Contact Us

Municipal Utilities


Report Water, Sewer or Stormwater Emergencies

24-Hour Emergency Service Center

Broken or malfunctioning sprinklers, street flooding, illegal dumping, sewer backups

Phone: (209) 937-8341


Utility Billing Customer Service   

24-Hour Automated Utility Account Inquiries, Payments, Billing, and Service Request 

425 N. El Dorado Street, 1st Floor

Stockton, CA 95202

Phone: (209) 937-8295

Fax: (209) 937-8051


Backflow Testing

Phone: (209) 937-7031


Delta Water Treatment Plant

Phone: (209) 937-8762


Regional Wastewater Control Facility

Phone: (209) 937-8700 



For current or upcoming project design and construction information

Phone: (209) 937-8706


Dental Amalgam, F.O.G., Industrial Pretreatment or Waste Haulers (Environmental Control)

Phone: (209) 937-8740


Permit Center

Phone: (209) 937-8436


Report Water Waste

Phone: (866) 786-5987 (866.STOK.WTR) or (209) 937-5001



Water Field Office

Phone: (209) 937-7031


Submit non-emergencies, questions or comments via Ask Stockton.


This City of Stockton web page last reviewed on --- 6/29/2023