LOCATION.--Lat 40°42'40.7", long
74°07'22.3" referenced to North American Datum of
1983, Newark City, Essex County, NJ, Hydrologic Unit 02030104,
on right bank of Newark Bay at the Passaic Valley Sewerage
Commision treatment plant at Oak Island Yards, 0.5 mi
downstream from the confluence of Passaic and Hackensack Rivers
at Newark Bay and 1.2 mi upstream of the Vincent R. Casciano
Memorial Bridge on US Highway 78 in Newark, New
Jersey.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE:
July 2021 to August 2023.
SPECIFIC CONDUCTANCE: July 2021 to August 2023.
SALINITY: July 2021 to August 2023.
pH: July 2021 to August 2023.
DISSOLVED OXYGEN: July 2021 to August 2023.
TURBIDITY: July 2021 to August 2023.
INSTRUMENTATION1.--A multi-parameter
water-quality sonde measures water temperature, specific
conductance, pH, dissolved oxygen, and turbidity at 15-minute
intervals. Salinity record computed from specific-conductance
readings.
COOPERATION1.--Maintained by the Hudson River
Environmental Conditions Observing System in cooperation with
the Passaic Valley Sewerage Commision.
EXTREMES FOR PERIOD OF DAILY RECORD1.--WATER
TEMPERATURE: Maximum, 28.1 °C, Aug. 9, 2022; minimum, 0.1 °C,
Jan. 31, Dec. 26, 2022.
SPECIFIC CONDUCTANCE: Maximum, 41,000 uS/cm @ 25 °C, Aug. 14,
15, 2022; minimum, 268 uS/cm @ 25 °C, Sept. 4, 2021.
SALINITY: Maximum, 29.9 psu, Aug. 14, 15, 2022; minimum, 0.1
psu, Sept. 4, 2021.
pH: Maximum, 8.4, on several days; minimum, 6.3, Sept. 2,
2021.
DISSOLVED OXYGEN: Maximum, 14.0 mg/L, Feb. 5, 2022; minimum,
0.8 mg/L, July 6, 2023.
TURBIDITY: Maximum, 215 FNU, Apr. 27, 2023; minimum, 0.4 FNU,
Mar. 11, 2022.
1 Water-Quality Records
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