M 4.6 earthquake in Mexico (Salina Cruz) — July 9, 1977

M 4.6 earthquake in Mexico (Salina Cruz) — July 9, 1977. Epicenter 106 km N of Salina Cruz, depth 90 km, 01:03 Local (1977-07-09 07:03 UTC). Shaking felt by ~351K people. Readings from every reporting agency, affected towns, aftershock sequence.

106 km N of Salina Cruz (Mexico) — 17.113, -95.064

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