Exxon Valdez oil spill a number of recommendations, such as changes to the work patterns of Exxon crew in order to address the causes of the accident. In response to the spill, the United States Congress passed the Oil Pollution Act of 1990 (OPA). The legislation included a clause that prohibits any vessel that, after March 22, 1989, has caused an oil spill of more than in any marine area, from operating in Prince William Sound. In April 1998, the company argued in a legal action against the Federal government that the ship should be allowed back into Alaskan waters. Exxon claimed OPA was
History of the oil tanker the English Channel. "Seawise Giant" was renamed "Happy Giant" in 1989, "Jahre Viking" in 1991. From 1979 to 2004 she was owned by Loki Stream, at which point she was bought by First Olsen Tankers, renamed "Knock Nevis" and converted into a permanently moored storage tanker. The Batillus class supertankers are the biggest ships ever constructed by gross tonnage. Although the tanker fleet increased around 12 percent annually around 1970, a shortage on tonnage remained. In 1973 this resulted in an enormous increase in new building orders, especially from oil majors that wanted to gain on the quicker deciding independents,