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Earthquake information

earthquake.image.point.alt
Epicenter
  • Epicenter
Seismic intensity
  • 1
  • 2
  • 3
  • 4
  • 5-
  • 5+
  • 6-
  • 6+
  • 7
earthquake.image.area.alt
Epicenter
  • Epicenter
Seismic intensity
  • 1
  • 2
  • 3
  • 4
  • 5-
  • 5+
  • 6-
  • 6+
  • 7

Occurred at 04/12/2011 10:23 JST
This earthquake poses no tsunami risk.Earthquake Early Warning is in effect for this earthquake. Its maximum seismic intensity was 2.

  • Occurred at
    04/12/2011 10:23
  • Epicenter region
    Off the east Coast of Chiba Prefecture
  • Maximum seismic intensity
    2
  • Magnitude
    4.3
  • Depth
    23km
  • Latitude/Longitude
    35.4N141.0E

Seismic intensity in each area

Seismic intensity/Region where observed

2
Ibaraki Prefecture
  • Kashima City
  • Kamisu City
Chiba Prefecture
  • Choshi City
  • Asahi City
  • Katori City
  • Tako Town
1
Ibaraki Prefecture
  • Ishioka City
  • Itako City
  • Chikusei City
  • Bando City
  • Inashiki City
Saitama Prefecture
  • Misato City
Chiba Prefecture
  • Chiba City Hanamigawa Ward
  • Chiba City Wakaba Ward
  • Narita City
  • Togane City
  • Tomisato City
  • Sosa City
  • Sammu City
  • Kozaki Town
  • Tohnosho Town
  • master.jma.AreaInformationCity.1240200
  • Kujukuri Town
  • Shibayama Town
  • Yokoshibahikari Town
  • Ichinomiya Town
  • Chosei Village

04/12 10:27

Issued by the Japan Meteorological Agency (JMA)

地震から避難するときは
津波警報が発表されたら、沿岸部からすぐに避難する
火災が発生していたら、火の手からできるだけ離れる
街なかを歩いて避難するなら、高いビルからは離れて歩く
避難場所を検索する

Earthquake history