M 5.4 earthquake: North Atlantic Ocean (Ecuador) — July 27, 1991

M 5.4 earthquake: North Atlantic Ocean (Ecuador) — July 27, 1991. Epicenter 257 km N of Santa Cruz, depth 10 km, 04:06 Local (1991-07-27 10:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (257 km N, Ecuador) — 1.773, -90.49

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