Regulation 13

On the basis of monitoring of surface water status carried out in accordance with Article 8 of the Water Framework Directive, the Department must conduct a long-term trend analysis of concentrations of those priority substances listed in Table 47 of Part 2 of Schedule 1 that tend to accumulate in sediment and/or biota, giving particular consideration to the substances numbered 2, 5, 6, 7, 12, 15, 16, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 37, 43 and 44.

The Department must take measures aimed at ensuring, subject to Article 4 of the Water Framework Directive, that such concentrations do not significantly increase in sediment and/or relevant biota.