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Hydrograph River at a Glance Download
Keuka Lake at Hammondsport Pool (ft)Observed: 713.39 ft at 3:51AM Dec 03, 2016Observed: 713.41 ft at 4:21AM Dec 03, 2016Highest Observation: 713.44 ft at 4:51AM Dec 03, 2016Observed: 713.4 ft at 5:51AM Dec 03, 2016Observed: 713.41 ft at 6:22AM Dec 03, 2016Observed: 713.4 ft at 6:51AM Dec 03, 2016Observed: 713.41 ft at 7:21AM Dec 03, 2016Observed: 713.41 ft at 7:22AM Dec 03, 2016Observed: 713.36 ft at 8:22AM Dec 03, 2016Observed: 713.43 ft at 8:52AM Dec 03, 2016Observed: 713.36 ft at 9:22AM Dec 03, 2016Observed: 713.41 ft at 9:52AM Dec 03, 2016Observed: 713.41 ft at 10:52AM Dec 03, 2016Observed: 713.34 ft at 10:53AM Dec 03, 2016Observed: 713.38 ft at 11:23AM Dec 03, 2016Observed: 713.37 ft at 11:53AM Dec 03, 2016Observed: 713.35 ft at 12:23PM Dec 03, 2016Observed: 713.38 ft at 12:53PM Dec 03, 2016Observed: 713.3 ft at 1:23PM Dec 03, 2016Observed: 713.33 ft at 1:53PM Dec 03, 2016Observed: 713.3 ft at 2:23PM Dec 03, 2016Observed: 713.33 ft at 2:53PM Dec 03, 2016Observed: 713.39 ft at 3:24PM Dec 03, 2016Observed: 713.39 ft at 4:24PM Dec 03, 2016Observed: 713.38 ft at 8:55PM Dec 03, 2016Observed: 713.4 ft at 9:25PM Dec 03, 2016Observed: 713.38 ft at 9:55PM Dec 03, 2016Observed: 713.36 ft at 10:25PM Dec 03, 2016Observed: 713.36 ft at 11:25PM Dec 03, 2016Observed: 713.38 ft at 11:26PM Dec 03, 2016Observed: 713.41 ft at 12:26AM Dec 04, 2016Observed: 713.41 ft at 1:26AM Dec 04, 2016Observed: 713.38 ft at 2:27AM Dec 04, 2016Observed: 713.37 ft at 3:27AM Dec 04, 2016Observed: 713.34 ft at 3:57AM Dec 04, 2016Observed: 713.41 ft at 4:27AM Dec 04, 2016Observed: 713.41 ft at 4:57AM Dec 04, 2016Observed: 713.41 ft at 5:27AM Dec 04, 2016Observed: 713.42 ft at 5:28AM Dec 04, 2016Observed: 713.41 ft at 5:57AM Dec 04, 2016Observed: 713.37 ft at 5:58AM Dec 04, 2016Observed: 713.35 ft at 6:28AM Dec 04, 2016Observed: 713.37 ft at 6:58AM Dec 04, 2016Observed: 713.4 ft at 7:28AM Dec 04, 2016Observed: 713.41 ft at 7:58AM Dec 04, 2016Observed: 713.38 ft at 8:28AM Dec 04, 2016Observed: 713.35 ft at 8:58AM Dec 04, 2016Observed: 713.38 ft at 9:28AM Dec 04, 2016Observed: 713.42 ft at 9:29AM Dec 04, 2016Observed: 713.35 ft at 9:58AM Dec 04, 2016Observed: 713.42 ft at 10:29AM Dec 04, 2016Observed: 713.29 ft at 6:01PM Dec 04, 2016Observed: 713.29 ft at 7:01PM Dec 04, 2016Observed: 713.35 ft at 10:32PM Dec 04, 2016Observed: 713.35 ft at 11:32PM Dec 04, 2016Observed: 713.28 ft at 3:03AM Dec 05, 2016Observed: 713.28 ft at 4:03AM Dec 05, 2016Observed: 713.26 ft at 5:34AM Dec 05, 2016Observed: 713.26 ft at 6:33AM Dec 05, 2016Observed: 713.32 ft at 7:04AM Dec 05, 2016Observed: 713.34 ft at 7:34AM Dec 05, 2016Observed: 713.35 ft at 8:04AM Dec 05, 2016Observed: 713.34 ft at 8:34AM Dec 05, 2016Observed: 713.32 ft at 9:04AM Dec 05, 2016Observed: 713.3 ft at 9:34AM Dec 05, 2016Observed: 713.32 ft at 10:04AM Dec 05, 2016Observed: 713.3 ft at 10:34AM Dec 05, 2016Observed: 713.37 ft at 11:05AM Dec 05, 2016Observed: 713.37 ft at 12:05PM Dec 05, 2016Observed: 713.35 ft at 3:36PM Dec 05, 2016Observed: 713.39 ft at 4:06PM Dec 05, 