Ministry Review of the Webequie Supply Road Environmental Assessment

Summary of our review

Who

Webequie First Nation (WFN)

What

WFN is undertaking an environmental assessment (EA) of the Webequie Supply Road (WSR). The project includes a new all season road corridor approximately 107 kilometres (km) in length, and associated infrastructure.

When

The EA was submitted on January 30, 2026. The comment period for the EA ended on March 20, 2026.

Where

From WFN to the mineral deposits in the area known as the Ring of Fire near McFaulds Lake in Northern Ontario.

Why

The purpose of the WSR is to create an all-season road that will facilitate the movement of materials, supplies and people from the Webequie Airport to the proposed mine development and mineral exploration activities in the McFaulds Lake area of Northwestern Ontario. The project is also intended to provide WFN with a means to better service their community and be a contributor to the local economy by providing employment and economic development opportunities.

Conclusions

The ministry concluded that WFN has prepared the EA in accordance with the approved terms of reference (ToR) and the requirements of the Environmental Assessment Act (EAA). The ministry is satisfied that WFN used a clear and logical decision-making process to determine how the preferred project was selected from the alternatives considered. Standard conditions of approval are recommended for the implementation of the project.

1. Environmental assessment process

The EAA establishes requirements for a proponent driven planning process designed to incorporate the consideration of the environment into decision-making by assessing the effects of a project on the environment. In Ontario, the EAA sets out the general contents for the preparation of a comprehensive EA, as well as the ministry’s evaluation process. For those projects subject to the EAA, approval under the EAA is required before they can proceed.

Proponents are required to address a wide range of potential effects to the natural, social, cultural and economic environments to assist in the protection, conservation and wise management of the environment. The EA helps decision-makers to determine, based on the environmental effects, if a project should proceed, and if so, how the potential environmental effects can be managed.

An EA may:

• identify a problem or opportunity
• consider alternative ways of addressing the problem or opportunity
• evaluate the environmental effects of the alternatives
• select a preferred project from the alternatives

A proponent must consider actions to avoid, reduce and mitigate potential environmental effects. In preparing the EA, a proponent completes various studies and consults with interested stakeholders, including staff from government agencies, known as the government review team (GRT), the public and potentially affected Indigenous communities to evaluate the alternatives and determine the preferred project. If a project is approved, a proponent is required to monitor the project to demonstrate compliance with requirements of the EAA and the approval.

Pursuant to the transition provisions under the February 22, 2024, EAA amendments, if a proponent submitted a ToR to the ministry under subsection 6(1) of the EAA in respect of a project before those amendments came into force, and no decision has been made under the EAA, the project is now deemed to be a Part II.3 project (comprehensive EA project). As this is the case for this project, pursuant to these transition provisions, the proposed project is deemed to be a Part II.3 project.

The proposed WSR is subject to federal impact assessment requirements under the Impact Assessment Act. The ministry is coordinating with the Impact Assessment Agency of Canada on provincial and federal requirements. This has allowed the proponent to submit one set of documentation to satisfy requirements of both the EA and impact assessment.

1.1 Terms of reference

Completing the EA process involves two separate steps – the ToR and the EA. On October 8, 2021, the Minister of the Environment, Conservation and Parks (minister) approved the ToR for the project. The ToR sets out how WFN would prepare the EA, which includes:

• a description of the purpose and rationale for the project
• how specific alternative methods are identified including consideration of different road corridor alternatives and supporting infrastructure locations, such as aggregate sites and construction camps
• evaluating potential environmental effects (both positive and negative)
• mitigation measures
• a consultation plan for obtaining input from Indigenous communities, GRT and the public

1.2 Environmental assessment

After receiving the minister’s approval on the ToR, WFN proceeded to prepare the EA for the proposed project, in accordance with the approved ToR and the requirements of the EAA.

WFN began its consultation on the EA through a notice of commencement and undertook consultation on the project, including preparation of the draft EA, since fall 2021. While preparing the draft EA, WFN conducted consultation in three rounds, and prepared and distributed an accompanying consultation report at the conclusion of each round. WFN also conducted three public information centres; held a number of meetings with various stakeholders and Indigenous communities; undertook an Indigenous Knowledge and Land and Resource Use program and a socio-economic data collection program; participated in several Indigenous community consultation forums; circulated early drafts of baseline information; provided newsletters, letters and updates directly to Indigenous communities and on the project website and radio; and made the draft EA publicly available for review from August 8 to October 7, 2025.

On January 30, 2026, WFN submitted the final EA to the ministry, commencing the 7-week EA submission comment period, which ended on March 20, 2026.

Based on the submissions that were received during the EA submission comment period, comments that were carried over from the draft EA review period that could not be addressed in time before the final EA was submitted, and additional input that WFN received from Indigenous communities, WFN prepared seven addenda. These addenda provide responses to comments and address issues. WFN posted them on the project website beginning on March 26, 2026. The addenda are attached to the ministry review via the hyperlinks below and are also available for review until May 22, 2026.

Addendum #1: Indigenous Peoples and Assessment of Impacts on Indigenous Rights

Description: Evaluation of the severity of impacts and cumulative impacts of the project on Indigenous peoples and the exercise of Aboriginal and treaty rights and to address comments from Indigenous communities and stakeholders

Date submitted by proponent: March 26, 2026

Addendum #2: Vegetation and Wetlands

Description: Further clarification and information on the assessment of vegetation and wetlands in response to comments on the draft EA and on the final EA where possible

Date submitted by proponent: March 31, 2026

Addendum #3: General Comment Response Clarification

Description: Clarification and updates on various EA sections in response to comments on the draft and final EAs, including an updated Commitments List in appendix V

Date submitted by proponent: April 6, 2026

Addendum #4: Human Health Risk Assessment

Description: Further information on the human health risk assessment in response to comments on the draft EA

Date submitted by proponent: April 6, 2026

Addendum #5: Wildlife and Wildlife Habitat

Description: Further clarification and information on the assessment of wildlife and wildlife habitat in response to comments on the draft EA and on the final EA where possible

Date submitted by proponent: April 8, 2026

Addendum #6: Species at Risk – Other species (birds, bats, etc.)

Description: Further clarification and information on the assessment of species at risk (other than caribou) in response to comments on the draft EA and on the final EA where possible

Date submitted by proponent: April 8, 2026

Addendum #7: Species at Risk – Caribou

Description: Further clarification and information on the assessment of caribou in response to comments on the draft EA and on the final EA where possible (e.g. further discussion of boreal and eastern migratory caribou, additional references to noise studies)

Date submitted by proponent: April 8, 2026

All comments sent to the ministry by the end of the ministry review comment period, including comments related to the addenda, will be considered by the minister before a decision is made on the project.

1.3 Ministry review

The EAA requires the ministry to prepare a review of the EA. The ministry review sets out the ministry’s evaluation of the EA, including whether the EA has been prepared in accordance with the approved ToR, meets the requirements of the EAA, and whether the evaluation in the EA is sufficient to allow the minister to make a decision about the proposed project.

The ministry review comment period provides an opportunity for the GRT, the public and the Indigenous communities to see how their comments on the EA and proposed project have been considered. Refer to section 5 of this ministry review for Next Steps.

2. Description and purpose of the proposed project

WFN is proposing to construct the WSR, which is a new two-lane all-season road approximately 107 km in length. The preferred route for the road consists of a northwest-southeast segment running 51 km from the WFN Reserve to a 56 km segment running east-west before ending near McFaulds Lake within the mineral deposit area known as the Ring of Fire. Seventeen kilometres of the WSR is within WFN reserve lands and the remainder is located on public land. Refer to figures 1.1 and 1.2 in section 1 of the EA for maps which display the location of the proposed WSR and its main components.

