LOCATION.--Lat 44°35'39.4", long
73°29'46.8" referenced to North American Datum of
1983, Clinton County, NY, Hydrologic Unit 04150408, on left
bank at upstream side of bridge on Fuller Road, 2.8 mi
southwest of Valcour, and 2.9 mi upstream from mouth.
DRAINAGE AREA.--67.8 mi².
PERIOD OF RECORD.--Occasional low-flow measurements,
water years 1956-1961, 1966, 1973-1974. October 1991 to current
year.
GAGE.--Water-stage recorder and crest-stage gage. Datum
of gage is 235.28 ft above NAVD of 1988.
REMARKS.--Water Years 2014-23: Records fair except those
for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 7,210
ft³/s, June 27, 1998, gage height, 13.78 ft, outside gage
height was about 14.6 ft, from floodmark, from rating curve
extended above 3,300 ft³/s on basis of contracted-opening
measurement of peak flow at site 0.4 mi upstream; minimum
discharge, 1.4 ft³/s, July 23, 1999; minimum gage height, 0.92
ft, Sept. 5, 2002.