USGS 01355475 MOHAWK RIVER AT REXFORD NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 42°51'04.0", long 73°53'14.1" referenced to North American Datum of 1983, Saratoga County, NY, Hydrologic Unit 02020004, on left bank 100 ft downstream from bridge on State Highway 146 and 0.2 mi south of Rexford.
DRAINAGE AREA.--3,360 mi².
PERIOD OF RECORD.--June 2014 to current year (gage heights only).
GAGE.--Water-stage recorder. Datum of gage is 199.46 ft above NAVD of 1988 and 200.00 ft above NGVD of 1929 (VERTCON).
REMARKS.--Considerable regulation of stage by Lock 8 on the Erie (Barge) Canal about 6.6 mi upstream and Vischer Ferry Dam hydroelectric facility about 4.1 mi downstream.
Water Years 2014-20: Records fair. Water Years 2021-23: Records good.
EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 19.76 ft, Feb. 22, 2018 (ice jam); minimum gage height, 7.77 ft, Dec. 31, 2017 (result of freezeup).
PERIOD OF RECORD1.--April 2019 to current year.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: April 2019 to current year.
SPECIFIC CONDUCTANCE: April 2019 to current year.
pH: April 2019 to current year.
DISSOLVED OXYGEN: April 2019 to current year.

INSTRUMENTATION1.--A multi-parameter water-quality sonde measures water temperature, specific conductance, pH, dissolved oxygen, and turbidity at 15-minute intervals since April 2019.
COOPERATION1.--Maintained by the Hudson River Environmental Conditions Observing System in cooperation with the New York State Department of Environmental Conservation.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 29.8°C, June 22, July 10, 2020; minimum, 0°C, on many days.
SPECIFIC CONDUCTANCE: Maximum, 721 uS/cm @ 25°C, Feb. 17, 2021; minimum, 158 uS/cm @ 25°C, Nov. 2, 2019.
pH: Maximum, 9.2, July 8, 2020; minimum, 7.3, May 27, 28, 2019.
DISSOLVED OXYGEN: Maximum, 18.1 mg/L, July 9, 2020; minimum, 4.2 mg/L, July 15, 2020, and Aug. 21, 2020.
TURBIDITY: Maximum, 702 FNU, Dec. 26, 2020; minimum, 0.1 FNU, Aug. 15 to 20, and 23, 2022.
1 Water-Quality Records
> Rating Information
> Additional Site Information

Peak Flow and Stage Information

Mohawk River Ice Jam Monitoring

Radar elevation may correspond to top of ice during winter periods.

Gage PhotoStation image

 

This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
  
2019-04-12  2024-04-22
2014-06-27  2024-04-22
2023-12-24  2024-04-22
2019-04-12  2024-04-22
2019-04-12  2024-04-22
2023-12-24  2024-04-22
2019-04-12  2024-04-22
2023-12-24  2024-04-22
2023-12-24  2024-04-22
2023-12-24  2024-04-22
2023-12-24  2024-04-22
2023-12-24  2024-04-22
2023-12-24  2024-04-22
2019-10-04  2024-04-22
2023-12-24  2024-04-22







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Temperature, water, degrees Celsius, [HRECOS]

Most recent instantaneous value: 10.0 04-22-2024   17:25 EST
Graph of  Temperature, water, degrees Celsius, [HRECOS]

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, [HRECOS]

Most recent instantaneous value: 290 04-22-2024   17:25 EST
Graph of  Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, [HRECOS]

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Dissolved oxygen, water, unfiltered, milligrams per liter, [HRECOS]

Most recent instantaneous value: 12.1 04-22-2024   17:25 EST
Graph of  Dissolved oxygen, water, unfiltered, milligrams per liter, [HRECOS]

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pH, water, unfiltered, field, standard units, [HRECOS]

Most recent instantaneous value: 8.2 04-22-2024   17:25 EST
Graph of  pH, water, unfiltered, field, standard units, [HRECOS]

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