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Hydrograph River at a Glance Download
Keuka Lake at Hammondsport Stage (ft)Observed: 713.29 ft at 10:44AM Nov 27, 2021Observed: 713.27 ft at 11:14AM Nov 27, 2021Observed: 713.24 ft at 11:44AM Nov 27, 2021Observed: 713.21 ft at 12:14PM Nov 27, 2021Observed: 713.26 ft at 12:44PM Nov 27, 2021Highest Observation: 713.3 ft at 1:14PM Nov 27, 2021Observed: 713.25 ft at 1:45PM Nov 27, 2021Observed: 713.22 ft at 2:15PM Nov 27, 2021Observed: 713.22 ft at 2:45PM Nov 27, 2021Observed: 713.26 ft at 3:15PM Nov 27, 2021Observed: 713.29 ft at 3:45PM Nov 27, 2021Observed: 713.26 ft at 4:15PM Nov 27, 2021Observed: 713.22 ft at 4:45PM Nov 27, 2021Observed: 713.21 ft at 5:15PM Nov 27, 2021Observed: 713.27 ft at 5:45PM Nov 27, 2021Observed: 713.29 ft at 6:15PM Nov 27, 2021Observed: 713.24 ft at 6:45PM Nov 27, 2021Observed: 713.21 ft at 7:15PM Nov 27, 2021Observed: 713.22 ft at 7:46PM Nov 27, 2021Observed: 713.27 ft at 8:16PM Nov 27, 2021Observed: 713.28 ft at 8:46PM Nov 27, 2021Observed: 713.25 ft at 9:16PM Nov 27, 2021Observed: 713.19 ft at 9:46PM Nov 27, 2021Observed: 713.21 ft at 10:16PM Nov 27, 2021Observed: 713.25 ft at 10:46PM Nov 27, 2021Observed: 713.23 ft at 11:16PM Nov 27, 2021Observed: 713.21 ft at 11:46PM Nov 27, 2021Observed: 713.18 ft at 12:16AM Nov 28, 2021Observed: 713.21 ft at 12:46AM Nov 28, 2021Observed: 713.26 ft at 1:16AM Nov 28, 2021Observed: 713.22 ft at 1:47AM Nov 28, 2021Observed: 713.21 ft at 2:17AM Nov 28, 2021Observed: 713.2 ft at 2:47AM Nov 28, 2021Observed: 713.21 ft at 3:17AM Nov 28, 2021Observed: 713.26 ft at 3:47AM Nov 28, 2021Observed: 713.22 ft at 4:17AM Nov 28, 2021Observed: 713.21 ft at 4:47AM Nov 28, 2021Observed: 713.2 ft at 5:17AM Nov 28, 2021Observed: 713.2 ft at 5:47AM Nov 28, 2021Observed: 713.24 ft at 6:17AM Nov 28, 2021Observed: 713.21 ft at 6:47AM Nov 28, 2021Observed: 713.2 ft at 7:17AM Nov 28, 2021Observed: 713.21 ft at 7:48AM Nov 28, 2021Observed: 713.23 ft at 8:48AM Nov 28, 2021Observed: 713.21 ft at 9:18AM Nov 28, 2021Observed: 713.21 ft at 9:48AM Nov 28, 2021Observed: 713.18 ft at 10:18AM Nov 28, 2021Observed: 713.2 ft at 10:48AM Nov 28, 2021Observed: 713.23 ft at 11:18AM Nov 28, 2021Observed: 713.19 ft at 11:48AM Nov 28, 2021Observed: 713.22 ft at 12:18PM Nov 28, 2021Observed: 713.17 ft at 12:48PM Nov 28, 2021Observed: 713.18 ft at 1:18PM Nov 28, 2021Observed: 713.24 ft at 1:49PM Nov 28, 2021Observed: 713.2 ft at 2:19PM Nov 28, 2021Observed: 713.19 ft at 2:49PM Nov 28, 2021Observed: 713.16 ft at 3:19PM Nov 28, 2021Observed: 713.19 ft at 3:49PM Nov 28, 2021Observed: 713.23 ft at 4:19PM Nov 28, 