State Small Water System Program

A State Small Water System (SSWS) is a non-Public Water System that supplies drinking water that meets the following conditions:

  • serves at least five, but not more than 14, service connections and
  • does not regularly drinking water to more than an average of 25 individuals daily for more than 60 days out of the year.

Environmental Health provides the following services for a SSWS:

  • issues operational permits
  • performs routine water system inspections
  • evaluates water quality data
  • reviews annual notices to consumers served
  • performs plan check and material specification review for changes to system infrastructure

Links to the state laws and regulations which govern the operation, maintenance, and monitoring of these systems are found in the links below.

Public Water Systems

A Public Water System is defined as a system that provides water to 15 or more service connections, or serving 25 or more people daily for 60 days or more out of the year. Systems that meet this definition fall under the regulatory jurisdiction of the State Water Resources Control Board, Division of Drinking Water, San Bernardino District 13. They can be reached at:

  • Office: 464 West 4th Street, Suite 437, San Bernardino, CA 92401
  • Phone: (909) 383-4328
  • Email: