M 4.6 earthquake near San Martín, Peru — 1983-08-21

Magnitude 4.6 earthquake near 159 km NE of Moyobamba (Peru), depth 130 km, 10:47 Local (1983-08-21 15:47 UTC). Shaking felt by ~157K people. Readings from every reporting agency, affected towns, aftershock sequence.

159 km NE of Moyobamba (Peru) — -4.981, -76.011

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