Paragraph 2 F1

(1)

The following parameters (“Group A parameters”) must be monitored at least at the minimum frequencies determined in accordance with the table in paragraph 3:—

(a)

Escherichia coli, F2enterococci, coliform bacteria, colony count 22 °C, colour, turbidity, taste, odour, hydrogen ion concentration (pH), and conductivity; and

(b)

any other parameter, or other micro-organism, parasite or substance, (except radon, tritium and indicative dose) identified as relevant in the monitoring programme—

(i)

by virtue of regulation 5(2) (as read with regulation 6(2)(a)); or

(ii)

where relevant, through a risk assessment.

(2)

Ammonium and nitrite must be included as Group A parameters, if chloramination is used.

(3)

Aluminium and iron must be included as Group A parameters, if used as water treatment chemicals.

(4)

Aluminium, iron and manganese must be included as Group A parameters, if the water in question originates from, or is influenced by surface waters.

Annotations

Textual amendments

F1: Sch. 1A inserted (27.10.2017) by The Public Water Supplies (Scotland) Amendment Regulations 2017 (S.S.I. 2017/281), reg. 1(1), sch. 1 (as amended by The Public and Private Water Supplies (Miscellaneous Amendments) (Scotland) Regulations 2017 (S.S.I. 2017/321), regs. 1, 3(2))
F2: Word in sch. 1A Pt. B para. 2(a) inserted (1.1.2023) by The Public Water Supplies (Scotland) Amendment Regulations 2022 (S.S.I. 2022/387), regs. 1(1), 17(3)