Funding for this site is provided by:
41°59'05", long 76°30'04" referenced to North
American Datum of 1983, Bradford County, PA, Hydrologic Unit 02050103,
on left bank 0.2 mi upstream from Cayuta Creek, 0.4 mi upstream from
bridge on East Lockhart Street at Sayre, Pa., 1 mi downstream from New
York-Pennsylvania State line, and 2 mi southeast of Waverly.
PERIOD OF RECORD.--
February 1937 to March 1995, annual maximum
only--1995-2000, October 2000 to current year.
WSP 2103: Drainage area.
Water-stage recorder. Datum of gage is 743.96 ft above
NGVD of 1929 and 743.43 above NAVD of 1988 (VERTCON), levels by Corps
of Engineers. Prior to November 1939, at datum 1.00 ft higher.
Minor regulation by upstream lakes and
Water Year 2014-16: Records good except those for estimated daily
discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 167,000
ft³/s, Sept. 8, 2011, gage height 26.67 ft, from floodmark in gage
house; minimum discharge, 224 ft³/s, Sept. 23, 1964.
EXTREMES OUTSIDE PERIOD OF RECORD.--
Flood in March 1936 reached
a stage of about 21.4 ft, datum then in use, from flood profile,
discharge, 128,000 ft³/s.
Peak Flow and Stage Information