The project includes the following main components:

• a two-lane all-season road, approximately 11 metres wide, within a typical 35 m right of way, designed to be constructed and operated according to standards for Ontario highway projects
• maintenance and rest areas along the WSR to allow equipment/vehicles to either safely pull over to rest or turn around during road operation
• thirty one permanent waterbody crossings, including 6 bridges and 25 culverts
• temporary supportive infrastructure associated with construction, including aggregate/rock source areas (pits/quarries), temporary access roads and construction camps with laydown and storage areas, and a power supply and communication system
• a permanent maintenance and storage facility, a permanent aggregate pit/quarry with access road, power supply and communications, and storage areas for fuels, explosives, equipment, aggregate and wastes to support operations and maintenance of the project

While the project is anticipated to operate indefinitely, the operations and maintenance phase is considered to be 75 years based on the expected timeframe when major refurbishment of the road components (e.g. bridges, culverts) is anticipated.

An average annual daily traffic volume of less than 500 vehicles is predicted during the road operations phase, comprised primarily of light to medium weight personal and commercial vehicles, with limited heavier truck traffic carrying industrial/mining supplies and equipment. WSR traffic operations are not anticipated to include either mineral ore or mine product hauling/transport.

The primary purposes of the proposed project are to:

• allow for the movement of materials, supplies and people from the Webequie Airport to the mineral exploration and proposed future mine development area near McFaulds Lake
• provide employment and other economic development opportunities to WFN community members and businesses in or around the community’s reserve and traditional territory
• provide experience/training opportunities for youth to help encourage the pursuit of additional skills through postsecondary education

From the perspective of WFN, the WSR could be constructed and operated whether or not other proposed roads in the Ring of Fire area proceed, as a road that only provides a connection between WFN and the McFaulds Lake area to serve mineral exploration and future mining development activities, and with no connection to the provincial highway system. However, WFN notes that if other proposed roads in the Ring of Fire area proceed, WFN would gain year-round access to the provincial highway system.

2.1 Preferred alternative

In accordance with the approved ToR, the EA was focused to exclude a detailed assessment of ‘alternatives to’ the project. The alternatives evaluated in the EA are:

• a new all-season road
• the ‘do nothing’ alternative.

The preferred ‘alternative’ is a new all-season road.

The alternative methods assessed for developing the road corridor included:

• a Webequie community preferred route
• an optimal geotechnical route (considering an optimal combination of terrain conditions, route length, number and width of water crossings and aggregate haul distances)
• an optimal engineering route (which, on top of geotechnical route considerations, added engineering considerations such as road geometry, complexity of water crossings and elevation changes)

The three routes were assessed and compared against criteria including Indigenous land use, the biological, physical and socio-economic environments and technical considerations. As a result of the analysis, the proponent identified the optimal engineering route as the preferred alternative. Alternative sites for ancillary infrastructure (e.g. aggregate sources and construction camps) were also considered and preferred locations were determined for two aggregate sources and four construction camps. These locations are shown on figure 1.2 in section 1 of the EA.

2.2 Summary of potential environmental effects and mitigation measures

The EA describes the existing environment that may be impacted by the project as well as the potential project effects, including net and cumulative effects. A range of environmental components was assessed, including the natural environment, social and economic environments, cultural heritage environments and Indigenous rights and land use. The full description of effects is in the various sections of the EA, including sections 6 to 20 for each environmental component and section 21 for cumulative effects, and the accompanying technical appendices.

Proposed mitigation measures are described in each section specific to the environmental component considered in each of sections 6 to 20 of the EA. Construction and operation environmental management plans are outlined in sections 4.6 and 22, respectively. Appendix E describes the mitigation and monitoring plan frameworks and appendix V include a consolidated list of the commitments found throughout the EA, including those in appendix E and other sections. These mitigation and monitoring commitments are intended to prevent or reduce the potential negative effects to the environment during construction and operation activities associated with the proposed project.

A summary of key potential environmental effects and mitigation measures, as stated in WFN’s WSR EA, is listed below:

Potential effects: Impacts to wildlife, including habitat loss, sensory disturbance and changes to predator-prey dynamics for wildlife and fish. Significant net effects are predicted for species at risk including caribou and wolverine. Significant cumulative effects are predicted for caribou, wolverine, bats, birds (red-tailed hawk, great grey owl, common nighthawk, bald eagle), and reptiles and amphibians (frogs and toads, eastern garter snake).

Mitigation measures:

• pre-clearing wildlife surveys to determine whether any animals or significant habitat (e.g. nests, dens) are present prior to construction activities
• incorporate wildlife crossings in road design
• habitat offsetting and enhancement for fish habitat, in discussion with regulatory authorities and Indigenous communities
• adherence to restricted activity periods related to construction in wildlife and fish habitat (e.g. calf rearing, spawning, migratory periods), or obtaining any necessary permits if not possible
• adherence to any permitting and authorization requirements

Potential effects: Impacts to vegetation and peatlands, such as vegetation loss, soil erosion and compaction and groundwater flow changes.

Mitigation measures:

• progressive restoration and revegetation of temporary construction areas
• road designed to minimize soil compression and impacts to peatlands (e.g. installation of equalization culverts at road intervals), and avoidance of peat removal
• sizing and design of culverts and bridges in consideration of expected flows, peatlands/groundwater, climate change, fish habitat and boat navigation

Potential effects: Dust, noise and vehicle emissions.

Mitigation measures:

• dust, noise and erosion controls during construction, such as water trucks, isolation of work zone from stream flows, and minimized idling of vehicles

Potential effects: Loss of land for carrying out Indigenous traditional use (e.g. harvesting, hunting, fishing, access and use of sites for cultural and spiritual purposes, with significant cumulative effects predicted for use of lands and resources for traditional purposes and cultural continuity).

Mitigation measures:

• project designed to minimize water crossings, avoid known Indigenous use areas (e.g. hunting, plant harvesting, spiritual and cultural sites), and limit effects to vegetation, wetlands and wildlife habitat
• engage Indigenous communities on avoiding construction during peak harvesting periods and working around culturally important sites
• environmental monitoring during construction and operation to verify effects and implement adaptive management, including participation of Indigenous monitors
• environment committee established with Indigenous community participation to facilitate communication and engagement during construction and operation, the use of Indigenous Knowledge in project activities, the evaluation of land use information, and the development of appropriate monitoring programs and management plans (building on the information in the EA)
• set up protocols and schedules for working around culturally and traditionally important sites and areas
• continue consultation and engagement with Indigenous communities prior to initiation of construction work at habitats of culturally sensitive species

Potential effects: Community well-being and safety concerns arising from an influx of workers. Significant potential cumulative effects to changes in community safety and wellbeing.

Mitigation measures:

• community safety monitoring
• road safety designs for curves, slopes, line of sight and maintenance/rest stops

Potential positive effects of the proposed WSR include:

• increased employment opportunities, particularly for Indigenous communities
• increased education and learning opportunities
• increased income
• contracting opportunities for Indigenous and non-Indigenous businesses
• access to economic opportunities from mineral development activities
• improvement in food security from additional income
• resulting benefits to social and health conditions of WFN and other Indigenous communities in the region

A summary of the overall advantages and disadvantages of the project is provided in section 27 of the EA, with an overall conclusion that the net effects are acceptable, based on an assessment against all of the criteria and with the application of mitigation measures. The EA also states that the project is supported by provincial policy objectives and the aspirations of WFN.

3. Results of the ministry review

The ministry review provides an analysis of the EA. The ministry review is not intended to summarize nor present the information found in the EA. For information on the proponent’s decision-making process, refer to the EA itself. The EA and supporting documentation outline the EA planning process and demonstrate how a proponent selected the preferred project and made the final decision.

3.1 Conformance with ToR and EAA

3.1.1 Ministry analysis

The ministry concluded that the EA followed the framework and commitments made in the approved ToR and meets the requirements of the EAA. 

Appendix A provides a summary of this analysis.

Consultation requirements

Section 17.3 of the EAA states:

One of the key requirements of the EAA is consultation. WFN consulted with Indigenous communities, the WSR and the public as part of preparing and finalizing its EA.

Shared approach to Indigenous consultation

In February 2020, WFN and Ontario signed a Memorandum of Understanding (MOU) on shared consultation activities with respect to consultation with Indigenous communities and partial delegation of procedural aspects of the Crown’s duty to consult. The MOU was signed between WFN, the ministry and the Ministry of Energy and Mines.

