Quakes

181 km se of chignik, alaska

USGS-AK021BWMMASC

issued: 2021-09-16 17:51Z
status: cancelled 2021-09-19 17:51Z
self-cancels: 2021-09-19 17:51Z
authority: USGS NEIC
sea: North Pacific Ocean
position: 55.071, -156.499
source: usgs · first seen 2026-09-03 15:13Z

Original warning text

181 KM SE OF CHIGNIK, ALASKA.
1. EARTHQUAKE MAGNITUDE 5.6 (MWW) IN 55.071N 156.499W, DEPTH 37 KM AT 161751Z SEP 21.
2. USGS EVENT AK021BWMMASC. https://earthquake.usgs.gov/earthquakes/eventpage/ak021bwmmasc

This area · earthquake & tsunami bulletins

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

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