M 5.5 earthquake near Philippine Sea (Northern Mariana Islands) — 1977-04-11

Magnitude 5.5 earthquake near Philippine Sea (959 km N of Capitol Hill, Northern Mariana Islands), depth 33 km, 07:56 Local (1977-04-11 22:56 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (959 km N of Capitol Hill, Northern Mariana Islands) — 23.183, 142.26

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