Lead Exposure Reduction

Contact the Division of Water Supply & Geoscience

NJDEP-Division of Water Supply & Geoscience
Mail Code 401-04Q
P.O. Box 420
401 East State Street
Trenton, New Jersey 08625


Questions about your service line or your town’s service lines?

Please reach out to your water supplier.
If you are uncertain who your water supplier is, you can look it up on NJ Drinking Water Watch.

Call us at these numbers:

Environmental Emergency?
Call the DEP Hotline at 1-877-WARN-DEP or 1-877-927-6337

Environmental Non-Emergency?
NJDEP Warning