The MOU identifies the Crown’s preliminary list of Indigenous communities whose established or credibly asserted Aboriginal or treaty rights may be affected by the WSR, and Indigenous communities that may be interested in the WSR.

Consistent with the MOU, WFN consulted with the following Indigenous communities on a rights basis:

• Aroland First Nation
• Attawapiskat First Nation
• Constance Lake First Nation
• Fort Albany First Nation
• Kasabonika Lake First Nation
• Kashechewan First Nation
• Kingfisher Lake First Nation
• Kitchenuhmaykoosib Inninuwug (KI)
• Marten Falls First Nation
• Neskantaga First Nation
• Nibinamik First Nation
• Wapekeka First Nation
• Wawakapewin First Nation
• Weenusk First Nation
• WFN
• Wunnumin Lake First Nation

Also consistent with the MOU, WFN consulted with the following Indigenous communities on an interest basis:

• Eabametoong First Nation
• Ginoogaming First Nation
• Long Lake #58 First Nation
• Métis Nation of Ontario Region 2
• Mishkeegogamang First Nation
• North Caribou Lake First Nation

Under the MOU, the proponent is responsible for procedural aspects of consultation such as:

• providing timely information to Indigenous communities about the WSR
• responding to concerns raised
• adjusting its consultation planning, project design or mitigation measures as appropriate
• keeping a record of consultation

The MOU also outlines a process by which WFN can refer certain questions, comments or concerns received from Indigenous communities to Ontario that may be out of scope of the proponent, the WSR project or the EA. WFN also refers any requests for capacity funding to Ontario.

Funding

Since August 2019, Ontario has been implementing the Participant Funding Initiative to support consultation with First Nation communities whose Aboriginal and treaty rights may be adversely affected by the proposed WSR project. This capacity funding has been made available throughout the EA process and has been administered by the Ministry of Energy and Mines. This funding also assists Ontario in meeting its duty to consult obligations.

Summary of proponent’s consultation activities

WFN documented its consultation activities adequately in the EA. Section 2 of the EA provides a detailed summary description of the consultation activities, with the complete consultation documented in its Record of Consultation.

WFN’s consultation program included:

• publishing and circulating the notice of commencement for the EA in late 2019
• updating the project website with notices and relevant EA documentation
• distributing notices about and hosting three public information centres
• circulating notices in news outlets, e-blasts to the project's email list, monthly newsletters and social media advertising
• posting technical study plan summaries on the project website
• hosting a number of livestream and radio call-in shows
• undertaking an Indigenous knowledge and land and resource use program to collect Indigenous and land use knowledge from participating Indigenous communities
• undertaking a Socio-Economic Primary Data Collection Program with participating Indigenous communities
• producing and distributing three consultation progress reports to Indigenous communities, in accordance with the ToR notice of approval
• making hard copies of documentation available upon request
• meeting with Indigenous communities and stakeholders
• participating in Aboriginal and treaty rights and interests forums that were supported by the Ontario government
• conducting targeted consultation on the cumulative effects assessment with Indigenous communities, in accordance with the ToR notice of approval
• publishing the draft EA for review and comment, including an extended 120-day comment period (instead of the typical 30 days) for Indigenous communities and the GRT from June to October 2025 and extended 60-day comment period for the public (instead of the typical 30 days) from August to October 2025

After receipt of comments on the draft EA, WFN revised the report to address comments to the extent possible and submitted its final EA for a decision under the EAA. WFN posted the final EA and a notice of submission on its project website and distributed copies to Indigenous communities and stakeholders.

The ministry provided the GRT, the public and Indigenous communities an opportunity to review the final EA and submit comments to the ministry during the 7-week comment period.

3.1.2 Comments received  

Below is a summary of the key comments received on the final EA. All comments received from the GRT, public and Indigenous communities and the proponent’s responses are included in appendix B of this ministry review.

Government review team comments

The GRT reviewed the EA to confirm that the information and conclusions of the EA were valid. During the EA submission comment period, the Ministry of the Environment, Conservation and Parks and Ministry of Natural Resources provided comments. Other ministries either provided very minor comments or did not have comments on the final EA.

Public comments

During the EA submission comment period, three organizations submitted comments: Wildlife Conservation Society, Friends of the Attawapiskat River and Invasive Species Centre.

Indigenous community comments

The record of consultation documents all the consultations with Indigenous communities and will be reviewed and considered by the ministry when assessing the Crown's duty to consult before the minister, with the approval of the Lieutenant Governor in Council, makes a decision about the proposed project.

On the draft EA, Aroland First Nation, Attawapiskat First Nation, Constance Lake First Nation, Fort Albany First Nation, Kashechewan First Nation, Marten Falls First Nation, Nibinamik First Nation, Weenusk First Nation, and Mushkegowuk Council, provided comments to the proponent. These comments were responded to and addressed by the proponent, where possible, and these responses are included in the record of consultation in the final EA submission. Ontario also responded to comments that the proponent felt that they were not appropriately positioned to respond to, and the ministry provided these responses to the communities directly. Many comments on the draft EA were similar, thematically, to the comments received on the final EA and are reflected in this ministry review.

Nine Indigenous communities and a Indigenous Council submitted comments on the final EA: Aroland First Nation, Attawapiskat First Nation, Constance Lake First Nation, Eabametoong First Nation, Fort Albany First Nation, Kashechewan First Nation, Marten Falls First Nation, Nibinamik First Nation, Weenusk First Nation, and Mushkegowuk Council. A summary of the key comments raised on the final EA, responses from WFN and the ministry’s analysis are below.

It is important to note that communities may have additional comments once they have had the opportunity to review the seven addenda that are available for review and comment until the end of the ministry review comment period.

EA timelines and meaningful consultation

Several communities (Aroland, Attawapiskat, Eabametoong, Fort Albany, Kashechewan, Nibinamik and Weenusk) expressed concerns about the adequacy of timelines for consultation in the EA process, the significant size of the EA report and ability to be meaningfully consulted both during the EA process and following an EA decision during the construction and operation phases. Some communities believe the EA decision has been pre-determined before the process has concluded, and some raised concerns about providing free, prior and informed consent before decisions are made.

Nibinamik and Constance Lake First Nations expressed support for WFN’s desire to build an all-season road to connect the WFN community to the provincial highway system.

Proponent response:

WFN has provided many opportunities for ongoing dialogue to discuss the WSR, either directly with community members or together with technical experts. WFN has offered consultation in multiple formats at the preference of each community, and has followed the consultation plan outlined in the ToR.

Ministry analysis:

Ontario recognizes that it has a constitutional duty to consult and, if appropriate, accommodate Indigenous communities with respect to potential adverse impacts to established or credibly asserted Aboriginal or treaty rights from the proposed WSR. This means that Indigenous communities must be provided with reasonable consultation opportunities throughout the process. Ontario has offered to meet with interested communities to discuss their concerns.In addition, Ontario has offered and provided capacity funding to potentially impacted communities since 2019 to support communities’ participation in the EA process, such as hiring experts and preparing comments. Several communities took advantage of this opportunity.

Ontario has publicly stated the strategic importance of advancing all-season road projects linked to the Ring of Fire mineral development area. Under the EAA, proponents may not proceed with a project that is subject to comprehensive EA until the minister decides, with the approval of the Lieutenant Governor in Council, to give approval to proceed with the project.

The ministry notes that WFN has conducted an extensive consultation program, which followed ToR and EAA requirements, as summarized in section 3.1.1 and appendix A of this ministry review. Following the ministry review comment period, the ministry will be considering all comments received during the comment periods and the proponent’s responses, and this information will form an important part of the minister’s decision on the project.

With respect to comments received regarding the recognition of the principles of free, prior and informed consent, it is the federal government that has the lead role in working with Indigenous communities and organizations on how to address Indigenous communities’ requests for recognition of these principles in alignment with the United Nations Declaration on the Rights of Indigenous Peoples within Canada.

