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Hydrograph River at a Glance Download
Esopus Creek at Ashokan Reservoir East Pool (ft)Highest Observation: 581.38 ft at 11:30PM Aug 25, 2015Highest Observation: 581.38 ft at 11:45PM Aug 25, 2015Observed: 581.35 ft at 2:00AM Aug 26, 2015Observed: 581.36 ft at 2:25AM Aug 26, 2015Observed: 581.35 ft at 2:40AM Aug 26, 2015Observed: 581.35 ft at 2:55AM Aug 26, 2015Observed: 581.35 ft at 3:30AM Aug 26, 2015Observed: 581.34 ft at 3:45AM Aug 26, 2015Observed: 581.34 ft at 4:00AM Aug 26, 2015Observed: 581.34 ft at 4:25AM Aug 26, 2015Observed: 581.34 ft at 4:40AM Aug 26, 2015Observed: 581.34 ft at 4:55AM Aug 26, 2015Observed: 581.34 ft at 5:10AM Aug 26, 2015Observed: 581.33 ft at 6:40AM Aug 26, 2015Observed: 581.33 ft at 6:55AM Aug 26, 2015Observed: 581.32 ft at 7:30AM Aug 26, 2015Observed: 581.32 ft at 7:45AM Aug 26, 2015Observed: 581.32 ft at 8:00AM Aug 26, 2015Observed: 581.32 ft at 8:10AM Aug 26, 2015Observed: 581.3 ft at 9:45AM Aug 26, 2015Observed: 581.29 ft at 10:00AM Aug 26, 2015Observed: 581.29 ft at 10:10AM Aug 26, 2015Observed: 581.28 ft at 11:45AM Aug 26, 2015Observed: 581.28 ft at 12:00PM Aug 26, 2015Observed: 581.28 ft at 12:25PM Aug 26, 2015Observed: 581.28 ft at 12:40PM Aug 26, 2015Observed: 581.28 ft at 12:55PM Aug 26, 2015Observed: 581.21 ft at 2:25PM Aug 26, 2015Observed: 581.21 ft at 2:40PM Aug 26, 2015Observed: 581.21 ft at 2:55PM Aug 26, 2015Observed: 581.21 ft at 3:30PM Aug 26, 2015Observed: 581.21 ft at 3:45PM Aug 26, 2015Observed: 581.2 ft at 4:00PM Aug 26, 2015Observed: 581.2 ft at 4:25PM Aug 26, 2015Observed: 581.2 ft at 4:40PM Aug 26, 2015Observed: 581.2 ft at 4:55PM Aug 26, 2015Observed: 581.18 ft at 5:30PM Aug 26, 2015Observed: 581.16 ft at 8:25PM Aug 26, 2015Observed: 581.16 ft at 8:40PM Aug 26, 2015Observed: 581.16 ft at 8:55PM Aug 26, 2015Observed: 581.16 ft at 9:30PM Aug 26, 2015Observed: 581.15 ft at 9:45PM Aug 26, 2015Observed: 581.15 ft at 10:00PM Aug 26, 2015Observed: 581.14 ft at 10:25PM Aug 26, 2015Observed: 581.15 ft at 10:40PM Aug 26, 2015Observed: 581.15 ft at 10:55PM Aug 26, 2015Observed: 581.14 ft at 11:30PM Aug 26, 2015Observed: 581.15 ft at 11:45PM Aug 26, 2015Observed: 581.12 ft at 2:00AM Aug 27, 2015Observed: 581.12 ft at 2:25AM Aug 27, 2015Observed: 581.12 ft at 2:40AM Aug 27, 2015Observed: 581.11 ft at 2:55AM Aug 27, 2015Observed: 581.11 ft at 3:30AM Aug 27, 2015Observed: 581.11 ft at 3:45AM Aug 27, 2015Observed: 581.1 ft at 4:00AM Aug 27, 2015Observed: 581.1 ft at 4:25AM Aug 27, 2015Observed: 581.1 