USGS Water-Year Summary 2021
04273800 LITTLE AUSABLE RIVER NEAR VALCOUR, NY
LOCATION - Lat 44°35'39", long 73°29'46" 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.
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.