For the purposes of temporary storage for more than 1 year of metallic mercury, the following requirements shall apply:
Monitoring, inspection and emergency requirements
A continuous mercury vapour monitoring system with a sensitivity of at least 0,02 mg mercury/m 3 shall be installed in the storage site. Sensors shall be positioned at ground level and head level. This shall include a visual and acoustic alert system. The system shall be maintained annually.
The storage site and containers shall be visually inspected by an authorised person at least once a month. Where leaks are detected, the operator shall immediately take all necessary action to avoid any emission of mercury to the environment and restore the safety of the storage of the mercury. Any leaks shall be considered to have significant adverse environmental effects as referred to in Article 12(b).
Emergency plans and adequate protective equipment suitable for handling metallic mercury shall be available on site.
Record keeping
All documents containing the information referred to in Section 6 of Annex II and in point A of this Section, including the certificate accompanying the container, as well as records concerning the destocking and dispatch of the metallic mercury after its temporary storage and the destination and intended treatment shall be kept for at least 3 years after the termination of the storage.]