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Hydrograph River at a Glance Download
Esopus Creek at Ashokan Reservoir East Pool (ft)Observed: 586.33 ft at 6:40AM Jun 21, 2017Observed: 586.32 ft at 6:55AM Jun 21, 2017Observed: 586.33 ft at 7:10AM Jun 21, 2017Observed: 586.32 ft at 7:25AM Jun 21, 2017Observed: 586.34 ft at 7:40AM Jun 21, 2017Observed: 586.34 ft at 7:50AM Jun 21, 2017Observed: 586.33 ft at 8:05AM Jun 21, 2017Observed: 586.33 ft at 8:20AM Jun 21, 2017Observed: 586.32 ft at 8:40AM Jun 21, 2017Observed: 586.33 ft at 8:55AM Jun 21, 2017Observed: 586.34 ft at 9:10AM Jun 21, 2017Observed: 586.33 ft at 9:25AM Jun 21, 2017Observed: 586.33 ft at 9:40AM Jun 21, 2017Observed: 586.32 ft at 10:05AM Jun 21, 2017Observed: 586.33 ft at 10:20AM Jun 21, 2017Observed: 586.33 ft at 10:40AM Jun 21, 2017Observed: 586.34 ft at 10:55AM Jun 21, 2017Observed: 586.32 ft at 11:10AM Jun 21, 2017Observed: 586.33 ft at 11:25AM Jun 21, 2017Observed: 586.32 ft at 11:50AM Jun 21, 2017Observed: 586.33 ft at 12:05PM Jun 21, 2017Observed: 586.33 ft at 12:20PM Jun 21, 2017Observed: 586.33 ft at 12:40PM Jun 21, 2017Observed: 586.33 ft at 12:55PM Jun 21, 2017Observed: 586.33 ft at 1:10PM Jun 21, 2017Observed: 586.33 ft at 1:25PM Jun 21, 2017Observed: 586.33 ft at 1:40PM Jun 21, 2017Observed: 586.33 ft at 1:50PM Jun 21, 2017Observed: 586.34 ft at 2:05PM Jun 21, 2017Observed: 586.33 ft at 2:20PM Jun 21, 2017Observed: 586.33 ft at 2:40PM Jun 21, 2017Observed: 586.33 ft at 2:55PM Jun 21, 2017Observed: 586.33 ft at 3:10PM Jun 21, 2017Observed: 586.33 ft at 3:25PM Jun 21, 2017Observed: 586.34 ft at 3:40PM Jun 21, 2017Observed: 586.33 ft at 3:50PM Jun 21, 2017Observed: 586.33 ft at 4:05PM Jun 21, 2017Observed: 586.32 ft at 4:20PM Jun 21, 2017Observed: 586.33 ft at 4:40PM Jun 21, 2017Observed: 586.32 ft at 4:55PM Jun 21, 2017Observed: 586.34 ft at 5:10PM Jun 21, 2017Observed: 586.33 ft at 5:25PM Jun 21, 2017Observed: 586.33 ft at 5:40PM Jun 21, 2017Observed: 586.33 ft at 5:50PM Jun 21, 2017Observed: 586.32 ft at 6:05PM Jun 21, 2017Observed: 586.32 ft at 6:20PM Jun 21, 2017Observed: 586.32 ft at 6:40PM Jun 21, 2017Observed: 586.33 ft at 6:55PM Jun 21, 2017Observed: 586.32 ft at 7:10PM Jun 21, 2017Observed: 586.32 ft at 7:25PM Jun 21, 2017Observed: 586.32 ft at 7:45PM Jun 21, 2017Observed: 586.32 ft at 7:50PM Jun 21, 2017Observed: 586.31 ft at 8:05PM Jun 21, 2017Observed: 586.32 ft at 8:20PM Jun 21, 2017Observed: 586.31 ft at 8:40PM Jun 21, 2017Observed: 586.32 ft at 8:55PM Jun 21, 2017Observed: 586.3 ft at 9:10PM Jun 21, 2017Observed: 586.32 ft at 9:25PM Jun 21, 2017Observed: 586.31 ft at 9:40PM Jun 21, 2017Observed: 586.32 ft at 9:50PM Jun 21, 2017Observed: 586.31 ft at 10:05PM Jun 21, 2017Observed: 586.32 ft at 10:20PM Jun 21, 2017Observed: 586.31 ft at 10:40PM Jun 21, 2017Observed: 586.32 ft at 10:55PM Jun 21, 2017Observed: 586.31 ft at 