M 5.3 in Japan on 23 Nov 2012 20:21 UTC
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: 5.3M
Depth: Km
Lat/Lon: 38.2123 , 141.827
Event Date: 23 Nov 2012 20:21 UTC
24 Nov 2012 05:21 Local
Exposed Population:
2340000 people within 100km
Source: NEIC usc000dxfu
Inserted at: 23 Nov 2012 20:40 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000dxfu 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
121029 0.5 23 Nov 2012 20:21 5.3M, 47km N/A 2.3 million (in 100km) 00:19 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 Oshika, Niiyama, Ayukawahama, Futawatashi, Tomari, Kukunari, Aji, Ikenohama, Oharahama, Yoriiso, and Sendai.

Radius Population
100 km 2.3 million people
75 km 390000 people
50 km 44000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Tohoku Japan 10 million people
Kanto Japan 38.5 million people
Chubu Japan 5.2 million people
Hokkaido Japan 5.8 million people

Affected populated places

Name Region Province Country City class Population Distance
Oshika Miyagi Japan Village - 29 km
Niiyama Miyagi Japan Village - 29 km
Ayukawahama Miyagi Japan Village - 30 km
Futawatashi Miyagi Japan Village - 30 km
Tomari Miyagi Japan Village - 31 km
Kukunari Miyagi Japan Village - 31 km
Aji Miyagi Japan Village - 32 km
Ikenohama Miyagi Japan Village - 33 km
Oharahama Miyagi Japan Village - 33 km
Yoriiso Miyagi Japan Village - 33 km
Kobuchi Miyagi Japan Village - 33 km
Yagawa Miyagi Japan Village - 35 km
Samenoura Miyagi Japan Village - 35 km
Koamikura Miyagi Japan Village - 36 km
Terama Miyagi Japan Village - 36 km
Fukkiura Miyagi Japan Village - 37 km
Odomari Miyagi Japan Village - 37 km
Nitoda Miyagi Japan Village - 37 km
Izushima Miyagi Japan Village - 38 km
Takenohama Miyagi Japan Village - 38 km
Kitsunezaki Miyagi Japan Village - 39 km
Kuwahama Miyagi Japan Village - 41 km
Ommaehama Miyagi Japan Village - 42 km
Kumazawa Miyagi Japan Village - 42 km
Onagawahama Miyagi Japan Village - 42 km
Tatsuhama Miyagi Japan Village - 42 km
Osu Miyagi Japan Village - 43 km
Kotake Miyagi Japan Village - 43 km
Ohama Miyagi Japan Village - 44 km
Funagoshi Miyagi Japan Village - 45 km
Ogatsu Miyagi Japan Village - 45 km
Watanoha Miyagi Japan Village - 47 km
Mizunuma Miyagi Japan Village - 50 km
Inai Miyagi Japan Village - 50 km
Nagatsura Miyagi Japan Village - 51 km
Tsukihama Miyagi Japan Village - 51 km
Ozashi Miyagi Japan Village - 52 km
Aikawa Miyagi Japan Village - 52 km
Ishinomaki Miyagi Japan City 120000 people 52 km
Kodaki Miyagi Japan Village - 53 km
Moto-Funaba Miyagi Japan Village - 53 km
Higashi-Fukuda Miyagi Japan Village - 54 km
Terahama Miyagi Japan Village - 54 km
Onagawa Miyagi Japan Village - 54 km
Iinogawa Miyagi Japan Village - 56 km
Kamata Miyagi Japan Village - 56 km
Kanomata Miyagi Japan Village - 56 km
Saragai Miyagi Japan Village - 57 km
Yamane Miyagi Japan Village - 58 km
Iwasaki Miyagi Japan Village - 58 km
Nojiri Miyagi Japan Village - 58 km
Oritate Miyagi Japan Village - 59 km
Tomarihama Miyagi Japan Village - 59 km
Aratohama Miyagi Japan Village - 60 km
Aramachi Miyagi Japan Village - 60 km
Tsukihama Miyagi Japan Village - 60 km
Sunaoshi Miyagi Japan Village - 60 km
Hamaichi Miyagi Japan Village - 60 km
Naka-Komatsu Miyagi Japan Village - 60 km
Ota Miyagi Japan Village - 61 km
Shizugawa Miyagi Japan Village - 61 km
Shinden Miyagi Japan Village - 61 km
Hirobuchi Miyagi Japan Village - 61 km
Natari Miyagi Japan Village - 61 km
Isatomae Miyagi Japan Village - 62 km
Kitazawa Miyagi Japan Village - 62 km
Takagi Miyagi Japan Village - 62 km
Ono Miyagi Japan Village - 63 km
Minato Miyagi Japan Village - 63 km
Yanaizu Miyagi Japan Village - 63 km
Shinzan Miyagi Japan Village - 64 km
Wabuchi Miyagi Japan Village - 64 km
Maeyachi Miyagi Japan Village - 64 km
Shirotori Miyagi Japan Village - 65 km
Kagamiishi Miyagi Japan Village - 65 km
Kamimachi Miyagi Japan Village - 65 km
Honchi Miyagi Japan Village - 65 km
Kesaiso Miyagi Japan Village - 66 km
Osawa Miyagi Japan Village - 66 km
Kami-Hazawa Miyagi Japan Village - 66 km
Haraigawa Miyagi Japan Village - 66 km
Uenodai Miyagi Japan Village - 67 km
Shobudahama Miyagi Japan Village - 67 km
Nigo Miyagi Japan Village - 67 km
Yoshizumi Miyagi Japan Village - 68 km
Koizumi Miyagi Japan Village - 68 km
Taketani Miyagi Japan Village - 68 km
Takaki Miyagi Japan Village - 68 km
Kimazuka Miyagi Japan Village - 68 km
Shinkawa Miyagi Japan Village - 69 km
Asatanuki Miyagi Japan Village - 69 km
Oyanagi Miyagi Japan Village - 69 km
Hirawata Miyagi Japan Village - 69 km
Motoyoshi Miyagi Japan Village - 69 km
Wakuya Miyagi Japan City 18000 people 70 km
Morinokoshi Miyagi Japan Village - 70 km
Hiraiso Miyagi Japan Village - 70 km
Sendai Miyagi Japan Major city 1 million people 82 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 57 km
Kasuminome 5 0 78 km
Sendai SDJ 5 Civ. Paved Yes 9800 80 km
Ojojibara 70 0 91 km

Ports

Name LOCODE Country Distance
Onagawa JPONG Japan 42 km
Ishinomaki JPISM Japan 50 km
Shiogama JPSGM Japan 71 km
Kesennuma Ko Japan 76 km
Soma JPSMA Japan 87 km
Ofunato JPOFT Japan 94 km

Dams

Reservoir Dam Name River Year Distance
Naganuma Naganuma Hazamagawa 2005 81 km
Tarumizuko Tarumizu Masudagawa 1976 87 km
Kejonuma Kejonuma Tajirigawa 1995 88 km
Nanatsumoriko Minamikawa Minamikawa 1987 91 km
Nanakita Nanakita Nanakitagawa 1984 97 km
Okurako Okura Okuragawa 1961 99 km
Kamafusako Kamafusa Goishigawa 1970 99 km

Nuclear plants

Name Country Reactors Distance
ONAGAWA JAPAN 3 35 km

More information

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