0.5 milllion bpd shut down, can reach 1 millioin https://www.bnn.ca/News/2016/5/5/How-the-wildfire-is-forcing-the-heart-of-Canadas-oil-sands-to-cut-back-production.aspx
"Shell, Suncor, Husky and Connacher have collectively cut more than 500,000 barrels per day of production and Inter Pipeline – a critical supplier of a much needed additive known as diluent for most oil sands production – has been forced to curtail supplies to the region. Analysts say up to 1 million barrels of daily production, or roughly 40 per cent of total oil sands output, is potentially at risk of disruption"