‘Subsequent Earthquake Advisory’ Issued Plus 24 Hours

A strong earthquake struck northeastern Japan on Monday, measuring up to upper 5, the fourth-highest level on the Japanese seismic intensity scale, and triggering tsunami warnings. According to the Japan Meteorological Agency, the tremor occurred at around 4:52 p.m. off the Sanriku Pacific coastal area of northeastern Japan, with upper 5 seismic intensity observed in the town of Hashikami in Aomori Prefecture. The quake had an estimated magnitude of 7.7 and occurred at a depth of about 10 kilometres.