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What's New

Out of Service Facilities Forms Update
DWSG has revised the Facility Out of Service form, which is available here. A new form for reporting wells out of service after a GWR triggering event is also available here.

Licensed Operator Program Update

Water Allocation Fee Changes for 2023
The Department has adjusted the fees for water supply allocation permits, temporary dewatering permits, and water use registrations as provided by rule. View More Details

New Jersey Water Supply Plan Website
NJDEP is currently in the process of updating the New Jersey Statewide Water Supply Plan. To learn more and get involved in assisting NJDEP as it develops this key document, click here.

Lead Service Line Replacement Law Resources- Updated November 2022
LSL Replacement Round Table Webinar (10-13-2022) Slides
Lead Service Line Replacement Frequently Asked Questions
LSL Law Webinar (5-17-2022) Slides
Annual Lead Service Line Replacement Progress Report
Annual Lead Service Line Replacement Progress Report Instructions
Lead Service Line  (LSL) Inventory Report
Lead Service Line (LSL) Inventory Report Instructions
Lead Service Line Notification Form
Guidance for Developing a Lead Service Line Replacement Plan 
Initial Lead Service Line Identification and Replacement Plan Template
Lead Service Line Replacement Contact Log
Resident Refusal Form
Predictive Modeling Rationale new November 2022
Predictive Modeling Guidance new November 2022
Predictive Modeling Fact Sheet new November 2022

Updated Operations & Maintenance Resources

2021 Annual Report of Violations

Third Party Representative Designation Updates- June 2022
Third-Party Representative Designation Form (DEP_DWSG_00020.1)
Third-Party Representative Designation Factsheet

WQAA Updates
DWSG has updated the WQAA website with information about the 2021 Amendments to the WQAA, and the Capital Improvement Report submittal requirements. Learn more here.


The City of Newark - Lead

Monitoring Updates


New MCL – PFNA/1,2,3 TCP Webinar
Suggest a topic for a webinar – email

Mission Statement

The Division of Water Supply & Geoscience (DWSG) works to ensure New Jersey’s water supply is adequate, reliable, safe, and available for the future, based on sound science.


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Last Updated: May 30, 2023