Drinking Water Quality
Boil Water Notices/Water Quality Advisories
Public Notification Levels and their Definitions
Water Quality Advisory
Used in situations in which the public health threat posed by the water supply system is modest, and actions can be taken to reduce the risks through means other than requiring a boil water notice or do not use water notice.
Boil Water Notice
Used in situations in which the public health threat posed by the water supply system is significant and the nature of the threat is one that can be effectively addressed through boiling of the water.
Do Not Use Water Notice
Used in situations where a significant public health threat exists in relation to the water supply system and the threat cannot be adequately addressed through a water quality advisory or boil water notices.
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