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    LOCATION.--Lat 42°00'52.1", long 74°16'12.7" 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.
    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 and 620.86 ft above NAVD of 1988 (VERTCON). Prior to June 15, 1916, nonrecording gage at same site and datum.
    REMARKS.--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.
    Water Years 2014-22: Records good except those for estimated daily discharges, which are poor.
    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.
    PERIOD OF DAILY RECORD1.-- WATER TEMPERATURES: June 1996 to current year.
    INSTRUMENTATION1.--Water-temperature satellite and telephone telemeter provides 15-minute-interval readings.
    REMARKS1.--Temperature readings prior to Oct. 1, 2007, rounded to nearest 0.5 °C.
    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, 28.2 °C, Aug. 8, 2022; minimum, -0.5 °C, Jan. 21, Feb. 29, 2008.
    1 Water-Quality Records
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This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
2007-10-01  2023-10-02
1987-04-01  2023-10-02
2007-10-01  2023-10-02
2016-10-01  2023-10-02
2022-06-30  2023-10-02
2016-10-01  2021-09-30
2016-10-01  2021-09-30


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

Temperature, water, degrees Celsius

Most recent instantaneous value: 16.6 10-02-2023   19:00 EST
Graph of  Temperature, water, degrees Celsius

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