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Public Comments Archive

Manitoba Metis Federation Opposition and Transboundary Risks

This section of our website explores questions raised by members of the community about the Nuclear Waste Management Organization Deep Geological Repository (DGR) Impact Assessment. To provide the most comprehensive answers possible, it reviews information from the public registry alongside insights gathered through our own community consultation and engagement activities.

What has the Manitoba Metis Federation said about the NWMO DGR for Nuclear Waste Fuel in Northwestern Ontario? Are there transboundary issues?

Executive Summary

The Manitoba Métis Federation (MMF), representing the National Government of the Red River Métis, is explicitly opposed to the Revell Site Deep Geological Repository (DGR) as currently described and scoped. Their position is based on the proponent's failure to provide meaningful, distinction-based engagement and the reliance on incomplete Indigenous baseline information [Comment Ref: 517].

The MMF asserts that the current process risks failing to identify and mitigate adverse impacts on their constitutionally protected Section 35 rights, claims, and interests. They specifically reject the Nuclear Waste Management Organization's (NWMO) "pan-Indigenous" approach to consultation, stating it represents a potential failure in regulatory reconciliation [Comment Ref: 517].

Transboundary issues are a central pillar of the opposition, with the MMF and other stakeholders identifying significant risks to watersheds that drain from the Revell Site into Manitoba. These concerns focus on the potential for radioactive contamination to reach Lake of the Woods and Lake Winnipeg, impacting ecosystems and traditional harvesting rights across provincial borders [Comment Ref: 517, 112, 388].

Detailed Analysis of MMF Concerns

Distinction-Based Engagement and Sovereignty

The MMF has raised significant alarms regarding the lack of distinction-based engagement in the NWMO's process. They argue that the proponent has focused almost exclusively on municipal and First Nations communities while neglecting the specific governmental status and rights of the Red River Métis [Comment Ref: 517].

The Federation emphasizes that they are the only party capable of articulating impacts on their citizens' rights. They have demanded a formal relationship that includes a Project-specific Red River Métis Knowledge and Land Use Study (RRMKLUS) to properly assess potential harms [Comment Ref: 517].

Furthermore, the MMF criticizes the proponent's reliance on the Canadian Nuclear Safety Commission (CNSC) public hearing process as a substitute for meaningful relationship-building. They argue this narrow focus limits the depth of participation and the effectiveness of any proposed mitigation strategies [Comment Ref: 517].

Environmental and Health Impacts

Citizens of the Red River Métis have identified potential downstream effects on water quality, aquatic ecosystems, and the safety of harvested wildlife, plants, and medicines. There is acute concern regarding the health of species such as moose and caribou, which are already in decline due to climate change and existing industrial development [Comment Ref: 517].

The MMF also highlights psychological and perceived effects, noting that even the perception of contamination can lead to behavior modification. This could result in citizens avoiding traditional harvesting areas, thereby impacting their mental wellness and cultural connection to the land [Comment Ref: 517].

Cumulative effects are a major red flag for the Federation. They argue that the DGR must be assessed in the context of existing industrial developments within the Red River Métis National Homeland to understand the total burden on their territory [Comment Ref: 517].

Transboundary Watershed Risks

The project site is located at the headwaters of the Wabigoon and Rainy/Turtle River watersheds. Numerous commenters have pointed out that these systems drain directly into Manitoba via Lake of the Woods and Lake Winnipeg [Comment Ref: 29, 30, 34, 37, 42, 59, 71, 82, 94, 112, 221, 388, 392, 420].

The MMF strongly disputes the exclusion of nuclear waste transportation from the impact assessment, arguing that radioactive materials moving through these corridors create a gap in understanding potential significant adverse impacts [Comment Ref: 517]. They request that the assessment explore the potential for the repository to receive fuel from other sources, such as Small Modular Reactors (SMRs) and the Point Lepreau facility, which would increase transboundary transit risks [Comment Ref: 517].

Other organizations, such as the Manitoba Energy Justice Coalition, have echoed these concerns, stating that any radioactive contamination of water or air could travel into Manitoba or the United States. This would affect Manitobans who own property or travel in the area, yet these distal stakeholders feel excluded from the current "willing host" framework [Comment Ref: 112, 353].

IAAC Summary of Issues Alignment

The concerns raised by the MMF and other Manitoba-based stakeholders are explicitly reflected in the Summary of Issues (SOI) published by the Impact Assessment Agency of Canada (IAAC). The SOI identifies "Radiological contamination of water" as a key issue, specifically noting the possibility of transboundary effects to shared water bodies [IAAC Summary of Issues: Radiological Conditions].

The Agency also acknowledges concerns regarding the "Length of transportation corridor" and the associated number of communities impacted, which aligns with the MMF's demand to include all upstream activities from the point waste leaves a production facility [IAAC Summary of Issues: Transportation].

