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    This station is operated in cooperation with:
       New York City Department of Environmental Protection
       NYS Department of Environmental Conservation

    LOCATION.--Lat 42°00'51", long 74°16'14" referenced to North American Datum of 1983, Ulster County, NY, Hydrologic Unit 02020006, on left bank at downstream side of bridge on Nissen Road in Coldbrook, 0.3 mi downstream from Little Beaver Kill, 1.5 mi upstream from Ashokan Reservoir, and 2.5 mi south of Mount Tremper. Water-quality sampling site at discharge station.
    DRAINAGE AREA.--192 mi2.
    PERIOD OF RECORD.--January 1914 to September 1925 (monthly discharge only, furnished by State engineer and surveyor of New York, published in WSP 1302), October 1925 to September 1931 (monthly discharge only, furnished by Board of Water Supply, City of New York, published in WSP 1302), October 1931 to current year.
    GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 621.54 ft above NGVD of 1929. Prior to June 15, 1916, nonrecording gage at same site and datum.
    REMARKS.--Records good except those for estimated daily discharges, which are poor. Since 1924, water diverted from Schoharie Reservoir through Shandaken Tunnel (station 01362230) enters Esopus Creek 10.5 mi upstream from station and is included in records of daily discharge. Slight diversion from Beaver Kill into Cooper Lake for water supply of Kingston. Satellite and telephone gage-height and temperature telemeter at station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 75,800 ft3/s, Aug. 28, 2011, gage height, 23.34 ft, outside gage height was 23.75 ft, from crest-stage gage, from rating curve extended above 15,000 ft3/s, on basis of slope-area measurements at gage heights 12.39 ft, 15.15 ft, and 20.70 ft; minimum discharge not determined.
    WATER TEMPERATURES: June 1996 to current year.
    INSTRUMENTATION1.--Water-temperature satellite and telephone telemeter provides 15-minute-interval readings.
    EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Prior to Oct. 1, 2007--Maximum, 27.0 °C, Aug. 2, 2006; minimum (water year 1997-2007), 0.0 °C on many days during winter periods.
    WATER TEMPERATURE: After Oct. 1, 2007--Maximum, 26.9 °C, Aug. 10, 2010; minimum, -0.5 °C, Jan. 21, Feb. 29, 2008.
    1 Water-Quality Records
    Derived from NY Annual Water-Data Report 2013

    Peak Flow and Stage Information
    This station managed by the NY Water Science Center, Troy.

    Available Parameters Available Period
    All 3 Available Parameters for this site
    00060 Discharge 2007-10-01  2014-08-22
    00010 Temperature, water 2007-10-01  2014-08-22
    00065 Gage height 2014-04-24  2014-08-22

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    Summary of all available data for this site
    Instantaneous-data availability statement

    Discharge, cubic feet per second

    Most recent instantaneous value: 196   08-22-2014  18:00 EST
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    Daily discharge, cubic feet per second -- statistics for Aug 22 based on 82 years of record more
    Most Recent
    Value Aug 22
    Median Mean 75th
    32 196 223 302 348 448 1380

    Temperature, water, degrees Celsius

    Most recent instantaneous value: 17.4   08-22-2014  18:00 EST
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    Gage height, feet

    Most recent instantaneous value: 3.87   08-22-2014  18:00 EST
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