M 4.8 in Japan on 07 Mar 2014 18:34 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: 4.8M
Depth: 33.5 Km
Lat/Lon: 35.6711 , 140.5933
Event Date: 07 Mar 2014 18:34 UTC
08 Mar 2014 03:34 Local
Exposed Population:
27142594 people within 100km
Source: NEIC
Inserted at: 07 Mar 2014 19:48 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.2 0.2
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
1043185 0.2 07 Mar 2014 18:34 4.8M, 33.5km N/A 27.1 million (in 100km) 01:13 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 Asahi Yokaichiba, Yokoshiba, Hasunuma, Tako, Naruto, Omigawa, Narita, Katakai, Choshi, Yatabe, and Yokohama.

Radius Population
100 km 28.6 million people
75 km 10.8 million people
50 km 3.2 million people
20 km 260000 people
10 km 100000 people
5 km 22000 people
2 km 4800 people

Affected Provinces

Region Province Country Population
Kanto Japan 38.5 million people

Affected populated places

Name Region Province Country City class Population Distance
Asahi Yokaichiba Chiba Japan Village - 8 km
Yokoshiba Chiba Japan Village - 10 km
Hasunuma Chiba Japan Village - 13 km
Tako Chiba Japan City - 13 km
Naruto Chiba Japan City 22000 people 18 km
Omigawa Chiba Japan City 25000 people 21 km
Narita Chiba Japan City 100000 people 21 km
Katakai Chiba Japan City - 21 km
Choshi Chiba Japan City 84000 people 22 km
Yatabe Ibaraki Japan Village - 22 km
Togane Chiba Japan Village 55000 people 23 km
Ino Chiba Japan Village - 23 km
Tokawacho Chiba Japan Village - 24 km
Inuwaka Chiba Japan Village - 24 km
Okunoya Ibaraki Japan Village - 25 km
Idako Ibaraki Japan Village - 30 km
Oami Chiba Japan Village - 30 km
Kansaki Chiba Japan Village - 31 km
Namegawa Chiba Japan Village - 31 km
Kashima Ibaraki Japan Village 65000 people 33 km
Obunatsu Ibaraki Japan Village - 33 km
Sakura Chiba Japan City 180000 people 33 km
Kyuchu Ibaraki Japan Village - 33 km
Ushibori Ibaraki Japan Village - 33 km
Koda Ibaraki Japan Village - 36 km
Itako Ibaraki Japan Village 25000 people 36 km
Ryugasaki Chiba Japan Village 85000 people 36 km
Chiba-nyutaun Chiba Japan Village - 38 km
Mobara Chiba Japan City 96000 people 38 km
Nekoya Ibaraki Japan Village - 38 km
Aso Ibaraki Japan Village - 39 km
Koya Ibaraki Japan Village - 39 km
Ichinomiya Chiba Japan Village - 39 km
Negoya Ibaraki Japan Village - 39 km
Edosaki Ibaraki Japan Village 21000 people 40 km
Omi Ibaraki Japan Village - 41 km
Aonuma Ibaraki Japan Village - 41 km
Narage Ibaraki Japan Village - 41 km
Aotsuka Ibaraki Japan Village - 42 km
Oyama Ibaraki Japan Village - 43 km
Oshita Ibaraki Japan Village - 43 km
Chiba Chiba Japan Major city 920000 people 43 km
Hamatsuga Ibaraki Japan Village - 43 km
Yoshikawa Ibaraki Japan Village - 43 km
Yamada Ibaraki Japan Village - 44 km
Ryugaski Ibaraki Japan Village - 44 km
Kubo Ibaraki Japan Village - 45 km
Chonan Chiba Japan Village - 45 km
Inoue Ibaraki Japan Village - 45 km
Fukawa Ibaraki Japan Village - 45 km
Fuda Ibaraki Japan Village - 45 km
Yaida Ibaraki Japan Village - 46 km
Obata Ibaraki Japan Village - 46 km
Omori Chiba Japan Village - 46 km
Kyochikama Ibaraki Japan Village - 47 km
Kihara Ibaraki Japan Village - 47 km
Taiyo Ibaraki Japan Village - 47 km
Kofunatsu Ibaraki Japan Village - 48 km
Goi Chiba Japan Village - 48 km
Aruga Ibaraki Japan Village - 49 km
Muyokama Ibaraki Japan Village - 49 km
Ushiku Chiba Japan Village - 51 km
Ohara Chiba Japan City 20000 people 51 km
Owana Ibaraki Japan Village - 51 km
Takata Ibaraki Japan Village - 51 km
Sakihama Ibaraki Japan Village - 51 km
Owada Ibaraki Japan Village - 51 km
Dainigorisawa Ibaraki Japan Village - 52 km
Wakaguri Ibaraki Japan Village - 52 km
Jikkoku Ibaraki Japan Village - 52 km
Kashiwazaki Ibaraki Japan Village - 52 km
Ushiku Ibaraki Japan Village 79000 people 53 km
Kamagaya Chiba Japan City 110000 people 53 km
Ikku Ibaraki Japan Village - 54 km
Fujishiro Ibaraki Japan Village 33000 people 54 km
Otake Ibaraki Japan Village - 54 km
Kamiyama Ibaraki Japan Village - 55 km
Shishikura Ibaraki Japan Village - 55 km
Funabashi Chiba Japan City 560000 people 55 km
Abiko Chiba Japan City 130000 people 55 km
Anegasaki Chiba Japan Village - 56 km
Hangu Ibaraki Japan Village - 56 km
Arakawa-Oki Ibaraki Japan Village - 56 km
Iina Ibaraki Japan Village - 56 km
Iioka Ibaraki Japan Village - 57 km
Ambo Ibaraki Japan Village - 58 km
Hokota Ibaraki Japan Village 28000 people 58 km
Torinosu Ibaraki Japan Village - 58 km
Katsuori Ibaraki Japan Village - 58 km
Tonouchi Ibaraki Japan Village - 59 km
Hinosawa Ibaraki Japan Village - 59 km
Kai-Tamari Ibaraki Japan Village - 59 km
Ishiyatsudo Ibaraki Japan Village - 59 km
Tamatsukuri Ibaraki Japan Village - 59 km
Ogawa Ibaraki Japan Village - 60 km
Noda Ibaraki Japan Village - 60 km
Nakanuki Ibaraki Japan Village - 61 km
Ichikawa Chiba Japan City 460000 people 61 km
Yatabe Ibaraki Japan Village - 61 km
Obari Ibaraki Japan Village - 62 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
Tokyo Narita International NRT 42 Civ. Paved Yes 13100 21 km
Ryugasaki South 2 0 39 km
Shimoshizu 30 0 40 km
Ryugasaki 2 0 42 km
26 0 54 km
Shimofusa 30 Civ. Paved Yes 7300 55 km
Hyakuri 32 Mil. Paved Yes 8800 59 km
Kisarazu 3 Mil. Paved Yes 6000 69 km
Tokyo Haneda International HND 7 Civ. Paved Yes 9800 75 km
Chiba-ken 19 0 80 km
Yokohama YOK unknown 0 90 km
Chofu 41 Civ. Paved No 3200 97 km

