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Working of tsunami warning system in Indian Ocean


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Working of tsunami warning system in Indian Ocean

  1. 1. Working of tsunami warning system in Indian Ocean s1180206 Sean Ito
  2. 2. Working of tsunami warning system in Indian Ocean● Tsunami in the Indian Ocean● How to get tsunami warnings
  3. 3. Tsunami in Indian Ocean The Pacific Tsunami warning center(PTWC) hasbeen warning coastal countries to dangerousness for more than 40 years.
  4. 4. Tsunami in Indian OceanVictims of a tsunami in the Indian Ocean in 2004 were amounts to 230,000.Because before 2004, there were no organization which sends warning massage.
  5. 5. How to get tsunami warningsWhen an earthquake happens in Indian Ocean,the Japan Meteorological Agency(JMA) sendssome information to Pacific Tsunami WarningCenter.The information that JMA sends are time of theearthquake, the earthquake center, magnitude ofthe earthquake, possibility of tsunami, andexpected time of arrival of the tsunami.
  6. 6. How to get tsunami warningsPTWC uses not only data of the earthquake butalso oceanics data. They checks tide indicators.Then expects the tsunami and sends warnings.
  7. 7. The area which are sent warnings
  8. 8. SummaryTsunami warning system in Indian Ocean uses some data in other countries. This system should be improved.