USGS Water-Year Summary 2024
01520500 TIOGA RIVER NEAR LINDLEY, NY
LOCATION - Lat 42°01'43", long 77°07'56" referenced to North American Datum of 1983, Steuben County, NY, Hydrologic Unit 02050104, on left bank 50 ft downstream from bridge on County Highway 120 at Lindley, and 6 mi upstream from Canisteo River.
DRAINAGE AREA - 771 mi².
REVISIONS HISTORY - WSP 871: 1938. WSP 2103: Drainage area. WDR NY-04-3: 2002-03 (M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - January 1930 to March 1995, annual maximum only--1997-2009, October 2009 to current year.
GAGE - Water-stage recorder. Datum of gage is 964.50 ft above NGVD of 1929 and 963.91 ft above NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge since construction of Tioga, Hammond, and Cowanesque Lakes in 1979, 13,900 ft³/s, Oct. 23, 1990, Aug. 18, 1994, and Sept. 17, 2004; maximum gage height, 13.81 ft, Sept. 17, 2004; minimum discharge, 21 ft³/s, Aug. 28, 1980, gage height, 2.68 ft.
EXTREMES FOR PERIOD PRIOR TO REGULATION - Maximum discharge prior to construction of Tioga, Hammond, and Cowanesque Lakes in 1979, 128,000 ft³/s, June 23, 1972, gage height, 26.27 ft, from floodmark in gage house, from rating curve extended above 31,000 ft³/s on basis of velocity-area and slope-area studies at gage height 19.2 ft and conveyance study and slope-area measurements at gage heights 22.87 ft and 26.27 ft; minimum discharge, 6.1 ft³/s, Sept. 1, 1939.