The Public Water Supplies (Scotland) Amendment Regulations 2022

Amendment of the 2014 Regulations

16.  In schedule 1 (prescribed concentrations and values)—

(a) for Table B (chemical parameters) (and the notes to that table) substitute the table contained in schedule 1 of these Regulations,

(b) for Table C (indicator parameters) (and the notes to that table) substitute the table contained in schedule 2 of these Regulations,

(c) after Table C (and the notes to that table) (as inserted by paragraph (b))—

(i) before the definition of “NTU” insert—

““HAAs” means the sum of the following haloacetic acides: monochloro-, dichloro-, and trichloro-acetic acid, and mono- and dibromo-acetic acid,”,

(ii) in the definition of “Pesticide”—

(aa) omit “, molluscicide”,

(bb) for “the relevant metabolites” to the end, insert “their metabolites as defined in point (32) of Article 3 of Regulation (EC) No 1107/2009 of the European Parliament and of the Council(1) that are relevant metabolites”,

(iii) after the definition of “Pesticides: Total”, insert—

““relevant metabolite” means a pesticide metabolite that has intrinsic properties comparable to those of the parent substance in terms of its pesticide target activity or that either itself or its transformation products generate a health risk for consumers,”

“Sum of PFAS” means the sum of the following perfluoroalkyl substances considered a concern as regards water intended for human consumption—

• Perfluorobutanoic acid,

• Perfluoropentanoic acid,

• Perfluorohexanoic acid,

• Perfluoroheptanoic acid,

• Perfluorooctanoic acid,

• Perfluorononanoic acid,

• Perfluorodecanoic acid,

• Perfluoroundecanoic acid,

• Perfluorododecanoic acid,

• Perfluorotridecanoic acid,

• Perfluorobutane sulfonic acid,

• Perfluoropentane sulfonic acid,

• Perfluorohexane sulfonic acid,

• Perfluoroheptane sulfonic acid,

• Perfluorooctane sulfonic acid,

• Perfluorononane sulfonic acid,

• Perfluorodecane sulfonic acid,

• Perfluoroundecane sulfonic acid,

• Perfluorododecane sulfonic acid,

• Perfluorotridecane sulfonic acid,”.

(1)

EUR 1107/2009, as relevantly amended by EUR 2019/1009 and S.I. 2019/556.