PROVISIONAL DATA SUBJECT TO REVISION
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LOCATION.--Lat 43°20'20.7", long
77°54'54.8" referenced to North American Datum of
1983, Monroe County, NY, Hydrologic Unit 04130001, on right
bank 0.7 mi west of junction of County Highway 19 and N. Hamlin
Road, 2.5 mi north of Hamlin.
DRAINAGE AREA.--85.8 mi².
PERIOD OF RECORD.--Occasional miscellaneous discharge measurements, water years 2015-17. October 2017 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 252.67 ft above NAVD of 1988.
REMARKS.--Discharge includes undetermined diversion from Erie (Barge) Canal upstream from station. Water Years 2018-19, 2021-23: Records good except those for estimated daily discharges, which are poor. Water Year 2020: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, about 1,860 ft³/s, Feb. 18, 2022; maximum gage height, 16.83 ft, Feb. 5, 2019 (ice jam); minimum discharge, 7.8 ft³/s, Aug. 1, 2020, gage height, 8.79 ft, result of regulation; minimum gage height, 8.79 ft, July 31, Aug. 1, 2020.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: July 2020 to current year. SPECIFIC CONDUCTANCE: July 2020 to current year. DISSOLVED OXYGEN: July 2020 to current year. TURBIDITY: July 2020 to current year.
INSTRUMENTATION1.--Multi-parameter water-quality sonde measures water temperature, specific conductance, dissolved oxygen, and turbidity at 15-minute intervals since July 2020.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 32.5°C, July 9, 10, 2020; minimum, -0.1°C, on many days.
SPECIFIC CONDUCTANCE: Maximum, 1,550 uS/cm @ 25°C, Feb. 5, 2023; minimum, 293 uS/cm @ 25°C, Oct. 27, 2021.
DISSOLVED OXYGEN: Maximum, 20.8 mg/L, May 12, 2022; minimum, 2.9 mg/L, June 29, 2021.
TURBIDITY: Maximum, 619 FNU, Aug. 15, 2023; minimum, 0.0 FNU, May 31, 2022.
1 Water-Quality Records
DRAINAGE AREA.--85.8 mi².
PERIOD OF RECORD.--Occasional miscellaneous discharge measurements, water years 2015-17. October 2017 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 252.67 ft above NAVD of 1988.
REMARKS.--Discharge includes undetermined diversion from Erie (Barge) Canal upstream from station. Water Years 2018-19, 2021-23: Records good except those for estimated daily discharges, which are poor. Water Year 2020: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, about 1,860 ft³/s, Feb. 18, 2022; maximum gage height, 16.83 ft, Feb. 5, 2019 (ice jam); minimum discharge, 7.8 ft³/s, Aug. 1, 2020, gage height, 8.79 ft, result of regulation; minimum gage height, 8.79 ft, July 31, Aug. 1, 2020.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: July 2020 to current year. SPECIFIC CONDUCTANCE: July 2020 to current year. DISSOLVED OXYGEN: July 2020 to current year. TURBIDITY: July 2020 to current year.
INSTRUMENTATION1.--Multi-parameter water-quality sonde measures water temperature, specific conductance, dissolved oxygen, and turbidity at 15-minute intervals since July 2020.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 32.5°C, July 9, 10, 2020; minimum, -0.1°C, on many days.
SPECIFIC CONDUCTANCE: Maximum, 1,550 uS/cm @ 25°C, Feb. 5, 2023; minimum, 293 uS/cm @ 25°C, Oct. 27, 2021.
DISSOLVED OXYGEN: Maximum, 20.8 mg/L, May 12, 2022; minimum, 2.9 mg/L, June 29, 2021.
TURBIDITY: Maximum, 619 FNU, Aug. 15, 2023; minimum, 0.0 FNU, May 31, 2022.
1 Water-Quality Records
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