M 4.8 earthquake: Indian Ocean (Australia) — April 26, 1977

M 4.8 earthquake: Indian Ocean (Australia) — April 26, 1977. Epicenter 2523 km SW of Busselton, depth 33 km, 04:01 Local (1977-04-25 22:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (2523 km SW, Australia) — -41.682, 88.377

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