| Date | Company | Accusation | City / Area / Country | Source | Tags | Media |
|---|---|---|---|---|---|---|
| 21/08/2011 | (Unocal) | San Francisco Judge orders oil companies to clean up fuel additive MTBE contamination caused by leaking storage tanks. | CA, United States | SFGATE | Pollution | |
| 12/03/2003 | (Unocal) | Companies ordered to clean up Santa Fe Springs superfund site from year-long dumping of metal wastes, PAHs and VOCs. Cleanup costs - $9.08 million. | CA, United States | US Environmental Protection Agency | Pollution | |
| 31/12/1989 - 01/01/1973 | (Unocal) | 49 private and public entities sent millions of pounds of hazardous waste in Casmalia disposal facility causing 'longstanding environmental problems'. Cleanup costs - over $100 million. | Santa Maria, CA, United States | US Environmental Protection Agency | Pollution |
Unocal
