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Tsunamis

Tsunamis. CERT Basic Training Hazards. A Tsunami Is…. An ocean wave produced by underwater earthquakes or landslides. Tsunami Risks. Flooding Contamination of drinking water Fires from ruptured tanks or gas lines Loss of vital community infrastructure

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Tsunamis

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  1. Tsunamis CERT Basic Training Hazards

  2. A Tsunami Is… • An ocean wave produced by underwater earthquakes or landslides CERT Basic Training Unit 1: Tsunamis

  3. Tsunami Risks • Flooding • Contamination of drinking water • Fires from ruptured tanks or gas lines • Loss of vital community infrastructure • Complete devastation of coastal areas • Death CERT Basic Training Unit 1: Tsunamis

  4. Tsunami Facts • 24 tsunamis have caused damage in U.S. and territories during past 224 years • Wave height ranges: inches to 100+ feet • Tsunamis can travel upstream in coastal estuaries and rivers • Damaging waves as high as 60 feet extending inland from immediate coast • First wave of tsunami is usually not largest CERT Basic Training Unit 1: Tsunamis

  5. Tsunami Preparedness • Know risk and “coastal clues” • Plan and practice evacuation routes • Discuss tsunamis with your family • Talk to your insurance agent • Use NOAA Weather Radio CERT Basic Training Unit 1: Tsunamis

  6. Protecting Property • Avoid living within several hundred feet of coastline • Elevate coastal homes • Consult with professional CERT Basic Training Unit 1: Tsunamis

  7. Tsunami Preparedness • If strong, coastal earthquake occurs: • Drop, cover, and hold • When shaking stops, evacuate quickly to higher ground away from coast, up to two miles inland • Gather your family • Leave everything else behind • Avoid downed power lines, buildings, and bridges CERT Basic Training Unit 1: Tsunamis

  8. If a Warning is Issued • If in tsunami risk area, evacuate immediately • Follow instructions issued by local authorities • Get to higher ground as far inland as possible • Listen to NOAA Weather Radio or Coast Guard emergency frequency station • Return home only after local officials tell you that it is safe • If already out on ocean, be sure to get as far from coast as possible CERT Basic Training Unit 1: Tsunamis 7

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