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Hydrograph River at a Glance Download
Onondaga Lake at Liverpool Pool (ft)Observed: 364.51 ft at 8:00AM Dec 01, 2021Observed: 364.51 ft at 8:15AM Dec 01, 2021Highest Observation: 364.52 ft at 8:30AM Dec 01, 2021Highest Observation: 364.52 ft at 9:00AM Dec 01, 2021Observed: 364.51 ft at 9:15AM Dec 01, 2021Observed: 364.5 ft at 9:30AM Dec 01, 2021Observed: 364.51 ft at 10:00AM Dec 01, 2021Observed: 364.5 ft at 10:15AM Dec 01, 2021Observed: 364.5 ft at 10:30AM Dec 01, 2021Observed: 364.5 ft at 11:00AM Dec 01, 2021Observed: 364.5 ft at 11:15AM Dec 01, 2021Observed: 364.49 ft at 11:30AM Dec 01, 2021Observed: 364.5 ft at 12:00PM Dec 01, 2021Observed: 364.49 ft at 12:15PM Dec 01, 2021Observed: 364.5 ft at 12:30PM Dec 01, 2021Observed: 364.49 ft at 1:00PM Dec 01, 2021Observed: 364.49 ft at 1:15PM Dec 01, 2021Observed: 364.49 ft at 1:30PM Dec 01, 2021Observed: 364.49 ft at 2:00PM Dec 01, 2021Observed: 364.48 ft at 2:15PM Dec 01, 2021Observed: 364.49 ft at 2:30PM Dec 01, 2021Observed: 364.47 ft at 3:00PM Dec 01, 2021Observed: 364.49 ft at 3:15PM Dec 01, 2021Observed: 364.48 ft at 3:30PM Dec 01, 2021Observed: 364.49 ft at 4:00PM Dec 01, 2021Observed: 364.47 ft at 4:15PM Dec 01, 2021Observed: 364.47 ft at 4:30PM Dec 01, 2021Observed: 364.47 ft at 5:00PM Dec 01, 2021Observed: 364.47 ft at 5:15PM Dec 01, 2021Observed: 364.47 ft at 5:30PM Dec 01, 2021Observed: 364.47 ft at 6:00PM Dec 01, 2021Observed: 364.46 ft at 6:15PM Dec 01, 2021Observed: 364.46 ft at 6:30PM Dec 01, 2021Observed: 364.46 ft at 7:00PM Dec 01, 2021Observed: 364.47 ft at 7:15PM Dec 01, 2021Observed: 364.47 ft at 7:30PM Dec 01, 2021Observed: 364.47 ft at 8:00PM Dec 01, 2021Observed: 364.46 ft at 8:15PM Dec 01, 2021Observed: 364.46 ft at 8:30PM Dec 01, 2021Observed: 364.46 ft at 9:00PM Dec 01, 2021Observed: 364.45 ft at 9:15PM Dec 01, 2021Observed: 364.46 ft at 9:30PM Dec 01, 2021Observed: 364.46 ft at 10:00PM Dec 01, 2021Observed: 364.45 ft at 10:15PM Dec 01, 2021Observed: 364.45 ft at 10:30PM Dec 01, 2021Observed: 364.44 ft at 11:00PM Dec 01, 2021Observed: 364.45 ft at 11:15PM Dec 01, 2021Observed: 364.44 ft at 11:30PM Dec 01, 2021Observed: 364.42 ft at 12:00AM Dec 02, 2021Observed: 364.44 ft at 12:15AM Dec 02, 2021Observed: 364.44 ft at 12:30AM Dec 02, 2021Observed: 364.43 ft at 12:45AM Dec 02, 2021Observed: 364.45 ft at 1:00AM Dec 02, 2021Observed: 364.45 ft at 1:15AM Dec 02, 2021Observed: 364.41 ft at 1:30AM Dec 02, 2021Observed: 364.45 ft at 2:00AM Dec 02, 2021Observed: 364.41 ft at 2:15AM Dec 02, 2021Observed: 364.44 ft at 2:30AM Dec 02, 2021Observed: 364.42 ft at 3:00AM Dec 02, 2021Observed: 364.46 ft at 3:15AM Dec 02, 2021Observed: 364.44 ft at 3:30AM Dec 02, 2021Observed: 364.36 ft at 4:00AM Dec 02, 2021Observed: 364.39 ft at 4:15AM Dec 02, 2021Observed: 364.43 ft at 4:30AM Dec 02, 2021Observed: 364.45 ft at 5:00AM Dec 02, 2021Observed: 364.44 ft at 5:15AM Dec 02, 2021Observed: 364.41 ft at 5:30AM Dec 02, 2021Observed: 364.45 ft at 6:00AM Dec 02, 2021Observed: 364.44 ft at 6:15AM Dec 02, 2021Observed: 364.45 ft at 6:30AM Dec 02, 2021Observed: 364.43 ft at 7:00AM Dec 02, 2021Observed: 364.42 ft at 7:15AM Dec 02, 2021Observed: 364.42 ft at 7:30AM Dec 02, 2021Observed: 364.41 ft at 8:00AM Dec 02, 2021Observed: 364.42 ft at 8:15AM Dec 02, 2021Observed: 364.4 ft at 8:30AM Dec 02, 2021Observed: 364.41 ft at 9:00AM Dec 02, 2021Observed: 364.41 ft at 9:15AM Dec 02, 2021Observed: 364.41 ft at 9:30AM Dec 02, 2021Observed: 364.4 ft at 10:00AM Dec 02, 2021Observed: 364.43 ft at 10:15AM Dec 02, 2021Observed: 364.38 ft at 10:30AM Dec 02, 2021Observed: 364.4 ft at 11:00AM Dec 02, 2021Observed: 364.38 ft at 11:15AM Dec 02, 2021Observed: 364.37 ft at 11:30AM Dec 02, 2021Observed: 364.36 ft at 12:15PM Dec 02, 2021Observed: 364.38 ft at 12:30PM Dec 02, 2021Observed: 364.4 ft at 12:45PM Dec 02, 2021Observed: 364.4 ft at 1:00PM Dec 02, 2021Observed: 364.4 ft at 1:15PM Dec 02, 2021Observed: 364.38 ft at 1:30PM Dec 02, 2021Observed: 364.37 ft at 2:00PM Dec 02, 2021Observed: 364.37 ft at 2:15PM Dec 02, 2021Observed: 364.37 ft at 2:30PM