Impacts to Aboriginal and treaty rights

Aroland, Attawapiskat, Constance Lake, Eabametoong, Fort Albany, Kashechewan, Marten Falls, Nibinamik and Weenusk First Nations expressed concerns with potential impacts of the WSR on their Aboriginal and treaty rights, such as hunting, fishing, harvesting and sites of cultural significance. Concerns were also raised about impacts to species of spiritual significance, travel routes, medicinal plants and cultural continuity. Some communities indicated that more opportunities should be provided to assess potential impacts. Many comments provided suggestions to mitigate impacts, such as appropriate access controls for the road, additional studies, environmental and health monitoring, adaptive management, and ongoing dialogue with the proponent on implementation of the project during construction and operation.

Proponent response:

WFN provided responses to the Indigenous communities indicating they have offered and continue to communicate the opportunity for Indigenous communities to undertake and/or share Indigenous Knowledge and land and resource use information to inform the assessment of the WSR’s potential impacts to Aboriginal and treaty rights. WFN extended an invitation to all 22 Indigenous communities to participate in the project’s Indigenous knowledge and land and resource use program. WFN considered and incorporated the input they received through this program. Further, the Ministry of Energy and Mines’ participant funding initiative for the WSR provided capacity funding for eligible Indigenous communities to support their participation during the EA process.

WFN noted that it has conducted a further evaluation of the WSR’s potential impacts and cumulative impacts to Indigenous peoples and the exercise of Aboriginal and treaty rights, based on available information. The rights impact assessment is documented in addendum #1, which was provided to communities, the GRT and public on March 26, 2026 and is available for comment until the end of the ministry review comment period.

Ministry analysis:

The ministry notes that WFN began consulting with the 22 identified Indigenous communities in 2019 during the development of the draft ToR. The consultation record indicates that WFN sought participation from the communities in several Indigenous knowledge‑gathering initiatives and review of draft existing conditions reports intended to support the EA. The ministry understands that some, but not all, communities participated in those initiatives and recognizes that each community determines its own priorities, capacity and preferred methods of engagement.

WFN has committed in the EA to developing a community readiness plan (CRP) for the WSR. The CRP will be the mechanism through which predicted effects to Indigenous communities will be monitored, Indigenous participation will occur, and mitigation will be refined through adaptive management and ongoing dialogue. The EA states that the CRP will serve as a guiding framework to track and understand the changes in the conditions of Indigenous communities, including social, economic, health, traditional and non-traditional land and resource use, cultural continuity and cultural heritage during construction and operation. An associated community readiness working group will oversee the implementation, monitoring and adaptive management outlined in the CRP, and will include ongoing dialogue with interested Indigenous communities. Section 5 of the EA describes the CRP commitments.

The ministry is satisfied that the efforts to collect knowledge and input from Indigenous communities to assess potential impacts of the WSR on Aboriginal and treaty rights were completed in accordance with the ToR and EAA requirements and that the proposed mitigation measures and commitments identified in the EA will address the WSR’s potential impacts to Aboriginal and treaty rights.

Impacts to the environment

Most communities that submitted comments on the final EA raised concerns with potential impacts of the WSR on the environment, including wildlife, caribou, fish, water, vegetation, peatlands, cultural heritage, and community health and safety.

Several communities expressed concerns about potential carbon release and how climate change might also impact the area of the proposed road and its operation. Communities wanted to be satisfied that environmental effects were properly assessed with appropriate mitigation and monitoring commitments in place to protect the environment.

Proponent response:

WFN acknowledged in its responses that construction and operation of the WSR will result in changes to both the biophysical and social environments. These effects are characterized in the EA, which includes the assessment of changes for each valued component reflecting input from field studies, technical analysis and feedback from engagement and consultation. The responses confirmed that the EA was a thorough assessment of the potential impacts to all of the valued components, using best available data and input from regulators, the public and Indigenous communities, and following the requirements of the ToR. WFN pointed to the mitigation measures and construction and operation environmental monitoring plans, including sub-component plans, that will be developed as a framework to implement the various mitigations.

Ministry analysis:

While the EA meets the requirements of the ToR and EAA for the assessment of potential effects to the environment, the ministry is completing a review of the addenda prepared by WFN on wildlife and wildlife habitat, vegetation, species at risk and human health to confirm that all information submitted for the EA has adequately assessed the potential environmental effects of the WSR and identified appropriate mitigation measures. In addition, WFN must meet all regulatory requirements before proceeding to development, including any applicable permits or approvals.

Cumulative effects

Aroland, Attawapiskat, Constance Lake, Eabametoong, Fort Albany, Kashechewan, Nibinamik and Weenusk First Nations, as well as Mushkegowuk Council, raised concerns about potential cumulative effects of the project and the cumulative effects assessment in the EA. Many communities stated that the WSR is connected to, and will facilitate, larger regional development including additional roads and mines, and that the combined effects to the environment and Indigenous communities’ way of life may be substantial.

Proponent response:

WFN responded that the cumulative effects assessment in section 21 of the EA considered other reasonably foreseeable projects and activities. This included mining projects and exploration stage projects associated with the Ring of Fire region. The potential effects of reasonably foreseeable developments that could overlap spatially and temporally with the residual effects of the WSR were considered. WFN confirmed that the cumulative effects assessment methodology followed the requirements defined in the ToR as well as federal guidance for conducting cumulative effects assessments.

WFN explained that there are limitations to identify all potential induced developments related to forestry, mining exploration, mining, and recreational hunting and fishing, which would be difficult to predict with any confidence from a spatial or temporal perspective. Any future mining projects or additional roads would be subject to their own regulatory and Indigenous consultation requirements.

Ministry analysis:

The ministry has considered comments received on cumulative effects, the proponent’s assessment of cumulative effects and responses to comments, and the requirements of the ToR and EAA in relation to this topic. The EAA does not have specific requirements related to cumulative effects. The ministry’s guidance, in the code of practice for preparing and reviewing EAs in Ontario, states that proponents are encouraged to “include information about potential cumulative effects of the project in combination with past, present and reasonably foreseeable future activities where possible. Proponents are advised to consult with government agencies to identify any already-approved projects that will be built in the future, and to consider their potential cumulative impacts to the extent possible.” The guidance further states that if quantitative information about these projects is unavailable, proponents are encouraged to carry out qualitative assessments of potential cumulative impacts, and suggests using the Impact Assessment Agency of Canada’s cumulative effects assessment practitioners guide for conducting cumulative effects assessments. WFN has followed the guidance in the code of practice as the EA includes information about potential cumulative effects in combination with reasonably foreseeable developments, using publicly available information. Information about past and present activities was incorporated into the existing conditions sections.

The ToR (section 8.1) requires the EA to examine the net effects of the WSR that overlap temporally (construction and operation phases) and spatially (regional study areas) with effects from present and reasonably foreseeable developments. The ToR also requires the EA to identify additional mitigation measures if warranted, and to assess the significance of the cumulative effects. The notice of approval for the ToR includes additional requirements for cumulative effects: targeted consultation with Indigenous communities on the cumulative effects assessment work plan; consideration of the cumulative effects assessments in the Marten Falls Community Access Road or Northern Road Link EAs, if available; and inclusion of a cumulative effects consultation report in the EA.

WFN has fulfilled these requirements in section 21 of the EA (cumulative effects assessment) and with the submission of the cumulative effects consultation report with the final EA. In addition, Addendum #1 contains the determination of significance of potential cumulative effects to the rights and interests of Indigenous communities.

A number of comments from Indigenous communities requested a broader regional development view toward assessing potential cumulative effects. The ministry is satisfied that ToR requirements were met for the cumulative effects assessment, which does not require assessing a range of regional development scenarios but rather requires assessment of the WSR net effects that may overlap temporally and spatially in combination with effects of past, present and reasonably foreseeable projects.

Federal regional assessment

Aroland First Nation expressed that the results of the federal regional assessment for the Ring of Fire area should be considered before a decision is made whether to proceed with the proposed WSR. Constance Lake indicated findings of the regional assessment should be harmonized with pre-construction baseline monitoring.

Proponent response:

WFN clarified that the WSR is following the requirements of the provincial EA process and federal impact assessment process, which is separate from the process and timelines for the regional assessment.

