Imperial Reports Mount Polley Permit Issuance, Mount Polley Production Update for 2026 Second Quarter, and Huckleberry Mine Exploration Results

VANCOUVER, British Columbia, July 21, 2026 (GLOBE NEWSWIRE) -- Imperial Metals Corporation (“Imperial”) (TSX:III) reports that the British Columbia Environmental Assessment Office (EAO) has recommended approval of Mount Polley Tailings Dam construction to the 987 metre elevation from the previously permitted 974 metre elevation. The regulatory process included consultation with First Nations in the area. Based on EAO’s recommendation, Minister Brar (Mining and Critical Minerals) and Minister Davidson (Environment and Parks) have granted consent, and the corresponding permits were issued. The permitted facility will provide storage of the tailings generated by the expanded mining to 2034.