TABLE 15-6 Total Reported Oil Spills by Source: 1991-2001

TABLE 15-6 Total Reported Oil Spills by Source: 1991-2001

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Mode or source Percentage of total All oil spills (gallons)
Maritime tank vessels 37.4 7,245,027
Maritime nontank and other vessels 18.5 3,584,388
Maritime facilities 21.8 4,210,114
Pipeline 10.4 2,003,526
Highway, rail, and other transportation 1.5 285,191
Nontransportation structures and facilities 3.7 723,172
Unknown and other 6.7 1,299,139
Total 100.0 19,350,557

NOTE: Percentages may not add to 100 because of independent rounding.

SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, calculations using data in table 15-5.