M 5.5 earthquake in Ecuador (Guayaquil) — April 28, 1973

M 5.5 earthquake in Ecuador (Guayaquil) — April 28, 1973. Epicenter 87 km N of Guayaquil, depth 109 km, 07:21 Local (1973-04-28 12:21 UTC). Shaking felt by ~7.8M people. Readings from every reporting agency, affected towns, aftershock sequence.

87 km N of Guayaquil (Ecuador) — -1.438, -79.875

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