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Cotabato Trench
Location StrategicCotabato Trench is a deep oceanic trench in the Philippines, affected by recent seismic activity.
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About
The Cotabato Trench, a significant geological feature in the Philippines, has recently gained attention due to a powerful 7.8-magnitude earthquake that struck southern Mindanao island. This seismic event caused substantial uplift of the seabed by up to two meters, leading to the exposure of coral reefs and significant harm to marine life. The earthquake resulted in numerous fatalities, with at least 61 reported deaths, and left many individuals missing and injured. Hundreds of aftershocks have continued to jolt the region, highlighting the ongoing seismic instability. The devastation has impacted coastal cities and towns, with collapsed buildings and damaged roads hindering rescue efforts. The recent seismic activity underscores the geological significance of the Cotabato Trench and its vulnerability to major earthquakes, with ongoing concerns about the potential rise in the death toll and the long-term environmental consequences.
Last updated: July 16, 2026


