Light 4.2 quake hits near Ishigaki, Okinawa, Japan
Wed, 20 Jan 2021, 21:2221:22 PM | BY: EARTHQUAKEMONITOR
An earthquake of magnitude 4.2 occurred early morning on Thursday 21 January 2021 at 6:02 am local time near Ishigaki, Okinawa, Japan, as reported by the European-Mediterranean Seismological Centre (EMSC).
4.2 quake 21 Jan 6:02 am (GMT +9)
According to preliminary data, the quake was located at a shallow depth of 20 km. Shallow earthquakes are felt more strongly than deeper ones as they are closer to the surface. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Ishigaki (pop. 44,800) located 77 km from the epicenter.
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Date & time: 21 Jan 2021 6:02 am (GMT +9) local time (20 Jan 2021 21:02 GMT)
Depth: 20.0 km
Epicenter latitude / longitude: 24.4°N / 123.4°E (East China Sea, Japan)
Primary data source: EMSC
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