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New Jersey Lead Service Line Requirements

On July 22, 2021, the Governor signed legislation into law for mandatory lead service line replacement, “NJ Bill A5343/S3398”, P.L.2021, Ch.183, effective immediately upon signature. Public community water systems are required to inventory and replace all known lead service lines and address all service lines of unknown materials in their service areas by July 22, 2031. The legislation also bans partial lead service line replacements. Additional information may be found online at

Lead Service Line Inventory

Recently passed legislation, NJ Bill A5343, requires all public community water systems to compile and submit the Lead Service Line Inventory Report (DEP_10-S_00014.1) by September 20, 2021. Form Instructions

2020 Annual Report of Violations

Licensed Operator Program Update

The City of Newark - Lead

Monitoring Updates

Drinking Water State Revolving Fund SFY2020 Fundable Range as of March 1, 2020


New MCL – PFNA/1,2,3 TCP Webinar
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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: October 12, 2021