Quakes

Earthquake magnitude 5.5 (mww) in 15.905N 147.258E, depth 10 km at 111502Z aug 21

Mariana Islands Region · USGS-US6000F45X

issued: 2021-08-11 15:02Z
status: cancelled 2021-08-14 15:02Z
self-cancels: 2021-08-14 15:02Z
authority: USGS NEIC
sea: North Pacific Ocean
position: 15.905, 147.258
source: usgs · first seen 2026-09-03 15:13Z

Original warning text

MARIANA ISLANDS REGION.
1. EARTHQUAKE MAGNITUDE 5.5 (MWW) IN 15.905N 147.258E, DEPTH 10 KM AT 111502Z AUG 21.
2. USGS EVENT US6000F45X. https://earthquake.usgs.gov/earthquakes/eventpage/us6000f45x

This area · earthquake & tsunami bulletins

65 within 180 nm since 1997 · 1 in the last 12 months · 0 in force now

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Earthquake magnitude 6.1 (mww) in 13.347N 147.530E, depth 8 km at 141351Z aug 232023-08-14
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Nearby now · within 120 nm

Hazardous operations 0100Z to 0800Z daily 01 thru 03 sep in area bound by 17-00.00N 145-04.98E, 17-00.00N…Exercises · 84.1 nm
Hazardous operationsExercises · 84.1 nm

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