M 4.8 earthquake in Colombia (Bucaramanga) — February 21, 1991

M 4.8 earthquake in Colombia (Bucaramanga) — February 21, 1991. Epicenter 36 km SE of Bucaramanga, depth 164 km, 01:08 Local (1991-02-21 06:08 UTC). Shaking felt by ~889K people. Readings from every reporting agency, affected towns, aftershock sequence.

36 km SE of Bucaramanga (Colombia) — 6.841, -72.975

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