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Hydrograph River at a Glance Download
West Branch Delaware River at Cannonsville Reservoir Pool (ft)Highest Observation: 1136.66 ft at 7:45PM Aug 31, 2014Highest Forecast: 1136.3 ft 2:00AM Sep 02, 2014Highest Forecast: 1136.3 ft 8:00AM Sep 02, 2014Forecast: 1136.2 ft 2:00PM Sep 02, 2014Forecast: 1136.2 ft 8:00PM Sep 02, 2014Forecast: 1136.1 ft 2:00AM Sep 03, 2014Forecast: 1136.1 ft 8:00AM Sep 03, 2014Forecast: 1136 ft 2:00PM Sep 03, 2014Forecast: 1135.9 ft 8:00PM Sep 03, 2014Forecast: 1135.9 ft 2:00AM Sep 04, 2014Forecast: 1135.8 ft 8:00AM Sep 04, 2014CNNN6(plotting HPIRZ) Graph Created (12:15AM Sep 2, 2014)ObservedForecast (issued 9:49AM Sep 1)Latest observed value: 1136.66 ft at 7:45 PM EDT 31-Aug-2014. Flood Stage is 1153 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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Datum: Not Available
NOTE: The data are from automated sensors and are courtesy of the New York City Department of Environmental Protection. They are provisional and subject to change.

NOTE: Forecasts for the West Branch Delaware River at Cannonsville Reservoir are issued routinely year-round.

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Upstream Gauge - at Walton Upstream Gauge Downstream Gauge Downstream Gauge - at Stilesville
Flood Categories (in feet)
Major Flood Stage:1156
Moderate Flood Stage:1154
Flood Stage:1153
Action Stage:1150

Historical Crests
(1) 1,158.00 ft on 06/29/2006 (P)
(2) 1,156.73 ft on 03/16/1986
(3) 1,156.70 ft on 04/04/2005
(4) 1,156.25 ft on 09/09/2011
(5) 1,155.23 ft on 09/19/2004
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(P): Preliminary values subject to further review.

Low Water Records
(1) 1,051.76 ft on 11/26/2001
Zoom Level:16
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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: 42.062778° N, Longitude: 75.374722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 1153 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 1153 ft  
Additional Information Collapse
30-Day Reservoir Inflow Table
60-Day Reservoir Inflow Table
90-Day Reservoir Inflow Table
30-Day Reservoir Inflow Graph
60-Day Reservoir Inflow Graph
90-Day Reservoir Inflow Graph
30-Day Reservoir Weekly Inflow Table
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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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Johnson City, NY 13790
(607) 729-1597
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Page last modified: 5-Aug-2014 6:39 PM
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