M 6.6 in Japan on 21 Oct 2016 05:07 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

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

Earthquake Magnitude: 6.6M
Depth: 6.35 Km
Lat/Lon: 35.3529 , 133.8208
Event Date: 21 Oct 2016 05:07 UTC
21 Oct 2016 14:07 Local
Exposed Population: 3050000 people within 100km
Source: NEIC us20007fta
Inserted at: 21 Oct 2016 05:27 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 1.1 0 1.1
us20007fta Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0m  
  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
1143515 1.1 21 Oct 2016 05:07 6.6M, 11km N/A 2.9 million (in 100km) 0m (at 00:21) 00:13 NTWC    
1143516 1.1 21 Oct 2016 05:07 6.6M, 11km N/A 2.9 million (in 100km) 0m (at 00:21) 00:14 PTWC
1143519 1.1 21 Oct 2016 05:07 6.6M, 6.35km N/A 3.1 million (in 100km) 0m (at 00:00) 00:19 NEIC
1143522 0.9 21 Oct 2016 05:07 6.2M, 10km 7.18 3 million (in 100km) 00:34 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 Chugoku (population 7,963,924) . The nearest places are Kubara, Hirose, Shimo Mishidani, Anagamo, Ogochi, Kadani, Sekigane, Shimobata, Sekiganeshuku, Tashiro, and Okayama.

Radius Population
100 km 4 million people
75 km 1.5 million people
50 km 750000 people
20 km 110000 people
10 km 38000 people
5 km 1500 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Chugoku Japan 8 million people

Affected populated places

Name Region Province Country City class Population Distance
Kubara Tottori Japan Village - 2 km
Hirose Tottori Japan Village - 3 km
Shimo Mishidani Tottori Japan Village - 3 km
Anagamo Tottori Japan Village - 4 km
Ogochi Tottori Japan Village - 5 km
Kadani Tottori Japan Village - 6 km
Sekigane Tottori Japan Village - 6 km
Shimobata Tottori Japan Village - 6 km
Sekiganeshuku Tottori Japan Village - 6 km
Tashiro Tottori Japan Village - 6 km
Kami Furukawa Tottori Japan Village - 6 km
Kijiyama Tottori Japan Village - 6 km
Misasa Tottori Japan Village - 6 km
Motoizumi Tottori Japan Village - 6 km
Todomi Tottori Japan Village - 7 km
Fukuyoshi Tottori Japan Village - 7 km
Yamaguchi Tottori Japan Village - 7 km
Bessho Okayama Japan Village - 8 km
Fukuyama Tottori Japan Village - 8 km
Maruyama Tottori Japan Village - 8 km
Yoshida Okayama Japan Village - 8 km
Kurayoshi Tottori Japan City 48000 people 9 km
Yokota Tottori Japan Village - 9 km
Kakidani Tottori Japan Village - 9 km
Yamada Tottori Japan Village - 9 km
Otani Tottori Japan Village - 9 km
Kou Tottori Japan Village - 10 km
Nobe Okayama Japan Village - 10 km
Imanishi Tottori Japan Village - 10 km
Nakano Tottori Japan Village - 10 km
Higashi Okayama Japan Village - 10 km
Taikyuji Tottori Japan Village - 10 km
Wada Tottori Japan Village - 10 km
Kami Fukuda Tottori Japan Village - 10 km
Nashibara Okayama Japan Village - 10 km
Makago Okayama Japan Village - 11 km
Kurio Tottori Japan Village - 11 km
O-Kachi Tottori Japan Village - 11 km
Fokudome Tottori Japan Village - 11 km
Higashi Oshika Tottori Japan Village - 11 km
Sugegatani Tottori Japan Village - 11 km
Oka Tottori Japan Village - 11 km
Okanakaso Okayama Japan Village - 11 km
Agel Tottori Japan Village - 12 km
Koda Tottori Japan Village - 12 km
Ichinokaya Okayama Japan Village - 12 km
Sengen Okayama Japan Village - 12 km
Kaita Tottori Japan Village - 12 km
Hattori Tottori Japan Village - 12 km
Sakamoto Tottori Japan Village - 12 km
Nakashima Okayama Japan Village - 12 km
Katashiba Tottori Japan Village - 12 km
Tochinoki Okayama Japan Village - 12 km
Kami Saihara Okayama Japan Village - 12 km
Teragahara Okayama Japan Village - 13 km
Shinden Tottori Japan Village - 13 km
Nikenya Okayama Japan Village - 13 km
Tatomi Tottori Japan Village - 13 km
Nota Okayama Japan Village - 13 km
Ogiyama Okayama Japan Village - 13 km
Akawase Okayama Japan Village - 13 km
Fukuhara Tottori Japan Village - 13 km
Hatsuwa Okayama Japan Village - 13 km
Tando Tottori Japan Village - 13 km
Kitano Tottori Japan Village - 13 km
Yonesato Tottori Japan Village - 14 km
Kodota Tottori Japan Village - 14 km
Ombara Okayama Japan Village - 14 km
Wakaso Okayama Japan Village - 14 km
Yumihara Tottori Japan Village - 14 km
Yura Tottori Japan Village - 14 km
Nagota Tottori Japan Village - 14 km
Kawakurumi Tottori Japan Village - 14 km
Shimontane Tottori Japan Village - 15 km
Tajiri Tottori Japan Village - 15 km
Seto Tottori Japan Village - 15 km
Ekita Tottori Japan Village - 15 km
Obashira Okayama Japan Village - 15 km
Tabatake Tottori Japan Village - 15 km
Matsuzaki Tottori Japan Village - 15 km
Omorl Okayama Japan Village - 15 km
Yamatobara Okayama Japan Village - 15 km
Kami Asozu Tottori Japan Village - 16 km
Miho Tottori Japan Village - 16 km
Egita Tottori Japan Village - 16 km
Homan Tottori Japan Village - 16 km
Naka Fukuda Okayama Japan Village - 16 km
Kobayashi Okayama Japan Village - 16 km
Nagato Okayama Japan Village - 16 km
Tabane Okayama Japan Village - 16 km
Yurashuku Tottori Japan Village - 16 km
Sugishita Tottori Japan Village - 16 km
Nishisono Tottori Japan Village - 16 km
Forunaga Tottori Japan Village - 16 km
Soshinda Okayama Japan Village - 16 km
Awazumi Okayama Japan Village - 16 km
Nagase Tottori Japan Village - 17 km
Nakatsu Tottori Japan Village - 17 km
Tawara Tottori Japan Village - 17 km
Nakatsuko Okayama Japan Village - 17 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
Tottori TTJ 20 Civ. Paved Yes 6500 37 km
Nihonbara 240 0 38 km
Miho YGJ 6 Civ. Paved Yes 6500 55 km
Okayama OKJ 245 Civ. Paved Yes 8200 66 km
Izumo IZO 2 Civ. Paved Yes 6500 85 km
Kohnan 1 Civ. Paved No 3900 85 km
Tajima TJH 177 Civ. Paved Yes 3900 90 km