ft at 4:40AM Aug 27, 2015Observed: 581.1 ft at 4:55AM Aug 27, 2015Observed: 581.09 ft at 6:25AM Aug 27, 2015Observed: 581.09 ft at 6:40AM Aug 27, 2015Observed: 581.1 ft at 6:55AM Aug 27, 2015Observed: 581.09 ft at 7:30AM Aug 27, 2015Observed: 581.08 ft at 7:45AM Aug 27, 2015Observed: 581.08 ft at 8:00AM Aug 27, 2015Observed: 581.08 ft at 8:25AM Aug 27, 2015Observed: 581.09 ft at 8:40AM Aug 27, 2015Observed: 581.08 ft at 8:55AM Aug 27, 2015Observed: 581.07 ft at 9:30AM Aug 27, 2015Observed: 581.08 ft at 9:45AM Aug 27, 2015Observed: 581.07 ft at 10:00AM Aug 27, 2015Observed: 581.07 ft at 10:25AM Aug 27, 2015Observed: 581.07 ft at 10:40AM Aug 27, 2015Observed: 581.07 ft at 10:55AM Aug 27, 2015Observed: 581.07 ft at 11:30AM Aug 27, 2015Observed: 581.06 ft at 11:45AM Aug 27, 2015Observed: 581.07 ft at 12:00PM Aug 27, 2015Observed: 581.05 ft at 12:25PM Aug 27, 2015Observed: 581.06 ft at 12:40PM Aug 27, 2015Observed: 581.05 ft at 12:55PM Aug 27, 2015Observed: 581.06 ft at 1:30PM Aug 27, 2015Observed: 581.05 ft at 1:45PM Aug 27, 2015Observed: 581.05 ft at 2:00PM Aug 27, 2015Observed: 581.05 ft at 2:25PM Aug 27, 2015Observed: 581.05 ft at 2:40PM Aug 27, 2015Observed: 581.05 ft at 2:55PM Aug 27, 2015Observed: 581.04 ft at 3:30PM Aug 27, 2015Observed: 581.04 ft at 3:45PM Aug 27, 2015Observed: 581.04 ft at 4:00PM Aug 27, 2015Observed: 581.04 ft at 4:25PM Aug 27, 2015Observed: 581.03 ft at 4:40PM Aug 27, 2015Observed: 581.04 ft at 4:55PM Aug 27, 2015Observed: 581.03 ft at 5:30PM Aug 27, 2015Observed: 581.03 ft at 5:45PM Aug 27, 2015Observed: 581.03 ft at 6:00PM Aug 27, 2015Observed: 581.03 ft at 6:25PM Aug 27, 2015Observed: 581.03 ft at 6:40PM Aug 27, 2015Observed: 581.03 ft at 6:55PM Aug 27, 2015Observed: 581.02 ft at 7:30PM Aug 27, 2015Observed: 581.02 ft at 7:45PM Aug 27, 2015Observed: 581.02 ft at 8:00PM Aug 27, 2015Observed: 581.01 ft at 8:25PM Aug 27, 2015Observed: 581.01 ft at 8:40PM Aug 27, 2015Observed: 581.02 ft at 8:55PM Aug 27, 2015Observed: 581.01 ft at 9:30PM Aug 27, 2015Observed: 581.01 ft at 9:45PM Aug 27, 2015Observed: 581.01 ft at 10:00PM Aug 27, 2015Observed: 581.01 ft at 10:25PM Aug 27, 2015Observed: 581 ft at 10:40PM Aug 27, 2015Observed: 581.01 ft at 10:55PM Aug 27, 2015Observed: 580.99 ft at 11:45PM Aug 27, 2015Observed: 580.98 ft at 2:00AM Aug 28, 2015Observed: 580.98 ft at 2:25AM Aug 28, 2015Observed: 580.97 ft at 2:40AM Aug 28, 2015Observed: 580.97 ft at 2:55AM Aug 28, 2015Observed: 580.97 ft at 3:30AM Aug 28, 2015Observed: 580.97 ft at 3:45AM Aug 28, 2015Observed: 580.97 ft