ANNEX IV

Annex II of Directive 2006/118/EC is amended as follows: in Part A, the following paragraph is inserted after the first paragraph: ‘In accordance with Article 15 of Directive 2000/60/EC, Member States shall ensure that competent authorities inform the Commission of threshold values for pollutants and indicators of pollution.’; in Part B, point 2 is replaced by the following: ‘2. Man-made synthetic substances (*1) Trichloroethylene Tetrachloroethylene (*1) including synthetic substances with identical natural counterparts which may occur in groundwater, but where any natural background level is, at most, low.’;" in Part C, the title is replaced by the following: ‘Information to be provided by Member States with regard to the pollutants and indicators of pollution for which threshold values have been established by the Member States’; the following Part is added: ‘Part D Repository of harmonised threshold values for man-made synthetic substances (*) in groundwater of national, regional or local concern (1) | (2) | (3) | (4) | (5) | (6) Entry No | Name of substance | Category of substances | CAS number (1) | EU number (2) | Threshold value [μg/l unless otherwise indicated] | Individual pharmaceutical active substances (3) | Pharmaceuticals | | | 2,5 (4) (1) CAS: Chemical Abstracts Service. (2) EU number: European Inventory of Existing Commercial Substances (EINECS) or European List of Notified Chemical Substances (ELINCS). (3) Pharmaceutical active substances as defined in Directive 2001/83/EC and Regulation (EU) 2019/6. (4) Member States shall apply this threshold value unless a standard or threshold value has been specifically set for the substance concerned at Union or national level for either surface or groundwater. When a reliable methodology is available, Member States shall assess the presence of groundwater ecosystems in groundwater bodies whose characteristics could support their existence and set, if such ecosystems are present, and in accordance with Article 3(1)(b), a stricter threshold value if necessary to protect those ecosystems.’.

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Source: EUR-Lex (Cellar) · retrieved 2026-10-08 · Text as adopted (Official Journal); later amendments are not incorporated in this text.