LOCATION.--Lat 41°39'11", long
73°52'21" referenced to North American Datum of 1983,
Dutchess County, NY, Hydrologic Unit 02020008, on left bank 700
ft downstream from Red Oaks Mill dam, and 4.5 mi northeast of
village of Wappingers Falls.
DRAINAGE AREA.--181 mi².
PERIOD OF RECORD.--May 1903 to June 1905 (monthly
discharges and daily gage heights only, published in WSP 97,
125, 166, and 202), August 1928 to current year.
REVISIONS HISTORY.--WSP 741: 1932. WSP 1902: Drainage
area.
GAGE.--Water-stage recorder and crest-stage gage. Datum
of gage is 114.37 ft above NGVD of 1929 (levels by Corps of
Engineers) and 133.52 ft above NAVD of 1988 (VERTCON). May 1903
to June 1905, nonrecording gage at site 2.5 mi downstream at
different datum. Aug. 7, 1928 to Sept. 25, 1931, water-stage
recorder at site 2 mi downstream at different datum.
REMARKS.--Water Years 2014-22: Records good except those
for estimated daily discharges, which are poor. Water Year
2023: Records fair except those for estimated daily discharges,
which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge,
18,600 ft³/s, Aug. 19, 1955, gage height, 19.60 ft, from
floodmarks in gage shelter, from rating curve extended above
7,200 ft³/s on basis of flow-over-dam and contracted-opening
measurements at gage height 18.02 ft and contracted-opening and
flow-over-road measurement at gage height 19.60 ft; minimum
discharge, 0.90 ft³/s, Sept. 20, 21, 1964, gage height, 2.05
ft; minimum gage height, 1.96 ft, Sept. 9, 1995.