Where necessary, Member States shall in addition establish groundwater quality standards in accordance with the provisions of Article 3 and Annex II for each of the additional pollutants, which within their territory have been identified as contributing significantly to having to characterise bodies or a group of bodies of groundwater as being at risk.
Nepieciešamības gadījumā dalībvalstis saskaņā ar 3. panta un II pielikuma noteikumiem nosaka gruntsūdeņu kvalitātes standartus attiecībā uz katru papildu piesārņojošo vielu, kuras šo valstu teritorijā ir identificētas kā būtisks iemesls tam, lai gruntsūdens tilpes vai gruntsūdens tilpju grupu raksturotu kā apdraudētu.