Ports

Name LOCODE Country Distance
Choshi JPCHO Japan 23 km
Kashima JPKSM Japan 27 km
Chiba JPCHB Japan 44 km
Anegasaki JPANE Japan 45 km
Goi JPGOI Japan 47 km
Katunan Ko Japan 55 km
Katsuura Ko Japan 65 km
Kisarazu JPKZU Japan 69 km
Ogasawara JPOGA Japan 73 km
Tokyo JPTYO Japan 76 km
Kawasaki JPKWS Japan 77 km
Yokohama JPYOK Japan 90 km
Hitachi JPHTC Japan 92 km
Neghisi JPNGI Japan 92 km
Yokosuka JPYOS Japan 95 km
Kurihama JPKRH Japan 96 km

Dams

Reservoir Dam Name River Year Distance
Kasumigaura Kasumigaura-Kaihatsu Tonegawa 1995 33 km
Yamakura Yamakura Yamakuragawa 1964 47 km
Takatakiko Takataki Yorogawa 1990 53 km
Kameyamako Kameyama Obitsugawa 1980 67 km
Kori Kori Korigawa 1972 75 km
Jajanboike Kozogawa Kozogawa 1985 85 km
Sakuma Sakuma Okuzuregawa 1990 88 km
Miyukiko Gongendochosetsuchi Nakagawa 1991 93 km

Nuclear plants

Name Country Reactors Distance
TOKAI JAPAN 3 88 km

More information

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