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Hydrograph River at a Glance Download
Esopus Creek at Ashokan Reservoir East Pool (ft)Observed: 585.38 ft at 6:30PM Sep 22, 2017Highest Observation: 585.39 ft at 6:45PM Sep 22, 2017Observed: 585.37 ft at 6:55PM Sep 22, 2017Observed: 585.37 ft at 7:10PM Sep 22, 2017Observed: 585.36 ft at 7:25PM Sep 22, 2017Observed: 585.36 ft at 7:40PM Sep 22, 2017Observed: 585.35 ft at 8:00PM Sep 22, 2017Observed: 585.36 ft at 8:15PM Sep 22, 2017Observed: 585.35 ft at 8:30PM Sep 22, 2017Observed: 585.35 ft at 8:45PM Sep 22, 2017Observed: 585.35 ft at 8:55PM Sep 22, 2017Observed: 585.34 ft at 9:10PM Sep 22, 2017Observed: 585.35 ft at 9:25PM Sep 22, 2017Observed: 585.33 ft at 9:40PM Sep 22, 2017Observed: 585.34 ft at 10:00PM Sep 22, 2017Observed: 585.33 ft at 10:15PM Sep 22, 2017Observed: 585.33 ft at 10:30PM Sep 22, 2017Observed: 585.32 ft at 10:45PM Sep 22, 2017Observed: 585.32 ft at 10:55PM Sep 22, 2017Observed: 585.31 ft at 11:10PM Sep 22, 2017Observed: 585.31 ft at 11:25PM Sep 22, 2017Observed: 585.3 ft at 11:40PM Sep 22, 2017Observed: 585.29 ft at 11:50PM Sep 22, 2017Observed: 585.27 ft at 2:00AM Sep 23, 2017Observed: 585.27 ft at 2:15AM Sep 23, 2017Observed: 585.26 ft at 2:30AM Sep 23, 2017Observed: 585.26 ft at 2:45AM Sep 23, 2017Observed: 585.26 ft at 2:55AM Sep 23, 2017Observed: 585.26 ft at 3:10AM Sep 23, 2017Observed: 585.26 ft at 3:25AM Sep 23, 2017Observed: 585.25 ft at 3:40AM Sep 23, 2017Observed: 585.24 ft at 4:00AM Sep 23, 2017Observed: 585.24 ft at 4:15AM Sep 23, 2017Observed: 585.23 ft at 4:30AM Sep 23, 2017Observed: 585.23 ft at 4:45AM Sep 23, 2017Observed: 585.23 ft at 4:55AM Sep 23, 2017Observed: 585.22 ft at 5:10AM Sep 23, 2017Observed: 585.22 ft at 5:25AM Sep 23, 2017Observed: 585.22 ft at 5:40AM Sep 23, 2017Observed: 585.21 ft at 6:00AM Sep 23, 2017Observed: 585.2 ft at 6:15AM Sep 23, 2017Observed: 585.21 ft at 6:30AM Sep 23, 2017Observed: 585.2 ft at 6:45AM Sep 23, 2017Observed: 585.2 ft at 6:55AM Sep 23, 2017Observed: 585.2 ft at 7:10AM Sep 23, 2017Observed: 585.19 ft at 7:25AM Sep 23, 2017Observed: 585.19 ft at 7:40AM Sep 23, 2017Observed: 585.2 ft at 8:00AM Sep 23, 2017Observed: 585.19 ft at 8:15AM Sep 23, 2017Observed: 585.18 ft at 8:30AM Sep 23, 2017Observed: 585.18 ft at 8:45AM Sep 23, 2017Observed: 585.16 ft at 8:55AM Sep 23, 2017Observed: 585.18 ft at 9:10AM Sep 23, 2017Observed: 585.16 ft at 9:25AM Sep 23, 2017Observed: 585.16 ft at 9:40AM Sep 23, 2017Observed: 585.16 ft at 10:00AM Sep 23, 2017Observed: 585.16 ft at 10:15AM Sep 23, 2017Observed: 585.15 ft at 10:30AM Sep 23, 2017Observed: 585.15 ft at 10:45AM Sep 23, 2017Observed: 585.14 ft at 10:55AM Sep 23, 2017Observed: 585.14 ft at 11:10AM Sep 23, 2017Observed: 585.14 ft at 11:25AM Sep 23, 2017Observed: 585.13 ft at 11:40AM Sep 23, 2017Observed: 585.12 ft at 12:00PM Sep 23, 2017Observed: 585.12 ft at 12:15PM Sep 23, 2017Observed: 585.11 ft at 12:30PM Sep 23, 2017Observed: 585.11 ft at 12:45PM Sep 23, 2017Observed: 585.11 ft at 12:55PM Sep 23, 