A facility includes federal, state, municipal, and private facilities. Fishing vessel means a vessel that commercially engages in catching, taking, or harvesting of fish. Foreign vessel means a vessel of foreign registry or operated under the authority of a country except the United States. Mystery spills are spills in which the source in unknown. Generally the pollution investigator determined that the source was either from an unknown vessel or land source.
Passenger vessel means a vessel that carries passengers for hire.
Public vessel means a vessel that is owned or chartered and operated by the United States Government or a government of a foreign country and is not engaged in commercial service. Regulated facility is a facility that the Coast Guard inspects. Non regulated facility is a facility that the Coast Guard does not inspect. Tankship means a vessel constructed or adapted primarily to carry oil or hazardous material in bulk in the cargo spaces. The first chart shows the breakdown of the 1261 oil spills reported to the Coast Guard during the period of 1993-1996.