{"id":18356,"date":"2026-03-03T19:28:11","date_gmt":"2026-03-04T01:28:11","guid":{"rendered":"https:\/\/melgundrecreation.ca\/?p=b678fe56-9815-46c0-9dbd-6bc4fafb57fd"},"modified":"2026-05-26T09:38:57","modified_gmt":"2026-05-26T14:38:57","slug":"manitoba-transboundary-risks-and-the-revell-dgr","status":"publish","type":"post","link":"https:\/\/artsincubator.ca\/borupscorners\/manitoba-transboundary-risks-and-the-revell-dgr\/","title":{"rendered":"Manitoba Transboundary Risks and the Revell DGR"},"content":{"rendered":"\n
\"Northwestern<\/figure>\n\n\n

Executive Summary<\/h2>\n\n\n

Manitoba voices are a critical component of the Revell Site Deep Geological Repository (DGR) Impact Assessment due to the direct hydrological and ecological connectivity between the proposed site and the Province of Manitoba. The Revell site, located in the unorganized territory of Melgund Township along Highway 17, sits at the headwaters of the Wabigoon River watershed, which drains into the Winnipeg River system and ultimately into Lake Winnipeg [Analysis: 15.6 Groundwater and Surface Water]. Stakeholders from Manitoba, including the Manitoba Métis Federation (MMF) and regional justice coalitions, argue that the proponent’s current 210 km distance buffer is an arbitrary administrative boundary that fails to account for the transboundary migration of radionuclides through shared water systems and migratory corridors [Ref: 517<\/a>, 112<\/a>].<\/p>\n\n\n

Detailed Analysis of Transboundary Issues<\/h2>\n\n\n

Hydrological Connectivity and Downstream Contamination<\/h3>\n\n\n

The primary transboundary concern is the potential for radioactive contamination to infiltrate the Lake Winnipeg watershed. Public comments emphasize that the preferred location in Northwestern Ontario resides within a watershed that eventually flows into Manitoba [Ref: 37<\/a>, 82<\/a>]. Any leaching of nuclear waste or accidental release during the 50-year operational phase could jeopardize the ecological health and recreational economy of Lake Winnipeg, which is already in a degraded state [Ref: 71<\/a>, 34<\/a>]. Technical reviews indicate that while the proponent claims no changes to the environment outside Ontario, this conclusion is based on "future modelling" rather than existing empirical evidence [Analysis: 21. POTENTIAL CHANGES TO THE ENVIRONMENT ON FEDERAL LANDS OR LANDS OUTSIDE ONTARIO<\/a>].<\/p>\n\n\n

Ecological and Traditional Land Use Impacts<\/h3>\n\n\n

Manitoba-based Indigenous groups, specifically the MMF, have raised alarms regarding the health of wide-ranging species such as moose and caribou, which are already in decline due to climate change and existing industrial development [Ref: 517<\/a>]. The MMF asserts that the project risks failing to identify and mitigate adverse impacts on their constitutionally protected Section 35 rights, as the "pan-Indigenous" approach to consultation currently employed by the NWMO neglects the specific governmental status of the Red River Métis [Ref: 517<\/a>]. Furthermore, the perception of contamination—regardless of technical safety—could lead to behavior modification where citizens avoid traditional harvesting areas, impacting mental wellness and cultural connections to the land [Ref: 517<\/a>].<\/p>\n\n\n

Historical and Legislative Context<\/h3>\n\n\n

Manitoba has a long-standing history of rejecting high-level radioactive waste disposal. Commenters reference Manitoba’s High-Level Radioactive Waste Act as a reflection of the public’s enduring refusal to accept these risks [Ref: 37<\/a>]. The current proposal is viewed as a continuation of "colonial exploitation," where remote or Indigenous-adjacent areas are used as "sacrifice zones" to solve problems created by more populated, power-consuming regions in Southern Ontario [Ref: 299<\/a>, 388<\/a>].<\/p>\n\n\n

Evidence from Public Registry<\/h2>\n\n\n