jan 24, 2021Observed: 79.9 ft at 2:00PM Jan 24, 2021Observed: 79.92 ft at 3:00PM Jan 24, 2021Observed: 79.92 ft at 4:00PM Jan 24, 2021Observed: 79.93 ft at 5:00PM Jan 24, 2021Observed: 79.95 ft at 6:00PM Jan 24, 2021Observed: 79.97 ft at 7:00PM Jan 24, 2021Observed: 79.99 ft at 8:00PM Jan 24, 2021Observed: 80 ft at 9:00PM Jan 24, 2021Observed: 80.02 ft at 10:00PM Jan 24, 2021Observed: 80.04 ft at 11:00PM Jan 24, 2021Observed: 80.06 ft at 12:00AM Jan 25, 2021Observed: 80.09 ft at 1:00AM Jan 25, 2021Observed: 80.09 ft at 2:00AM Jan 25, 2021Observed: 80.11 ft at 3:00AM Jan 25, 2021Observed: 80.13 ft at 4:00AM Jan 25, 2021Observed: 80.14 ft at 5:00AM Jan 25, 2021Observed: 80.17 ft at 6:00AM Jan 25, 2021Observed: 80.2 ft at 7:00AM Jan 25, 2021Observed: 80.22 ft at 8:00AM Jan 25, 2021Observed: 80.26 ft at 9:00AM Jan 25, 2021Observed: 80.29 ft at 10:00AM Jan 25, 2021Observed: 80.33 ft at 11:00AM Jan 25, 2021Observed: 80.35 ft at 12:00PM Jan 25, 2021Observed: 80.39 ft at 1:00PM Jan 25, 2021Observed: 80.42 ft at 2:00PM Jan 25, 2021Observed: 80.46 ft at 3:00PM Jan 25, 2021Observed: 80.48 ft at 4:00PM Jan 25, 2021Observed: 80.51 ft at 5:00PM Jan 25, 2021Observed: 80.54 ft at 6:00PM Jan 25, 2021Observed: 80.58 ft at 7:00PM Jan 25, 2021Observed: 80.59 ft at 8:00PM Jan 25, 2021Observed: 80.62 ft at 9:00PM Jan 25, 2021Observed: 80.65 ft at 10:00PM Jan 25, 2021Observed: 80.69 ft at 11:00PM Jan 25, 2021Observed: 80.74 ft at 12:00AM Jan 26, 2021Observed: 80.78 ft at 1:00AM Jan 26, 2021Observed: 80.82 ft at 2:00AM Jan 26, 2021Observed: 80.89 ft at 3:00AM Jan 26, 2021Observed: 80.94 ft at 4:00AM Jan 26, 2021Observed: 81.01 ft at 5:00AM Jan 26, 2021Observed: 81.08 ft at 6:00AM Jan 26, 2021Observed: 81.15 ft at 7:00AM Jan 26, 2021Observed: 81.19 ft at 8:00AM Jan 26, 2021Observed: 81.25 ft at 9:00AM Jan 26, 2021Observed: 81.3 ft at 10:00AM Jan 26, 2021Observed: 81.35 ft at 11:00AM Jan 26, 2021Observed: 81.39 ft at 12:00PM Jan 26, 2021Observed: 81.45 ft at 1:00PM Jan 26, 2021Observed: 81.5 ft at 2:00PM Jan 26, 2021Observed: 81.54 ft at 3:00PM Jan 26, 2021Observed: 81.58 ft at 4:00PM Jan 26, 2021Observed: 81.62 ft at 5:00PM Jan 26, 2021Highest Observation: 81.68 ft at 7:00PM Jan 26, 2021NANN7(plotting HPIRZ) Graph Created (9:06PM Jan 26, 2021)ObservedLatest observed value: 81.68 ft at 7:00 PM EST 26-Jan-2021. Flood Stage is 102 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

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

Return to Area Map
Upstream Gauge - near Rainbow Springs Upstream Gauge Downstream Gauge Downstream Gauge - near HEWITT
Flood Categories (in feet)
Major Flood Stage: 110
Moderate Flood Stage: 105
Flood Stage: 102
Action Stage: 99.2
Low Stage (in feet): -9999

Historic Crests
(1) 98.73 ft on 09/22/2004
(2) 94.91 ft on 03/12/2011

(P): Preliminary values subject to further review.

Recent Crests
(1) 94.91 ft on 03/12/2011
(2) 98.73 ft on 09/22/2004

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
2400 A DISCHARGE OF 2400 CFS WILL LIKELY CAUSE FLOODING PROBLEMS DOWNSTREAM OF THE DAM.
720 720 CFS OR HIGHER MAY CAUSE PROBLEMS DOWN STREAM. THE SECTION OF NANTAHALA DAM ROAD THAT FORDS THE RIVER WILL BE CLOSED.
110 MAJOR FLOODING BEGINS. HOMES AND BRIDGES DOWNSTREAM OF THE DAM MAY BE AFFECTED. DANGEROUS FOR WHITEATER RAFTING AND OTHER WATER ENTHUSIASTS.
105 MODERATE FLOODING ALONG SHORELINE AND DOWNSTREAM OF THE DAM. WHITEWATER RAFTING OPERATIONS DEFINITELY IMPACTED.
102 MINOR FLOODING OF DOCKS, WITH POSSIBLE ADVERSE IMPACT ON CANOERS AND WHITEWATER RAFTING OPERATIONS, BEGINS.
100 FULL POOL.
Photos
(1) view of Nantahala Dam
About This Location Collapse

Latitude: 35.199722° N, Longitude: 83.653056° 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 2881 ft 2981 ft  

Current/Historical Observations:
Additional Information Collapse
FOR MORE INFORMATION ABOUT THIS LAKE GO TO http://www.nantahalapower.com/lakes/levels/
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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