USGS Water-Year Summary 2023
04237500 SENECA RIVER AT BALDWINSVILLE, NY
LOCATION - Lat 43°09'25", long 76°19'54" referenced to North American Datum of 1983, Onondaga County, NY, Hydrologic Unit 04140201, on left bank 200 ft downstream from bridge on State Highways 31 and 48 in Baldwinsville, and 400 ft downstream from navigation dam at Lock 24 of New York State Erie (Barge) Canal.
DRAINAGE AREA - 3,138 mi².
REVISIONS HISTORY - WDR NY-78-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1949 to September 2014 (discontinued). November 1898 to December 1908, prior to construction of Erie (Barge) Canal, not equivalent to later records at same site because of extensive development of Erie (Barge) Canal system. January 1909 to September 1925 (gage heights only) in reports of State Engineer and Surveyor.
GAGE - Water-stage recorder. Datum of gage is 361.38 ft above NGVD of 1929 (362.60 ft Erie (Barge) Canal Datum). Prior to Dec. 31, 1908, nonrecording gage at same site at different datum. Auxiliary water-stage recorder 1,500 ft downstream from base gage at same datum.
COOPERATION - Records of lockages at Lock 24 provided by New York State Thruway Authority, Office of Canals.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum daily discharge, 22,100 ft³/s, Mar. 25, 1936, provided by New York State Department of Transportation.
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 18,100 ft³/s, Apr. 27, 1993, maximum gage height, 9.63 ft, Apr. 26, 27, 1993; minimum daily discharge, 34 ft³/s, Sept. 17, 1985, result of extreme regulation. Maximum and minimum instantaneous discharges not determined.