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.
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 2014-20: 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.
satellite and telephone telemeter provides 15-minute-interval
REMARKS1.--Temperature readings prior to Oct.
1, 2007, rounded to nearest 0.5 °C. Interruption of record was
due to malfunction of recording instrument.
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