M 4.6 in Japan on 09 Nov 2012 22:35 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 4.6M
Depth: 100.4 Km
Lat/Lon: 38.8141 , 141.461
Event Date: 09 Nov 2012 22:35 UTC
10 Nov 2012 07:35 Local
Exposed Population:
3160000 people within 100km
Source: NEIC usc000dq8d
Inserted at: 09 Nov 2012 23:00 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000dq8d Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
120765 0.5 09 Nov 2012 22:35 4.6M, 100.4km N/A 3.2 million (in 100km) 00:24 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Japan , Region of Tohoku (population 9,984,608) . The nearest places are Tsuya, Shimo-Tsuyakawa, Inohana, Tsukuya, Magome, Motoyoshi, Shimozaike, Koizumi, Hiraiso, Horowa, and Sendai.

Radius Population
100 km 3 million people
75 km 1.6 million people
50 km 780000 people
20 km 120000 people
10 km 16000 people
5 km 3600 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Tohoku Japan 10 million people

Affected populated places

Name Region Province Country City class Population Distance
Tsuya Miyagi Japan Village - 0 km
Shimo-Tsuyakawa Iwate Japan Village - 2 km
Inohana Miyagi Japan Village - 4 km
Tsukuya Iwate Japan Village - 5 km
Magome Miyagi Japan Village - 5 km
Motoyoshi Miyagi Japan Village - 5 km
Shimozaike Iwate Japan Village - 6 km
Koizumi Miyagi Japan Village - 7 km
Hiraiso Miyagi Japan Village - 8 km
Horowa Iwate Japan Village - 8 km
Kesaiso Miyagi Japan Village - 8 km
Otsunagi Miyagi Japan Village - 9 km
Haraigawa Miyagi Japan Village - 9 km
Kami-tsuyakawa Iwate Japan Village - 9 km
Oya Miyagi Japan Village - 10 km
Fujisawa Iwate Japan Village - 10 km
Akuao Miyagi Japan Village - 11 km
Minato Miyagi Japan Village - 11 km
Oenokawara Miyagi Japan Village - 12 km
Karukome Miyagi Japan Village - 12 km
Isatomae Miyagi Japan Village - 12 km
Nakase Miyagi Japan Village - 13 km
Sunakota Iwate Japan Village - 13 km
Shimo-orikabe Iwate Japan Village - 13 km
Natari Miyagi Japan Village - 13 km
Kagamiishi Miyagi Japan Village - 14 km
Matsuzaki Miyagi Japan Village - 14 km
Futsukamachi Iwate Japan Village - 14 km
Uranohama Miyagi Japan Village - 15 km
Tsurugaura Miyagi Japan Village - 15 km
Tomarihama Miyagi Japan Village - 15 km
Aratohama Miyagi Japan Village - 15 km
Hama Miyagi Japan Village - 15 km
Shizugawa Miyagi Japan Village - 15 km
Asatanuki Miyagi Japan Village - 15 km
Semmaya Iwate Japan Village - 16 km
Hatanosawa Miyagi Japan Village - 16 km
Moriai Miyagi Japan Village - 16 km
Surisawa Iwate Japan Village - 18 km
Nakahinata Iwate Japan Village - 18 km
Oizumi Miyagi Japan Village - 18 km
Hikata Iwate Japan Village - 18 km
Sakihama Miyagi Japan Village - 18 km
Maeya Miyagi Japan Village - 19 km
Usuginu Iwate Japan Village - 19 km
Kami-Hazawa Miyagi Japan Village - 19 km
Kesennuma Miyagi Japan Village 59000 people 19 km
Suaiyama Iwate Japan Village - 19 km
Shuku Miyagi Japan Village - 19 km
Aramachi Miyagi Japan Village - 19 km
Tadagoe Miyagi Japan Village - 19 km
Kaminoki Miyagi Japan Village - 20 km
Oritate Miyagi Japan Village - 21 km
Shiragake Iwate Japan Village - 21 km
Terahama Miyagi Japan Village - 21 km
Ippongi Iwate Japan Village - 22 km
Kodaki Miyagi Japan Village - 22 km
Yokoishi Iwate Japan Village - 22 km
Koharagi Miyagi Japan Village - 22 km
Ohara Iwate Japan Village - 22 km
Kitazawa Miyagi Japan Village - 22 km
Imaizumi Iwate Japan Village - 23 km
Wakutsu Iwate Japan Village - 23 km
Ozashi Miyagi Japan Village - 23 km
Aikawa Miyagi Japan Village - 23 km
Ishinazaka Iwate Japan Village - 24 km
Matsukawa Iwate Japan Village - 24 km
Horinouchi Iwate Japan Village - 24 km
Hatakenaka Iwate Japan Village - 24 km
Nakamura Iwate Japan Village - 25 km
Sanowaki Iwate Japan Village - 25 km
Nagane Miyagi Japan Village - 25 km
Nojiri Miyagi Japan Village - 25 km
Kazawa Iwate Japan Village - 25 km
Wakuchi Iwate Japan Village - 25 km
Uchikoshi Iwate Japan Village - 25 km
Ashigura Miyagi Japan Village - 26 km
Wakayanagi Miyagi Japan Village - 26 km
Sekinoue Iwate Japan Village - 26 km
Yokobari Iwate Japan Village - 26 km
Suwa Iwate Japan Village - 26 km
Hanaizumi Iwate Japan Village - 26 km
Tomari Iwate Japan Village - 26 km
Tsukihama Miyagi Japan Village - 26 km
Morinokoshi Miyagi Japan Village - 26 km
Mori Miyagi Japan Village - 27 km
Higashiyama Iwate Japan Village - 27 km
Yanaizu Miyagi Japan Village - 27 km
Tatejita Iwate Japan Village - 27 km
Kanetori Iwate Japan Village - 27 km
Rikuzen-Takata Iwate Japan Village - 27 km
Sanuma Miyagi Japan City - 27 km
Kurosaki Iwate Japan Village - 27 km
Shizusawa Iwate Japan Village - 27 km
Shizu Iwate Japan Village - 27 km
Wakinosawa Iwate Japan Village - 27 km
Onagawa Miyagi Japan Village - 27 km
Shirotori Miyagi Japan Village - 28 km
Nagasaka Iwate Japan Village - 28 km
Sarusawa Iwate Japan Village - 28 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Matsushima 2 Civ. Paved Yes 8800 50 km
Ojojibara 70 0 62 km
Hanamaki HNA 91 Civ. Paved Yes 6500 74 km
Kasuminome 5 0 79 km
Sendai SDJ 5 Civ. Paved Yes 9800 89 km

