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State of New Jersey-Department of Environmental Protection-Division of Water Monitoring and Standards
State of New Jersey Department of Environmental Protection
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The Division of Water Monitoring and Standards provides water quality information to assess and manage New Jersey's water resources. This information is critical to knowing whether NJ’s waters are safe to swim in, aquatic life is healthy, fish and shellfish are safe to eat, and contributes information on whether water sources are safe to use for drinking water. Click on the Mission Statement below for additional information about the Division.

Click on any of the photos in the slideshow below to learn about many of the monitoring and analysis activities of the Division.





  1. Click here for information on the Lake Hopatcong Harmful Algal Bloom.

  2. Visit www.njbeaches.org for all things beach water quality including 2 coastal flight videos!

  3. Surface Water Quality Standards Category One upgrades rule proposal now available. Click here for the rule proposal. Click here for the accompanying maps, here for user instructions, here for a GIS layer of the 2019 proposed upgrades, here for maps of impacted upstream tributaries to 2019 proposed Category One waters and here for C1 background and potential impacts.

  4. Visit the Jersey-Friendly Yards website for information on landscaping for a healthy environment.

The Division of Water Monitoring and Standards provides water quality information to assess and manage New Jersey’s water resources. This information is critical to knowing whether NJ’s waters are safe to swim in, aquatic life is healthy, fish and shellfish are safe to eat, and contributes information on whether water sources are safe to use for drinking water.

Ecosystem, public health protection and restoration measures are accomplished through:

  • Collection of ambient water quality data (fresh, marine and ground water)
  • Development of water quality standards
  • Total Maximum Daily Loads (TMDLs)
  • Watershed-based restoration plans
  • Administration of nonpoint source pollution control projects to help restore impaired waters

The water quality monitoring data is used in the assessment and support of the Department’s responsibilities under:

  • Sections 303(d), 305(b) and 319(h) of the federal Clean Water Act
  • The federal Safe Drinking Water Act
  • The National Shellfish Sanitation Program
  • The USEPA’s BEACH Grant

The Division also educates and empowers citizens through the AmeriCorps NJ Watershed Ambassadors and Citizen Science Programs.



Contact Us:
Main Location
NJDEP Division of Water & Monitoring and Standards
PO Box 420 (Mail Code 401-04I)
401 East State Street
Trenton, New Jersey 08625-0420

Telephone: 609-292-1623
Fax: 609-633-1276

Bruce Friedman, Director




401 East State Street
Trenton, New Jersey 08608


35 Arctic Pkwy
Ewing Township, NJ 08638


929 E Stoney Hill Rd
Galloway, NJ 08205


For more information, please contact Kimberly Cenno, Bureau Chief,
Bureau of Environmental Analysis, Restoration and Standards at (609) 633-1441.

Department: NJDEP Home | About DEP | Index by Topic | Programs/Units | DEP Online
Statewide: NJ Home | Services A to Z | Departments/Agencies | FAQs

Copyright © State of New Jersey, 1996-2019

Last Updated: July 12, 2019