Quakes · tsunami

133 km se of old harbor, alaska

USGS-AK025B7POVRC

issued: 2025-09-01 11:02Z
status: cancelled 2025-09-04 11:02Z
self-cancels: 2025-09-04 11:02Z
authority: USGS NEIC
sea: Gulf of Alaska
position: 56.248, -151.974
source: usgs · first seen 2026-09-03 15:13Z

Original warning text

133 KM SE OF OLD HARBOR, ALASKA.
1. EARTHQUAKE MAGNITUDE 5.6 (MWW) IN 56.248N 151.974W, DEPTH 12 KM AT 011102Z SEP 25.
2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES.
3. USGS EVENT AK025B7POVRC. https://earthquake.usgs.gov/earthquakes/eventpage/ak025b7povrc

This area · earthquake & tsunami bulletins

35 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

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Earthquake magnitude 5.7 (mww) in 53.685N 150.583W, depth 10 km at 011635Z dec 202020-12-01

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Nearby now · within 120 nm

Uscg remote communication facility kodiak (j) 57-46.00N 152-34.00W hf and dsc services unreliableNav aids · 93.2 nm
Weather fax services off air at uscg remote communication facility kodiak (j) 57-46.00N 152-34.00WNav aids · 93.2 nm

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