LOCATION.--Lat 43°18'04.0", long 78°18'37.9" referenced to North American Datum of 1927, Orleans County, NY, Hydrologic Unit 04130001, on right bank, at downstream side of bridge on Townline Road, 1.6 mi southwest of Kenyonville, and 9.6 mi upstream of mouth.
DRAINAGE AREA.--202 mi².
PERIOD OF RECORD.--August 2012 to current year.
GAGE.--Water-stage recorder. Elevation of gage is 335 ft above NAVD of 1988, from topographic map.
REMARKS.--Discharge includes undetermined diversion from Erie (Barge) Canal, 6 mi upstream from station. Flow regulated to some extent by Glenwood Lake hydroelectric reservoir 9.6 mi upstream from station.
Water Years 2014-17: Records good except those for estimated daily discharges, which are fair. Water Years 2018-19: Records good except those for estimated daily discharges, which are poor. Water Year 2020: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 3,590 ft³/s, May 2, 2017, gage height, 5.40 ft; maximum gage height, 8.82 ft, Dec. 22, 2013 (ice jam); minimum discharge, about 5 ft³/s, Aug. 24, 2018, due to regulation.

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