San Francisco Earthquake Flashcards

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1
Q

Date and Time

A

17/10/1989

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2
Q

What was the magnitude?

A

6.9 on the Richter Scale

Lasted 15 seconds

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3
Q

What was the location?

A

Loma Prieta, 10 miles north of Santa Cruz

San Andreas fault

North American and Pacific plates

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4
Q

What were the 6 primary effects?

A
A double decker freeway collapsed killing 45
Water and gas pipes broken
57 dead and 4,000 injured 
Power out.
Cracks in buildings
Bay Bridge collapsed
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5
Q

What were the 5 secondary effects?

A

$10 billion loss for economy
Fires due to broken gas pipes and no water to fight it with. Water sources contaminated.
12,000 homeless, 30,000 commuters disrupted
Grieving and mental stress

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6
Q

What were the immediate responses?

A

Emergency services tried to stop fires and rescue people. Search Dogs used
People moved hosepipes to sea for water to fight fires
Bottled water supplied.
Clear plans to follow.

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7
Q

What were the long term responses?

A

Bridges and Buildings made more earthquake proof.
3 weeks for Bay Bridge to re-open
More trains running 24/7 in underground tunnel and temporary ferry service.

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