Ports

Name LOCODE Country Distance
Sakaiminato JPSMN Japan 56 km
Matsue JPMTE Japan 71 km
Kasumi Japan 81 km
Okayama JPOKJ Japan 83 km
Aioi JPAIO Japan 88 km
Mizushima JPMIZ Japan 93 km
Aboshi JPABO Japan 96 km
Uno JPUNO Japan 98 km
Tsuiyama JPTYM Japan 98 km
Shikama JPHRH Japan 99 km
Hirohata JPHRH Japan 99 km

Dams

Reservoir Dam Name River Year Distance
Onbarako Onbara Onbaragawa 1928 16 km
Yubarako Yubara Asahigawa 1954 18 km
Yashiroguchi Yashiroguchi Asahigawa 1954 20 km
Kuroki Kuroki Kuramigawa 1966 24 km
Doyo Doyo Doyogawa 1986 29 km
Osadamuko Osa Osakabegawa 1982 36 km
Ryokusuiko Kasho Hosshojigawa 1988 45 km
Asahikawako Asahikawa Asahigawa 1983 49 km
Miyoshiko Osakabegawa Osakabegawa 1955 49 km
Nichinanko Sugesawa Ingagawa 1967 49 km
Komoto Komoto Nishikawa 1964 54 km
Shirotsubakiko Fube Iinashigawa 1967 61 km
Yamabiko Yamasa Yamasagawa 1980 66 km
Onzuiko Hikihara Hikiharagawa 1957 67 km
1968 70 km
Otanichosuichi Otani Otanigawa 1956 70 km
Ogaike Ogaike 1661 74 km
Kakiharatameike Kakiharatameike Nishitanigawa 1952 76 km
Aikawa Aikawa Aikawa 1942 80 km
Osakaike Osakaike Osakagawa 1965 92 km
Tataragi Tataragi Tataragigawa 1974 93 km
Ginzanko Ikuno Ichikawa 1972 93 km
Kunikaneike Kunikaneike Kunikanegawa 1953 93 km
Kurokawa Kurokawa Kurokawa 1974 97 km
Hattorioike Hattorioike Hattorigawa 1931 99 km

Nuclear plants

Name Country Reactors Distance
SHIMANE JAPAN 2 77 km

More information

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