OIL SANDS: Little information flowing about ongoing leaks in Alberta Gayathri Vaidyanathan, E&E reporter Published: Friday, July 26, 2013 Alberta regulators do not know when bitumen leaks that began months ago at an oil sands facility will stop. Please subscribe to EnergyWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.