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Hydrograph River at a Glance Download
Keuka Lake at Hammondsport Pool (ft)Observed: 713.9 ft at 2:14AM Oct 28, 2014Observed: 713.89 ft at 2:44AM Oct 28, 2014Observed: 713.93 ft at 5:18PM Oct 28, 2014Observed: 713.9 ft at 6:19PM Oct 28, 2014Observed: 713.9 ft at 6:49PM Oct 28, 2014Observed: 713.89 ft at 7:19PM Oct 28, 2014Observed: 713.92 ft at 7:49PM Oct 28, 2014Observed: 713.9 ft at 12:53PM Oct 29, 2014Observed: 713.83 ft at 5:24PM Oct 29, 2014Observed: 713.93 ft at 5:54PM Oct 29, 2014Highest Observation: 713.95 ft at 6:24PM Oct 29, 2014Observed: 713.94 ft at 6:54PM Oct 29, 2014Observed: 713.92 ft at 1:59PM Oct 30, 2014Observed: 713.92 ft at 2:59PM Oct 30, 2014Observed: 713.9 ft at 3:29PM Oct 30, 2014Observed: 713.93 ft at 4:29PM Oct 30, 2014Observed: 713.9 ft at 5:33AM Oct 31, 2014KKLN6(plotting HPIRR) Graph Created (6:01PM Oct 31, 2014)ObservedLatest observed value: 713.9 ft at 5:33 AM EDT 31-Oct-2014. Flood Stage is 716.5 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts are not available for the Keuka Lake at Hammondsport. Only observed stages are available for this point.
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Flood Categories (in feet)
Major Flood Stage:719
Moderate Flood Stage:718
Flood Stage:716.5
Action Stage:715

Historical Crests
(1) 716.52 ft on 05/17/2014
(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
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.
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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)
(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.
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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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Page last modified: 27-Aug-2014 7:12 PM
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