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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
04235600 SENECA RIVER NEAR PORT BYRON, NY
LOCATION - Lat 43°04'43", long 76°38'44" referenced to North American Datum of 1983, Cayuga County, NY, Hydrologic Unit 04140201, on right bank 50 ft upstream from State Highway 38 bridge, 3.0 mi north of Port Byron, and 10.1 mi upstream from Cross Lake.
DRAINAGE AREA - 2,815 mi².
REVISIONS HISTORY - Discharge for the periods Mar. 29, 2017 to Apr. 1, 2017 and Apr. 22, 2017 to May 1, 2017, was revised on Mar. 21, 2018, based on changes to the stage-discharge rating.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1996 to current year.
GAGE - Acoustic velocity meter, water-stage recorder, and crest-stage gage. Datum of gage is 369.00 ft above NAVD of 1988. Prior to Apr. 1, 2019, at datum 70.00 ft lower.
COOPERATION - Records of gate openings, lockages, and elevations of water surface in Erie (Barge) Canal above and below Lock 24 & 25, furnished by New York State Thruway Authority, Office of Canals.
REMARKS - A large amount of natural storage and some artificial regulation is afforded by many large lakes and the Erie (Barge) Canal system in the river basin. Seneca River basin receives water from Erie (Barge) Canal through Lock 32 near Pittsford. Prior to 1998, a large part of flow from 45.5 mi² of Mud Creek drainage area (Susquehanna River basin) had been diverted into Keuka Lake (Oswego River basin) for power generation.
Water Years 2014-23: Records good except those for estimated daily discharges, which are fair.
Water Years 2014-23: Records good except those for estimated daily discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 13,600 ft³/s, Jan. 11, 1998; minimum daily discharge, 216 ft³/s, Nov. 26, 2020, Oct. 25, 2022. Maximum and minimum instantaneous discharges not determined.