Ministry analysis:

Ontario will not be delaying decision-making on the proposed WSR until the regional assessment is complete. The terms of reference for the regional assessment states that the regional assessment is a “planning tool used to assess the potential effects of multiple existing and potential future developments and activities in a specific geographic region to help inform decision-making.” The Impact Assessment Agency of Canada has confirmed with Ontario that the ongoing federal regional assessment will not impact timelines for individual project assessments nor create any obligations on Ontario.

The notice of approval for the WSR ToR states that if there is an ongoing or completed regional assessment for the Ring of Fire area, as part of the development of its EA, WFN will consider that information, if appropriate. However, the notice of approval also stated that if the information is not available when WFN submits its final EA to the ministry, a delay of the submission of the final EA is not required. The final EA for the WSR was submitted and the regional assessment information is not currently available.

Interests in project implementation, mitigation and monitoring

Aroland, Constance Lake, Eabametoong, Kashechewan, Marten Falls, Nibinamik and Weenusk First Nations have expressed interest in participating in project-related opportunities from the WSR, including jobs, training, business opportunities, mitigation programs and monitoring activities.

Proponent response:

WFN responded that they are committed to ongoing dialogue and collaboration with potentially affected Indigenous communities about mitigation measures, monitoring and economic opportunities. The EA commits the proponent to develop an environment committee with the participation of interested Indigenous communities. The committee is intended to facilitate communication and engagement during construction and operation, the use of Indigenous Knowledge in project activities, the evaluation of land use information, and the development of appropriate monitoring programs and management plans. In response to final EA comments from Indigenous communities, WFN has added a new commitment to provide Indigenous communities with the opportunity to review and provide feedback on the results of monitoring.

Ministry analysis:

The EA did not specify whether the proponent’s commitment to establish an environment committee and invite Indigenous communities to participate includes all 22 communities consulted during the EA. It was further not specified whether the environment committee would include discussions on developing and implementing the construction environmental management plan (CEMP) and operation environmental management plan (OEMP) and their various sub-component plans. The EA states that the mitigation and monitoring that was identified in the EA will be further developed in the CEMP and OEMP, so it is expected that these plans will be of particular interest to communities.

In recognition of the concerns and interests expressed by a number of communities for involvement in project implementation mitigation and monitoring work, a condition of approval could be considered that would require the proponent to invite all of the Indigenous communities that were consulted during the EA process to participate in the environment committee. This could include discussions to develop and implement the CEMP and OEMP.

3.1.3 Conclusion of consultations 

• Overall for the EA process, the ministry believes that WFN adequately documented consultation and provided appropriate opportunities for the public, GRT and Indigenous communities to be consulted during the preparation of the EA, including at key milestones during the process. WFN has committed to continuing to engage with and provide information to Indigenous communities, the public and the WSR during the implementation of the proposed project should it be given approval to proceed.
• Generally, the ministry is satisfied that the consultation undertaken to date meets the requirements of the EAA, followed the consultation plan outlined in the approved ToR and is consistent with the codes of practice for consultation in Ontario’s EA process and best practices. Refer to conclusions provided in appendix A with respect to consultation undertaken.
• It is recognized that some information not included in the EA submission may be of key interest to Indigenous communities, the GRT and the public, such as the assessment of impacts to Indigenous peoples and assessment of impacts to Indigenous rights, additional caribou and wildlife information, and other information that is now available in the addenda. Consultation on the addenda is ongoing until the end of the ministry review comment period.

3.2 Conclusions pertaining to the EA process

WFN followed a logical and transparent decision-making process to select the preferred method for the proposed project and considered the benefits and effects of the range of alternatives for routing the road and supporting infrastructure, including aggregate extraction areas and construction camps.

A route for the road and locations for supporting infrastructure that considered the appropriate balance of environmental, social, cultural heritage and economic effects were chosen as they best met the project purpose and objectives, including moving people, supplies and equipment between WFN and the Ring of Fire area while minimizing environmental effects.

The ministry is generally satisfied that the assessment considered the broad definition of the environment, the advantages and disadvantages of proceeding with the alternatives and preferred project, and the potential effects after mitigation (net effects). The ministry is also satisfied that the assessment process was consistent with the approved ToR and the EAA. The ministry will be assessing the addenda and any comments provided on the addenda to confirm these conclusions.

Refer to appendix A of this ministry review for the ministry's analysis of how the EA has met the requirements of the EAA and the approved ToR.

3.2.1 Monitoring and commitments

WFN has committed to developing monitoring plans for the construction and operation phases of the project. Sections 22 (follow up and compliance monitoring) and 27 (conclusions) describe the follow up and compliance monitoring programs that will be developed and implemented by the proponent. Sections 6 to 20 of the EA describe mitigation and monitoring specific to each environmental component, which are consolidated in appendix E (mitigation measures) and appendix V (EA/IA mitigation and monitoring commitments table).

The compliance and follow-up monitoring program includes monitoring to:

• verify environmental effects predictions made in the EA
• verify effectiveness of mitigation measures
• implement adaptive management measures
• document compliance with commitments made in the EA and any conditions of approval
• verify the application of action plans and emergency response procedures

Follow-up and monitoring programs will include ongoing consultation with Indigenous communities, participation of Indigenous monitors, and engagement of qualified environmental professionals during the construction and operation phases of the WSR. The proponent has committed to reporting on compliance monitoring in section 22.8 of the EA.

The EA also includes an environmental management plan framework that will be developed for the construction and operation phases. This framework will include the CEMP and OEMP, which will provide guidance on the mitigation measures and applicable environmental legislation (e.g. criteria, standard protocols) to be implemented throughout construction and operation, primarily for the biophysical environment. Each of these plans will contain component plans specific to a number of topics, listed below.

CEMP:

• air quality and dust control management plan
• archaeological and cultural heritage resources management plan
• construction blasting management plan
• construction traffic management plan
• construction waste management plan (including hazardous, contaminated and controlled materials)
• employment and procurement plan
• environmental and cultural awareness and education plan
• erosion and sediment control plan
• fish and fish habitat management plan
• groundwater management plan
• health and safety management plan
• noise and vibration management plan
• light management plan
• fuel storage and handling plan
• site restoration and monitoring plan
• spill prevention and emergency response management plan
• surface water and storm water management and monitoring plan
• soil management plan
• vegetation and invasive species management plan
• wildlife management and monitoring plan (includes species at risk)

OEMP:

• air quality and dust control plan
• erosion and sediment control plan
• fish and fish habitat management plan
• energy management plan
• health and safety management plan
• noise management plan
• fuel storage and handling plan
• inspection, maintenance and repair/rehabilitation of road and supportive infrastructure
• spill prevention and emergency response management plan
• surface water and storm water management and monitoring plan
• vegetation and invasive species management plan
• wildlife management and monitoring plan (including species at risk)

Outside of the CEMP and OEMP frameworks, the EA also commits to developing monitoring plans related to wetlands and ecological restoration and the socio-economic environment (described in appendices K and N):

• wetland ecological restoration plan and uplands ecological restoration plan, as part of the wetlands off-setting (compensation) program, as well as a wetlands function monitoring program
• community readiness plan, community well-being monitoring and adaptive management plan and socio-economic monitoring program, which are intended to include approaches to maximize project benefits, monitor community well‑being and confirm changes to the social environment.

4. Summary of the ministry review

The ministry review has explained the ministry’s analysis of the EA, and the following is a summary of this analysis:

• The ministry is satisfied that the EA has met the requirements of the ToR and the EAA.
• The ministry is satisfied that WFN has provided sufficient opportunities for the GRT, the public and Indigenous communities to provide input into the EA. The results of the consultations have also been clearly documented in the consultation record provided in the EA. Additional consultation is ongoing on the addenda as part of the ministry review comment period.
• The ministry is satisfied with WFN’s responses to the comments submitted by the GRT, the public and Indigenous communities.
• WFN used a clear and logical decision-making process to determine the preferred project in accordance with the approved ToR.
• The ministry has enough information about the potential environmental effects as documented in appendix A to enable a decision to be made about the proposed project, and this will be confirmed following review and receipt of comments on the review and addenda.

