Staff Guidance for Public Water System Operators
Water Treatment Methods
Guidance on water treatment methods.
Capacity Requirements for Water Transport Facilities
Guidance on pass-through capacity requirements for service pumps, and capacity of potable water transfer lines.
Water System Definitions
Clarification of the definition of a public water system, regulations on seasonal systems, food concessions, and purchased water systems.
Drinking Water Quality
Policy on public notices, waterborne disease outbreaks, and other water quality related emergencies.
Request Exceptions to Rules and Regulations for Public Water Systems
Find out about our exceptions review process for public water systems.
Protecting Aerators and Cooling Towers and Requirements for Water Haulers
Guidance about protecting aerators and cooling towers, and guidance for water haulers.
Monitoring and Reports
Guidance on monitoring requirements and associated required reports.
Storage and Pressure Tanks
Guidance on rule interpretation.
Requirements for Wells
Guidance on well construction and operation.