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