M 4.6 earthquake: Ionian Sea (Pirgos, Greece) — January 9, 1981

M 4.6 earthquake: Ionian Sea (Pirgos, Greece) — January 9, 1981. Epicenter 126 km W of Pirgos, depth 10 km, 00:49 Local (1981-01-08 22:49 UTC). Shaking felt by ~41K people. Readings from every reporting agency, affected towns, aftershock sequence.

Ionian Sea (126 km W of Pirgos, Greece) — 37.942, 20.049

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