M 4.6 earthquake in Chile (Antofagasta) — August 20, 1999

M 4.6 earthquake in Chile (Antofagasta) — August 20, 1999. Epicenter 118 km E of Antofagasta, depth 93 km, 23:36 Local (1999-08-21 03:36 UTC). Shaking felt by ~73K people. Readings from every reporting agency, affected towns, aftershock sequence.

118 km E of Antofagasta (Chile) — -23.903, -69.277

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