11:10PM Jun 21, 2017Observed: 586.32 ft at 11:25PM Jun 21, 2017Observed: 586.32 ft at 11:40PM Jun 21, 2017Observed: 586.3 ft at 1:50AM Jun 22, 2017Observed: 586.3 ft at 2:05AM Jun 22, 2017Observed: 586.3 ft at 2:20AM Jun 22, 2017Observed: 586.32 ft at 2:40AM Jun 22, 2017Observed: 586.3 ft at 2:55AM Jun 22, 2017Observed: 586.31 ft at 3:10AM Jun 22, 2017Observed: 586.3 ft at 3:25AM Jun 22, 2017Observed: 586.3 ft at 3:40AM Jun 22, 2017Observed: 586.31 ft at 3:50AM Jun 22, 2017Observed: 586.3 ft at 4:05AM Jun 22, 2017Observed: 586.3 ft at 4:20AM Jun 22, 2017Observed: 586.3 ft at 4:40AM Jun 22, 2017Observed: 586.3 ft at 4:55AM Jun 22, 2017Observed: 586.29 ft at 5:10AM Jun 22, 2017Observed: 586.31 ft at 5:25AM Jun 22, 2017Observed: 586.29 ft at 5:40AM Jun 22, 2017Observed: 586.3 ft at 5:50AM Jun 22, 2017Observed: 586.29 ft at 6:05AM Jun 22, 2017Observed: 586.29 ft at 6:20AM Jun 22, 2017Observed: 586.28 ft at 6:40AM Jun 22, 2017Observed: 586.3 ft at 6:55AM Jun 22, 2017Observed: 586.28 ft at 7:10AM Jun 22, 2017Observed: 586.29 ft at 7:25AM Jun 22, 2017Observed: 586.29 ft at 7:40AM Jun 22, 2017Observed: 586.29 ft at 7:50AM Jun 22, 2017Observed: 586.3 ft at 8:05AM Jun 22, 2017Observed: 586.29 ft at 8:20AM Jun 22, 2017Observed: 586.29 ft at 8:40AM Jun 22, 2017Observed: 586.29 ft at 8:55AM Jun 22, 2017Observed: 586.29 ft at 9:10AM Jun 22, 2017Observed: 586.29 ft at 9:25AM Jun 22, 2017Observed: 586.29 ft at 9:40AM Jun 22, 2017Observed: 586.29 ft at 9:50AM Jun 22, 2017Observed: 586.29 ft at 10:05AM Jun 22, 2017Observed: 586.3 ft at 10:20AM Jun 22, 2017Observed: 586.3 ft at 10:40AM Jun 22, 2017Observed: 586.3 ft at 10:55AM Jun 22, 2017Observed: 586.3 ft at 11:10AM Jun 22, 2017Observed: 586.3 ft at 11:25AM Jun 22, 2017Observed: 586.31 ft at 11:40AM Jun 22, 2017Observed: 586.32 ft at 12:05PM Jun 22, 2017Observed: 586.32 ft at 12:20PM Jun 22, 2017Observed: 586.32 ft at 12:40PM Jun 22, 2017Observed: 586.32 ft at 12:55PM Jun 22, 2017Observed: 586.32 ft at 1:10PM Jun 22, 2017Observed: 586.32 ft at 1:25PM Jun 22, 2017Observed: 586.32 ft at 1:40PM Jun 22, 2017Observed: 586.32 ft at 1:50PM Jun 22, 2017Observed: 586.33 ft at 2:05PM Jun 22, 2017Observed: 586.32 ft at 2:20PM Jun 22, 2017Observed: 586.32 ft at 2:40PM Jun 22, 2017Observed: 586.32 ft at 2:55PM Jun 22, 2017Observed: 586.32 ft at 3:10PM Jun 22, 2017Observed: 586.32 ft at 3:25PM Jun 22, 2017Observed: 586.32 ft at 3:40PM Jun 22, 2017Observed: 586.32 ft at 3:50PM Jun 22, 2017Observed: 586.33 ft at 4:05PM Jun 22, 2017Observed: 586.32 ft at 4:20PM Jun 22, 2017Observed: 586.32 ft at 4:40PM Jun 22, 2017Observed: 586.32 ft at 4:55PM Jun 22, 2017Observed: 586.33 ft at 5:10PM Jun 22, 2017Observed: 586.32 ft at 5:25PM Jun 22, 2017Observed: 586.33 ft at 5:40PM Jun 22, 2017Observed: 586.32 ft at 5:50PM Jun 22, 2017Observed: 586.32 ft at 6:05PM Jun 22, 2017Observed: 586.32 ft at 6:20PM Jun 22, 