Tailings Pond

• Alberta to explore injecting oilsands tailings underground

  The idea is one of five being put forward by an Alberta government-appointed committee tasked with studying potential tailings management options.

  Environment

  Jun 12, 2025
  
• CNRL fined for not stopping birds from nesting on tailings pond island

  A major oilsands producer has been fined for not stopping birds from nesting on an island in one of its tailings ponds.

  Canada

  Jul 15, 2024
  
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• Imperial’s Kearl oil sands tailings leak will face formal federal investigation

  Tailings, a toxic mining by-product containing water, silt, residual bitumen and metals, have been seeping from Imperial's northern Alberta site since last May.

  Environment

  May 4, 2023
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• Imperial CEO hears impact of Kearl oilsands leaks, apologizes for silence: ‘We have broken this trust’

  Imperial Oil Ltd. says its cleanup efforts following recent high-profile wastewater releases from its Kearl oilsands site will be complete next month.

  Environment

  Apr 20, 2023
• Alberta regulator confirms potential oilsands toxins in small fish-bearing waterbody

  Alberta's energy regulator has confirmed hazardous chemicals are present in a small waterbody after releases of tailings-contaminated wastewater from Imperial Oil's Kearl oilsands.

  Canada

  Apr 5, 2023
• Privacy commissioner investigating Alberta Energy Regulator over Kearl oilsands site leak

  Area First Nations and the Northwest Territories government have said they should have been kept in the loop on the spills from Imperial's Kearl mine tailings ponds.

  Environment

  Mar 22, 2023
• Kearl oilsands leak exposes gaps in how Alberta and Canada oversee industry: experts

  Recent leaks of toxic tailings from northern Alberta oilsands mines have revealed serious flaws in how Canada and Alberta look after the environment, observers say.

  Canada

  Mar 13, 2023
• Alberta band chief angry over silence from Imperial Oil after Kearl oilsands tailings spill

  A northern Alberta band chief says he's angry over not being notified for nine months after two separate releases from an oilsands tailings pond.

  Environment

  Mar 2, 2023
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• Regulator gives Imperial weeks to plan fix for months old oilsands tailings leak

  Alberta's energy regulator has given Imperial Oil until the end of the month to figure out a way to fix ongoing seepage at tailings ponds at its Kearl oilsands mine.

  Canada

  Feb 8, 2023
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• Worker missing after dozer breaks through ice at Suncor Base Plant in northern Alberta

  At around 3 p.m. Wednesday, Suncor responded to the incident at its Base Camp, which is located north of Fort McMurray.

  Canada

  Jan 14, 2021