These Regulations provide for the construction of water supply and treatment installations, prescribe standards for “raw water”, i.e. untreated water and standards for “drinking water, i.e. treated water that is supplied for use by consumers, and regulate inspections, sampling and analysis for water supplied under these Regulations. A person who wishes to install or construct any plant for treating water shall submitted to the Departmental Head: (i) details of chemical and bacteriological analys