4.1 Proposed conditions of approval

If the project is given approval to proceed under the EAA, several conditions could be considered that would, if imposed, address comments received on the final EA. These could include:

• documentation requirements for the public record
• annual compliance reporting
• requirement to invite the 22 Indigenous communities to participate in the environment committee, including developing and implementing the CEMP and OEMP, as described above

5. What happens now?

The ministry review is available for a 5-week comment period. During this time, all interested parties, including the public and Indigenous communities, can submit comments to the ministry about the proposed project, the EA, the addenda and/or the ministry review. At this time, anyone can make a written request that the minister refer either all or part of the EA to the Ontario Land Tribunal for a hearing if their environmental concerns have not been considered.

When making a decision, the minister will consider the purpose of the EAA, the ToR, the EA, the ministry review, the comments submitted during the EA and ministry review comment periods and any other matters the minister may consider relevant.

The minister will make one of the following decisions, with the approval of the Lieutenant Governor in Council:

• give approval to proceed with the project
• give approval to proceed with the project subject to conditions
• refuse to give approval to proceed with the project

Prior to making that decision, the minister may also:

• refer the application (which consists of the ToR and EA), or a matter that relates to the application, to the Ontario Land Tribunal for a decision
• refer matters in connection with the project to mediation

5.1 Modifying or amending the proposed project

• Given the large scale and complexity of the project, and commitments to ongoing monitoring and consultation, it is anticipated that there could potentially be proposed changes to the design and implementation of the project. The process to make changes to the project, if required, is set out in section 27.5 of the EA.

Making a submission

A 5-week public review period ending May 22, 2026, will follow publication of this ministry review. During this time, any interested parties can make submissions about the proposed project, the EA, the addenda or this ministry review. Should you wish to make a submission, please email: sasha.mcleod@ontario.ca and dorothy.moszynski@ontario.ca and address it to:

Kathleen O’Neill, Director
Environmental Assessment Branch
Ministry of the Environment, Conservation and Parks

Re: Webequie Supply Road Environmental Assessment

Attention:  Sasha McLeod and Dorothy Moszynski, Special Project Officers

All personal information included in a submission, such as name, address, telephone number and property location of requester, is collected, maintained and disclosed by the ministry for the purpose of transparency and consultation. The information is collected under the authority of the Environmental Assessment Act or is collected and maintained for the purpose of creating a record that is available to the general public as described in s.37 of the Freedom of Information and Protection of Privacy Act. Personal information that is submitted will become part of a public record that is available to the general public unless a request is made that personal information remain confidential. For more information, the ministry’s Freedom of Information and Privacy Coordinator can be contacted at 416-327-1434.

To request an electronic copy, contact:

Sasha McLeod and Dorothy Moszynski
Special Project Officers, Environmental Assessment Branch
sasha.mcleod@ontario.ca and dorothy.moszynski@ontario.ca

Appendix A: Environmental Assessment Act requirements

Requirements in O. Reg. 53/24: General and Transitional Matters

Summary of the EA

O. Reg. 53/24: s.4.(1)(a)

EA should contain a brief summary of the EA organized in accordance with the matters set out in subsection 17.6 (2) of the Act.

Analysis of the EA

The executive summary is included before the table of contents and is organized in accordance with the matters set out in the EAA – i.e. project overview and purpose/rationale, summary of consultation, evaluation of alternatives, project description and potential effects of the project.

1. List of proponent-led studies

O. Reg. 53/24: s.4.(1) (b)

EA should contain a list of studies and reports which are under the control of the proponent and which were done in connection with the project or matters related to the project.

Analysis of the EA

The table of contents provides a listing of technical assessments completed for the EA, and the EA and appendices provide further details regarding the types of studies that were completed.

2. List of additional studies

O. Reg. 53/24: s.4.(1)(c)

EA should contain a list of studies and reports done in connection with the project or matters related to the project of which the proponent is aware and that are not under the control of the proponent.

Analysis of the EA

The main report of the EA and the technical appendices contain references sections at the end for non-proponent studies and resources.

3. Maps

O. Reg. 53/24: s.4.(1) (d), 4.(2), 4.(3)

If the EA is for a project with a fixed location, at least two well-marked, legible and reproducible maps showing the location of the project and the area to be affected by it.

Of the maps referred to above, one shall be a simplified base map suitable for reproduction in any notices that may be published and the other may include more detail such as a 1:10,000 scale Ontario base map.

The maps referred to may show alternative proposals.

Analysis of the EA

Figure 1.1 is a well-marked map of the preferred road corridor and ancillary infrastructure. Figure 3.3 in section 3.2 (identification of alternative methods of carrying out the undertaking) shows initial corridor concepts and figures 3.5, 3.6, 3.7 and 3.8 show alternative route corridors within the preliminary preferred corridor. Figure 3.11 shows the preliminary preferred route. Section 3.4 show maps of alternative ancillary infrastructure (e.g. aggregate sources, construction camps).

Maps of the study areas for each environmental criterion are provided in the specific sections for those criteria (sections 6 to 21) and in the technical appendices.

Problem or opportunities

1. Identify an existing problem or opportunity and purpose of the project:

Environmental Assessment Act s.17.6 (2) (a)

The EA should contain a brief explanation of the problem or opportunity that prompted the proposed activity.

If a specific project has been identified provide a brief description.

Analysis of the EA

Section 1.3 (background and purpose of the project) provides the rationale and purpose for the project.

The purpose of the project is to build a new two-lane all-season road of approximately 107 km, which will connect WFN to near McFaulds Lake within the Ring of Fire area.

The road would allow for the movement of materials, supplies and people from WFN to mineral exploration and proposed future mine developments, as well as provide employment, economic development opportunities and experience/training for WFN members. WFN seeks the opportunities associated with the Ring of Fire area, which is identified as holding significant mineral potential, with the mining sector playing an important role in Ontario’s economy and providing opportunities for Indigenous businesses and people.

Alternatives

1. Description and Statement of the Rationale for the Alternatives to:

Environmental Assessment Act s.17.6 (2) (b)(iii)

“Alternatives to” represent functionally different ways of addressing the problem or opportunity.

A reasonable range of “alternatives to” should be identified and evaluated. The proponent should be able to justify that it has considered a reasonable range of alternatives.

The “do nothing” ‘alternative to’ should be included in the evaluation and will represent the “bench mark” situation.

Analysis of the EA

In accordance with the approved ToR, the EA was focused to exclude a detailed assessment of ‘alternatives to’.

The alternatives evaluated in the EA are:

1. A new all-season road.
2. The ‘do nothing alternative’.

The selected “alternative to,” as stated in the approved ToR section 5.1.1.6, is a new all-season road as best meeting the project purpose.

The ‘do nothing alternative’ is assessed in section 27 of the EA, as required by the ToR section 5.1.1.6.

2. Description and statement of the rationale for the alternatives methods

 Environmental Assessment Act s.17.6(2)(b)(ii)

“Alternative methods” include a description of different ways of implementing the preferred “alternative to”.

A reasonable range of “alternative methods” should be identified and outlined.

Analysis of the EA

Concept level corridors were developed from results of previous studies. The corridors were screened to select a preferred corridor and alternative routes were identified within the corridor. In accordance with the ToR (section 5.6), the alternative methods included two route alternatives (Webequie community preferred route and optimal geotechnical route). The EA included a third alternative optimal engineering route, which added engineering considerations along with environmental, social and geotechnical considerations. The preferred alternative is the optimal engineering route plus preferred locations for ancillary infrastructure (e.g. aggregate sources and worker camps).

The decision-making process explains how the proponent evaluated the alternative methods to determine the proposed project. Section 3.2, identification of alternative methods of carrying out the undertaking describes the approach for evaluating alternative methods by analysing historical road and transportation studies, followed by a set of comparative analyses, using factors and criteria moving from the scale of corridor to route assessment. Each route alternative was assessed based on natural environment, social, cultural and technical criteria, with some additional detail in appendices C-1 to C-3 (background studies, alternatives factors/indicators and multiple accounts assessment datasets).

