# The Private Water Supplies Regulations (Northern Ireland) 2017, Paragraph 1


(1) The Department must compile records to include—
(a) the name and address of every relevant person for the land or private supply;
(b) the location and description of the private supply;
(c) an eight figure ordnance survey grid reference of the location of the source of supply;
(d) a description of the source;
(e) the addresses of the land supplied by the private supply;
(f) a plan of the private supply showing the sources and land supplied;
(g) the purposes for which the water is supplied;
(h) the estimated average daily volume of water supplied;
(i) an estimate of the numbers of people served by the supply;
(j) any drinking-water treatment to which the supply is subject;
(k) the monitoring programme for the supply;
(l) the details contained within each risk assessment carried out under regulation 7, including a summary of its results.
(2) The Department must review and update the record at least once a year.
(3) The Department must keep the record for at least thirty years.

---
Source: https://www.legislation.gov.uk/nisr/2017/211/schedule/5/paragraph/1 (the official version)
Page: https://openlegislation.uk/private-water-supplies-regulations-northern-ireland-2017/schedule-5/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.