Article 4 (Emergency Actions)

1 The Contracting Parties shall immediately inform each other of any significant change or likelihood of a significant change in the flow of the river ......., its level or its water quality, if such a change is likely to threaten the inhabitants or the environment of the area referred to in Article 2, paragraph 1, or the users of the river and linked waters. For this purpose, each Contracting Party shall name a contact address to be provided with such information.

2 If the case referred to in paragraph 1 of this Article arises, the Contracting Parties shall convene an ad hoc meeting in order to decide on appropriate emergency relief measures.

3 Each Contracting Party shall refrain from any measures aggravating the negative effects of the above-mentioned change during the emergency.