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USGS 01376800 HACKENSACK RIVER AT WEST NYACK NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 41°05'44", long 73°57'50" referenced to North American Datum of 1983, Rockland County, NY, Hydrologic Unit 02030103, on right bank 20 ft downstream from CSX railroad bridge at West Nyack, 1,000 ft upstream from State Highway 59, and 1.0 mi downstream from DeForest Lake.
DRAINAGE AREA.--30.7 mi².
PERIOD OF RECORD.--December 1958 to current year.
REVISIONS HISTORY.--WDR NY-90-1: Drainage area.
GAGE.--Water-stage recorder, stop-log control, and crest-stage gage. Datum of gage is 53.50 ft above NGVD of 1929 (levels by Hackensack Water Co.) and 52.53 ft above NAVD of 1988.
REMARKS.--Flow regulated by DeForest Lake. Diversion from gaging station pool for municipal supply for village of Nyack. Discharge given for this station represents the flow of Hackensack River downstream from this diversion. At flows greater than about 1,500 ft³/s, undetermined amounts of flow bypass the gage as a result of overtopping of the Klein Avenue Levee 0.3 mi upstream of the gage.
Water Years 2014-18: Records fair.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 1,740 ft³/s, Sept. 16, 1999, Aug. 28, 2011; maximum gage height, 11.50 ft, Aug. 28, 2011; minimum discharge not determined.

Peak Flow and Stage Information

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This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
  
1990-10-01  2019-11-13
2007-10-01  2019-11-13
2019-07-16  2019-11-13







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 15.5 11-13-2019   21:45 EST
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Daily discharge, cubic feet per second -- statistics for Nov 13 based on 59 water years of record more
Min
(1967)
25th
percen-
tile
Most Recent
Instantaneous
Value Nov 13
Median Mean 75th
percen-
tile
Max
(1976)
3.70 13 15.5 21 29 40 204


Gage height, feet

Most recent instantaneous value: 2.57 11-13-2019   21:45 EST
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Gage height, feet, [backup from well]

Most recent instantaneous value: 2.57 11-13-2019   21:45 EST
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