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1969 Santa Barbara Oil Spill Overview

Apr 17, 2025

Ecological Disaster and New Ethos: The 1969 Santa Barbara Oil Spill

Incident Overview

  • Date & Location:

    • Occurred on January 28, 1969.
    • Took place 5.8 miles off the coast of Summerland, Santa Barbara County, California.
  • Cause:

    • Workers on Union Oil’s drilling Platform A caused the largest oil spill in California history.
    • Federal government allowed use of inadequate protective casing.
    • Pressure from drilling caused the casing to rupture, leading to mud and crude oil being expelled.
    • Capping efforts drove pressure underground, cracking the ocean floor and causing oil leakage.
  • Immediate Impact:

    • On January 29, a Coast Guard helicopter observed 75 square miles covered by oil.
    • The spill rapidly expanded to cover hundreds of square miles.

Consequences

  • Environmental Impact:

    • Over 11 days, more than 3.3 million gallons of oil leaked.
    • Slick impacted Santa Barbara Channel waters, beaches were coated with sludge.
    • Death of approximately 3,600 birds, numerous fish, seals, and dolphins.
  • Human Response:

    • Union Oil and thousands of volunteers worked on leak containment and cleanup.
    • Techniques included using straw to absorb oil, skimmer ships, and tarred bird rescue stations.

Aftermath

  • Economic Impact:

    • Commercial fishing was halted until April 1970.
    • Beaches remained closed until June 1.
    • Cleanup costs exceeded $4.5 million (1969 dollars).
    • Union Oil paid $9.5 million in damages.
  • Public and Political Reaction:

    • Union Oil faced criticism for its response.
    • President Nixon and Secretary of the Interior Walter Hickel acknowledged federal responsibility.
    • Nixon commissioned a panel to address and prevent future oil spills.

Long-term Impact

  • Environmental Movement:
    • The spill, along with the Cuyahoga River fire, galvanized the environmental movement.
    • Led to the creation of Earth Day (May 1970).
    • Development of the Environmental Protection Agency (EPA).
    • Passage of legislation like the California Environmental Quality Act and the federal Environmental Protection Act.
    • Establishment of the California Coastal Commission in 1972.