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USGS 01423910 CANNONSVILLE RESERVOIR NEAR KELSEY NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 42°05'19.7", long 75°18'45.0" referenced to North American Datum of 1983, Delaware County, NY, Hydrologic Unit 02040101, near left bank on downstream end of pier on State Highway 10 bridge, 3.3 mi upstream from Cannonsville Dam on West Branch Delaware River, and 5.9 mi northeast of Deposit.
DRAINAGE AREA.--394 mi².  
PERIOD OF RECORD.--November 2019 to current year.
GAGE.--Water-stage recorder. Datum of gage is NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD.--Maximum elevation, 1,154.54 ft, Apr. 8, 9, 2022; minimum elevation, 1,106.02 ft, Oct. 29, 2020.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood on June 29, 2006, reached an elevation of 1,157.52 ft above NAVD of 1988 (1,158.00 ft above NGVD of 1929), from furnished record of reservoir elevation at station 01424997, Cannonsville Reservoir near Stilesville, NY.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE AT 1,053 FT ABOVE NAVD OF 1988: December 2019 to current year. WATER TEMPERATURE AT 1,107 FT ABOVE NAVD OF 1988: November 2019 to current year. WATER TEMPERATURE AT 1,144 FT ABOVE NAVD OF 1988: March 2020 to current year.
INSTRUMENTATION1.--Water-temperature recorder provides 15-minute-interval readings.
REMARKS1.--Interruption of record may occur due to water levels falling below the elevation of the sensor.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER TEMPERATURE AT 1,053 FT ABOVE NAVD OF 1988: Maximum, 17.5 °C, Oct. 19, 2021, Sept. 27, 2022; minimum, 1.6 °C, Feb. 3, 2023. WATER TEMPERATURE AT 1,107 FT ABOVE NAVD OF 1988: Maximum, 27.4 °C, July 16, 2024; minimum, 1.6 °C, Jan. 29, 30, 2021, Dec. 28, 2022. WATER TEMPERATURE AT 1,144 FT ABOVE NAVD OF 1988: Maximum, 28.4 °C, Aug. 27, 2021; minimum, 0.9 °C, Feb. 27, 2022, Feb. 4, 2023.
1 Water-Quality Records
> Rating Information
This station managed by the NY Water Science Center Milford.

Available Parameters Available Period
  
2020-03-06  2026-05-27
2019-11-15  2026-05-27
2019-12-04  2026-05-27
2019-11-15  2026-05-27
2026-01-27  2026-05-27







 (7)
 

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


Temperature, water, degrees Celsius, [at 1,053 ft above NAVD of 1988]

Most recent instantaneous value: 5.3 05-27-2026   09:30 EST
Graph of  Temperature, water, degrees Celsius, [at 1,053 ft above NAVD of 1988]

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Temperature, water, degrees Celsius, [at 1,107 ft above NAVD of 1988]

Most recent instantaneous value: 9.4 05-27-2026   09:30 EST
Graph of  Temperature, water, degrees Celsius, [at 1,107 ft above NAVD of 1988]

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Temperature, water, degrees Celsius, [at 1,144 ft above NAVD of 1988]

Most recent instantaneous value: 16.4 05-27-2026   09:30 EST
Graph of  Temperature, water, degrees Celsius, [at 1,144 ft above NAVD of 1988]

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Lake or reservoir water surface elevation above NAVD 1988, feet

Most recent instantaneous value: 1148.72 05-27-2026   09:30 EST
Graph of  Lake or reservoir water surface elevation above NAVD 1988, feet

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Lake or reservoir water surface elevation above NAVD 1988, feet, [backup from radar]

Most recent instantaneous value: 1148.65 05-27-2026   09:30 EST
Graph of  Lake or reservoir water surface elevation above NAVD 1988, feet, [backup from radar]

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