Deadly tsunamis cut path of devastation across Pacific

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Solomon Islands Magnitude 8.0 Earthquake Generates Small But Deadly Tsunami In South Pacific February 6, 2013 . Presentation courtesy of Dr. Walter Hays, Global Alliance for Disaster Reduction

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Deadly tsunamis cut path of devastation across Pacific

  1. 1. ANATOMY OF A TSUNAMI
  2. 2. SOLOMON ISLANDS EARTHQUAKEGENERATES SMALL BUT DEADLY TSUNAMI IN SOUTH PACIFIC FEBRUARY 6, 2013 M8.0
  3. 3. LOCATION OF EARTHQUAKE: February 6, 2013
  4. 4. SEISMICITY NEAR EPICENTER OF EARTHQUAKE
  5. 5. THE TSUNAMI: SMALL, BUT DEADLY A powerful earthquake off the Solomon Islands generated a tsunami up to 1.5 metres (5ft) high that damaged dozens of homes and left several people missing, or presumed dead near the town of Lata in the Santa Cruz Islands.
  6. 6. THE TSUNAMI WARNING WAS CANCELLED FOR DISTANT LOCATIONS.
  7. 7. PAST SOITH PACIFIC TSUNAMI
  8. 8. TSUNAMI STRIKES AMERICAN SAMOAA M8.3 EARTHQUAKE IN THE PACIFIC GENERATES 9 M TSUNAMI WAVE RUNUPSeptember 29, 2009
  9. 9. LOCATION
  10. 10. AMERICAN SAMOA’S ROSEISLAND: A PART OF ROSE ATOLL
  11. 11. ANATOMY OF A TSUNAMI
  12. 12. THE EARTHQUAKE• The earthquake struck 125 miles south of Apia, Samoa and about 139 miles southwest of Pago Pago on American Samoa.• The tremor, which struck at 6.48 a.m. local time, had a shallow depth of about 11.2 miles, making it more destructive.
  13. 13. PACIFIC TSUNAMIWARNING CENTER
  14. 14. PACIFIC TSUNAMIWARNING CENTER
  15. 15. PACIFIC TSUNAMI WARNING CENTER• A warning was issued immediately for American Samoa, Samoa, Niue, Wallis- Futuna, Tokelau, Cook Islands, Tonga, Tuvalu, Kiribati, Kermadec Islands, Fiji, Howland-Baker, Jarvis Island, New Zealand, French Polynesia, Palmyra Island, Vanuatu, Nauru, Marshall Island, the Solomon Islands, Johnston Island, New Caledonia, Kosrae, Papua New Guinea, Pohnpei, and Wake Island
  16. 16. IMPACTS: FAGATOGO;VERTICAL EVACUATION
  17. 17. IMPACTS ON AMERICAN SAMOA• Samoa and American Samoa (population of 180,000), both located about 130 miles from the earthquake epicenter, experienced the worst effects.• Some villages on American Samoa were destroyed by tsunami wave runup.• Early estimates of at least 200 deaths.
  18. 18. AMERICAN SAMOA• In the harbor of Pago Pago, on American Samoa, one tsunami wave reached a height of at least 13.1 foot (4 meter), according to the Pacific Tsunami Warning Center.• Some witnesses described one of the tsunamis to be as high as 30 feet (9.1 meter).•
  19. 19. IMPACTS: PAGO PAGO
  20. 20. IMPACTS: PAGO PAGO
  21. 21. IMPACTS: PAGO PAGO
  22. 22. IMPACTS: FAGATOGO
  23. 23. IMPACTS: FAGATOGO
  24. 24. IMPACTS: SIUMU
  25. 25. IMPACTS: LEONE
  26. 26. ASSISTANCE• Australia immediately offered assistance.• The US Coast Guard developed a comprehensive response to meet emerging needs.

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