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Imagine if You Received this Call!

Imagine if You Received this Call!. Michael Weber Deputy Executive Director for Operations August 24, 2011. Fukushima Pre-Earthquake. Earthquake and Tsunami. NRC Priorities. Protect U.S. Citizens in the U.S. and abroad Assist the Government of Japan

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Imagine if You Received this Call!

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  1. Imagine if You Received this Call! Michael Weber Deputy Executive Director for Operations August 24, 2011

  2. Fukushima Pre-Earthquake

  3. Earthquake and Tsunami

  4. NRC Priorities • Protect U.S. Citizens in the U.S. and abroad • Assist the Government of Japan • Assist the Department of State and other government agencies

  5. Challenges in the Response • Emergency in Japan • Different roles and responsibilities • Infrastructure damage from earthquakes and tsunami • Uncertainties • Protracted response

  6. 50-Mile Evacuation Recommendation • Best assessment based on limited information • Four nuclear power plants faced extraordinary challenges – extra large potential source term • High levels of radiation detected • Response by operators impeded • Projected population doses could be large • NRC recommended to the Administration to evacuate US citizens out to 50 miles

  7. What do we know now?

  8. What do we now know?

  9. What do we now know?

  10. Conclusion • Continuing confidence in safety of US fleet • We are still learning about the event • We will not hesitate to make changes to our regulatory and oversight activities, as appropriate

  11. Unit 1 Sequence of Events

  12. Unit 2 Sequence of Events

  13. Unit 3 Sequence of Events

  14. Unit 4 Sequence of Events

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