M 5.0 earthquake: Indian Ocean (Sri Lanka) — December 15, 1977

M 5.0 earthquake: Indian Ocean (Sri Lanka) — December 15, 1977. Epicenter 1099 km SE of Matara, depth 33 km, 21:51 Local (1977-12-15 15:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1099 km SE, Sri Lanka) — -2.455, 85.747

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