2021Observed: 713.19 ft at 4:49PM Nov 28, 2021Observed: 713.17 ft at 5:19PM Nov 28, 2021Observed: 713.17 ft at 5:49PM Nov 28, 2021Observed: 713.22 ft at 6:19PM Nov 28, 2021Observed: 713.19 ft at 6:49PM Nov 28, 2021Observed: 713.17 ft at 7:19PM Nov 28, 2021Observed: 713.16 ft at 7:50PM Nov 28, 2021Observed: 713.17 ft at 8:20PM Nov 28, 2021Observed: 713.19 ft at 8:50PM Nov 28, 2021Observed: 713.18 ft at 9:20PM Nov 28, 2021Observed: 713.15 ft at 9:50PM Nov 28, 2021Observed: 713.15 ft at 10:20PM Nov 28, 2021Observed: 713.19 ft at 10:50PM Nov 28, 2021Observed: 713.17 ft at 11:20PM Nov 28, 2021Observed: 713.18 ft at 11:50PM Nov 28, 2021Observed: 713.15 ft at 12:20AM Nov 29, 2021Observed: 713.17 ft at 1:20AM Nov 29, 2021Observed: 713.17 ft at 1:51AM Nov 29, 2021Observed: 713.18 ft at 2:21AM Nov 29, 2021Observed: 713.15 ft at 2:51AM Nov 29, 2021Observed: 713.15 ft at 3:21AM Nov 29, 2021Observed: 713.17 ft at 4:21AM Nov 29, 2021Observed: 713.19 ft at 4:51AM Nov 29, 2021Observed: 713.15 ft at 5:51AM Nov 29, 2021Observed: 713.16 ft at 6:21AM Nov 29, 2021Observed: 713.17 ft at 6:51AM Nov 29, 2021Observed: 713.15 ft at 7:51AM Nov 29, 2021Observed: 713.14 ft at 8:22AM Nov 29, 2021Observed: 713.16 ft at 8:52AM Nov 29, 2021Observed: 713.17 ft at 9:22AM Nov 29, 2021Observed: 713.16 ft at 9:52AM Nov 29, 2021Observed: 713.14 ft at 10:22AM Nov 29, 2021Observed: 713.13 ft at 10:52AM Nov 29, 2021Observed: 713.17 ft at 11:22AM Nov 29, 2021Observed: 713.17 ft at 11:52AM Nov 29, 2021Observed: 713.15 ft at 12:22PM Nov 29, 2021Observed: 713.14 ft at 1:22PM Nov 29, 2021Observed: 713.18 ft at 1:52PM Nov 29, 2021Observed: 713.15 ft at 2:23PM Nov 29, 2021Observed: 713.16 ft at 2:53PM Nov 29, 2021Observed: 713.13 ft at 3:23PM Nov 29, 2021Observed: 713.14 ft at 3:53PM Nov 29, 2021Observed: 713.16 ft at 4:23PM Nov 29, 2021Observed: 713.14 ft at 4:53PM Nov 29, 2021Observed: 713.16 ft at 5:23PM Nov 29, 2021Observed: 713.13 ft at 5:53PM Nov 29, 2021Observed: 713.14 ft at 6:23PM Nov 29, 2021Observed: 713.15 ft at 6:53PM Nov 29, 2021Observed: 713.14 ft at 7:23PM Nov 29, 2021Observed: 713.13 ft at 7:53PM Nov 29, 2021Observed: 713.12 ft at 8:24PM Nov 29, 2021Observed: 713.11 ft at 8:54PM Nov 29, 2021Observed: 713.15 ft at 9:24PM Nov 29, 2021Observed: 713.14 ft at 9:54PM Nov 29, 2021Observed: 713.11 ft at 10:24PM Nov 29, 2021Observed: 713.11 ft at 10:54PM Nov 29, 2021Observed: 713.1 ft at 11:24PM Nov 29, 2021Observed: 713.13 ft at 11:54PM Nov 29, 2021Observed: 713.14 ft at 12:24AM Nov 30, 2021Observed: 713.11 ft at 12:54AM Nov 30, 2021Observed: 713.1 ft at 1:24AM Nov 30, 2021Observed: 713.11 ft at 1:54AM Nov 30, 2021Observed: 