M 4.7 earthquake near Philippine Sea (Northern Mariana Islands) — 1981-12-28

Magnitude 4.7 earthquake near Philippine Sea (733 km N of Capitol Hill, Northern Mariana Islands), depth 33 km, 19:28 Local (1981-12-28 09:28 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (733 km N of Capitol Hill, Northern Mariana Islands) — 21.468, 143.55

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