M 4.5 earthquake in Russia (Ust-Olenyok) — January 22, 1981

M 4.5 earthquake in Russia (Ust-Olenyok) — January 22, 1981. Epicenter 99 km E of Ust-Olenyok, depth 33 km, 09:26 Local (1981-01-22 00:26 UTC). Shaking felt by ~71K people. Readings from every reporting agency, affected towns, aftershock sequence.

99 km E of Ust-Olenyok (Russia) — 72.944, 122.823

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