LOCATION.--Lat 42°09'58.0", long
75°08'24.1" referenced to North American Datum of
1983, Delaware County, NY, Hydrologic Unit 02040101, on left
bank at west end of fairgrounds at Walton, and 100 ft
downstream from West Brook.
DRAINAGE AREA.--332 mi².
PERIOD OF RECORD.--October 1950 to current year.
REVISIONS HISTORY.--WDR NY-82-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum
of gage is 1,190.30 ft above NGVD of 1929 and 1,189.88 ft above
NAVD of 1988.
REMARKS.--Water Years 2014-15: Records good except those
for estimated daily discharges, which are poor.
Water Years 2016-17: Records fair except those for estimated
daily discharges, which are poor.
Water Years 2018-19: Records poor.
Water Years 2020-21: Records good except those for estimated
daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge,
28,600 ft³/s, June 28, 2006, gage height, 16.85 ft, outside
gage height was 17.10 ft, from crest-stage gage; minimum
discharge, 12 ft³/s, Sept. 15, Nov. 22, 1964; minimum gage
height, 1.86 ft, Nov. 22, 1964.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE:
October 2018 to current year. SPECIFIC CONDUCTANCE: October
2019 to current year.
INSTRUMENTATION1.--A continuous water-quality
monitor with water temperature and specific conductance
provides 15-minute-interval readings.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER
TEMPERATURE: Maximum, 29.3°C, July 27, 2020, but may have been
higher during period of instrument malfunction; minimum, -0.1°C
on several days during 2020 winter period, but may have been
lower during period of instrument malfunction. SPECIFIC
CONDUCTANCE: Maximum, 211 uS/cm at 25 °C, July 27, 2020;
minimum, 44 uS/cm at 25 °C, Dec. 25, 2020.
1 Water-Quality Records
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