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Earthquake Information

Earthquakes within the last week
Seismic Intensity Information Earthquake Information Earthquake and Seismic Intensity Informatio Information on seismic intensity at each site Information about distant earthquake

[Information on seismic intensity at each site]
The map and text below show a) the observed Seismic Intensity (1 and above) and its location, b) the date and time of the earthquake, and c) its epicenter and magnitude.

Click the map to zoom in except for Izu islands and Ogasawara

Earthquake Information (Information on seismic intensity at each site)
Issued at 16:35 JST 22 Feb 2018

Occurred at (JST) Latitude
Depth Magnitude Region Name
16:32 JST 22 Feb 2018 36.5N 137.9E very shallow 2.0 Nagano-ken Hokubu

Seismic Intensity at each station
(* mark: Local Governments' or NIED's station)
PrefectureJMA Seismic IntensityStation Name
Nagano1Omachi-shi Miasa*

This earthquake poses no tsunami risk.
"-" in the above information represents an indeterminable value.

Some of the names of cities/towns/villages in the message are the versions used before the areas were administratively united.