This station is operated in cooperation
with:
New York City Department of Environmental
Protection
LOCATION.--Lat 41°59'45.9", long 74°30'00.8"
referenced to North American Datum of 1983, Ulster County, NY,
Hydrologic Unit 02040104, on right bank 0.3 mi upstream from Pigeon
Brook, 0.7 mi upstream from mouth, and 0.8 mi northeast of Frost
Valley.
DRAINAGE AREA.--3.72 mi².
PERIOD OF RECORD.--Occasional discharge measurements, water year
1983. June 1983 to current year.
REVISIONS HISTORY.--WDR NY-91-1: Drainage area. WDR NY-94-1:
1984(P), 1985(M), 1987(P), 1989(P), 1993(P).
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage
is 2,078.02 ft above NGVD of 1929 and 2,077.50 ft above NAVD of 1988
(VERTCON). Prior to Sept. 11, 1987, at datum 6.00 ft higher. Sept. 11,
1987 to Sept. 5, 2011, at datum 5.00 ft higher.
REMARKS.--Water Years 2014-18: Records fair except those for
estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, about 1,500
ft³/s, Aug. 28, 2011, gage height, 11.37 ft, present datum, from
crest-stage gage, from rating curve extended above 390 ft³/s on basis
of runoff comparisons with nearby stations; minimum discharge, 0.24
ft³/s, Sept. 2, 3, 1991, gage height, 5.75 ft, present datum; minimum
gage height, 2.20 ft, Aug. 9, 10, Sept. 2, 3, 2012.
Peak Flow and Stage Information
Station image
