This station is operated in cooperation
NYS Department of Environmental
Lat 41°07'06", long 74°09'37"
referenced to North American Datum of 1983, Rockland County, NY,
Hydrologic Unit 02030103, on left bank 145 ft downstream from highway
bridge on New York State Thruway at Suffern, and 1.1 mi upstream from
PERIOD OF RECORD.--
June 1979 to current year.
WDR NY-00-1: 1999 (M).
Water-stage recorder, crest-stage gage, and concrete
control. Datum of gage is 264.44 ft above NGVD of 1929.
Records fair. Flow affected by diversion from United
Water New York well field upstream from station and by occasional
regulation by Lake Sebago. Satellite gage-height telemeter at
EXTREMES FOR PERIOD OF RECORD.--
Maximum discharge, 14,700
/s, Aug. 28, 2011, gage height, 18.88 ft, on basis of
runoff comparisons with nearby stations; minimum discharge, 1.7
/s, Sept. 7, 1995, gage height, 1.04 ft.
EXTREMES OUTSIDE PERIOD OF RECORD.--
Maximum discharge, 6,600
/s, Mar. 12, 1936, by computation of flow over dam at
site 0.65 mi upstream, drainage area, 90.6 mi2
Peak Flow and Stage Information