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Washington State Tsunami Warning Procedures

Washington State Tsunami Warning Procedures

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Washington State Tsunami Warning Procedures

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  1. Washington StateTsunami Warning Procedures Page 1

  2. Outline • Tsunami Warning Process • State Tsunami Warning Message • California Integrated Seismic Network • All Hazard Alert Broadcasting Radio Page 2

  3. Page 3

  4. What will the Tsunami Warning Message Say? • "THIS IS NOT A TEST.  A TSUNAMI WARNING HAS BEEN ISSUED FOR THE COASTAL AREAS OF WASHINGTON.  A TSUNAMI CAN CAUSE DANGEROUS FLOODING.  IF YOU ARE IN A LOW COASTAL AREA YOU ARE AT RISK AND MUST MOVE TO HIGHER GROUND OR INLAND NOW.  DO NOT RETURN UNTIL DIRECTED TO DO SO.  CLOSELY MONITOR LOCAL RADIO STATIONS FOR ADDITIONAL INFORMATION.  THIS IS NOT A TEST.  A TSUNAMI WARNING HAS BEEN ISSUED FOR THE COASTAL AREAS OF WASHINGTON.  MOVE TO HIGHER GROUND OR INLAND NOW." Page 4

  5. California Integrated Seismic Network • Provides real-time graphic of earthquake location, magnitude, and ShakeMap • Provides Tsunami Bulletins (if applicable) Rapid Response Leads to Faster Recovery Page 5

  6. All Hazard Alert Broadcasting (AHAB) Radio • Public/Private Partnership • High trafficked areas • Areas with no electrical power • Modulator siren – 360 degree • An intense blue light activated to further indicate that the area is under a hazardous situation • Can be activated by: • National authorities • State/local emergency management • Other communication protocols Page 6

  7. Page 7

  8. Page 8

  9. The bottom line…getting the warning to our citizens Identify Earthquake Tsunami Data The “Last Mile” Page 9

  10. Washington State Tsunami Warning Procedures Take home points • Tsunami Warning Process • A unified response to tsunami warning • Upon receipt of tsunami warning message, state sends out state message – all jurisdictions and tribe agreed to evacuate • State activates All Hazard Alert Broadcasting (AHAB) Radio for tsunami warning • State Tsunami Warning Message • Short and tells citizens to head to high ground now • Public Education is key to correct response • California Integrated Seismic Network • Real-time information on earthquake location and magnitude • Provides a map showing ground shaking intensity and tsunami messages Page 10

  11. Washington State Tsunami Warning Procedures Take home points • All-Hazard Alert Broadcasting (AHAB) Radio • Tone/Voice outdoor system • All hazard application • Activated at state level via satellite control • Can be activated locally or by response vehicle • Can be used with other equipment to monitor event Page 11

  12. Washington State Tsunami Warning Procedures References • Bernard, E.N., 2005. The U.S. National Tsunami Hazard Mitigation Program: A Successful State-Federal Partnership, Natural Hazards 35 (1), 5-24. • Crawford, G.L. (2006), “On Shore Tsunami Communications – Getting the Tsunami Warning to the People on the Beach, Paper No. 1341”, in Proceedings of the 8th U.S. National Conference on Earthquake Engineering, April 18-22, 2006, San Francisco, California • Washington Emergency Management Division (2006): Broadcasters Tsunami Emergency Guidebook, Washington Military Department, 24pp. Page 12