M 5.6 Earthquake in Ecuador (Riobamba) — November 3, 1981

M 5.6 Earthquake in Ecuador (Riobamba) — November 3, 1981. Epicenter 30 km SE of Riobamba, depth 129 km, 02:02 Local (1981-11-03 07:02 UTC). Shaking felt by ~9.8M people. Readings from every reporting agency, affected towns, aftershock sequence.

30 km SE of Riobamba (Ecuador) — -1.831, -78.436

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