Quakes · tsunami

Earthquake magnitude 5.7 (mww) in 51.100N 178.717E, depth 18 km at 180627Z may 22

Rat Islands, Aleutian Islands, Alaska · USGS-US6000HLXV

issued: 2022-05-18 06:27Z
status: cancelled 2022-05-21 06:27Z
self-cancels: 2022-05-21 06:27Z
authority: USGS NEIC
sea: North Pacific Ocean
position: 51.100, 178.717
source: usgs · first seen 2026-09-03 15:13Z

Original warning text

RAT ISLANDS, ALEUTIAN ISLANDS, ALASKA.
1. EARTHQUAKE MAGNITUDE 5.7 (MWW) IN 51.100N 178.717E, DEPTH 18 KM AT 180627Z MAY 22.
2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES.
3. USGS EVENT US6000HLXV. https://earthquake.usgs.gov/earthquakes/eventpage/us6000hlxv

This area · earthquake & tsunami bulletins

80 within 180 nm since 1997 · 7 in the last 12 months · 0 in force now

296 km wsw of adak, alaska2026-05-09
Earthquake magnitude 6.1 (ml) in 50.981N 179.214E, depth 16 km at 090442Z may 262026-05-09
233 km ese of attu station, alaska2026-05-06
231 km ese of attu station, alaska2026-03-06
223 km ese of attu station, alaska2026-03-04
280 km ese of attu station, alaska2026-01-15

Season · when earthquake & tsunami bulletins happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

5 earthquake & tsunami bulletins in force · see all

Quakes

Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay. All current earthquake & tsunami bulletins →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.