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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
01378480 ORADELL RESERVOIR AT ORADELL, NJ
LOCATION - Lat 40°57'23", long 74°01'46" referenced to North American Datum of 1983, Oradell Borough, Bergen County, NJ, Hydrologic Unit 02030103, at dam on Hackensack River at Oradell, 0.8 mi upstream of Hirshfeld Brook, and 2.2 mi west of Haworth.
DRAINAGE AREA - 113 mi².
REVISIONS HISTORY - WDR NJ-84-1: Spillway elevation, WDR NJ-89-1: Capacity, WDR NJ-99-1: 1998 (elevation, contents).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Water years 2011 to current year. From October 1923 to October 2010, month-end elevation and contents were provided by United Water New Jersey.
GAGE - Water-stage recorder with telemetry. Datum of gage is 1.08 ft below NAVD of 1988.
REMARKS - Reservoir is formed by hollow concrete dam, completed in 1922. Capacity at spillway level, 3,507,000,000 gal, elevation, 23.16 ft. Flow regulated by seven sluice gates (7 by 9 ft). Prior to May 1990, water was released for diversion by United Water New Jersey, 0.6 mi downstream from dam for municipal supply. Water is presently diverted from Oradell Reservoir at Haworth by Veolia, formerly Suez, prior to that, United Water New Jersey, for municipal supply.
Annual extremes beginning in water year 2014 can be obtained by using this link. Prior to water year 2014, annual extremes can be obtained on the respective annual water year summary.
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 4,450,000,000 gal, Aug 28, 2011, elevation, 26.30 ft; minimum contents, 1,338,000,000 gal, Nov 20, 2017, elevation, 13.72 ft.
