M 4.6 in Japan on 09 Sep 2016 14:18 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This is a preliminary assessment. The final GDACS Alert Level has been/will be published using more detailed information.

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: 93.54 Km
Lat/Lon: 36.6949 , 140.6693
Event Date: 09 Sep 2016 14:18 UTC
09 Sep 2016 23:18 Local
Exposed Population:
4714960 people within 100km
Source: NEIC us10006nbg
Inserted at: 09 Sep 2016 15:15 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC n.a n.a
us10006nbg 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
1139436 n.a 09 Sep 2016 14:18 4.6M, 93.54km N/A 4.7 million (in 100km) 00:57 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 Kanto (population 38,543,000) . The nearest places are Yamabe, Suzudaira, Kitakota, Tomobe, Hama, Torizone, Kawajiri, Kawaziri, Kanari, Takahara, and Okuda.

Radius Population
100 km 5.6 million people
75 km 3.1 million people
50 km 1.4 million people
20 km 250000 people
10 km 95000 people
5 km 43000 people
2 km 3600 people

Affected Provinces

Region Province Country Population
Kanto Japan 38.5 million people
Tohoku Japan 10 million people

Affected populated places

Name Region Province Country City class Population Distance
Yamabe Ibaraki Japan Village - 1 km
Suzudaira Ibaraki Japan Village - 3 km
Kitakota Ibaraki Japan Village - 3 km
Tomobe Ibaraki Japan Village - 4 km
Hama Ibaraki Japan Village - 5 km
Torizone Ibaraki Japan Village - 5 km
Kawajiri Ibaraki Japan Village - 5 km
Kawaziri Ibaraki Japan Village - 5 km
Kanari Ibaraki Japan Village - 5 km
Takahara Ibaraki Japan Village - 6 km
Kitakubo Ibaraki Japan Village - 6 km
Ogitsu Ibaraki Japan Village - 7 km
Yonedaira Ibaraki Japan Village - 7 km
Kezuruki-Yashiki Ibaraki Japan Village - 8 km
Tajirihama Ibaraki Japan Village - 8 km
Ono-Yasashi Ibaraki Japan Village - 9 km
Shinden Ibaraki Japan Village - 9 km
Wakaguri Ibaraki Japan Village - 9 km
Irishiken Ibaraki Japan Village - 10 km
Hitachi Ibaraki Japan City 180000 people 12 km
Kisara Ibaraki Japan Village - 12 km
Ohata Ibaraki Japan Village - 12 km
Yokokawa Ibaraki Japan Village - 12 km
Kitanosawa Ibaraki Japan Village - 12 km
Isohara Ibaraki Japan Village - 12 km
Wabuchi Ibaraki Japan Village - 13 km
Shimo-Kimida Ibaraki Japan Village - 13 km
Hosoda Ibaraki Japan Village - 13 km
Machiya Ibaraki Japan Village - 13 km
Shuku Ibaraki Japan Village - 14 km
Uchino Ibaraki Japan Village - 14 km
Orihashi Ibaraki Japan Village - 15 km
Narusawa Ibaraki Japan Village - 15 km
Okaneda Ibaraki Japan Village - 16 km
O-Naka Ibaraki Japan Village - 16 km
Kasaishi Ibaraki Japan Village - 16 km
Koshigoe Ibaraki Japan Village - 17 km
Moto-Kawarago Ibaraki Japan Village - 17 km
Onida Ibaraki Japan Village - 17 km
Kegano Ibaraki Japan Village - 17 km
Nishitari Ibaraki Japan Village - 18 km
Kami-Takakura Ibaraki Japan Village - 18 km
Satonomiya Ibaraki Japan Village - 18 km
Yunami Ibaraki Japan Village - 18 km
Machida Ibaraki Japan Village - 18 km
Mizunuma Ibaraki Japan Village - 19 km
Satogawa Ibaraki Japan Village - 19 km
Yugusa Ibaraki Japan Village - 19 km
Shimo-Okado Ibaraki Japan Village - 19 km
Yanagizawa Ibaraki Japan Village - 20 km
Mizuki Ibaraki Japan Village - 20 km
Yamaguchi Ibaraki Japan Village - 20 km
Konaga Ibaraki Japan Village - 20 km
Okami Ibaraki Japan Village - 20 km
Ko-Nomase Ibaraki Japan Village - 21 km
Saimaru Ibaraki Japan Village - 21 km
Mayumi Ibaraki Japan Village - 21 km
Hirakata Ibaraki Japan Village - 21 km
Kita-Tomita Ibaraki Japan Village - 21 km
Onukari Fukushima Japan Village - 22 km
Shimo-Miyagodo Ibaraki Japan Village - 22 km
Idekura Fukushima Japan Village - 22 km
Ota Ibaraki Japan Village - 22 km
Tsukuroda Ibaraki Japan Village - 23 km
Kuji Ibaraki Japan City 35000 people 23 km
Chofuku Ibaraki Japan Village - 23 km
Kume Ibaraki Japan Village - 23 km
Terashita Fukushima Japan Village - 23 km
Tonobatake Fukushima Japan Village - 24 km
Kubota Fukushima Japan Village - 24 km
Ueda Fukushima Japan City - 24 km
Ogawa Fukushima Japan Village - 24 km
Mazaka Ibaraki Japan Village - 24 km
Toyooka Ibaraki Japan Village - 25 km
Yawara Ibaraki Japan Village - 25 km
Koya-Yachi Fukushima Japan Village - 25 km
Kamitsubo Ibaraki Japan Village - 25 km
Ushirono Ibaraki Japan Village - 25 km
Yamagata Ibaraki Japan Village - 25 km
Kawashimo Ibaraki Japan Village - 25 km
Yama-Ogawa Ibaraki Japan Village - 26 km
Minami-Odaira Fukushima Japan Village - 26 km
Shimoseki-Goto Fukushima Japan Village - 26 km
Korofuji Ibaraki Japan Village - 26 km
Hatta Fukushima Japan Village - 27 km
Kozura Ibaraki Japan Village - 27 km
Maseno-Kubo Ibaraki Japan Village - 27 km
Nagura Fukushima Japan Village - 28 km
Shirane Ibaraki Japan Village - 28 km
Futta Fukushima Japan Village - 28 km
Omiya Ibaraki Japan Village 27000 people 29 km
Sakur-Amoto Ibaraki Japan Village - 29 km
Tabyuto Fukushima Japan Village - 29 km
Urizura Ibaraki Japan Village - 29 km
Uritsura Ibaraki Japan Village - 29 km
Yujimatamae Fukushima Japan Village - 29 km
Tono Ibaraki Japan Village - 29 km
Higashidate Fukushima Japan Village - 30 km
Daigo Ibaraki Japan Village 22000 people 30 km
Shimonomiya Ibaraki Japan Village - 30 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
Otawara 201 0 60 km
Hyakuri 32 Mil. Paved Yes 8800 61 km
Fukushima FKS 372 Civ. Paved Yes 8200 63 km
Utsunomiya QUT 102 Civ. Paved Yes 5500 74 km
Suzumenomiya 82 0 76 km
26 0 85 km
Ryugasaki 2 0 95 km
Ryugasaki South 2 0 99 km

