M 4 in Japan from 12 Mar 2011 01:34 UTC to 01:33

Event summary

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

GDACS ID EQ 105012
Earthquake Magnitude: 4.0M
Depth: 20 Km
Lat/Lon: 37 , 138.6
Event Date: 12 Mar 2011 01:33 UTC
12 Mar 2011 10:33 Local
Exposed Population:
3719781 people within 100km
Inserted at: 12 Mar 2011 01:43 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
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.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2026. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

For battered Japan, a new threat: nuclear meltdown 3/13/2011 4:55:00 AM.

A partial meltdown was likely under way at a second nuclear reactor, a top Japanese official said Sunday, as authorities frantically tried to prevent a similar threat from nearby unit following a catastrophic earthquake and...
Embassy contacts 416 M'sians in disaster-hit Japan 3/13/2011 4:55:00 AM.

KUALA LUMPUR: The Malaysian Embassy in Tokyo has contacted 416 Malaysians as of 11pm (midnight in Japan) Saturday in the prefectures (states) most affected by Friday's massive earthquake and tsunami.
Japanese in Penang worried 3/13/2011 4:55:00 AM.

GEORGE TOWN: Japanese living in Malaysia are concerned over the plight of their relatives back home.
Quake-hit Japan nuclear plant faces new threat 3/13/2011 4:55:00 AM.

SENDAI, Japan (Reuters) - Thousands of Japanese fled the vicinity of an earthquake-crippled nuclear plant after a radiation leak and authorities faced a fresh threat on Sunday with the failure of the cooling system in a second reactor.

View more news

Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (41), NEIC (2), OCHA (1), WMO (1), (2), INFORM (2), USGS (2),