# The Private Water Supplies (Wales) Regulations 2017, Regulation 9: Large supplies and supplies as part of a commercial or public activity

Extent: E+W

(1) This regulation applies to a private water supply, other than that specified in regulation 8, that—
(a) supplies an average daily volume of water of 10m3 or more; or
(b) supplies water as part of a commercial or public activity.
(2) The local authority must monitor a private water supply falling within this regulation in accordance with Schedule 2 and carry out any additional monitoring that the risk assessment shows to be necessary.

---
Source: https://www.legislation.gov.uk/wsi/2017/1041/regulation/9 (the official version)
Page: https://openlegislation.uk/private-water-supplies-wales-regulations-2017/regulation-9
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.