It appears that four accidents have occurred. The most recent one, the Plains Midstream pipeline accident occurred on May 5, 2011. I had to include a number of lists of oil spills as lists are unfortunately either not kept up to date or don't go back far enough.
Answer:
Canada has rules on the reporting of oil spills. These are reported both to the government and to the public through the publications Canadian Petroleum Products Institute (CPPI) and the Canadian Association of Petroleum Producers (CAPP) as well as in the federal National Pollutant Release Inventory (NPRI). This data indicates several hundred oil spills occur every year. The majority are minor spills of less than 10 litres and majority which are contained in designed treatment systems without impacting the environment. .
Many oil spills have happened in Canada. Some documented ones include:1988 November 10: Odyssey, off of Nova Scotia2000 August 1: Pine River, Chetwynd, BC
About 125 known major oil spills.
There have been at least 13 news worthy industrial oil spills in 2010, and many minor spills. See related questions:
Many things, including wars, ship wrecks, and wells exploding are some of the few causes of oil spills.
It can definitely contribute to oil spills.
BP has had 2 major oil spills: The BP Alaskan oil spill of 2006, and the 2010 Gulf of Mexico Oil spill of 2010.
Oil is wasted by many activities,by oil spills on sea,on sometimes burning.
E. H. Owens has written: 'Prince Edward Island' -- subject(s): Oil pollution of the sea, Oil spills 'The Canadian Great Lakes' -- subject(s): Oil spills, Oil pollution of rivers, harbors 'Coastal environments, oil spills, and clean-up programs in the Bay of Fundy' -- subject(s): Control, Oil pollution of the sea, Oil spills 'Field guide to the documentation and description of oiled shorelines' -- subject(s): Environmental aspects, Environmental aspects of Oil spills, Handbooks, manuals, Handbooks, manuals, etc, Oil pollution of soils, Oil spills, Shorelines, Terminology 'Canadian inland waters' -- subject(s): Environmental aspects, Environmental aspects of Oil spills, Environmental effects, Oil pollution of rivers, harbors, Oil spills 'Canadian coastal environments, shoreline processes, and oil spill cleanup' -- subject(s): Coastal zone management, Environmental aspects, Environmental aspects of Oil spills, Oil pollution of the sea, Oil spills 'Coastal environments of Canada' -- subject(s): Environmental aspects, Environmental aspects of Oil spills, Oil pollution of rivers, harbors, Oil pollution of the sea, Oil spills
By seeing a lot of oil spills
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some examples of an oil spill is boats and many more