Unocal Corporation controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
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2005
Doe v. Unocal human-rights settlement
Burmese villagers sued Unocal over alleged forced labor, rape, torture, and killings linked to the Yadana gas project. The case ended in a settlement that provided compensation to plaintiffs.
1997
Controversy over Taliban engagement
Unocal's negotiations with the Taliban and its presence in Afghanistan during the CentGas pipeline effort generated criticism concerning the company's dealings with the Taliban and allegations about broader political and security relationships. The cited material does not establish that Unocal directly financed or armed the Taliban.
1996
Avila Beach petroleum contamination
Leaks from oil pipelines beneath Avila Beach persisted for decades and contaminated local soil. Cleanup required extensive excavation and remediation after the contamination was identified.
1994
Guadalupe-Nipomo Dunes diluent leaks
Leaks of petroleum diluent from pipelines affected the Guadalupe-Nipomo Dunes and nearby waters over several decades. The contamination was described as California's largest oil spill by volume, and restoration work continued after the mid-1990s.
1969
Santa Barbara Channel oil spill
A blowout at Union Oil's offshore Platform A released an estimated 80,000 to 100,000 barrels of oil into the Santa Barbara Channel. The disaster generated widespread criticism and helped accelerate environmental regulation and opposition to offshore drilling.