M 6.1 earthquake: Philippine Sea (Yilan, Taiwan) — October 21, 1920

M 6.1 earthquake: Philippine Sea (Yilan, Taiwan) — October 21, 1920. Epicenter 88 km E of Yilan, depth 35 km, 03:16 Local (1920-10-20 19:16 UTC). Shaking felt by ~37.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (88 km E of Yilan, Taiwan) — 24.7, 122.616

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