Hokkaido/Sanriku Offshore Subsequent Earthquake Caution Information Operation from tomorrow Prepare for announcement | NHK

▽The Japan Meteorological Agency has predicted that the magnitude of the 7th-class earthquake in and around the focal region is expected to occur along the Chishima Trench, which stretches from the Kuril Islands to the coast of Hokkaido, and ▽In the Japan Trench, from south of Hokkaido to the coast of Iwate Prefecture. In the event of an earthquake, the “Hokkaido Sanriku Oki Subsequent Earthquake Warning Information” will be announced approximately two hours following the earthquake, calling attention to subsequent large-scale earthquakes.

The operation of information began at noon on the 16th, and the Pacific Ocean in Hokkaido, Aomori, Iwate, Miyagi, Fukushima, Ibaraki and Chiba prefectures, where tsunamis of 3 meters or more and shaking with a seismic intensity of 6 lower or more are expected. The target is 182 municipalities centering on the side.

Even if the information is announced, residents will not be asked to evacuate in advance, and ▽ will be able to maintain their daily lives for regarding a week following the announcement, and ▽ will be able to act immediately if a tsunami is expected or if prompt evacuation is necessary. So be prepared and ask for it.

In addition, for companies and communities, we will refrain from working in areas where there is a risk of tsunamis and landslides, and will reconfirm the means of talking to and contacting elderly people living in the area.

The Cabinet Office and the Japan Meteorological Agency say that offshore and coastal areas of Hokkaido and Tohoku have active seismic activity, and that information is expected to be released regarding once every two years.

The Cabinet Office said, “There is a high possibility that a huge earthquake is imminent in the Chishima Trench and the Japan Trench, so we will start using information to save as many lives as possible. It is not guaranteed that a huge earthquake will occur, but we will do our best to inform residents so that they can take appropriate action.”

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