It shall be the duty of every local authority to take all such steps as they consider appropriate for keeping themselves informed about the wholesomeness and sufficiency of water supplies provided to premises in their area, including every private supply to any such premises.
It shall be the duty of a local authority to comply with any direction given by the Secretary of State to that authority, to authorities of a description applicable to that authority or to local authorities generally as to—
The Secretary of State may by regulations make such provision, supplementing the provisions of this section and of sections 78 and 79(2) below, as he considers appropriate for—
Without prejudice to the generality of subsection (3) above, regulations under that subsection may—