LOCATION.--Lat 42°05'15.1", long 74°49'10.8" referenced to North American Datum of 1983, Delaware County, NY, Hydrologic Unit 02040102, near center of span on downstream end of pier on State Highway 30 bridge, 9.4 mi upstream from Pepacton Dam on East Branch of the Delaware River, and 17.1 mi southeast of Walton.
DRAINAGE AREA.--265 mi².  
PERIOD OF RECORD.--September 2019 to current year.
REVISIONS HISTORY.--Elevation for the period July 11, 2024, to Sept. 4, 2024, were revised on June 26, 2025, based on changes to a correction.
GAGE.--Water-stage recorder. Datum of gage is NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD.--Maximum elevation, 1,281.32 ft, Apr. 8, 2022; minimum elevation, 1,246.39 ft, Nov. 25, 2024.
PERIOD OF DAILY RECORD¹.--WATER TEMPERATURE AT 1,187 FT ABOVE NAVD OF 1988: September 2019 to current year. WATER TEMPERATURE AT 1,224 FT ABOVE NAVD OF 1988: September 2019 to current year. WATER TEMPERATURE AT 1,263 FT ABOVE NAVD OF 1988: December 2019 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 1,187 FT ABOVE NAVD OF 1988: Maximum, 16.7 °C, Oct. 20, 2021; minimum, 2.4 °C, Feb. 20, 29, Mar. 1, 2020. WATER TEMPERATURE AT 1,224 FT ABOVE NAVD OF 1988: Maximum, 21.5 °C, Sep. 14, 2020; minimum, 1.5 °C, Feb. 4, 2023. WATER TEMPERATURE AT 1,263 FT ABOVE NAVD OF 1988: Maximum, 29.2 °C, Aug. 5, 2022; minimum, 0.6 °C, Dec. 28, 29, 2022.
¹ Water-Quality Records

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