Furthermore, the SOI highlights the need for community-led baseline data collection and the potential for disproportionate impacts on marginalized communities, which directly mirrors the MMF's call for an RRMKLUS and distinction-based engagement [IAAC Summary of Issues: Socio-Economic Conditions]. Internal technical reviews confirm that the proponent's current data does not fully represent Indigenous identity in unincorporated areas [Analysis: Acknowledgment of Truths].

Evidence from Public Registry

The breadth of alarm regarding transboundary risks and the exclusion of Manitoba communities is extensive. Stakeholders have characterized the project as creating a "sacrifice zone" that threatens the largest freshwater system in the world [Comment Ref: 204, 388].

Specific evidence of community alarm includes:

  • Demands for a comprehensive impact assessment that includes transboundary contamination of watersheds shared with Manitoba [Comment Ref: 420].
  • Assertions that the disposal site is part of the Lake Winnipeg watershed and that any leaching would destroy the ecological health and economy of the area [Comment Ref: 71, 82].
  • Criticism of the narrow geographic study area that ignores downstream impacts on Manitoba and the Great Lakes [Comment Ref: 353].
  • Formal opposition from the MMF regarding the "pan-Indigenous" approach and the lack of distinction-based engagement [Comment Ref: 517].

Technical Deficiencies & Gaps

Internal analysis identifies a significant "transparency barrier" regarding the proponent's handling of Indigenous data. The NWMO admits that the data in the Initial Project Description (IPD) is not a full representation of Indigenous identity for populations in unincorporated communities [Analysis: Acknowledgment of Truths].

There is a critical gap in the proponent's assertion that the project will not result in changes to the environment outside of Ontario. This claim is currently a conclusion that the proponent states "will be confirmed through future modelling," which indicates a deductive bias where the conclusion of "no impact" precedes the actual scientific investigation [Analysis: Potential Changes to the Environment on Federal Lands or Lands Outside Ontario].

Furthermore, the proponent's reliance on linear distance (e.g., 210 km from the Manitoba border) as a primary metric for safety fails to address the potential for mobile contaminants to migrate across political boundaries via deep-rock fractures or regional aquifers [Analysis: Potential Changes to the Environment on Federal Lands or Lands Outside Ontario].

Recommendations & Mandates

To address the deficiencies identified by the Manitoba Métis Federation and the broader transboundary concerns, we strongly recommend the following corrective measures:

First, the proponent must be mandated to fund and facilitate a Project-specific Red River Métis Knowledge and Land Use Study (RRMKLUS). This study must be led by the MMF to ensure that the characterization of the land and the assessment of Section 35 rights are not filtered through a Western scientific lens that may overlook Métis-specific cultural nuances [Analysis: Acknowledgment of Truths].

Second, we strongly recommend that the scope of the federal Impact Assessment be expanded to include the entire transportation corridor. This must include a quantitative, pathway-based risk assessment for transboundary contamination that models the movement of radionuclides through regional aquifers over a 10,000-year horizon, regardless of political borders [Analysis: Potential Changes to the Environment on Federal Lands or Lands Outside Ontario].

Third, the proponent should establish a formal consultation protocol with the Government of Manitoba and the MMF. This protocol must move beyond "information sharing" and provide these jurisdictions with raw data and collaborative modeling opportunities to ensure that the "no impact" claims are independently verified [Analysis: Potential Changes to the Environment on Federal Lands or Lands Outside Ontario].

Conclusion

The Manitoba Métis Federation's opposition highlights a fundamental failure in the proponent's engagement strategy and a significant oversight regarding transboundary environmental risks. The project's current scope artificially fragments the assessment, leaving downstream communities in Manitoba vulnerable to long-term radiological hazards without meaningful recourse or representation.

The path forward requires a rigorous, distinction-based approach that respects Métis sovereignty and a comprehensive evaluation of the entire nuclear waste lifecycle, including the transboundary transit and hydrological pathways that connect the Revell Site to the broader Canadian landscape.

About the Deep Geological Repository (DGR) for Canada's Used Nuclear Fuel Project

The Nuclear Waste Management Organization (the NWMO) is proposing a new underground deep geological repository system designed to safely contain and isolate used nuclear fuel. Wabigoon Lake Ojibway Nation (WLON) and the Township of Ignace have been selected as the host communities for the proposed project, which is located 21 kilometres southeast of the WLON and 43 kilometres northwest of the Town of Ignace, Ontario along Highway 17. As proposed, the Deep Geological Repository (DGR) for Canada's Used Nuclear Fuel Project would provide permanent storage for approximately 5.9 million bundles of used nuclear fuel. The project is expected to span approximately 160 years, encompassing site preparation, construction, operation and closure monitoring. The project assessment is being conducted in collaboration with the Canadian Nuclear Safety Commission.

Learn more about the Integrated Impact Assessment process which is led by the Impact Assessment Agency of Canada and Canadian Nuclear Safety Commission.

Report Generated: Mar 8, 2026