# The Private Water Supplies (Wales) Regulations 2017, Paragraph 1: Initial records

Extent: E+W

(1) A local authority must record the number of private water supplies in its area, and for each supply must record—
(a) the name of the supply, together with a unique identifier;
(b) the type of source;
(c) the geographical location using a grid reference;
(d) an estimate of the number of people supplied;
(e) an estimate of the average daily volume of water supplied in cubic metres;
(f) the type of premises supplied;
(g) detail of any treatment process, together with its location
(2) It must review and update the record at least once a year.
(3) It must keep the record for at least 30 years.

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Source: https://www.legislation.gov.uk/wsi/2017/1041/schedule/5/paragraph/1 (the official version)
Page: https://openlegislation.uk/private-water-supplies-wales-regulations-2017/schedule-5/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.