16 July 07 M w 6.6 Niigata ken Chuetsu Oki Earthquake 平成 19 年 (2007 年 ) 新潟県中越沖地震

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Thomasine George
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1 16 July 07 M w 6.6 Niigata ken Chuetsu Oki Earthquake 平成 19 年 (2007 年 ) 新潟県中越沖地震 Charles Scawthorn, S.E. Professor of Lifeline Engineering Head, Earthquake Disaster Prevention Laboratory Department of Urban Management Kyoto University 1 Basic Data (USGS) Magnitude Date-Time Location Depth Region Distances Location Uncertainty Parameters Source Event ID 6.6 Monday, July 16, 2007 at 01:13:22 (UTC) = Coordinated Universal Time Monday, July 16, 2007 at 10:13:22 AM = local time at epicenter Time of Earthquake in other Time Zones N, E 10 km (6.2 miles) set by location program NEAR THE WEST COAST OF HONSHU, JAPAN 70 km (45 miles) WSW of Niigata, Honshu, Japan 105 km (65 miles) N of Nagano, Honshu, Japan 145 km (90 miles) NNW of Maebashi, Honshu, Japan 245 km (150 miles) NNW of TOKYO, Japan horizontal +/- 5.5 km (3.4 miles); depth fixed by location program Nst=285, Nph=285, Dmin=935.6 km, Rmss=1.11 sec, Gp= 25, M-type=moment magnitude (Mw), Version=9 USGS NEIC (WDCS-D) us2007ewac 2 1

2 Overview of Damage 11 people killed > 1,000 injured 875 houses damaged roads and bridges damaged and landslides occurred in Nagano, Niigata and Toyama Prefectures. Two-car train derailed, JR Echigo Line at Kashiwazaki. A minor tsunami was observed on Sadoga-shima. 3 Economic Impacts 4 2

3 Credit: USGS 5 6 3

4 7 Credit: NEID Credit: USGS NEID 8 4

5 Credit: USGS 9 7/2007 M6.8 h=300+km 3/2007 M M7.5 7/2007 M M

6 11 Credit: K-NET 12 6

7 Kashiwazaki 15 km 812.7gal Ojiya 27 km 526.5gal Credit: K-NET 13 Shinano 84 km 233gal Iiyama 75 km 175gal 14 7

8 15 Credit: NEID 16 8

9 Kashiwazaki Kariwa Credit: K-NET 17 Kashiwazaki I JMA 6 Credit: Goto, DPRI, Kyoto University Credit: K-NET 18 9

10 Kariwa I JMA 6 Credit: Goto, DPRI, Kyoto University 19 Credit: news accounts 20 10

12 earthquake/ 24 12

15 29 Kashiwazaki NPP Source: 30 15

Kashiwazaki NPP http://mdn.mainichi-msn.co.

17 Kashiwazaki NPP 33 Kashiwazaki NPP Largest NPP and 4 th largest electric power generating station in world Source: Wikipedia 34 17

18 Kashiwazaki NPP records (courtesy of P. Sollogoub, CEA) Unit N-S (gals) E-W (gals) U-D (gals)

19 &sid=agBErYolDFhM&refer=home

20 Kashiwazaki NPP (cont) The reactor had to be shut down An electric transformer caught fire at Unit 3. but was extinguished by noon. Units 2, 3, 4, and 7 all SCRAMed, Units 1, 5, and 6 shut down for the purpose of inspection. Power failures were reported in over 21,700 houses. There are reports that water containing radioactive material may have been leaked as a result of the quake 39 Tsunehisa Katsumata, second from right, the president of Tokyo Electric Power, bowed in apology to Hiroshi Aida, left, the mayor of Kashiwazaki, for errors in reporting quake damage at a nuclear plant (source: Asahi Shimbun) 40 20

Economic Impacts Source: News accounts Damage at auto parts maker Riken Corp.'s plant at Kashiwazaki city, forced: Toyota: 12 factories will stop Thursday afternoon and all day Friday,.

21 Economic Impacts Source: News accounts Damage at auto parts maker Riken Corp.'s plant at Kashiwazaki city, forced: Toyota: 12 factories will stop Thursday afternoon and all day Friday,. Nissan: two factories for at least two days Fuji Heavy: five mini car models production stopped indefinitely Mitsubishi: assembly at three plants later in the week for several days Tokyo Stock Exchange: Fuji Heavy 1.82 % Honda shares 0.66 % Toyota 1.32 % Nissan Motor Co % Tokyo Electric Power 5 % Fuji Xerox Co. halted a printer plant damaged in the quake

Research Laboratory for Lifeline Engineering / Earthquake Disaster Prevention http://www.yomiuri.co.

22 Research Laboratory for Lifeline Engineering / Earthquake Disaster Prevention Systems / TDY03004.htm 43 Comparison of 3 events

23 4.27g 1.71g 1.34g S 2π = T a S v

24 Concluding Remarks Relatively little damage given the event, and as compared with 2004 earthquake Largest impact is on the Kashiwazaki NPP Major implications for NPPs worldwide Major impact on TEPCO operations / profits Impacts Japan electric supply this summer Brief shutdown of Japan auto industry, but recoverable Emphasizes economic impacts of even moderate sized events in advanced economies Reinforces need for mitigation of foreseeable natural hazards, and integrated risk management (eg, BCP, risk transfer) 47 Stay Tuned Thanks 48 24

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