This station is operated in cooperation
New York City Department of Environmental
Lat 42°20'17", long 74°27'06"
referenced to North American Datum of 1983, Delaware County, NY,
Hydrologic Unit 02020005, on right bank 50 ft upstream from bridge on
Intake Road, about 100 ft upstream from mouth, and 0.15 mi northeast of
State Highway 23, near Prattsville.
PERIOD OF RECORD.--
October 1998 to current year.
Water-stage recorder and crest-stage gage. Datum of gage
is 1,157.06 ft above NGVD of 1929.
Extreme low flows may be affected by discharges from
New York City Grand Gorge Wastewater Treatment Plant 2 mi
Water Years 2014-16: Records fair except those for estimated daily
discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 2,750 ft³/s,
June 25, 2014, gage height, 8.28 ft, outside gage height was 8.69 ft,
from crest-stage gage; minimum discharge, 0.03 ft³/s, Sept. 10, 2001,
gage height, 1.33 ft.
Peak Flow and Stage Information