713.12 ft at 2:25AM Nov 30, 2021Observed: 713.14 ft at 2:55AM Nov 30, 2021Observed: 713.09 ft at 3:25AM Nov 30, 2021Observed: 713.09 ft at 3:55AM Nov 30, 2021Observed: 713.1 ft at 4:25AM Nov 30, 2021Observed: 713.12 ft at 4:55AM Nov 30, 2021Observed: 713.13 ft at 5:25AM Nov 30, 2021Observed: 713.09 ft at 5:55AM Nov 30, 2021Observed: 713.08 ft at 6:25AM Nov 30, 2021Observed: 713.1 ft at 6:55AM Nov 30, 2021Observed: 713.11 ft at 7:25AM Nov 30, 2021Observed: 713.1 ft at 7:55AM Nov 30, 2021Observed: 713.08 ft at 8:26AM Nov 30, 2021Observed: 713.07 ft at 8:56AM Nov 30, 2021Observed: 713.1 ft at 9:26AM Nov 30, 2021Observed: 713.11 ft at 10:26AM Nov 30, 2021Observed: 713.09 ft at 10:56AM Nov 30, 2021Observed: 713.1 ft at 11:26AM Nov 30, 2021Observed: 713.09 ft at 11:56AM Nov 30, 2021Observed: 713.11 ft at 12:26PM Nov 30, 2021Observed: 713.11 ft at 12:57PM Nov 30, 2021Observed: 713.08 ft at 1:26PM Nov 30, 2021Observed: 713.09 ft at 1:56PM Nov 30, 2021Observed: 713.09 ft at 2:27PM Nov 30, 2021Observed: 713.11 ft at 2:57PM Nov 30, 2021Observed: 713.1 ft at 3:27PM Nov 30, 2021Observed: 713.08 ft at 3:57PM Nov 30, 2021Observed: 713.08 ft at 4:27PM Nov 30, 2021Observed: 713.1 ft at 4:57PM Nov 30, 2021Observed: 713.11 ft at 5:27PM Nov 30, 2021Observed: 713.09 ft at 5:57PM Nov 30, 2021Observed: 713.08 ft at 6:27PM Nov 30, 2021Observed: 713.07 ft at 6:57PM Nov 30, 2021Observed: 713.09 ft at 7:27PM Nov 30, 2021Observed: 713.09 ft at 7:57PM Nov 30, 2021Observed: 713.09 ft at 8:28PM Nov 30, 2021Observed: 713.09 ft at 8:58PM Nov 30, 2021Observed: 713.07 ft at 9:28PM Nov 30, 2021Observed: 713.1 ft at 9:58PM Nov 30, 2021Observed: 713.1 ft at 10:28PM Nov 30, 2021Observed: 713.06 ft at 10:58PM Nov 30, 2021Observed: 713.04 ft at 11:28PM Nov 30, 2021Observed: 713.07 ft at 11:58PM Nov 30, 2021Observed: 713.07 ft at 12:28AM Dec 01, 2021Observed: 713.11 ft at 12:58AM Dec 01, 2021Observed: 713.06 ft at 1:28AM Dec 01, 2021Observed: 713.08 ft at 1:58AM Dec 01, 2021Observed: 713.06 ft at 2:29AM Dec 01, 2021Observed: 713.08 ft at 2:59AM Dec 01, 2021Observed: 713.1 ft at 3:29AM Dec 01, 2021Observed: 713.08 ft at 3:59AM Dec 01, 2021Observed: 713.03 ft at 4:29AM Dec 01, 2021Observed: 713.07 ft at 4:59AM Dec 01, 2021Observed: 713.09 ft at 5:29AM Dec 01, 2021Observed: 713.05 ft at 5:59AM Dec 01, 2021Observed: 713.06 ft at 6:29AM Dec 01, 2021Observed: 713.04 ft at 6:59AM Dec 01, 2021Observed: 713.04 ft at 7:29AM Dec 01, 2021Observed: 713.09 ft at 7:59AM Dec 01, 2021Observed: 713.05 ft at 8:30AM Dec 01, 2021Observed: 713.08 ft at 9:00AM Dec 01, 2021Observed: 713.04 ft at 9:30AM Dec 01, 2021Observed: 713.1 ft at 10:30AM Dec 