USGS Water-Year Summary 2024
04230650 GENESEE RIVER AT BALLANTYNE BRIDGE, NEAR MORTIMER, NY
LOCATION - Lat 43°05'34.6", long 77°40'51.0" referenced to North American Datum of 1983, Monroe County, NY, Hydrologic Unit 04130003, on left bank on downstream side of Ballantyne Bridge on State Highway 252, 1.6 mi west of Mortimer, 3.0 mi upstream from Erie (Barge) Canal, and 5.1 mi southwest of Brighton.
DRAINAGE AREA - 2,210 mi².
REVISIONS HISTORY - WDR NY-82-3: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1973 to March 2021 (gage heights only). March 2021 to current year.
GAGE - Water-stage recorder and, since March 2021, acoustic velocity meter and crest-stage gage. Datum of gage is 500.00 ft above NGVD of 1929 and 499.33 ft above NAVD of 1988. Prior to Mar. 18, 2021, at site 570 ft upstream at same datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 12,200 ft³/s, Oct. 30, 2021, gage height, 17.09 ft; maximum gage height, 20.57 ft, Jan. 10, 1998, site then in use; minimum daily discharge, 178 ft³/s, Aug. 15, 2022; minimum gage height recorded, 8.20 ft, Nov. 9, 1979, but may have been lower as a result of extreme regulation.