43Source water risk management plans

1. A drinking water supplier must prepare and implement a source water risk management plan based on the scale, complexity, and risk of the drinking water supply.

2. A source water risk management plan must—

3. identify any hazards that relate to the source water, including emerging or potential hazards; and
4. assess any risks that are associated with those hazards; and
5. identify how those risks will be managed, controlled, monitored, or eliminated as part of a drinking water safety plan; and
6. have regard to any values identified by local authorities under the National Policy Statement for Freshwater Management that relate to a freshwater body that the supplier uses as a source of a drinking water supply.

7. A source water risk management plan is part of the supplier’s drinking water safety plan and, unless the context otherwise requires, references in this Act to a drinking water safety plan must be read as including a reference to a source water risk management plan.

8. Local authorities must contribute to the development and implementation of source water risk management plans prepared by drinking water suppliers, including by—

9. providing information to suppliers in accordance with compliance rules, including information about—
   1. land-use activities, potential sources of contamination, and other water users that could directly or indirectly affect the quality or quantity of the source of a drinking water supply; and
   2. water quality monitoring of the source of a drinking water supply conducted by a regional council; and
   3. any known risks or hazards that could affect the source of a drinking water supply; and
10. undertaking any actions to address risks or hazards to the source of a drinking water supply that local authorities have agreed to undertake on behalf of a drinking water supplier, as specified in a schedule attached to a source water risk management plan or otherwise agreed in writing.