01, 2021Observed: 713.07 ft at 11:30AM Dec 01, 2021Observed: 713.03 ft at 12:00PM Dec 01, 2021Observed: 713.06 ft at 12:30PM Dec 01, 2021Observed: 713.06 ft at 1:30PM Dec 01, 2021Observed: 713.03 ft at 2:31PM Dec 01, 2021Observed: 713.06 ft at 3:01PM Dec 01, 2021Observed: 713.09 ft at 3:31PM Dec 01, 2021Observed: 713.06 ft at 4:01PM Dec 01, 2021Observed: 713.04 ft at 4:31PM Dec 01, 2021Observed: 713.04 ft at 5:01PM Dec 01, 2021Observed: 713.06 ft at 5:31PM Dec 01, 2021Observed: 713.07 ft at 6:01PM Dec 01, 2021Observed: 713.06 ft at 6:31PM Dec 01, 2021Observed: 713.05 ft at 7:01PM Dec 01, 2021Observed: 713 ft at 7:31PM Dec 01, 2021Observed: 713.05 ft at 8:01PM Dec 01, 2021Observed: 713.07 ft at 8:32PM Dec 01, 2021Observed: 713.07 ft at 9:02PM Dec 01, 2021Observed: 713.01 ft at 9:32PM Dec 01, 2021Observed: 712.99 ft at 10:02PM Dec 01, 2021Observed: 713.07 ft at 10:32PM Dec 01, 2021Observed: 713.07 ft at 11:02PM Dec 01, 2021Observed: 713.03 ft at 11:32PM Dec 01, 2021Observed: 712.99 ft at 12:02AM Dec 02, 2021Observed: 713 ft at 12:32AM Dec 02, 2021Observed: 713.07 ft at 1:02AM Dec 02, 2021Observed: 713.07 ft at 1:32AM Dec 02, 2021Observed: 713.01 ft at 2:02AM Dec 02, 2021Observed: 712.99 ft at 2:33AM Dec 02, 2021Observed: 713.02 ft at 3:03AM Dec 02, 2021Observed: 713.06 ft at 3:33AM Dec 02, 2021Observed: 713.09 ft at 4:03AM Dec 02, 2021Observed: 712.98 ft at 4:33AM Dec 02, 2021Observed: 712.95 ft at 5:03AM Dec 02, 2021Observed: 713.02 ft at 5:33AM Dec 02, 2021Observed: 713.05 ft at 6:03AM Dec 02, 2021Observed: 713.04 ft at 6:33AM Dec 02, 2021Observed: 712.99 ft at 7:03AM Dec 02, 2021Observed: 712.99 ft at 7:33AM Dec 02, 2021Observed: 713.01 ft at 8:03AM Dec 02, 2021Observed: 713.03 ft at 8:34AM Dec 02, 2021Observed: 713.06 ft at 9:04AM Dec 02, 2021Observed: 712.94 ft at 9:34AM Dec 02, 2021Observed: 712.97 ft at 10:04AM Dec 02, 2021KKLN6(plotting HGIRR) Graph Created (10:30AM Dec 2, 2021)ObservedLatest observed value: 712.97 ft at 10:04 AM EST 2-Dec-2021. 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: Gauge reading may be affected by ice.

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
Low Stage (in feet): -9999

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
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.

This lake level is provided to the National Weather Service by the Environmental Emergency Services, Inc.
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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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Page last modified: 2-Nov-2020 7:30 PM
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