06:34 AM EDT, 04/15/2026 (MT Newswires) -- Imperial Metals ( IPMLF ) late on Tuesday reported that first-quarter copper production from the Mount Polley mine was down 51% and gold production was down 28% year over year, citing lower grades, recoveries and throughput.

The company produced 4.4 million pounds of copper, down from 8.9 million pounds, and 7,608 ounces of gold, down from 10,621 ounces.

Compared to the fourth quarter of 2025, throughput was up 5%, gold production was up 15% and copper production was down 5%.