2017Observed: 585.1 ft at 1:10PM Sep 23, 2017Observed: 585.1 ft at 1:25PM Sep 23, 2017Observed: 585.1 ft at 1:40PM Sep 23, 2017Observed: 585.1 ft at 2:00PM Sep 23, 2017Observed: 585.09 ft at 2:15PM Sep 23, 2017Observed: 585.09 ft at 2:30PM Sep 23, 2017Observed: 585.08 ft at 2:45PM Sep 23, 2017Observed: 585.09 ft at 2:55PM Sep 23, 2017Observed: 585.08 ft at 3:10PM Sep 23, 2017Observed: 585.08 ft at 3:25PM Sep 23, 2017Observed: 585.07 ft at 3:40PM Sep 23, 2017Observed: 585.07 ft at 4:00PM Sep 23, 2017Observed: 585.05 ft at 4:15PM Sep 23, 2017Observed: 585.05 ft at 4:30PM Sep 23, 2017Observed: 585.05 ft at 4:45PM Sep 23, 2017Observed: 585.04 ft at 4:55PM Sep 23, 2017Observed: 585.04 ft at 5:10PM Sep 23, 2017Observed: 585.04 ft at 5:25PM Sep 23, 2017Observed: 585.03 ft at 5:40PM Sep 23, 2017Observed: 585.03 ft at 6:00PM Sep 23, 2017Observed: 585.03 ft at 6:15PM Sep 23, 2017Observed: 585.02 ft at 6:30PM Sep 23, 2017Observed: 585.03 ft at 6:45PM Sep 23, 2017Observed: 585.02 ft at 6:55PM Sep 23, 2017Observed: 585.02 ft at 7:10PM Sep 23, 2017Observed: 585.01 ft at 7:25PM Sep 23, 2017Observed: 585.01 ft at 7:40PM Sep 23, 2017Observed: 585 ft at 8:00PM Sep 23, 2017Observed: 585.01 ft at 8:15PM Sep 23, 2017Observed: 584.99 ft at 8:30PM Sep 23, 2017Observed: 584.99 ft at 8:45PM Sep 23, 2017Observed: 584.99 ft at 8:55PM Sep 23, 2017Observed: 584.98 ft at 9:10PM Sep 23, 2017Observed: 584.98 ft at 9:25PM Sep 23, 2017Observed: 584.97 ft at 9:40PM Sep 23, 2017Observed: 584.97 ft at 10:00PM Sep 23, 2017Observed: 584.97 ft at 10:15PM Sep 23, 2017Observed: 584.97 ft at 10:30PM Sep 23, 2017Observed: 584.96 ft at 10:45PM Sep 23, 2017Observed: 584.97 ft at 10:55PM Sep 23, 2017Observed: 584.95 ft at 11:10PM Sep 23, 2017Observed: 584.96 ft at 11:25PM Sep 23, 2017Observed: 584.95 ft at 11:40PM Sep 23, 2017Observed: 584.94 ft at 11:50PM Sep 23, 2017Observed: 584.91 ft at 2:00AM Sep 24, 2017Observed: 584.91 ft at 2:15AM Sep 24, 2017Observed: 584.9 ft at 2:30AM Sep 24, 2017Observed: 584.9 ft at 2:45AM Sep 24, 2017Observed: 584.9 ft at 2:55AM Sep 24, 2017Observed: 584.9 ft at 3:10AM Sep 24, 2017Observed: 584.89 ft at 3:25AM Sep 24, 2017Observed: 584.89 ft at 3:40AM Sep 24, 2017Observed: 584.89 ft at 4:00AM Sep 24, 2017Observed: 584.89 ft at 4:15AM Sep 24, 2017Observed: 584.88 ft at 4:30AM Sep 24, 2017Observed: 584.88 ft at 4:45AM Sep 24, 2017Observed: 584.86 ft at 4:55AM Sep 24, 2017Observed: 584.86 ft at 5:10AM Sep 24, 2017Observed: 584.86 ft at 5:25AM Sep 24, 2017Observed: 584.85 ft at 5:40AM Sep 24, 2017Observed: 584.85 ft at 6:00AM Sep 24, 2017Observed: 584.85 ft at 6:15AM Sep 24, 2017Observed: 584.85 ft at 6:30AM Sep 24, 2017Observed: 584.85 ft at 6:45AM Sep 24, 2017Observed: 584.85 ft at 6:55AM Sep 24, 2017Observed: 584.84 ft at 7:10AM Sep 24, 2017Observed: 584.84 ft at 7:25AM Sep 24, 2017Observed: 584.83 ft at 7:40AM Sep 24, 2017Observed: 584.83 ft at 8:00AM Sep 24, 2017Observed: 584.82 ft at 8:15AM Sep 24, 2017Observed: 584.82 ft at 8:30AM Sep 24, 2017Observed: 584.81 ft at 8:45AM Sep 24, 