Aristotle Onassis of his fleet, while having trouble managing their own fleets, which operated under US flags and thus at high cost. The high profitability of the Onassis fleet has been attributed in large part to his disregard for standards that normally govern international shipping. For example, after his Liberian registered tanker SS Arrow ran aground and spilled oil into Chedabucto Bay in 1970, still the most significant oil spill off Canada’s East Coast (about 25% of the amount spilled by the Exxon Valdez in Alaska in 1989), there was a Commission of Inquiry. Led by Dr Patrick McTaggart-Cowan, executive director of
Exxon Valdez or 257,000 to 750,000 barrels. In 1989, the "Exxon Valdez" oil spill was listed as the 54th largest spill in history. The tanker was 301 meters long, 51 meters wide, 26 meters depth (987 ft x 166 ft x 88 ft), with a deadweight of 214,861 long tons and a full-load displacement of 240,291 long tons. The ship was able to transport up to 235,000 m³ (1.48 million barrels) at a sustained speed of 16.25 knots, powered by a (31,650 shp) diesel engine. Her hull design was of the single-hull type, constructed by National Steel and Shipbuilding Company in San