2017Observed: 586.32 ft at 6:40PM Jun 22, 2017Observed: 586.32 ft at 6:55PM Jun 22, 2017Observed: 586.33 ft at 7:10PM Jun 22, 2017Observed: 586.33 ft at 7:25PM Jun 22, 2017Observed: 586.33 ft at 7:40PM Jun 22, 2017Observed: 586.33 ft at 7:50PM Jun 22, 2017Observed: 586.32 ft at 8:05PM Jun 22, 2017Observed: 586.33 ft at 8:20PM Jun 22, 2017Observed: 586.32 ft at 8:40PM Jun 22, 2017Observed: 586.33 ft at 8:55PM Jun 22, 2017Observed: 586.32 ft at 9:10PM Jun 22, 2017Observed: 586.32 ft at 9:40PM Jun 22, 2017Observed: 586.32 ft at 9:50PM Jun 22, 2017Observed: 586.33 ft at 10:05PM Jun 22, 2017Observed: 586.32 ft at 10:20PM Jun 22, 2017Observed: 586.33 ft at 10:40PM Jun 22, 2017Observed: 586.32 ft at 10:55PM Jun 22, 2017Observed: 586.32 ft at 11:10PM Jun 22, 2017Observed: 586.31 ft at 11:25PM Jun 22, 2017Observed: 586.32 ft at 11:40PM Jun 22, 2017Observed: 586.33 ft at 1:50AM Jun 23, 2017Observed: 586.33 ft at 2:05AM Jun 23, 2017Observed: 586.32 ft at 2:20AM Jun 23, 2017Observed: 586.31 ft at 2:40AM Jun 23, 2017Observed: 586.32 ft at 2:55AM Jun 23, 2017Observed: 586.32 ft at 3:10AM Jun 23, 2017Observed: 586.32 ft at 3:25AM Jun 23, 2017Observed: 586.32 ft at 3:40AM Jun 23, 2017Observed: 586.31 ft at 3:50AM Jun 23, 2017Observed: 586.33 ft at 4:05AM Jun 23, 2017Observed: 586.32 ft at 4:20AM Jun 23, 2017Observed: 586.32 ft at 4:40AM Jun 23, 2017Observed: 586.33 ft at 4:55AM Jun 23, 2017Observed: 586.31 ft at 5:10AM Jun 23, 2017Observed: 586.32 ft at 5:25AM Jun 23, 2017Observed: 586.31 ft at 5:40AM Jun 23, 2017Observed: 586.32 ft at 5:50AM Jun 23, 2017Observed: 586.33 ft at 6:05AM Jun 23, 2017Observed: 586.32 ft at 6:20AM Jun 23, 2017Observed: 586.32 ft at 6:40AM Jun 23, 2017Observed: 586.32 ft at 6:55AM Jun 23, 2017Observed: 586.33 ft at 7:10AM Jun 23, 2017Observed: 586.32 ft at 7:25AM Jun 23, 2017Observed: 586.33 ft at 7:40AM Jun 23, 2017Observed: 586.32 ft at 7:50AM Jun 23, 2017Observed: 586.32 ft at 8:05AM Jun 23, 2017Observed: 586.31 ft at 8:20AM Jun 23, 2017Observed: 586.32 ft at 8:40AM Jun 23, 2017Observed: 586.32 ft at 8:55AM Jun 23, 2017Observed: 586.33 ft at 9:10AM Jun 23, 2017Observed: 586.33 ft at 9:25AM Jun 23, 2017Observed: 586.33 ft at 9:40AM Jun 23, 2017Observed: 586.33 ft at 9:50AM Jun 23, 2017Observed: 586.32 ft at 10:05AM Jun 23, 2017Observed: 586.32 ft at 10:20AM Jun 23, 2017Observed: 586.32 ft at 10:40AM Jun 23, 2017Observed: 586.32 ft at 10:55AM Jun 23, 2017Observed: 586.32 ft at 11:10AM Jun 23, 2017Observed: 586.32 ft at 11:25AM Jun 23, 2017Observed: 586.32 ft at 11:40AM Jun 23, 2017Observed: 586.31 ft at 12:05PM Jun 23, 2017Observed: 586.32 ft at 12:20PM Jun 23, 2017Observed: 586.32 ft at 12:40PM Jun 23, 2017Observed: 586.34 ft at 12:55PM Jun 23, 2017Observed: 586.3 ft at 1:10PM Jun 23, 2017Observed: 586.33 ft at 1:25PM Jun 23, 2017Observed: 586.3 ft at 1:40PM Jun 23, 2017Observed: 586.32 ft at 1:50PM Jun 