Pacific Ring of Fire

Tonga Hit by Magnitude-7.1 Earthquake; Tsunami Threat, Ring of Fire Concerns

A powerful magnitude-7.1 earthquake struck 100 kilometers northeast of Tonga, prompting a tsunami warning for the island nation. The US Tsunami Warning Center later canceled the advisory after detecting only minor wave fluctuations. Tonga’s Meteorological Service advised residents to evacuate to higher ground or reinforced structures. While some buoys recorded brief increases in water height, no tsunami threat exists for Australia.

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Japan Earthquake Triggers Tsunami Advisory, Later Rescinded

A 6.9 magnitude earthquake struck off the coast of southwest Japan, prompting a tsunami advisory for Miyazaki and Kochi prefectures. A one-meter tsunami wave hit the coast within 30 minutes, though the advisory was later lifted. Authorities, however, warned of potential secondary waves and ongoing risks from cliff collapses and falling rocks. The event highlights Japan’s vulnerability due to its location on the Pacific Ring of Fire, reminding residents of the importance of earthquake preparedness.

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