Spills

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Spill Occurance Date Spill Region Location Location Description Product Spilled Quantitysort ascending Measurement Spill Cause Lead Agency
spill-1982019 March 11, 1982 South Slave Hay River Sewage Lagoon North Dyke Wastewater (sewage, mine tailings) 454600.00 Liters Dyke Failure GNWT - Department of Environment and Natural Resources
spill-1989001 January 11, 1989 North Slave Giant 500 - 700 Feet From Mill Wastewater (sewage, mine tailings) 454000.00 Liters Fitting Leak CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2023102 February 7, 2023 North Slave Diavik, Mine, Oil Field, etc Daivik Diamond Mine North Inlet Containment Facility Other 450000.00 Cubic Meters Breakage GNWT - Department of Lands
spill-1992229 October 23, 1992 North Slave Giant Tailings Line Adjacent to Mill Wastewater (sewage, mine tailings) 450000.00 Liters Pipe Leaks CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2009479 October 19, 2009 North Slave Snap Lake Starter Cell Wastewater (sewage, mine tailings) 438150.00 Liters Pipe Leaks CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-2017166 May 16, 2017 North Slave Snap Lake De Beers Canada Snap Lake Mine, 63 36 8N 110 15 5W Wastewater (sewage, mine tailings) 400000.00 Liters Other
spill-1997244 October 22, 1997 North Slave Colomac Near Sewage Lagoon, Duck Lake Wastewater (sewage, mine tailings) 400000.00 Liters Pipe Leaks CIRNAC - Crown-Indigenous Relations and Northern Affairs Canada
spill-1997078 May 5, 1997 Sahtu Imperial Oil Transfer Line from CPF to Tank 401 Petroleum - crude oil 397000.00 Liters Pipe Leaks CER - Canada Energy Regulator
spill-1985093 September 18, 1985 Beaufort Delta Esso Rig #7 69:42N 136:27W Petroleum - fuel oil (jet A, diesel, turbo A, heat) 387700.00 Liters Other CER - Canada Energy Regulator
spill-1978044 December 27, 1978 Keewatin Repulse Bay Tank Farm Petroleum - fuel oil (jet A, diesel, turbo A, heat) 386410.00 Liters Fitting Leak

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