23, 2017Observed: 586.32 ft at 2:05PM Jun 23, 2017Observed: 586.3 ft at 2:20PM Jun 23, 2017Observed: 586.32 ft at 2:40PM Jun 23, 2017Observed: 586.32 ft at 2:55PM Jun 23, 2017Observed: 586.32 ft at 3:10PM Jun 23, 2017Observed: 586.33 ft at 3:25PM Jun 23, 2017Observed: 586.32 ft at 3:40PM Jun 23, 2017Observed: 586.33 ft at 3:50PM Jun 23, 2017Observed: 586.31 ft at 4:05PM Jun 23, 2017Observed: 586.34 ft at 4:20PM Jun 23, 2017Observed: 586.32 ft at 4:40PM Jun 23, 2017Observed: 586.33 ft at 4:55PM Jun 23, 2017Observed: 586.31 ft at 5:10PM Jun 23, 2017Observed: 586.33 ft at 5:25PM Jun 23, 2017Observed: 586.32 ft at 5:40PM Jun 23, 2017Observed: 586.32 ft at 5:50PM Jun 23, 2017Observed: 586.33 ft at 6:05PM Jun 23, 2017Observed: 586.32 ft at 6:20PM Jun 23, 2017Observed: 586.32 ft at 6:40PM Jun 23, 2017Observed: 586.32 ft at 6:55PM Jun 23, 2017Observed: 586.33 ft at 7:10PM Jun 23, 2017Observed: 586.33 ft at 7:25PM Jun 23, 2017Observed: 586.33 ft at 7:40PM Jun 23, 2017Observed: 586.32 ft at 7:50PM Jun 23, 2017Observed: 586.34 ft at 8:05PM Jun 23, 2017Observed: 586.31 ft at 8:20PM Jun 23, 2017Observed: 586.33 ft at 8:40PM Jun 23, 2017Observed: 586.33 ft at 8:55PM Jun 23, 2017Observed: 586.33 ft at 9:10PM Jun 23, 2017Observed: 586.31 ft at 9:25PM Jun 23, 2017Observed: 586.34 ft at 9:40PM Jun 23, 2017Observed: 586.32 ft at 9:50PM Jun 23, 2017Observed: 586.34 ft at 10:05PM Jun 23, 2017Observed: 586.32 ft at 10:20PM Jun 23, 2017Observed: 586.34 ft at 10:40PM Jun 23, 2017Observed: 586.32 ft at 10:55PM Jun 23, 2017Observed: 586.34 ft at 11:10PM Jun 23, 2017Observed: 586.32 ft at 11:25PM Jun 23, 2017Observed: 586.32 ft at 11:40PM Jun 23, 2017Observed: 586.34 ft at 1:50AM Jun 24, 2017Highest Observation: 586.35 ft at 2:05AM Jun 24, 2017Observed: 586.34 ft at 2:20AM Jun 24, 2017Highest Observation: 586.35 ft at 2:40AM Jun 24, 2017Observed: 586.34 ft at 2:55AM Jun 24, 2017Observed: 586.34 ft at 3:10AM Jun 24, 2017Observed: 586.34 ft at 3:25AM Jun 24, 2017Observed: 586.34 ft at 3:40AM Jun 24, 2017Observed: 586.34 ft at 3:50AM Jun 24, 2017Highest Observation: 586.35 ft at 4:05AM Jun 24, 2017Highest Observation: 586.35 ft at 4:20AM Jun 24, 2017Highest Observation: 586.35 ft at 4:40AM Jun 24, 2017Highest Observation: 586.35 ft at 4:55AM Jun 24, 2017Highest Observation: 586.35 ft at 5:10AM Jun 24, 2017Highest Observation: 586.35 ft at 5:25AM Jun 24, 2017Highest Observation: 586.35 ft at 5:40AM Jun 24, 2017Highest Forecast: 586.3 ft 8:00AM Jun 24, 2017Highest Forecast: 586.3 ft 2:00PM Jun 24, 2017Highest Forecast: 586.3 ft 8:00PM Jun 24, 2017Highest Forecast: 586.3 ft 2:00AM Jun 25, 2017Forecast: 586.2 ft 8:00AM Jun 25, 2017Forecast: 586.2 ft 2:00PM Jun 25, 2017Forecast: 586.2 ft 8:00PM Jun 25, 2017Forecast: 586.2 ft 2:00AM Jun 26, 2017Forecast: 586.1 ft 8:00AM Jun 26, 2017ASEN6(plotting HPIRZ) Graph Created (6:30AM Jun 24, 2017)ObservedForecast (issued 10:42AM Jun 23)Latest observed value: 586.35 ft at 5:40 AM EDT 24-Jun-2017. Flood Stage is 589 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
