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
2011 Little Buffalo oil spill dangerous chemicals. According to Alberta Environment spokesman Trevor Gemmell, the spill was contained in stands of stagnant water and was 300 metres from any flowing water. Within two weeks, the company had cleaned up about 33 per cent of the oil, the oil pooled on top of the open water. However, it was estimated that it would take six months to recover most of the oil, including that which had soaked into the vegetation. Everyone involved admitted that restoring it fully was out of the question. The ERCB is the agency responsible for determining the cause of the leak. According