Water quality guidance

Information and examples about how to protect water quality for your project, development or activity.

The following publications, presented by topic, provide information about how to protect water quality for your project, development or activity. These can also be viewed in the drinking water document collection.

Use the online mapping tool to find out if you are within a public drinking water source area. If you are, you need to make sure your project, development or activity can occur, using land use compatibility tables for public drinking water source areas.

    How-to guides and more information

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    How-to guides

    How the department protects drinking water

    Technical information

    Page reviewed 16 August 2022