Siren Operation – Emergency Drill – May 7th, 2026 – 11 a.m.
NOTICE TO CITIZENS: CEZinc, along with the municipalities of Salaberry-de-Valleyfield, Saint-Louis-de-Gonzague, and Saint-Stanislas-de-Kostka, would like to inform citizens that a public alert drill will take place on May 7th at 11 a.m.
The operation will last between 5 and 10 minutes. While the sirens may be heard beyond the targeted area, only businesses and residents of Salaberry-de-Valleyfield located within a 3.5 km radius of the CEZinc plant will receive a test message from the Automated Emergency Messaging System (SAM).
NO action is required on your part. The end of the siren will signal the conclusion of the drill.
Canadian Electrolytic Zinc Limited (CEZinc), a wholly owned subsidiary of Glencore Canada Corporation, operates the largest primary zinc processing facility in eastern North America.
Established in Quebec in 1963, the refinery has grown steadily, quadrupling its production of refined zinc to become a world leader in the industry.
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At a glance
As a world leader in zinc refining, CEZinc plays an important role in the economic and industrial fabric of Quebec.
CEZinc at a glance
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What we do
Using a sophisticated process based on the latest technology, we produce between 260,000 and 270,000 tonnes of zinc products per year.
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Sustainability