M 4.5 earthquake near North Pacific Ocean (Northern Mariana Islands) — 1981-02-17

Magnitude 4.5 earthquake near North Pacific Ocean (429 km N, Northern Mariana Islands), depth 84 km, 04:40 Local (1981-02-17 18:40 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (429 km N, Northern Mariana Islands) — 18.986, 146.589

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