2026 SANRIKU OFFSHORE EARTHQUAKE

Major M7.7 earthquake off Sanriku coast on April 20, 2026, with continued seismic activity and elevated risk of follow-up megaquakes along the Chishima-Japan Trench.

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From ‘seismic doublets’ to ‘earthquake swarms’ – what do we know about this week’s global tremors?
RT

Jun 26, 2026, 06:49 PM

Experts explain why major earthquakes struck Venezuela, Japan and California within hours of one another and whether the events were connected. The piece discusses concepts such as seismic doublets and earthquake swarms.

From ‘seismic doublets’ to ‘earthquake swarms’ – what do we know about this week’s global tremors?