Addressing Changes to the Eagle’s Nest Mine Project

ERO number
025-0396
Notice type
Act
Act
Environmental Assessment Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Notice stage
Proposal
Proposal posted
Comment period
April 17, 2025 - May 17, 2025 (30 days) Open
Last updated

This consultation closes at 11:59 p.m. on:
May 17, 2025

Proposal summary

The Ontario government is proposing to remove the comprehensive environmental assessment requirements for the proposed Eagle’s Nest mine project in response to changes to the scope of the project through the proposed Protect Ontario by Unleashing Our Economy Act, 2025.

Proposal details

Proposed legislation

As a result of significant changes to the scope of the Eagle’s Nest mine project (the “Project”), the province is proposing to amend the Environmental Assessment Act to remove the current requirement that the Project undergo a comprehensive environmental assessment through the proposed Protecting Ontario by Unleashing Our Economy Act, 2025. 

The Project is a proposed new underground metals mine in the area of Northern Ontario known as the Ring of Fire. The Eagle’s Nest mine project became subject to a comprehensive environmental assessment through an agreement signed by Noront Resources Inc. under the Environmental Assessment Act in 2011, sometimes called a “voluntary agreement”. The terms of reference for an environmental assessment was approved by the Minister of the Environment in 2015 with amendments.

The project scope has changed significantly since 2015 and the approved terms of reference is no longer aligned with the project as it is currently proposed.  

If passed, the proposed legislation in relation to the Eagle’s Nest mine project would:

  • terminate the outdated voluntary agreement;
  • revoke the terms of reference approval; and
  • make other related amendments to the Environmental Assessment Act.

The proposed mine would continue to be subject to environmental oversight through environmental permissions, including any related public consultation requirements and obligations to consult with potentially affected Indigenous communities. 

Proposed project

Wyloo is seeking to develop the Eagle’s Nest Mine, a proposed new underground multi-mineral mine located in the Ring of Fire area near McFaulds Lake in northern Ontario, 530 km northeast of Thunder Bay.

The project involves the construction, operation, and closure of the mine and associated infrastructure.

Timelines

If the legislation is passed, it would come into effect on Royal Assent.

Supporting materials

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EA Modernization Project Team

Office
Environmental Assessment Modernization Branch
Address

135 St Clair Ave West
4th Floor
Toronto, ON
M4V 1P5
Canada

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Contact

EA Modernization Project Team

Office
Environmental Assessment Modernization Branch
Address

135 St Clair Ave West
4th Floor
Toronto, ON
M4V 1P5
Canada

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