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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.

Occasionally the reservoir levels appear to be several tenths of a foot too low due to possible drawdown caused by use of water supply intakes at certain levels.

Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 1997-10-01 2024-12-04
n/a USGS Annual Water Data Reports Site 2006-01-01 2022-01-01
Water Data for the Nation inventory

Monitoring location 01386990 is associated with a Lake, Reservoir, Impoundment in Passaic County, New Jersey. Current conditions of Lake or reservoir water surface elevation above NGVD 1929 are available. Water data back to 1997 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01386990 n/a
Site name
Wanaque Reservoir at Wanaque NJ n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 410242 n/a
DMS longitude 0741743 n/a
Decimal latitude 41.045 n/a
Decimal longitude -74.29527778 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
New Jersey 34
State
New Jersey 34
County
Passaic County 031
Country US n/a
Land net location description Wanaque Borough n/a
Name of location map Wanaque n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 000. feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Hackensack-Passaic 02030103
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNNNNNYNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20021202 n/a
Drainage area
90.4 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a

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logo for US Army Corps of Engineers - New York District
US Army Corps of Engineers - New York District