Funding for this site is provided by:
43°04'08", long 74°59'18" referenced to North
American Datum of 1983, Herkimer County, NY, Hydrologic Unit 02020004,
on right bank 600 ft downstream from bridge on old State Highway 28 at
Kast Bridge, 1.2 mi downstream from North Creek, 2.2 mi north of
Herkimer, and 4.0 mi upstream from mouth.
PERIOD OF RECORD.--
January 1907, April to December 1907, March
1908 to December 1909, April 1910 to December 1911 (monthly discharges
only, published in WSP 1302), January 1912 to December 1913, April 1914
to June 1918 (monthly discharges only for most months, published in WSP
1302), October 1920 to current year. Record prior to October 1920
furnished by State engineer and surveyor of New York.
WDR NY-85-1: Drainage area.
Water-stage recorder and crest-stage gage. Datum of gage
is 438.99 ft above NGVD of 1929 and 438.48 ft above NAVD of 1988
(VERTCON). Prior to Sept. 18, 1920, nonrecording gage at former highway
bridge 500 ft upstream at different datum. Sept. 18, 1920 to Oct. 23,
1985, at site on left bank at present datum.
Since March 1914, flow regulated by Hinckley
Reservoir, 31 mi upstream from station (usable capacity, 3,320 mil
ft³). Diurnal fluctuation at low and medium flow caused by powerplants
upstream from station. Diversion at Trenton Falls, 26 mi upstream from
station, by Ninemile feeder since 1915 during canal navigation season.
Diversion from Hinckley Reservoir for Utica water supply returned to
Water Years 2014-19: Records good except those for estimated daily
discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, since
construction of Hinckley Reservoir in 1914, 25,300 ft³/s, June 28,
2013, gage height, 9.01 ft; maximum gage height, 10.47 ft, probably
Feb. 17, 1943 (ice jam), from floodmark in gage well; minimum
discharge, 20 ft³/s, Sept. 3, 1929, gage height, 0.90 ft.
EXTREMES FOR PERIOD PRIOR TO REGULATION.--
prior to construction of Hinckley Reservoir in 1914, 23,300 ft³/s, Mar.
26, 1913, from reports of State engineer and surveyor of New
Peak Flow and Stage Information