The Alberta government waited a month before calling an emergency response to one of the biggest releases of oilsands tailings in the province's history, a leaked document shows. The document, obtained by The Canadian Press, shows the province didn't initiate an emergency response until after First Nations chiefs in the area went public about how they were informed of the releases from Imperial Oil's Kearl mine, about 70 kilometres north of Fort McMurray, Alta.

The federal government is providing bottled water and mental health services to First Nations struggling to deal with a spill from a tar sands tailings pond that went unreported for months in northern Alberta. “They’re devastated and their communities are devastated,” Indigenous Services Canada Minister Patty Hajdu said at a press conference in Ottawa on Monday. “They’re afraid that the water is contaminated.