Spills

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Spill Occurance Date Spill Region Location Location Description Product Spilled Quantity Measurement Spill Cause Lead Agency
spill-2026145 mai 22, 2026 North Slave Ekati North of city landfill on same road LSI Quarry (no civic address) Yellowknife North of city landfill on same road LSI Quarry (no civic address) Petroleum - fuel oil (jet A, diesel, turbo A, heat) 2500.00 Liters Damage due to weather GNWT - Department of Environment and Climate Change
spill-2026144 North Slave Wha Ti Whati Airport. West side of apron where drums are stored. On the west side of a 20 ft green sea can (behind the sea can), there are 11 drums of Avgas stored horizontally in two rows. Two drums on the south row appeared to have partially leaked at some point. Whati Whati Airport Petroleum - gasoline (aviation, turbo B, jet B) Unknown Quantity Damage due to weather GNWT - Department of Environment and Climate Change
spill-2026142 mai 21, 2026 North Slave Behchokö Dehk'e Frank Channel Bridge Replacement Project Constructed causeways (*West Causeway and Island Causeway) Behchoko Frank Channel Dehk'e Frank Channel Bridge Replacement Project Other Unknown Quantity Cubic Meters Other GNWT - Department of Environment and Climate Change
spill-2026141 mars 15, 2026 North Slave Gameti, Community, Northwest Territories House 22, Gameti, box 20, X0E 1R0 Petroleum - fuel oil (jet A, diesel, turbo A, heat) Unknown Quantity Overflow Event GNWT - Department of Environment and Climate Change
spill-2026140 mai 1, 2026 Kitikmeot Goose Mine - Northwest corner of Mill Processing Building Goose Mine 10.00 Liters Breakage CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2026139 mai 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 mai 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 mai 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 mai 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

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