LOCATION.--Lat 42°27'02.3", long
79°21'01.6" referenced to North American Datum of
1983, Chautauqua County, NY, Hydrologic Unit 04120101, 60 ft
downstream of bridge on Van Buren Road (Matteson Street), 0.8
mi northwest of Fredonia corporate boundary, and 1.2 mi
upstream from Beaver Creek.
DRAINAGE AREA.--32.9 mi².
PERIOD OF RECORD.--Miscellaneous measurements--1962-63,
annual maximum only--1987-2017. August 2017 to current
year.
REVISIONS HISTORY.--WDR NY-89-3: 1987 (gage height).
2015: 1991, 1996-97, 2002-07, 2009, 2011, 2013-14 (M). Gage
height and discharge for the period Feb. 17, to May 4, 2022,
were revised on Feb. 1, 2023, based on changes to a gage height
correction.
GAGE.--Water-stage recorder and crest-stage
gage. Datum of gage is 637.01 ft above NAVD of 1988. Prior
to Aug. 10, 2017, crest-stage gage at site 100 ft upstream and
at datum 3.00 ft higher.
REMARKS.--Water Years 2017-24: Records fair except those
for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 7,080
ft³/s, Nov. 5, 2017, gage height, 10.59 ft, from rating curve
extended above 2,700 ft³/s on basis of slope-area measurement
at 5,380 ft³/s; minimum discharge, 2.18 ft³/s, Aug. 24, 25,
2020, gage height, 2.25 ft; minimum gage height, 1.79 ft, Aug.
15, 16, 17, 2017.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Aug. 7,
1979, reached an estimated discharge of 12,000 ft³/3, from U.S.
Army Corps of Engineers (US Geological Survey WRI 83-4211), at
site 1.7 mi upstream, drainage area, 30.6 mi². Flood of Aug. 1,
1986, reached an estimated discharge of 9,000 ft³/s.
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