at 4:00AM Aug 28, 2015Observed: 580.97 ft at 4:25AM Aug 28, 2015Observed: 580.97 ft at 4:40AM Aug 28, 2015Observed: 580.97 ft at 4:55AM Aug 28, 2015Observed: 580.96 ft at 5:30AM Aug 28, 2015Observed: 580.96 ft at 5:45AM Aug 28, 2015Observed: 580.96 ft at 6:00AM Aug 28, 2015Observed: 580.96 ft at 6:25AM Aug 28, 2015Observed: 580.96 ft at 6:40AM Aug 28, 2015Observed: 580.96 ft at 6:55AM Aug 28, 2015Observed: 580.95 ft at 7:30AM Aug 28, 2015Observed: 580.95 ft at 7:45AM Aug 28, 2015Observed: 580.95 ft at 8:00AM Aug 28, 2015Observed: 580.95 ft at 8:25AM Aug 28, 2015Observed: 580.95 ft at 8:40AM Aug 28, 2015Observed: 580.95 ft at 8:55AM Aug 28, 2015Observed: 580.95 ft at 9:30AM Aug 28, 2015Observed: 580.94 ft at 9:45AM Aug 28, 2015Observed: 580.94 ft at 10:00AM Aug 28, 2015Observed: 580.94 ft at 10:25AM Aug 28, 2015Observed: 580.93 ft at 10:55AM Aug 28, 2015Observed: 580.93 ft at 11:30AM Aug 28, 2015Observed: 580.93 ft at 11:45AM Aug 28, 2015Observed: 580.93 ft at 12:00PM Aug 28, 2015Observed: 580.93 ft at 12:25PM Aug 28, 2015Observed: 580.93 ft at 12:40PM Aug 28, 2015Observed: 580.93 ft at 12:55PM Aug 28, 2015Observed: 580.92 ft at 1:30PM Aug 28, 2015Observed: 580.92 ft at 1:45PM Aug 28, 2015Observed: 580.92 ft at 2:00PM Aug 28, 2015Observed: 580.92 ft at 2:25PM Aug 28, 2015Observed: 580.92 ft at 2:40PM Aug 28, 2015Observed: 580.91 ft at 2:55PM Aug 28, 2015Observed: 580.88 ft at 8:25PM Aug 28, 2015Observed: 580.88 ft at 8:40PM Aug 28, 2015Observed: 580.88 ft at 8:55PM Aug 28, 2015Observed: 580.88 ft at 9:30PM Aug 28, 2015Observed: 580.87 ft at 9:45PM Aug 28, 2015Observed: 580.87 ft at 10:00PM Aug 28, 2015Highest Forecast: 580.9 ft 2:00AM Aug 29, 2015Highest Forecast: 580.9 ft 8:00AM Aug 29, 2015Forecast: 580.8 ft 2:00PM Aug 29, 2015Forecast: 580.8 ft 8:00PM Aug 29, 2015Forecast: 580.8 ft 2:00AM Aug 30, 2015Forecast: 580.8 ft 8:00AM Aug 30, 2015Forecast: 580.7 ft 2:00PM Aug 30, 2015Forecast: 580.7 ft 8:00PM Aug 30, 2015Forecast: 580.7 ft 2:00AM Aug 31, 2015Forecast: 580.7 ft 8:00AM Aug 31, 2015ASEN6(plotting HPIRZ) Graph Created (11:00PM Aug 28, 2015)ObservedForecast (issued 11:23AM Aug 28)Latest observed value: 580.87 ft at 10:00 PM EDT 28-Aug-2015. 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): 0

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  
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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
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: 13-Aug-2015 1:57 AM
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