LOCATION.--Lat 42°06'03.2", long 74°18'03.3" referenced to North American Datum of 1983, Ulster County, NY, Hydrologic Unit 02020006, on left bank at bridge on Silver Hollow Road, 0.2 mi downstream of Warner Creek, at Chichester.
DRAINAGE AREA.--26.6 mi².  
PERIOD OF RECORD¹.--February 2017 to current year.
PERIOD OF DAILY RECORD¹.--TURBIDITY: February 2017 to current year.
INSTRUMENTATION¹.--An optical turbidity sensor provides readings at 15-minute intervals since February 2017.
COOPERATION¹.--In cooperation with the New York City Department of Environmental Protection.
EXTREMES FOR PERIOD OF DAILY RECORD¹.--TURBIDITY: Maximum, >1650 FNU, Oct. 7, 2023; minimum, <0.2FNU, Nov. 9, 10, 12, 13, 2019, Mar. 16, 2020. [>, actual value is known to be greater than the value shown; <, actual value is known to be less than the value shown]
¹ Water-Quality Records

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