Seismic intensity lower 5 in Chiba, no tsunami

At around 12:07 a.m. on the 29th, there was an earthquake with its epicenter in the northeastern part of Chiba Prefecture, and shaking with a seismic intensity of lower 5 was observed in Yokoshiba Hikari-cho, the prefecture. According to the Japan Meteorological Agency, the epicenter of the earthquake was 52 kilometers deep. The scale (magnitude) of the earthquake is estimated to be 5.5. There was no tsunami caused by this earthquake. According to Chiba Prefecture, no damage has been confirmed within the prefecture.

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According to the Japan Meteorological Agency, the epicenter was at the boundary between the Philippine Sea Plate, which subducts beneath the land-side plate, and the Pacific Plate, which subducts further below. Areas where the shaking was strong will need to be on alert for an earthquake with a maximum seismic intensity of 5-lower for about a week.

The seismic intensity in major areas is as follows:

Earthquake intensity 5 lower = Yokoshiba Hikari-cho, Chiba Prefecture

Seismic intensity 4 = Asahi City, Chiba Prefecture

Seismic intensity 3 = Chiba City, Tsuchiura City, Ibaraki Prefecture, Moka City, Tochigi Prefecture, Saitama City, Yokohama City.