Funding for this site is provided by:
42°32'13", long 74°24'38" referenced to North
American Datum of 1983, Schoharie County, NY, Hydrologic Unit 02020005,
on left bank 100 ft downstream from bridge on State Highway 30, 0.9 mi
north of Breakabeen, and 1.1 mi downstream from Keyser Kill.
PERIOD OF RECORD.--
July 1975 to current year.
WDR NY-81-1: 1980(M). WDR NY-90-1: Drainage
area. WDR-US-2011: 1996.
Water-stage recorder and crest-stage gage. Datum of gage
is 686.79 ft above NGVD of 1929 (Soil Conservation Service benchmark)
and 686.29 ft above NAVD of 1988 (VERTCON).
Considerable regulation of flow by Blenheim-Gilboa
Pumped Storage Project about 8 mi upstream. Entire flow, runoff from
315 mi², except for periods of spill, diverted from Schoharie Reservoir
through Shandaken Tunnel into Esopus Creek upstream from Ashokan
Reservoir for water supply of City of New York. For days of reservoir
outflow greater than 10 ft³/s, see station 01350101.
Water Years 2014-17: Records fair.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 134,000
ft³/s, Aug. 28, 2011, gage height, 22.37 ft, outside gage height was
23.47 ft, from floodmarks, from rating curve extended above 27,000
ft³/s on basis of contracted-opening and flow-over-road measurement at
gage height about 19.5 ft and runoff comparisons of peak flow with
nearby stations; minimum discharge, 1.7 ft³/s, Oct. 14, 1980; minimum
gage height, 0.25 ft, Sept. 26, 1985.
Peak Flow and Stage Information
Radar elevation may correspond to top of ice
during winter periods.