Alberta regulator fines Imperial Oil over Kearl tailings pond leaks

Edmonton·New

The Alberta Energy Regulator says it’s imposing a $50,000 penalty on Imperial Oil amid its investigation into potential contraventions at the company’s Kearl oilsands site.

AER also issued conditions for Imperial Oil to follow

Wide view of the Kearl oil sands site in northern alberta.
The Alberta Energy Regulator is investigating two releases of industrial wastewater from the Kearl oilsands site, shown here, northeast of Fort McKay, Alta. (Samuel Martin/CBC)

The Alberta Energy Regulator says it’s imposing a $50,000 penalty on Imperial Oil amid its ongoing investigation into potential contraventions at the company’s Kearl oilsands site in northern Alberta.

The regulator is investigating two releases of industrial wastewater from the Kearl site northeast of Fort McKay, Alta., one reported in 2022 and the other in early 2023.

On Thursday, the regulator said its investigation found that industrial wastewater bypassed a seepage interception system and resulted in an off-lease release.

The regulator says it’s also requiring Imperial to develop and implement a plan to mitigate damage from the release and submit a proposal for an industrial wastewater release research project.

It says to date no impacts on fish, amphibians or other wildlife have been reported to the regulator.

In February 2023, the regulator issued a protection order after the second release of tailings from a catchment pond.

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