Imperial Oil fined $120K for wastewater spill at oilsands site north of Fort McMurray

https://i.cbc.ca/ais/1.6789178,1679611308000/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C0%2C1919%2C1079%29%3BResize%3D%28620%29" title="A drainage pond next to a site where crews work to contain a spill of industrial wastewater at the Kearl oil sands site owned by Imperial Oil." width="620" />

Court documents say the spill occurred because sensors designed to detect an increase in liquids at a storage pond did not account for sediment that had accumulated in recent years.