2017Observed: 584.82 ft at 8:55AM Sep 24, 2017Observed: 584.82 ft at 9:10AM Sep 24, 2017Observed: 584.81 ft at 9:25AM Sep 24, 2017Observed: 584.8 ft at 9:40AM Sep 24, 2017Observed: 584.8 ft at 10:00AM Sep 24, 2017Observed: 584.8 ft at 10:15AM Sep 24, 2017Observed: 584.79 ft at 10:30AM Sep 24, 2017Observed: 584.79 ft at 10:45AM Sep 24, 2017Observed: 584.78 ft at 10:55AM Sep 24, 2017Observed: 584.78 ft at 11:10AM Sep 24, 2017Observed: 584.78 ft at 11:25AM Sep 24, 2017Observed: 584.78 ft at 11:40AM Sep 24, 2017Observed: 584.77 ft at 12:00PM Sep 24, 2017Observed: 584.77 ft at 12:15PM Sep 24, 2017Observed: 584.76 ft at 12:30PM Sep 24, 2017Observed: 584.76 ft at 12:45PM Sep 24, 2017Observed: 584.76 ft at 12:55PM Sep 24, 2017Observed: 584.76 ft at 1:10PM Sep 24, 2017Observed: 584.74 ft at 1:25PM Sep 24, 2017Observed: 584.74 ft at 1:40PM Sep 24, 2017Observed: 584.74 ft at 2:00PM Sep 24, 2017Observed: 584.74 ft at 2:15PM Sep 24, 2017Observed: 584.73 ft at 2:30PM Sep 24, 2017Observed: 584.73 ft at 2:45PM Sep 24, 2017Observed: 584.73 ft at 2:55PM Sep 24, 2017Observed: 584.72 ft at 3:10PM Sep 24, 2017Observed: 584.72 ft at 3:25PM Sep 24, 2017Observed: 584.72 ft at 3:40PM Sep 24, 2017Observed: 584.71 ft at 4:00PM Sep 24, 2017Observed: 584.71 ft at 4:15PM Sep 24, 2017Observed: 584.71 ft at 4:30PM Sep 24, 2017Observed: 584.7 ft at 4:45PM Sep 24, 2017Observed: 584.7 ft at 4:55PM Sep 24, 2017Observed: 584.7 ft at 5:10PM Sep 24, 2017Observed: 584.7 ft at 5:25PM Sep 24, 2017Observed: 584.68 ft at 5:40PM Sep 24, 2017Observed: 584.68 ft at 6:00PM Sep 24, 2017Observed: 584.68 ft at 6:15PM Sep 24, 2017Observed: 584.67 ft at 6:30PM Sep 24, 2017Observed: 584.67 ft at 6:45PM Sep 24, 2017Observed: 584.66 ft at 6:55PM Sep 24, 2017Observed: 584.66 ft at 7:10PM Sep 24, 2017Observed: 584.66 ft at 7:25PM Sep 24, 2017Observed: 584.66 ft at 7:40PM Sep 24, 2017Observed: 584.65 ft at 8:00PM Sep 24, 2017Observed: 584.65 ft at 8:15PM Sep 24, 2017Observed: 584.64 ft at 8:30PM Sep 24, 2017Observed: 584.64 ft at 8:45PM Sep 24, 2017Observed: 584.64 ft at 8:55PM Sep 24, 2017Observed: 584.63 ft at 9:10PM Sep 24, 2017Observed: 584.63 ft at 9:25PM Sep 24, 2017Observed: 584.62 ft at 9:40PM Sep 24, 2017Observed: 584.62 ft at 10:00PM Sep 24, 2017Observed: 584.61 ft at 10:15PM Sep 24, 2017Observed: 584.61 ft at 10:30PM Sep 24, 2017Observed: 584.61 ft at 10:45PM Sep 24, 2017Observed: 584.6 ft at 10:55PM Sep 24, 2017Observed: 584.6 ft at 11:10PM Sep 24, 2017Observed: 584.6 ft at 11:25PM Sep 24, 2017Observed: 584.59 ft at 11:40PM Sep 24, 2017Observed: 584.59 ft at 11:50PM Sep 24, 2017Observed: 584.56 ft at 2:00AM Sep 25, 2017Observed: 584.56 ft at 2:15AM Sep 25, 2017Observed: 584.55 ft at 2:30AM Sep 25, 2017Observed: 584.55 ft at 2:45AM Sep 25, 2017Observed: 584.54 ft at 2:55AM Sep 25, 2017Observed: 584.54 ft at 3:10AM Sep 25, 2017Observed: 584.54 ft at 3:25AM Sep 25, 2017Observed: 584.53 ft at 3:40AM Sep 25, 2017Observed: 584.53 ft at 4:00AM Sep 25, 2017Observed: 584.53 ft at 4:15AM Sep 25, 2017Observed: 584.53 ft