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.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Esopus Creek at Ashokan Reservoir East are issued routinely year-round.

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Upstream Gauge - at Cold Brook Upstream Gauge Downstream Gauge Downstream Gauge - at Mount Marion
Flood Categories (in feet)
Major Flood Stage: 591
Moderate Flood Stage: 590
Flood Stage: 589
Action Stage: 587.1
Low Stage (in feet): -9999

Historic Crests
(1) 592.23 ft on 03/31/1951
(2) 591.38 ft on 04/03/2005
(3) 590.90 ft on 04/05/1987
(4) 590.58 ft on 08/29/2011
(5) 589.92 ft on 04/17/2007
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 589.56 ft on 09/08/2011
(2) 590.58 ft on 08/29/2011
(3) 589.39 ft on 03/23/2010
(4) 589.92 ft on 04/17/2007
(5) 591.38 ft on 04/03/2005
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 525.91 ft on 10/24/1926
(2) 532.64 ft on 02/20/1981
(3) 536.86 ft on 10/09/1985
(4) 539.28 ft on 04/12/1989
(5) 540.91 ft on 12/21/1993
Show More Low Water Records
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
587.1 Reservoir at spillway level and begins to overflow into the Esopus Creek downstream. Downstream flooding is reference to the Mount Marion gage MRNN6.
586.5 This basin is nearly full and only 0.25 inch runoff is needed to start spilling over into the Esopus Creek downstream.
585.79 This basin has capacity for only about 0.50 inch of runoff before it will overflow into the Esopus Creek downstream.
585.1 This basin has capacity for only about 0.75 inch of runoff. It is getting close to full.
584.4 This basin has capacity for only about 1.0 inch of runoff.
583.1 This basin has capacity for about 1.5 inches of runoff.
581.6 This basin has capacity for about 2.0 inches of runoff.
580.29 This basin has capacity for about 2.5 inches of runoff.
578.79 This basin has capacity for about 3.0 inches of runoff.
576 This basin has capacity for about 4.0 inches of runoff.
573 This basin has capacity for about 5.0 inches of runoff.
570 This basin has capacity for about 6.0 inches of runoff.
About This Location Collapse

Latitude: 41.950278° N, Longitude: 74.208333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 589 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 0 ft 589 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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.

Resources Collapse
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
Albany Weather Forecast Office
251 Fuller Road Suite B300
Albany, NY 12203-3650
(518) 435-9580
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Page last modified: 21-Dec-2016 5:21 PM
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