Additionally, due to bad weather in the winter months, there have been many marine accidents including the Nakhodka oil spill accident which polluted the coastline with a large amount of crude oil.
また、冬季の天候の悪化時に起きる海難事故では、ナホトカ号重油流出事故のように大量の重油で沿岸部を汚染する事件が多発している。