This station is operated in cooperation
Hudson River-Black River Regulating
Lat 43°53'50", long 75°24'15"
referenced to North American Datum of 1983, Lewis County, NY,
Hydrologic Unit 04150101, on left bank 1,200 ft upstream from Black
Creek, and 0.5 mi west of Croghan.
PERIOD OF RECORD.--
September 1930 to current year.
WDR NY-82-1: Drainage area.
Water-stage recorder and crest-stage gage. Datum of gage
is 806.20 ft above NGVD of 1929.
Records good except those for estimated daily
discharges, which are poor. Flow regulated by Stillwater Reservoir
(station 04256500). Between Stillwater Dam and this station, flow is
further regulated by several powerplant ponds. Diurnal fluctuation at
low and medium flow. Satellite gage-height telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 5,100
/s, May 21, 1969, gage height, 6.98 ft; minimum
discharge, 11 ft3
/s, Jan. 22, 29, Feb. 4, 1967, gage height,
Derived from NY Annual Water-Data Report 2013
Peak Flow and Stage Information