35ANotice to warn users of domestic self-supply or shared domestic supply about contamination

1. This section applies if a medical officer of health or the Water Services Authority believes that a source of water for domestic self-supply or for shared domestic supply is contaminated in a way that affects, or is likely to affect, that domestic self-supply or shared domestic supply.

2. The medical officer of health or the Water Services Authority may issue a notice to any local authority, water organisation, or subsidiary of a water organisation that is responsible for the area to which water is supplied from that source.

3. A local authority, water organisation, or subsidiary of a water organisation that receives a notice under subsection (2) must—

4. ensure that an assessment is made as to whether any domestic self-supply or shared domestic supply is abstracting or otherwise receiving unsafe water from the source specified in the notice; and
5. if that assessment so requires, take all practicable steps—
   1. to warn users of that supply—
      1. that drinking water must not be used for domestic use and food preparation; or
      2. that drinking water may only be used for domestic use and food preparation if certain steps are first taken (for example, boiling the water); and
   2. to exercise any other power or take any action to remedy the situation.