at 4:30AM Sep 25, 2017Observed: 584.53 ft at 4:45AM Sep 25, 2017Observed: 584.53 ft at 4:55AM Sep 25, 2017Observed: 584.52 ft at 5:10AM Sep 25, 2017Observed: 584.52 ft at 5:25AM Sep 25, 2017Observed: 584.51 ft at 5:40AM Sep 25, 2017Observed: 584.51 ft at 6:00AM Sep 25, 2017Observed: 584.49 ft at 6:15AM Sep 25, 2017Observed: 584.5 ft at 6:30AM Sep 25, 2017Observed: 584.48 ft at 6:45AM Sep 25, 2017Observed: 584.49 ft at 6:55AM Sep 25, 2017Observed: 584.49 ft at 7:10AM Sep 25, 2017Observed: 584.48 ft at 7:25AM Sep 25, 2017Observed: 584.47 ft at 7:40AM Sep 25, 2017Observed: 584.47 ft at 8:00AM Sep 25, 2017Observed: 584.47 ft at 8:15AM Sep 25, 2017Observed: 584.47 ft at 8:30AM Sep 25, 2017Observed: 584.46 ft at 8:45AM Sep 25, 2017Observed: 584.46 ft at 8:55AM Sep 25, 2017Observed: 584.46 ft at 9:10AM Sep 25, 2017Observed: 584.46 ft at 9:25AM Sep 25, 2017Observed: 584.45 ft at 9:40AM Sep 25, 2017Observed: 584.44 ft at 10:00AM Sep 25, 2017Observed: 584.44 ft at 10:15AM Sep 25, 2017Observed: 584.43 ft at 10:30AM Sep 25, 2017Observed: 584.43 ft at 10:45AM Sep 25, 2017Observed: 584.42 ft at 10:55AM Sep 25, 2017Observed: 584.42 ft at 11:10AM Sep 25, 2017Observed: 584.41 ft at 11:25AM Sep 25, 2017Observed: 584.41 ft at 11:40AM Sep 25, 2017Observed: 584.41 ft at 12:00PM Sep 25, 2017Observed: 584.41 ft at 12:15PM Sep 25, 2017Observed: 584.41 ft at 12:30PM Sep 25, 2017Observed: 584.4 ft at 12:45PM Sep 25, 2017Observed: 584.4 ft at 12:55PM Sep 25, 2017Observed: 584.39 ft at 1:10PM Sep 25, 2017Observed: 584.39 ft at 1:25PM Sep 25, 2017Observed: 584.38 ft at 1:40PM Sep 25, 2017Observed: 584.39 ft at 2:00PM Sep 25, 2017Observed: 584.38 ft at 2:15PM Sep 25, 2017Observed: 584.38 ft at 2:30PM Sep 25, 2017Observed: 584.36 ft at 2:45PM Sep 25, 2017Observed: 584.36 ft at 2:55PM Sep 25, 2017Observed: 584.36 ft at 3:10PM Sep 25, 2017Observed: 584.36 ft at 3:25PM Sep 25, 2017Observed: 584.35 ft at 3:40PM Sep 25, 2017Observed: 584.35 ft at 4:00PM Sep 25, 2017Observed: 584.35 ft at 4:15PM Sep 25, 2017Observed: 584.35 ft at 4:30PM Sep 25, 2017Observed: 584.34 ft at 4:45PM Sep 25, 2017Observed: 584.34 ft at 4:55PM Sep 25, 2017Observed: 584.34 ft at 5:10PM Sep 25, 2017Highest Forecast: 584.3 ft 8:00PM Sep 25, 2017Forecast: 584.2 ft 2:00AM Sep 26, 2017Forecast: 584.1 ft 8:00AM Sep 26, 2017Forecast: 584 ft 2:00PM Sep 26, 2017Forecast: 583.9 ft 8:00PM Sep 26, 2017Forecast: 583.8 ft 2:00AM Sep 27, 2017Forecast: 583.7 ft 8:00AM Sep 27, 2017Forecast: 583.6 ft 2:00PM Sep 27, 2017Forecast: 583.5 ft 8:00PM Sep 27, 2017Forecast: 583.5 ft 2:00AM Sep 28, 2017Forecast: 583.4 ft 8:00AM Sep 28, 2017ASEN6(plotting HPIRZ) Graph Created (6:15PM Sep 25, 2017)ObservedForecast (issued 10:52AM Sep 25)Latest observed value: 584.34 ft at 5:10 PM EDT 25-Sep-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.

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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
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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