Quakes · tsunami
61 km ssw of nikolski, alaska
USGS-US2000A68X
- issued
- 2017-08-09 05:40Z
- status
- cancelled 2017-08-12 05:40Z
- self-cancels
- 2017-08-12 05:40Z
- authority
- USGS NEIC
- sea
- North Pacific Ocean
- position
- 52.402, -169.050
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
61 KM SSW OF NIKOLSKI, ALASKA. 1. EARTHQUAKE MAGNITUDE 5.5 (MWW) IN 52.402N 169.050W, DEPTH 29 KM AT 090540Z AUG 17. 2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES. 3. USGS EVENT US2000A68X. https://earthquake.usgs.gov/earthquakes/eventpage/us2000a68x
This area · earthquake & tsunami bulletins
104 within 180 nm since 1997 · 8 in the last 12 months · 1 in force now
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- 84 km ssw of nikolski, alaska2026-09-03
- 103 km se of atka, alaska2026-07-26
- 172 km ene of atka, alaska2026-05-22
- 88 km se of akutan, alaska2026-04-25
- 92 km s of nikolski, alaska2026-03-05
- 93 km sw of nikolski, alaska2026-02-23
Season · when earthquake & tsunami bulletins happen here
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month of issue, all years in the archive
Timeline · 2 messages since 2017-08-09 · closed 2017-08-12
- 61 km ssw of nikolski, alaska this message2017-08-09 → 2017-08-12
- 55 km ssw of nikolski, alaska2017-08-09 → 2017-08-12
joined by proximity
Nearby now · within 120 nm
- 84 km ssw of nikolski, alaskaQuakes · 15.8 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.