Evaluation 

1. Description of the environment for the project and alternatives

Environmental Assessment Act s.17.6(2)(c)(i)

Proponents must consider the broad definition of the environment including the natural, biophysical, social, economic, built and cultural conditions.

The EA must provide a description of the existing environmental conditions in the study area.

The EA must identify those elements of the environment that may be reasonably expected to be affected, either directly or indirectly, by the proposed project and/or the alternatives.

Analysis of the EA

Section 5.1 describes the identification of valued components (VC). A broad definition of environment was considered in the EA, evident from the identified VCs and Indigenous values including:

• geology, terrain and soils
• surface water resources
• groundwater resources
• atmospheric environment (air quality, climate change, noise and vibration, light levels)
• fish and fish habitat
• vegetation and wetlands
• wildlife and wildlife habitat
• species at risk
• social environment
• economic environment
• land and resource use
• human health
• visual environment
• Aboriginal and treaty rights and interests
• cultural heritage and archaeological resources

The EA has identified these elements of the environment as being reasonably expected to be affected directly or indirectly by the proposed project.

The EA has provided a description of the existing environmental conditions in the study area. For the preferred route, environmental studies have been completed to document and assess existing natural, socio-economic and cultural environmental features.

Section 1.1.1 states that the project is located in Northwestern Ontario on un-surveyed Ontario Crown lands and Webequie First Nation reserve lands. The coordinates of the west limit of the project area and the coordinates of the east limit of the project area are provided, as well as maps of the area containing the preferred route. Section 4.1 also provides the project location. Section 4.3.1.1.2 describes the western half of the project as being located on mildly rolling terrain and the eastern half as wetlands and muskeg terrain.

Study areas are described generally in section 5.2.1.4.1 (spatial boundaries).

The project footprint or area of direct disturbance is defined as the 35-metre wide WSR right-of-way; and areas required for ancillary infrastructure (camps, laydown areas, access roads etc.).

The local study area is the area where potential largely direct, and indirect effects of the project are likely to occur and can be predicted or measured for assessment. The local study area is specific to each VC and extends from the project footprint and is selected in consideration of the geographic extent of potential effects to the given VC.

The regional study area is the area where potential largely indirect and cumulative effects of the project in the broader, regional context may occur. The regional study area includes the local study area and extends on each side of the local study area boundaries to include the geographical extent to which potential effects from the project may be expected on the given VC.

Existing conditions are described in section 5.2.2 as being established by desktop review, field programs, engagement and consultation, and Indigenous knowledge collection. The description of the existing environment occurs in sections 6 to 20, specifically in the subsections of each of these sections. In addition, baseline studies have been completed in support of the project between 2019 and 2023. Reports documenting these studies have been appended to this EA, which in some cases include and are combined with the technical effects assessment for a VC.

The EA identifies those elements of the environment that may be reasonably expected to be affected, either directly or indirectly, by the proposed project and/or the alternatives. For example, section 12 describes the assessment of effects to wildlife and wildlife habitat; detailing the scope of assessment, existing conditions, identifications of potential effects, pathways and indicators, mitigation and enhancement measures, characterization of and prediction of net effects, significance, cumulative effects, “do nothing” comparison, and follow-up and monitoring, for each of the wildlife VCs.

2. Description of the potential environmental effects for alternatives

Environmental Assessment Act s.17.6(2)(c)(ii)

Both positive and negative environmental effects should be discussed.

The EA must identify methods and studies used to analyze the potential environmental effects. The methods used are contingent on the type of project.

Impact assessment methods and criteria used during the evaluation should be identified.

The methods chosen must be clear, traceable and replicable so that interested parties can understand the analysis and logic used throughout the EA.

Analysis of the EA

Potential environmental effects are evaluated throughout the EA. Sections 6 to 20 describe effects to VCs listed in the row above.

Section 5 of the EA describes the approach and methods of assessment. The EA examines the potential effects that could result from changes to environmental, health, social or economic conditions as a result of the project being carried out.

The EA submitted on January 30, 2026, did not include the complete assessment of potential effects to Indigenous communities and impacts to the exercise of Aboriginal and treaty rights. Specifically, the severity of potential impacts and the cumulative effects assessments were not included in the EA but are included in addendum #1 (rights impact assessment) that the proponent submitted on March 26, 2026 and made available for GRT, public and Indigenous community review to the end of the ministry review comment period.

Aspects within the scope of the project were examined using a precautionary approach to eliminate, reduce or mitigate adverse environmental, health, social and economic effects, including the prediction of net effects and their significance after the application of mitigation.

The EA is described as using conservative assumptions generally applied to overestimate rather than underestimate potential adverse effects, and also predicts positive consequences, where applicable. Opportunities were provided for meaningful participation from Indigenous communities, government agencies, and stakeholders to inform the EA, including commenting on a draft EA.

The EA was developed pursuant to the approved ToR. The ToR requirements are fulfilled in the following sections of the EA:

• purpose of and need for the project (section 1)
• alternatives to the project and alternative means of carrying out the project, including evaluating alternatives based on consideration of environmental, social and technical feasibility and their potential effects (section 3)
• input from Indigenous communities and groups, the public, government agencies, and stakeholders, including specific responses to comments and concerns identified through engagement (sections 2, 6 to 20)
• indigenous knowledge and land and resource use, including assessment on impacts to the exercise of Aboriginal and treaty rights (sections 6 to 20, and detailed in section 19)
• existing conditions (sections 5, 6 to 20)
• effects of the project, including effects due to accidents and malfunctions (sections 6 to 20, section 23)
• technically and economically feasible mitigation measures to eliminate or reduce adverse effects or enhance or prolong beneficial effects (sections 6 to 20, appendix E, appendix V)
• net beneficial or harmful effects (after applying mitigation measures) that are likely to be caused by the project regardless of the proper application of mitigation and remedial measures to be proposed in the EA (sections 6 to 20)
• significance of the identified net effects (sections 6 to 20)
• cumulative effects of the net effects of the project in combination with other past, present or reasonably foreseeable future physical activities with effects likely to overlap both spatially and temporally with the predicted net effects of the project (section 21)
• requirements for follow-up monitoring programs (section 22, appendix V)
• changes to the project that may be caused by the environment (e.g. climate change) (sections 24, 27)
• consideration of outcomes from the federal regional assessment in the Ring of Fire area (section 21), if available
• the future predicted condition of the environment without the project (sections 6 to 20)

3. Description of the actions necessary to prevent, change, mitigate or remedy the environmental effects for the alternatives

Environmental Assessment Act s.17.6(2)(c)(iii)

A description of future commitments, studies and a work plan may be included as part of the actions necessary to prevent, change, mitigate or remedy environmental effects for each alternative for the ultimate purpose of comparing them.

Analysis of the EA

In selecting alternative routes, mitigation such as minimizing the length of crossing areas of poor constructability was considered. The potential environmental effects and mitigation measures for the preferred undertaking have been considered throughout the evaluation in the EA, including comparison over the “Do nothing” alternative.

Section 4.2.2 describes how mitigation measures such as design considerations were considered to minimize adverse effects. Section 5.2.4 describes how mitigation and enhancement measures were considered/developed. Proposed mitigation measures are described in each VC specific section 6 to 20, and the construction and operation management plans outlined in sections 4.6 and 22.

Appendices E and V include the mitigation and monitoring commitments, which are intended to ensure that construction and operation activities associated with the proposed project meet applicable legislation, regulations, guidelines, permits and contracts as well as summarize the commitments made in the EA for implementing the project and ongoing consultation.

4. Evaluation of advantages and disadvantages to the environment for the project and alternatives

Environmental Assessment Act s.17.6(2)(d)

The preferred alternative should be identified through this evaluation.

Analysis of the EA

Advantages and disadvantages to the environment are evaluated throughout the EA.

Section 5.4.1 described how the Advantages and Disadvantages of proceeding the project are considered.

