The Water Supply (Water Quality) (Amendment) Regulations 2001

regulation 2

SCHEDULE AMENDMENT OF THE WATER SUPPLY (WATER QUALITY) REGULATIONS 2000

1.  In regulation 1 (citation, commencement and application)—

(a) after paragraph (2), insert the following paragraphs—

“(2A) Regulation 25 (interpretation of Part VII) and regulation 39 (contraventions by water undertakers) shall come into force on 5th September 2001.

(2B) So much of regulation 33 as relates to any contravention of paragraph (9) of regulation 28 shall come into force on 1st October 2001.”; and

(b) in paragraph (6), after “apply”, insert “in relation”.

2.  In regulation 2 (interpretation), in paragraph (1), in the definition of “appropriate local authority” and “appropriate health authority”, omit sub-paragraph (b);

3.  In regulation 4 (wholesomeness), in paragraph (2), in sub-paragraph (a), in paragraphs (i) and (ii), after “parameter”, insert “listed in Schedule 1”.

4.  In regulation 9 (numbers of samples), in paragraph (ii) of sub-paragraph (b) of paragraph (2). omit “concentration”.

5.  In regulation 16 (collection and analysis of samples), in paragraph (6)—

(a) in the definition of “precision”, for “is the standard deviation”, substitute “is to be calculated as twice the standard deviation”; and

(b) in the definition of “trueness”, after “is” insert “to be calculated as”.

6.  In regulation 26 (treatment of raw water), in paragraph (2) for “This paragraph shall not”, substitute “Nothing in paragraph (1) shall”.

7.  In regulation 30 (contamination from pipes), in sub-paragraph (a) of paragraph (4) and sub paragraph (c) of paragraph (5) for “regulation 4 purposes”, substitute “regulation 4(1) purposes”.

8.  In regulation 34 (maintenance of records), in paragraph (1), in sub-paragraph (f), omit “, 28”.

9.  In regulation 35 (provision of information)—

(a) in paragraph (5), for sub-paragraphs (e) and (f), substitute the following—

“(e) in respect of cryptosporidium and, with the exception of E. coli, coliform bacteria and every indicator parameter, each parameter, the minimum, mean and maximum concentrations; and

(f) in respect of residual disinfectant and, with the exception of clostridium perfringens (including spores), each indicator parameter, the minimum, mean and maximum concentrations or values or, where a state is specified in relation to any such parameter, a commentary on its state.”;

(b) in paragraph (6), for sub-paragraphs (e) and (f), substitute the following—

“(e) in respect of each parameter, with the exception of E. coli, coliform bacteria and every indicator parameter, the minimum, mean and maximum concentrations; and

(f) in respect of residual disinfectant and, with the exception of clostridium perfringens (including spores), each indicator parameter, the minimum, mean and maximum concentrations or values or, where a state is specified in relation to any such parameter, a commentary on its state.”; and

(c) in paragraph (7), for sub-paragraphs (e) and (f), substitute the following—

“(e) in respect of each parameter, with the exception of E. coli, enterococci, and every indicator parameter, the minimum, mean and maximum concentrations; and

(f) in respect of residual disinfectant and, with the exception of coliform bacteria and clostridium perfringens (including spores), each indicator parameter, the minimum, mean and maximum concentrations or values or, where a state is specified in relation to any such parameter, a commentary on its state.”; and

(d) for paragraph (8), substitute—

“(8) As soon as may be after the occurrence of any event which, by reason of its effect or likely effect on the water supplied by a water undertaker, gives rise or is likely to give rise to a significant risk to the health of persons residing in the area of a local authority or a health authority, the water undertaker shall notify each such authority and the relevant customer services committee of the occurrence.”.

10.  In regulation 43 (revocation of Regulations and savings)—

(a) in paragraph (1), for “Subject to paragraph (4), the”, substitute “The”;

(b) in paragraph (2), for “Subject to paragraph (4), on”, substitute “On”; and

(c) for paragraph (4), substitute the following paragraph—

“(4) Nothing in paragraph (3) revokes any of the provisions referred to in that paragraph so far as they relate to local authorities in Wales.”.

11.  In Schedule 2 (indicator parameters), after item 6 insert—

“6A.

Hydrogen ion

9.5

pH value

Consumers' taps”

12.  In Schedule 3 (monitoring), in Table 1 (parameters and circumstances for check monitoring)—

(a) after item 4, insert—

“4A.

Colony counts”

(b) in the entry in column (2) for item 8 omit “concentration”.

13.  In Schedule 3, in Table 2 (annual sampling frequencies: water supply zones)—

(a) in column (1)—

(i) after “Clostridium perfringens”, insert “(including spores)*”;

(ii) after “Tetrachloroethene*”, insert “Tetrachloromethane*”; and

(b) in column (2), for “99,999”, in each place where it occurs, substitute “100,000”.

14.  In Schedule 3, in Table 3 (annual sampling frequencies: treatment works or supply points)—

(a) in column (3), for “ >12,000”, as it applies to items 1 to 6, substitute “≥ 12,000”; and

(b) in column (2), in relation to the column (1) entry for item 16 (nitrite), for “(ii)”, substitute “(iia)”;

(c) in note “*” at the end of the Table, for “subject to notes (ii) and (iii)”, substitute “except nitrite, subject to notes (ii) and (iia)”; and

(d) for note (ii) at the end of the Table, substitute—

“(ii) Sampling at treatment works when chloramination is practised.

(iia) Sampling at treatment works when chloramination is not practised.”.