2016Observed: 713.35 ft at 4:36PM Dec 05, 2016Observed: 713.35 ft at 5:06PM Dec 05, 2016Observed: 713.33 ft at 5:36PM Dec 05, 2016Observed: 713.35 ft at 6:06PM Dec 05, 2016Observed: 713.33 ft at 6:36PM Dec 05, 2016Observed: 713.34 ft at 8:07PM Dec 05, 2016Observed: 713.34 ft at 9:07PM Dec 05, 2016Observed: 713.35 ft at 3:39AM Dec 06, 2016Observed: 713.35 ft at 4:39AM Dec 06, 2016Observed: 713.35 ft at 5:09AM Dec 06, 2016Observed: 713.35 ft at 6:09AM Dec 06, 2016Observed: 713.37 ft at 6:10AM Dec 06, 2016Observed: 713.36 ft at 7:10AM Dec 06, 2016Observed: 713.34 ft at 8:10AM Dec 06, 2016Observed: 713.33 ft at 8:40AM Dec 06, 2016Observed: 713.34 ft at 9:10AM Dec 06, 2016Observed: 713.33 ft at 9:40AM Dec 06, 2016Observed: 713.32 ft at 10:10AM Dec 06, 2016Observed: 713.33 ft at 10:40AM Dec 06, 2016Observed: 713.32 ft at 11:10AM Dec 06, 2016Observed: 713.26 ft at 3:42PM Dec 06, 2016Observed: 713.27 ft at 4:42PM Dec 06, 2016Observed: 713.27 ft at 5:42PM Dec 06, 2016Observed: 713.32 ft at 7:43PM Dec 06, 2016Observed: 713.35 ft at 8:13PM Dec 06, 2016Observed: 713.32 ft at 8:43PM Dec 06, 2016Observed: 713.35 ft at 9:13PM Dec 06, 2016Observed: 713.33 ft at 9:43PM Dec 06, 2016Observed: 713.33 ft at 10:43PM Dec 06, 2016Observed: 713.33 ft at 11:14PM Dec 06, 2016Observed: 713.32 ft at 11:44PM Dec 06, 2016Observed: 713.33 ft at 12:14AM Dec 07, 2016Observed: 713.32 ft at 12:44AM Dec 07, 2016Observed: 713.37 ft at 1:14AM Dec 07, 2016Observed: 713.37 ft at 2:14AM Dec 07, 2016KKLN6(plotting HPIRR) Graph Created (3:30AM Dec 7, 2016)ObservedLatest observed value: 713.37 ft at 2:14 AM EST 7-Dec-2016. Flood Stage is 716.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Keuka Lake at Hammondsport. Only observed stages are available for this point.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 719
Moderate Flood Stage: 718
Flood Stage: 716.5
Action Stage: 715
Low Stage (in feet): 0

Historic Crests
(1) 716.52 ft on 05/17/2014

(P): Preliminary values subject to further review.

Recent Crests
(1) 716.52 ft on 05/17/2014

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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

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.
About This Location Collapse

Latitude: 42.406111° N, Longitude: 77.218889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 716.5 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 716.5 ft  
Additional Information Collapse
This lake level is provided to the National Weather Service by the Environmental Emergency Services, Inc. IFLOWS system. Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
3 Day (SREF) 7 Day (NAEFS) 7 Day (GEFS)
SREF Ensemble NAEFS Ensemble  GEFS Ensemble 

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics. 

Click individual graphics to enlarge.

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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
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Johnson City, NY 13790
(607) 729-1597
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Page last modified: 13-Aug-2015 1:57 AM
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