Ports

Name LOCODE Country Distance
Kesennuma Ko Japan 14 km
Ofunato JPOFT Japan 35 km
Onagawa JPONG Japan 41 km
Ishinomaki JPISM Japan 46 km
Kamaishi JPKIS Japan 63 km
Shiogama JPSGM Japan 66 km
Yamada Japan 84 km

Dams

Reservoir Dam Name River Year Distance
Naganuma Naganuma Hazamagawa 2005 29 km
Kejonuma Kejonuma Tajirigawa 1995 48 km
Kurikoma Kurikoma Sanhazamagawa 1961 48 km
Hanayamako Hanayama Hazamagawa 2004 52 km
Ishibuchiko Ishibuchi Isawagawa 1953 59 km
Taseko Tase Sarugaishigawa 1954 60 km
Senganishitameike Senganishi Shukunaigawa 1934 60 km
Araoko Naruko Eaigawa 1958 66 km
Nanatsumoriko Minamikawa Minamikawa 1987 70 km
Ishibane Ishibane Wagagawa 1954 70 km
Kinshuko Yuda Wagagawa 1964 74 km
Meigenko Urushizawa Narusegawa 1980 76 km
Oyasukyoko Minase Minasegawa 1963 77 km
Nanakita Nanakita Nanakitagawa 1984 81 km
Toyosawako Toyosawa Toyosawagawa 1961 85 km
Okurako Okura Okuragawa 1961 85 km
Ainono Ainono Yokotegawa 1960 88 km
Heiannomizuumi Sannokai Takinagawa 2001 88 km
Tarumizuko Tarumizu Masudagawa 1976 89 km
Masuzawa Masuzawa Izumitagawa 1963 94 km
Kamafusako Kamafusa Goishigawa 1970 95 km

Nuclear plants

Name Country Reactors Distance
ONAGAWA JAPAN 3 46 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.