S.L. 549.21 Art. 4Values for all sampling points.

(1) The competent authority shall set, for all sampling points, or for each individual sampling point, the values applicable to surface water for all the parameters given in Annex II: Provided that the values set by the competent authority pursuant to subregulation (1) may not be less stringent than those given in the "I" columns of Annex II.

(2) Where values appear in the "G" columns of Annex II, whether or not there is a corresponding value in the "I" columns of that Annex, the competent authority shall endeavour to respect them as guidelines, subject to regulation 7.