Comment on: Proposed new requirements for reporting Hydrogen Cyanide, Free cyanide, Cyanide salts and Cyanide complexes to the National Pollutant Release Inventory

From Environment and Climate Change Canada

Current status: closed

This consultation ran from March 1, 2024 to May 14, 2024.

We consulted Canadians about National Pollutant Release Inventory (NPRI) reporting requirements, specifically the lowering of the current threshold for hydrogen cyanide and the addition of a new group called “free cyanide, cyanide salts and cyanide complexes”, which will include 9 substances. Cyanides are most commonly used in the metal mining, iron and steel manufacturing, and ferrocyanide-containing road salts.

Who was the focus of this consultation

The Government of Canada engaged with:

Key questions for dicussion

We proposed to lower the reporting threshold for hydrogen cyanide and add nine substances to a new group called free cyanide, cyanide salts and cyanide complexes. We sought ideas and input around the following topics:

Contact us

National Pollutant Release Inventory
351 St-Joseph Blvd. 5th Floor
Gatineau, QC K1A 0H3
Email: inrp-npri@ec.gc.ca

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