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Marathon Palladium Project

Generation PGM Inc. is proposing to construct, operate and decommission an open pit palladium mine approximately 10 km from Marathon, Ontario. The proposed project would include three to four open pits, an ore processing plant, tailings and mine rock storage facilities, site access roads, a transmission line, explosives factory and magazines, water management facilities, ancillary mine infrastructure and associated activities. The rate of production would be approximately 22,000 tonnes per day with a proposed operating mine life of approximately 14 years.


This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.

Latest update

October 9, 2020 – The Impact Assessment Agency of Canada and the Government of Ontario are inviting public comments until October 25, 2020, on the draft Amended Joint Review Panel Agreement and Terms of Reference.


October 16, 2020 – The Impact Assessment Agency of Canada is making funding available to assist with participation in the environmental assessment of this project. Applications received by November 6, 2020, will be considered.


Key documents

Key documents
Document Number Document Title File Date
697 Public Notice - Marathon Palladium Project - Participant Funding Available - October 16, 2020
695 Public Notice - Marathon Palladium Project - Public comments invited on the draft Amended Joint Review Panel Agreement and Terms of Reference - October 9, 2020
694 Draft Amended Agreement for Joint Review Panel for Marathon Palladium Project Environmental Assessment PDF (125 KB) October 9, 2020
693 Notice of Timeline Extension - Marathon Palladium Project - October 9, 2020
692 From Generation PGM Inc. to the Impact Assessment Agency of Canada re: Resuming the Marathon Mine panel review PDF (2.7 MB) July 13, 2020
264 Amended Agreement to Establish a Joint Review Panel for the Marathon Platinum Group Metals and Copper Mine Project (Complete Agreement including all changes from the Amendment) PDF (55 KB) August 3, 2012
227 Environmental Impact Statement - Supporting Information Documents (From Stillwater Canada Inc. to the Joint Review Panel) - July 12, 2012
224 Environmental Impact Statement Main Report (From Stillwater Canada Inc to Joint Review Panel) - June 29, 2012
150 Guidelines for the Preparation of an Environmental Impact Statement PDF (447 KB) August 10, 2011

List all records


Marathon Palladium Project
Impact Assessment Agency of Canada
Telephone: 613-957-0700

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