In the event of an environmental emergency, or imminent threat thereof, the Contracting Party of origin shall ensure that the Contracting Parties likely to be affected, are, without delay, notified at appropriate levels.
如发生环境紧急状况或由此产生的紧迫威胁，起源缔约方国确保可能受到影响的各缔约国在适当级别上尽速获得通知。