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USGS 01354230 MOHAWK RIVER AT LOCK 9 AT ROTTERDAM JUNCTION NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 42°52'41.8", long 74°02'26.7" referenced to North American Datum of 1983, Schenectady County, NY, Hydrologic Unit 02020004, on left bank, 330 ft downstream of Lock 9 on the Erie (Barge) Canal, 8.0 mi west of Schenectady.
DRAINAGE AREA.--3,250 mi².  
PERIOD OF RECORD.--December 2019 to current year (gage heights only).
GAGE.--Water-stage recorder. Datum of gage is 199.46 ft above NAVD of 1988.
REMARKS.--Considerable regulation of stage by Lock 9 on the Erie (Barge) Canal about 330 ft upstream and Lock 8 about 7.0 mi downstream.
EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 37.15 ft, Apr. 8, 2022; minimum gage height recorded, 14.10 ft, May 9, 10, 11, 2023, but may have been lower when water levels were below the sensor.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: December 2021 to current year.
INSTRUMENTATION1.--Water-temperature recorder provides 5-minute-interval readings.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE: Maximum, 29.2°C, July 15, 2024; minimum, 0.0°C, on many days during winter period.
1 Water-Quality Records
> Rating Information
This station managed by the NY Water Science Center Troy.

Available Parameters Period of Record
  
2021-12-02  2025-12-04
2019-12-12  2025-12-03






 (365)
 

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