Appendix E Data on West Coast Lightering Operations and Incidents

TABLE E-1 Summary of Oil Spills, California, 1992 to 1997

 

Terminals

Vesselsa

Year

Incidents

Quantity (gallons)

Incidents

Quantity (gallons)

1992

18

1,777

18

1,256

1993

20

1,088

16

479

1994

16

507

17

679

1995

20

228

28

3,158

1996

12

339

12

286

1997

9

163

9

461

Totals

95

4,102

100

6,319

Attributable to: Pipelines

11

3,009

V/L Ops.

4,266

a 34 incidents occurred during bunkering and accounted for 1,783 gallons. The largest spills were 1,000 gallons during the bunkering of a warship and 1,974 gallons during the loading of a barge. Source: California State Lands Commission

TABLE E-2 Summary of Oil Spills, Washington State, 1992 to 1997

No spills on record during lighterings.

Recent spill data indicates that approximately:

  • 75 percent was from vessels
  • 18 percent was from shore facilities
  • 7 percent was from pipelines

Causes:

  • 56 percent organization/management deficiencies
  • 20 percent equipment failures
  • 24 percent human error

There are no indications or records of any spills as a result of lighterings

 

Source: Washington Department of Ecology



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OCR for page 111
--> Appendix E Data on West Coast Lightering Operations and Incidents TABLE E-1 Summary of Oil Spills, California, 1992 to 1997   Terminals Vesselsa Year Incidents Quantity (gallons) Incidents Quantity (gallons) 1992 18 1,777 18 1,256 1993 20 1,088 16 479 1994 16 507 17 679 1995 20 228 28 3,158 1996 12 339 12 286 1997 9 163 9 461 Totals 95 4,102 100 6,319 Attributable to: Pipelines 11 3,009 V/L Ops. 4,266 a 34 incidents occurred during bunkering and accounted for 1,783 gallons. The largest spills were 1,000 gallons during the bunkering of a warship and 1,974 gallons during the loading of a barge. Source: California State Lands Commission TABLE E-2 Summary of Oil Spills, Washington State, 1992 to 1997 No spills on record during lighterings. Recent spill data indicates that approximately: 75 percent was from vessels 18 percent was from shore facilities 7 percent was from pipelines Causes: 56 percent organization/management deficiencies 20 percent equipment failures 24 percent human error There are no indications or records of any spills as a result of lighterings   Source: Washington Department of Ecology

OCR for page 111
--> TABLE E-3 Chevron, Summary of Lightering, West Coast     Lightering Quantity of Oil Spills (gallons) Offshore San Clemente 1970–1979 250 75,000,000 Bbls. 0 Pacific Area Lightering 1996–1997 22 40,000,000 Bbls. 0 Inshore L.A. Harbor 1980 to date 70 17,000,000 Bbls. 0 San Francisco Bay 1992–1997 57 8,000,000 Bbls. 0 Totals   399 140,000,000 Bbls. 0   Source: Chevron Shipping Co. TABLE E-4 British Petroleum, Summary of Lightering, West Coast, 1987–1997   Lightering Quantity of Oil Spills (gallons) Long Beach Harbor 98 34,855,585 Bbls. 5 San Francisco Bay 14 1,420,004 Bbls. 0 Puget Sound 159 27,241,360 Bbls. 0 Totals 271 63,000,000 Bbls. 0 Note: One spill (not related to lightering) was caused by a fracture in the bottom hull plate of a barge. Source: British Petroleum TABLE E-5 Exxon, Summary of Lightering, West Coast, San Francisco Harbor, 1992–1997 Year Lightering Quantity of Oil Spills (gallons) 1991 187 40,765,767 Bbls. 0 1992 190 44,341,669 Bbls. 0 1993 187 42,298,141 Bbls. 0 1994 182 42,752,591 Bbls. 0 1995 189 44,825,615 Bbls. 0 1996 178 43,251,976 Bbls. 0 1997 103 23,269,520 Bbls. 0 Totals 1216 281,505,279 Bbls. 0   Source: Exxon

OCR for page 111
--> TABLE E-6 Summary of West Coast Lightering   Lightering Quantity of Oil Exxon 1,212 281,500,000 Bbls. British Petroleum 271 63,000,000 Bbls. Chevron 399 140,000,000 Bbls. Totals 1,882 484,500,000 Bbls. Note: Total of 5 gallons was spilled due to a hull crack in a barge. TABLE E-7 Chevron's Overall Lightering Experience, 1970 to 1997   Barrels Lightered Lighterings Spills (barrels) Pascagoula 1,700,000,000 4,550 10 Other U.S. Gulf 120,000,000 360   Pacific Area Lightering (1996–1997) 30,000,000 32   Other West Coast 100,000,000 380   Totals 1,950,000,000 5,322 10 Figure E-1 San Francisco Bay lightering, 1997.