LOCATION.--Lat 44°21'30", long
73°23'40" referenced to North American Datum of 1983,
Essex County, NY, Hydrologic Unit 04150408, on right bank 0.5
mi upstream from bridge on State Highway 22, 2.5 mi downstream
from North Branch Boquet River, and 3.0 mi upstream from mouth,
at Willsboro.
DRAINAGE AREA.--270 mi².
PERIOD OF RECORD.--August to September 1904 and August
to November 1908 (gage heights and discharge measurements
only), July 1923 to September 1968, annual maximum only--1980,
1985, 1987-89, March 1990 to current year. Prior to June 2019,
published as "Bouquet River at Willsboro".
GAGE.--Water-stage recorder and crest-stage gage. Datum
of gage is 150.88 ft above NGVD of 1929 and 149.93 ft above
NAVD of 1988. Prior to July 1923, nonrecording gages at site
0.75 mi downstream at various datums. July 23 to Aug. 28, 1923,
nonrecording gage at site 600 ft downstream at present
datum.
REMARKS.--Occasional diurnal fluctuation at low flow
caused by powerplant at Wadhams. Slight regulation by Lincoln
Pond on Black River.
Water Years 2014-20: Records good except those for estimated
daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge,
16,000 ft³/s, Aug. 29, 2011, gage height, 12.35 ft, from
floodmark in gage house; minimum discharge, 8.8 ft³/s, Sept.
20, 1957, gage height, 1.84 ft.
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