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ALL DATA ARE AT LOCAL TIME


USGS 01382210 Pequannock River at Oak Ridge NJ

PROVISIONAL DATA SUBJECT TO REVISION

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During winter months, cold and ice may result in inaccurate real-time gage height and streamflow data. Adjustments or deletions of this data can only be done after detailed analysis.

Funding for this site is provided by:

 


SURFACE-WATER RECORDS

LOCATION.--Lat 41°02'23", long 74°30'06" referenced to North American Datum of 1983, Jefferson Township, Morris County, NJ, Hydrologic Unit 02030103, on right bank, 300 ft upstream from bridge on Oak Ridge Road (Berkshire Valley Road), 400 ft downstream from Oak Ridge Reservoir Dam, and 0.9 mi southwest of Oak Ridge.
DRAINAGE AREA.--27.4 mi2.
PERIOD OF RECORD.--Continuous-record gaging station, April 2010 to current year.
REVISED RECORDS.--WYS-US-2015: 2011(M).
GAGE.--Water-stage recorder with telemetry and crest-stage gage. Datum of gage is 800 ft NGVD 1929 (from topographic map).
REMARKS.--Records fair, except for estimated discharges, which are poor. Flow regulated by Canistear Reservoir, Oak Ridge Reservoir, and other small upstream lakes and ponds.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 2,980 ft3/s, Aug 28, 2011, gage height, 9.21 ft; minimum discharge, 0.50 ft3/s, Dec 7-8, 2014.
REVISIONS.--Revisions prior to water year 2014 available from Water Data Reports (WDR) listed above in Revised Records. Revisions subsequent to Water Year 2014 can be obtained by using this link.

WATER-QUALITY RECORDS

PERIOD OF RECORD.--
Dissolved Oxygen: April 2010 to October 2014.
Dissolved Oxygen, Percent of Saturation: April 2010 to October 2014.
Specific Conductance: April 2010 to October 2014.
Water Temperature: April 2010 to October 2014.
REMARKS.--The accuracy of continuous water-quality data can be found here.
EXTREMES FOR PERIOD OF DAILY RECORD.--
DISSOLVED OXYGEN, PERCENT OF SATURATION: Maximum, 112%, Aug 28, 2011; minimum, 13%, Aug 14 and 15, 2012.
SPECIFIC CONDUCTANCE: Maximum, 178 microsiemens/cm, Sep 2, 2014, minimum, 88 microsiemens/cm, Sep 12, 2011.
WATER TEMPERATURE: Maximum, 27.9°C, May 31, 2011; minimum, 4.3°C, Mar 29, 2011.

Peak Flood Chart

Gage Photo

Measurements of water temperature are collected seasonally (May 1 through October 31).

This station managed by the New Jersey Water Science Center.

Available Parameters Available Period
All 6 Available Parameters for this site
  
00010 Temperature, water 2010-04-16  2017-04-30
00060 Discharge 2010-04-16  2017-04-30
00065 Gage height 2010-04-16  2017-04-30
00095 Specific cond at 25C 2010-04-16  2014-10-31
00300 Dissolved oxygen 2010-04-16  2014-10-30
00301 Diss oxygen,%saturtn 2010-04-16  2014-10-30

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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: 29 04-30-2017   12:15 EDT
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Daily discharge, cubic feet per second -- statistics for Apr 30 based on 6 years of record more
Min
(2012)
Most Recent
Instantaneous
Value Apr 30
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(2014)
25 29 31 55 88 138 267


Gage height, feet

Most recent instantaneous value: 4.36 04-30-2017   12:15 EDT
Graph of  Gage height, feet

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