New Jersey Water Science Center

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Scientists setting out a monitor for algal bloom
July 9, 2019

Hopatcong Monitor

USGS scientists Lisa Carper and Jon Cohl deploy a monitoring buoy at Lake Hopatcong, New Jersey, to monitor water-quality conditions and a harmful algal bloom in near real-time.

Looking a a monitoring Buoy from the boat
July 9, 2019

Hopatcong Buoy

USGS scientists deploy a monitoring buoy on Lake Hopatcong, New Jersey, to monitor water-quality conditions and a harmful algal bloom in near real-time. USGS scientist Karl Braun is photographed.

Scientists collecting samples on lake Hopatcong
July 9, 2019

Sampling Hopatcong

USGS scientists Brad Bjorklund and Jon Cohl collect a water-quality sample at Lake Hopatcong, New Jersey, to monitor a harmful algal bloom on the lake.

Monitor buoy floating on Lake Hopatcong
July 9, 2019

Monitor Buoy

USGS monitoring buoy deployed on Lake Hopatcong, New Jersey, to monitor water-quality conditions and a harmful algal bloom in near real-time.

Warning sign posted at the marina on Lake Hapatcong
July 9, 2019

Hopatcong Warning

The New Jersey Department of Environmental Protection advised the public to avoid swimming in or contact with Lake Hopatcong water due to a harmful algal bloom confirmed in June 2019 by aerial surveillance. To help study water-quality conditions and the bloom’s severity, the USGS installed a monitoring buoy on the lake in July.

Harmful Algal Bloom floating on Lake Hopatcong
July 9, 2019

Algal Bloom on Hopatcong

Harmful Algal Bloom on Lake Hopatcong.

Two USGS scientists collecting samples from the river bed
December 20, 2018

NAWQA Sampling

USGS Scientists collecting Biological samples in stream bed

Recording groundwater levels
November 29, 2018

Recording Groundwater Levels

USGS Scientist Robert Rossman sketching site information at a production well during water-level-site visit, Camden County.

Taking a tapedown at a groundwater well
November 28, 2018

Layne Tapedown

USGS Scientist Robert Rossman checking groundwater levels with a steel tape 

Groundwater tapedown
November 28, 2018

Worthington groundwater tapedown

USGS Scientist Robert Rossman an electric tape to measure static water level in a production well, Burlington County. 

Map defining the New Jersey Pinelands
November 6, 2018

Pinelands Study Areas

Map depicting the bounderies of the New Jersey Pinelands Management Areas

Photo of Ground stratification showing different types of Geomorphology
August 4, 2018

New Jersey Strata 1

 Exposure of the Cape May Formation in the Kirkwood-Cohansey aquifer system.