If you discover a ruptured or leaking water main in the street or a broken fire hydrant, please call (510) 668-6500 without delay.

After Hours Emergencies:   (510) 668-4200

To report a leaking water main or broken fire hydrant after normal business hours (normal business hours are 8:00 a.m. to 5:00 p.m. Monday through Friday, except holidays), please call (510) 668-4200 and follow the recorded instructions.