Spills

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Spill Occurance Date Spill Region Location Location Description Product Spilled Quantity Measurement Spill Cause Lead Agency
spill-2026139 May 18, 2026 Baffin Mary River Mine Mary River Project Mine Site, Baffin Island, NU Mary River Mary River Project Mine Site Unknown Quantity Liters Other CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2026138 Sahtu Colville Lake The fuel barrels and fuel tank are located near the former MGM winter camp area by the airport in Colville Lake, NT, close to the lake shoreline. The tanks and barrels are surrounded by standing water/floodwater, and there is a strong diesel smell in the area. I am concerned about possible contamination entering the lake. I am not certain who currently owns or manages the site. Colville Lake Colville Lake 800m Unknown Quantity Liters GNWT - Department of Environment and Climate Change
spill-2026137 May 15, 2026 Baffin Mary River Mine Mary River Project Mine Site, Baffin Island, NU Baffin Island Sheardown Lake Tributary Mary River Tank Farm Hill Petroleum - lubricating oil (lube, hydraulic) 5.00 Liters Breakage CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2026136 May 1, 2026 North Slave Yellowknife Mildred Hall School 5408-50AVE X1A1E5. The spill came from a sewer vault that overflowed between the school and maintenance shop above the JK playground. Spring run off water carried the effluent trough the schoolyard, pooling in some areas 5408 Franklin Ave Yellowknife Sewage Unknown Quantity Liters Overflow Event GNWT - Department of Environment and Climate Change
spill-2026135 May 1, 2026 North Slave Yellowknife 5408 Franklin Ave, Yellowknife, NT X1A 1E5 Yellowknife Wastewater/impacted water 500.00 Liters Other GNWT - Department of Environment and Climate Change
spill-2026134 May 14, 2026 Iqaluit south of CSB 1135 Mivvik St. Iqaluit Unknown 5.00 Liters GN - Government of Nunavut
spill-2026133 May 13, 2026 Beaufort Delta Fort McPherson, Community, Northwest Territories 445 John Tetlichi Road (Private homeowner) Fort McPherson Petroleum - fuel oil (jet A, diesel, turbo A, heat) 200.00 Liters Breakage GNWT - Department of Environment and Climate Change
spill-2026132 North Slave Snap Lake Snap Lake Mine Post-Closure Camp Fuel Storage Area Snap Lake Snap Lake Post Closure camp Petroleum - lubricating oil (lube, hydraulic) 205.00 Liters Other GNWT - Department of Environment and Climate Change
spill-2026131 North Slave Yellowknife 250 Old Airport Rd Yellowknife Other 136.08 Kilograms GNWT - Department of Environment and Climate Change
spill-2026130 May 9, 2026 Kitikmeot Kugaaruk Raven road area unit 87 Kugaaruk Petroleum - fuel oil (jet A, diesel, turbo A, heat) 30.00 Liters Breakage GN - Government of Nunavut

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