Dec 02, 2021Observed: 364.37 ft at 3:00PM Dec 02, 2021Observed: 364.36 ft at 3:15PM Dec 02, 2021Observed: 364.36 ft at 3:30PM Dec 02, 2021Observed: 364.34 ft at 4:00PM Dec 02, 2021Observed: 364.35 ft at 4:15PM Dec 02, 2021Observed: 364.36 ft at 4:30PM Dec 02, 2021Observed: 364.34 ft at 5:00PM Dec 02, 2021Observed: 364.32 ft at 5:15PM Dec 02, 2021Observed: 364.36 ft at 5:30PM Dec 02, 2021Observed: 364.36 ft at 6:00PM Dec 02, 2021Observed: 364.33 ft at 6:15PM Dec 02, 2021Observed: 364.34 ft at 6:30PM Dec 02, 2021Observed: 364.34 ft at 7:00PM Dec 02, 2021Observed: 364.35 ft at 7:15PM Dec 02, 2021Observed: 364.33 ft at 7:30PM Dec 02, 2021Observed: 364.32 ft at 8:00PM Dec 02, 2021Observed: 364.31 ft at 8:15PM Dec 02, 2021Observed: 364.33 ft at 8:30PM Dec 02, 2021Observed: 364.34 ft at 9:00PM Dec 02, 2021Observed: 364.32 ft at 9:15PM Dec 02, 2021Observed: 364.32 ft at 9:30PM Dec 02, 2021Observed: 364.3 ft at 10:00PM Dec 02, 2021Observed: 364.33 ft at 10:15PM Dec 02, 2021Observed: 364.28 ft at 10:30PM Dec 02, 2021Observed: 364.32 ft at 11:00PM Dec 02, 2021Observed: 364.29 ft at 11:15PM Dec 02, 2021Observed: 364.29 ft at 11:30PM Dec 02, 2021Observed: 364.26 ft at 12:00AM Dec 03, 2021Observed: 364.29 ft at 12:15AM Dec 03, 2021Observed: 364.31 ft at 12:30AM Dec 03, 2021Observed: 364.29 ft at 12:45AM Dec 03, 2021Observed: 364.29 ft at 1:00AM Dec 03, 2021Observed: 364.29 ft at 1:15AM Dec 03, 2021Observed: 364.29 ft at 1:30AM Dec 03, 2021Observed: 364.27 ft at 2:00AM Dec 03, 2021Observed: 364.27 ft at 2:15AM Dec 03, 2021Observed: 364.27 ft at 2:30AM Dec 03, 2021Observed: 364.26 ft at 3:00AM Dec 03, 2021Observed: 364.26 ft at 3:15AM Dec 03, 2021Observed: 364.25 ft at 3:30AM Dec 03, 2021Observed: 364.25 ft at 4:00AM Dec 03, 2021Observed: 364.24 ft at 4:15AM Dec 03, 2021Observed: 364.26 ft at 4:30AM Dec 03, 2021Observed: 364.26 ft at 5:00AM Dec 03, 2021Observed: 364.24 ft at 5:15AM Dec 03, 2021Observed: 364.25 ft at 5:30AM Dec 03, 2021Observed: 364.22 ft at 6:00AM Dec 03, 2021Observed: 364.22 ft at 6:15AM Dec 03, 2021Observed: 364.25 ft at 6:30AM Dec 03, 2021Highest Forecast: 364.2 ft 1:00PM Dec 03, 2021Highest Forecast: 364.2 ft 7:00PM Dec 03, 2021Highest Forecast: 364.2 ft 1:00AM Dec 04, 2021Highest Forecast: 364.2 ft 7:00AM Dec 04, 2021Forecast: 364.1 ft 1:00PM Dec 04, 2021Forecast: 364.1 ft 7:00PM Dec 04, 2021Forecast: 364.1 ft 1:00AM Dec 05, 2021Forecast: 364 ft 7:00AM Dec 05, 2021USGS--Water Resources of the United StatesLVRN6(plotting HPIRZ) Graph Created (7:30AM Dec 3, 2021)ObservedForecast (issued 11:18AM Dec 2)Latest observed value: 364.25 ft at 6:30 AM EST 3-Dec-2021. Flood Stage is 366 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Gauge reading may be affected by ice.

NOTE: Forecasts for the Onondaga Lake at Liverpool are issued routinely year-round.

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Upstream Locations Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 370
Moderate Flood Stage: 368
Flood Stage: 366
Action Stage: 365
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
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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
370 Major flooding begins.
368 Moderate flooding begins.
366 Minor flood stage. Trails at Onondaga Lake Park are flooded. Marina usage is also impacted. Areas downstream of the lake, in the vicinity of Hayes Road, may be affected by flood waters.
365 Action stage. Water begins to spill onto lawns in Onondaga Lake Park.
About This Location Collapse

Latitude: 43.100278° N, Longitude: 76.209444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 366 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 Obs Elev - 0.6 ft 365.4 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Observed Elevation 366.0 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

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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
National Weather Service
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Johnson City, NY 13790
(607) 729-1597
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