The 2014 Iquique earthquake struck off the coast of Chile on 1 April, with a moment magnitude of 8.1–8.2, at 20:46 local time (23:46 UTC). The epicenter of the earthquake was approximately 95 kilometres (59 mi) northwest of Iquique. The mainshock was preceded by a number of moderate to large shocks and was followed by a large number of moderate to very large aftershocks, including a M7.7 event on 3 April. The megathrust earthquake triggered a tsunami of up to 2.11 metres (6.9 ft) that hit Iquique at 21:05 local time (00:05 UTC, 2 April). Similar-sized tsunamis were also reported to have hit the coasts of Pisagua and Arica.
Why this event still matters
Historical incidents shape the rules that protect people today — building codes, evacuation policy, warning systems and inspection regimes almost always trace back to a specific disaster. Studying 2014 Iquique earthquake alongside current events is how preparedness improves.
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