Funding for this site is provided by:
43°01'37.0", long 75°06'15.5" referenced to North
American Datum of 1983, Herkimer County, NY, Hydrologic Unit 02020004,
on right bank at downstream side of bridge on State Highway 171, 2.3 mi
southwest of Main Street in Frankfort, and 2.8 mi upstream from
PERIOD OF RECORD.--
October 2014 to current year.
Water-stage recorder and crest-stage gage. Datum of gage
is 592.00 ft above NAVD of 1988.
Water Years 2015-17: Records fair except those for
estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 2,700
ft³/s, July 1, 2017, gage height, 7.01 ft, from rating curve
extended above 600 ft³/s on basis of step-backwater analysis; minimum
discharge, 3.3 ft³/s, Aug. 9, 2016; minimum gage height, 1.70 ft, Aug.
9 and several days during September 2016.
EXTREMES OUTSIDE PERIOD OF RECORD.--
Flood of Sept. 10, 1950,
reached a discharge of 2,640 ft³/s, by computation of
contracted-opening measurement at site 2.6 mi downstream (drainage
area, 20.0 mi²).
Peak Flow and Stage Information