As the project is a focused EA in accordance with the approved ToR, the EA includes an assessment of the “alternative methods” and the “do nothing” alternative. After determining the significance of net effects, the evaluation applies a trade-off process in which the advantages and disadvantages to the environment of the alternative methods were weighed in terms of their effects, both positive and negative, on the environment. A qualitative comparison of the project alternatives (i.e. “do nothing/no action” versus “proceeding with the project”) was then completed.

A summary of the overall advantages and disadvantages of the project is provided in section 27 with an overall conclusion as to whether the net effects are acceptable, based on an assessment against all criteria, and the results of the net effects assessment process.

5. Description of consultation with interested stakeholders

Environmental Assessment Act s.17.6 (2)(e)

A description of stakeholder consultation that occurred during the preparation of the EA needs be documented and should include consultation methods used, frequency of consultation, dates that events occurred, target audience, descriptions of key milestones for which stakeholders are providing input, comments received.

The EA must identify any Aboriginal consultation efforts that have been made including methods for identifying potentially interested First Nations, who was consulted, when and how consultation occurred and any comments received from First Nations.

The EA should outline conflict resolution techniques used by the proponent to resolve outstanding issues with any stakeholders. There must be clear documentation as to how issues and concerns have been addressed.

Analysis of the EA

Section 10 of the ToR outlines the proponent’s proposed EA consultation plan.

The ToR notice of approval included additional consultation requirements related to consulting on the cumulative effects assessment and producing three consultation progress reports.

The requirements of the ToR and the ToR notice of approval were fulfilled in the EA.

The record of consultation was made available on the project website (supplyroad.ca/finalea) on January 30, 2026. The three progress reports required by the ToR amendments are also available on the proponent’s website.

A summary of consultation is contained in section 2 of the EA. This section provides an overview of the consultation program; regulatory requirements; list of Indigenous communities being consulted and how they were consulted; and a summary of Indigenous community concerns raised and how the concerns were addressed. This section also contains a summary of how the public and stakeholders were engaged and consulted, the concerns raised and how the concerns were addressed.

The record of consultation includes, among other things, summaries of meetings with Indigenous communities, technical meetings, public information centres, newsletters, webinars, and the draft EA comment response tables.

Section 2.1 states that consultation leading up to the release of the EA focused on methodology and preliminary assessment outcomes, including:

• identification and confirmation of VCs
• criteria and indicators for evaluation of alternatives and project effects assessment
• characterizing the baseline environment
• evaluation of alternative routes, and locations for supportive infrastructure (e.g. aggregate source areas, construction camps), including identification of a preliminary recommended preferred route and supportive infrastructure, as the basis for the Project Footprint
• process for sharing and incorporating shared Indigenous knowledge and land and resource use into the EA, including assessment of impacts to Aboriginal and treaty rights
• process to determine potential effects and recommended mitigation measures, including assessment outcomes
• targeted opportunities to provide input on cumulative effects
• recommended follow-up monitoring and commitments

Section 2.2 details how provincial regulatory requirements on consultation were met as well as issues resolution. This section also describes how the procedural aspects of the Crown’s duty to consult are being shared between Ontario and the proponent through a memorandum of understanding. Section 2.3.1 includes the list of Indigenous communities consulted.

Section 2.3.2 outlines stakeholder participation. Stakeholders included municipalities, members of the public, local business, claim holders, the provincial and federal government review teams etc. Consultation timelines and milestones are illustrated in section 2.3.3.

Section 2.4 outlines how Indigenous community consultation was undertaken, for example, how Indigenous knowledge was collected and used. Methods of consultation and activities were also discussed. A summary of comments/issued raised was also provided, with reference to where the comments were addressed in the EA. Section 2 ends with a description of ongoing and future engagement and consultation, such as dispute resolution, for the life of the project.

It is acknowledged that sections 19 and 21 are missing information, specifically, the results of determining severity of impact on the rights of Indigenous communities, and potential cumulative effects to the rights of Indigenous communities. The proponent prepared addenda to provide additional information and submitted these after the end of the final EA comment period. These addenda are available for government, public and Indigenous community review until the end of the ministry review comment period.

Selection process

1. Proposed undertaking

Description and statement of the rationale for the undertaking: 

Environmental Assessment Act s.17.6(2)(b)(i)

The description of the undertaking should specify what the proponent is seeking approval for under the EAA.

The description should include information on the location, attributes, dimensions, emissions etc.

The evaluation process should identify which is the preferred undertaking.

Analysis of the EA

The preferred undertaking that the proponent is seeking approval for consists of a new all-season road from the Webequie First Nation to the McFaulds Lake mineral development area (Ring of Fire) and associated infrastructure. Section 3.2.3 describes the results of the screening and the rationale for selecting the preliminary preferred corridor, which was the easterly corridor (alternative corridor concept 2C).

Section 3.2.4 describes how route alternatives were identified within the approx. 2  wide corridor for further evaluation in the EA, with consideration of input from stakeholders and Indigenous communities. Three alternative routes were presented, with alternative 3 carried forward in the EA. The three alternatives were subject to two sensitivity analyses described in section 3.3, which then identified alternative route 2 as preferred, since it better avoided certain environmental criteria.

Alternative associated infrastructure such as aggregate extraction areas, laydown areas and worker camps were evaluated in section 3.4.

Section 4 contains the project description (e.g. the description of the preferred road corridor and associated infrastructure).

The proposed 107 km, two-lane all-season road has an approximately 12 metre wide road platform within a cleared 35 metre right-of-way. Approximately 17 km of the road is located on Webequie First Nation reserve lands.

Section 4.2 speaks to design criteria for the road, and section 4.3 to the project components. To support the road, associated infrastructure includes aggregate extraction pits/quarries, temporary construction camps with storage and laydown yards, rest and maintenance areas, access roads and a permanent maintenance and storage facility. Some of these components are only required during construction.

Section 4.4. describes project phases (construction and operation) and physical activities during these phases.

Section 4.4.2.8 describes potential emissions, discharges, and wastes during construction. Sections 6 to 20, appendix E and the CEMP describe the environmental protection measures to be implemented during construction to eliminate or reduce the potential adverse effects to valued components. Section 4.4.3.1.12 describes potential emissions, discharges and wastes during operation, which are similar to those during construction. In addition to sections 6 to 20 and appendix E of the EA, the OEMP details environmental protection measures to be undertaken during operation. The CEMP and OEMP are further described in section 4.6 and appendix E.

Next steps and additional commitments

1. Additional commitments

Outline any further commitments made by the proponent in the ToR and EA.

Analysis of the EA

Concordance tables for the ToR is provided in appendix A-2. The concordance tables indicate where the requirements and commitments of the ToR are addressed in the EAR/IS.

Appendix V is titled the EA monitoring and mitigation commitments table. The table categorizes commitments made in the EA or as a response to comments on the draft EA, to further work, consultation, mitigation and monitoring. The table includes a column on when the commitments will be addressed: in either detail design, construction or operation.

2. Additional approvals

Outline additional approval requirements. Provide sufficient detail about the nature of the approval.

Analysis of the EA

Provincial permit and authorization requirements following a decision on the EA are discussed in section 1.4.5, table 1-3. This table lists the reporting agency, the permit/legislation name and the applicability to the project. This table provides sufficient detail about the nature of the approvals.

Appendix B: Submissions received during the initial comment period

Table 1: Government review team comment-response table

To be provided with an electronic copy of this table, please contact Sasha McLeod and Dorothy Moszynski, Special Project Officers, Environmental Assessment Branch, at sasha.mcleod@ontario.ca and dorothy.moszynski@ontario.ca, or 416-268-5984 / 437-247-9628.

Table 2: Public comment-response table

To be provided with an electronic copy of this table, please contact Sasha McLeod and Dorothy Moszynski, Special Project Officers, Environmental Assessment Branch, at sasha.mcleod@ontario.ca and dorothy.moszynski@ontario.ca, or 416-268-5984 / 437-247-9628.

Table 3: Indigenous community and organization comment-response table

To be provided with an electronic copy of this table, please contact Sasha McLeod and Dorothy Moszynski, Special Project Officers, Environmental Assessment Branch, at sasha.mcleod@ontario.ca and dorothy.moszynski@ontario.ca, or 416-268-5984 / 437-247-9628.