# The Quality of Bathing Water Regulations (Northern Ireland) 2008, Paragraph 2: Methodology

Extent: N.I.

In this Schedule the Department shall base the “percentile values” and calculate same in compliance with the provisions set out in Annex II of the Bathing Water Directive .

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Source: https://www.legislation.gov.uk/nisr/2008/231/schedule/4/paragraph/2 (the official version)
Page: https://openlegislation.uk/quality-of-bathing-water-regulations-northern-ireland-2008/schedule-4/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.