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The B.C. copper water quality guideline (WQG) for the protection of aquatic life was updated in 2019 and now uses a biotic ligand model (BLM) to account for site specific toxicity modifying factors such as pH, dissolved organic carbon (DOC) and hardness. The B.C. copper BLM software, available on...

British Columbia annual metal shipments and values are presented for years from 1858 to 2019. The table shows annual production shipments and values for copper, gold, silver, molybdenum, lead and zinc. The data are primarily from Natural Resources Canada. This also includes annual placer gold...

The Metal Mining Effluent Regulations came into force in 2002 pursuant to the Fisheries Act to regulate the deposit of mine effluent and mine waste into waters frequented by fish. The Metal Mining Effluent Regulations were amended in 2018, and are now known as the Metal and Diamond Mining...

Abstract not available. This series is produced to expedite the release of information by making unedited manuscript material available to the public in advance of formal publication, and to act as a repository for relevant supporting data that are referred to in published reports. Open Files can...