MAGNITUDE 7.9 EARTHQUAKE STRIKES CHINAS SICHUAN PROVINCE

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MAGNITUDE 7.9 EARTHQUAKE STRIKES CHINAS SICHUAN
PROVINCE

• 230 PM LOCAL TIME
• MAY 12, 2008

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WHAT HAPPENED?

• The deadliest earthquake in China since the 1976
  Tangshan earthquake.
• 80 percent of the buildings in Beichuan County of
  Sichuan Province collapsed.

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MORBIDITY AND MORTALITY

• More than 10,000 injuries.
• Current estimate of dead at 12,000, but that
  number is expected to rise.

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PHYSICAL CHARACTERISTICS OF THE EARTHQUAKE

• Epicenter was located 100 km (60 miles) from
  Chengdu, the provincial capital, which is on edge
  of the Tibetan foothills and home to about 10
  million people.
• This earthquake occurred on a well known fault
  zone, which has generated destructive earthquakes
  in the past (e.g., on 25 August 1933).

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COMPARISON WITH 1976 TANGSHAN EARTHQUAKE

• This earthquake was more than 2 x larger than the
  July 28,1976 Tangshan earthquake, which caused at
  least 240,000 deaths.
• But, the epicenter of the 1976 quake was directly
  under Tangshan.

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WHAT HAPPENED IN CHANGDU?

• Eyewitness account Traffic jams, no running
  water, power outages, everyone sitting in the
  streets, patients evacuated from hospitals, and
  cell phones inoperable.

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CHANGDU, 100 KM FROM EPICENTER
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CHANGDU DEBRIS
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CHANGDU RUPTURED WATER PIPE
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CHANDU PREMIER WEN JIABAO PLANS RELIEF MAY 12
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EMERGENCY RESOURCES

• More than 20,000 military personnel ordered to
  assist in high-damage areas.
• Estimates of dead at end of first day was 10,000,
  but that number is expected to rise.

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CHANGDU STUDENTS FEAR AFTERSHOCKS MAY 12
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SOCIETAL IMPACTS OF THE EARTHQUAKE

• Many buildings collapsed in the epicentral
  region.
• Collapses included 9 schools, one hospital, and
  one chemical plant.
• 900 students were trapped in the rubble of a
  collapsed 3-story middle school.

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SOCIETAL IMPACTS OF THE EARTHQUAKE

• Some roads were impassable because of landslides.
  
• Hundreds were trapped in a collapsed chemical
  plant.
• The collapse caused a spill of 80 tons of liquid
  ammonia.

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DUJIANGYAN COLLAPSED BUILDING
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COLLAPSED HOME DUJIANGYAN
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IMMEDIATE SEARCH AND RESCUE EFFORTS
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VICTIM OF SCHOOL COLLAPSE RECEIVING MEDICAL
ATTENTION
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DONATING BLOOD
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INJURED MAN RUSHED TO HOSPITAL
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BUT HOSPITAL IN FUYANG WAS EVACUATING PATIENTS
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GROUND SHAKING FELT OVER LONG DISTANCES

• The ground shaking excited tall buildings in
  Beijing, 1550 km away and caused them to sway for
  several minutes.
• Tall buildings in Bangkok, Thailand and Hanoi,
  Vietnam were also excited into motion.
• Some fled others were evacuated..

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EARTHQUAKE SHAKES BUILDINGS IN BEIJING 1550 KM
FROM EPICENTER
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BEIJING 1550 KM FROM EPICENTER
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EVACUATION IN BANGKOK, THAILAND
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NO DAMAGE TO THREE GORGES DAM1,000 KM AWAY