Ports

Name LOCODE Country Distance
Hitachi JPHTC Japan 22 km
Onahama JPONA Japan 35 km
Kashima JPKSM Japan 88 km

Dams

Reservoir Dam Name River Year Distance
Mizunuma Mizunuma Hanazonokawa 1966 17 km
Shitokiko Shitoki Shitokigawa 1983 24 km
Takashibako Takashiba Samekawa 1961 30 km
Jajanboike Kozogawa Kozogawa 1985 39 km
Bobatako Sengozawa Kitasugawa 1974 57 km
Terayama Terayama Miyakawa 1984 74 km
Shiobara Shiobara Hokigawa 1978 76 km
Higashikoyako Nishiarakawa Nishiarakawa 1967 78 km
Sabigawa Sabigawa Sabigawa 1994 79 km
Fujinumachosuichi Fujimuna Ebanagawa 1948 79 km
Sakashita Sakashita Okawaragawa 1973 80 km
Miyamako Miyama Nakagawa 1973 81 km
Kasumigaura Kasumigaura-Kaihatsu Tonegawa 1995 83 km
Hatoriko Hatori Tsurunumagawa 1955 83 km
Fukadachoseichi Fukadachoseichi Tadanogawa 1982 85 km
Ikariko Ikari Ojikagawa 1956 89 km
Yashioko Kawaji Kunugawa 1983 90 km
Imaichichoseichi Imaichi Togawa 1988 91 km
Kuriyamachoseichi Kuriyama Nebesawagawa 1988 92 km
Ogaki Ogaki Ukedogawa 1985 94 km
Kurobe Kurobe Kinugawa 1912 97 km
Wakasatoko Okawa Agagawa 1987 99 km

Nuclear plants

Name Country Reactors Distance
TOKAI JAPAN 3 26 km
FUKUSHIMA-DAINI JAPAN 4 76 km
FUKUSHIMA-DAIICHI JAPAN 6 86 km

More information

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