Quakes · event

85 km ssw of sand point, alaska

7 messages · 2023-07-16 to 2023-08-06

status
closed 2023-08-06 19:33Z
opened
2023-07-16 06:48Z
sea
North Pacific Ocean
position
54.639, -161.072
joined by
chain (a message cancels or replaces another); proximity (same type, same sea, within 30 nm and 30 days)
key
earthquake:USGS-US7000KG30

Timeline · 7 messages, oldest first

  1. 1
    USGS-US7000KG302023-07-16 06:48Z → cancelled 2023-07-19 06:48Z
    2023 sand point, alaska earthquaketsunami
    2023 SAND POINT, ALASKA EARTHQUAKE.
    1. EARTHQUAKE MAGNITUDE 7.2 (MWW) IN 54.393N 160.762W, DEPTH 25 KM AT 160648Z JUL 23.
    2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES.
    3. USGS EVENT US7000KG30. https://earthquake.usgs.gov/earthquakes/eventpage/us7000kg30
  2. 2
    USGS-US7000KG312023-07-16 06:51Z → cancelled 2023-07-19 06:51Z
    81 km ssw of sand point, alaska
    81 KM SSW OF SAND POINT, ALASKA.
    1. EARTHQUAKE MAGNITUDE 5.8 (MB) IN 54.628N 160.815W, DEPTH 35 KM AT 160651Z JUL 23.
    2. USGS EVENT US7000KG31. https://earthquake.usgs.gov/earthquakes/eventpage/us7000kg31
  3. 3
    NAVAREA XII 440/232023-07-16 07:08Z → cancelled 2023-07-16 07:32Z (archive)
    Earthquake with magnitude of 7.3 has occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul
    NORTH PACIFIC.
    ALASKA.
    EARTHQUAKE WITH MAGNITUDE OF 7.3 HAS
    OCCURRED IN VICINITY 54-30.00N 160-48.00W
    AT 160648Z JUL. TSUNAMI WAVES ARE POSSIBLE WHICH
    COULD CAUSE DAMAGE TO COASTS AND ISLANDS IN
    THE PACIFIC AREA. TSUNAMI WAVE HEIGHTS CANNOT
    BE PREDICTED AND MAY BE A SERIES OF WAVES
    WHICH COULD BE DANGEROUS FOR SEVERAL HOURS
    AFTER THE INITIAL WAVE ARRIVAL.
    
  4. 4
    NAVAREA XII 441/232023-07-16 07:32Z → cancelled 2023-07-16 07:55Z (archive)
    Earthquake with magnitude of 7.4 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul
    GULF OF ALASKA.
    NORTH PACIFIC.
    ALASKA.
    1. EARTHQUAKE WITH MAGNITUDE OF 7.4
       OCCURRED IN VICINITY 54-30.00N 160-48.00W
       AT 160648Z JUL. TSUNAMI WAVES ARE POSSIBLE
       WHICH COULD CAUSE DAMAGE TO THE
       SURROUNDING COASTS.
    2. TSUNAMI ACTIVITY IS FORECASTED TO START AT
       THE FOLLOWING TIMES:
       A. SAND POINT 55-20.19N 160-29.60W AT 0810Z.
       B. KODIAK 57-54.58N 152-23.69W AT 0835Z.
       C. COLD BAY 55-12.55N 162-42.85W AT 0935Z.
    3. TSUNAMI WAVE HEIGHTS CANNOT BE PREDICTED
       AND MAY BE A SERIES OF WAVES WHICH COULD BE
       DANGEROUS FOR SEVERAL HOURS AFTER THE
       INITIAL WAVE ARRIVAL.
    4. CANCEL NAVAREA XII 440/23.
    
  5. 5
    NAVAREA XII 442/232023-07-16 07:55Z → cancelled 2023-07-16 08:53Z (archive)
    Earthquake with magnitude of 7.2 occurred in vicinity 54-30.00N 160-48.00W at 160648Z jul
    GULF OF ALASKA.
    NORTH PACIFIC.
    ALASKA.
    1. EARTHQUAKE WITH MAGNITUDE OF 7.2
       OCCURRED IN VICINITY 54-30.00N 160-48.00W
       AT 160648Z JUL. TSUNAMI WAVES ARE POSSIBLE
       WHICH COULD CAUSE DAMAGE TO SOUTH ALASKA
       AND THE ALASKA PENINSULA.
    2. TSUNAMI ACTIVITY IS FORECASTED TO START AT
       THE FOLLOWING TIMES:
       A. SAND POINT 55-20.19N 160-29.60W AT 0810Z.
       B. COLD BAY 55-12.55N 162-42.85W AT 0935Z.
    3. TSUNAMI WAVE HEIGHTS CANNOT BE PREDICTED
       AND MAY BE A SERIES OF WAVES WHICH COULD BE
       DANGEROUS FOR SEVERAL HOURS AFTER THE
       INITIAL WAVE ARRIVAL.
    4. CANCEL NAVAREA XII 441/23.
    
  6. 6
    NAVAREA XII 443/232023-07-16 08:53Z → cancelled 2023-07-16 08:53Z (archive)
    Cancel NAVAREA XII 442/23 and this msg, tsunami warning canceled
    GULF OF ALASKA.
    NORTH PACIFIC.
    ALASKA.
    CANCEL NAVAREA XII 442/23 AND THIS MSG,
    TSUNAMI WARNING CANCELED.
    
  7. 7
    USGS-US6000KXME2023-08-03 19:33Z → cancelled 2023-08-06 19:33Z
    85 km ssw of sand point, alaskatsunami
    85 KM SSW OF SAND POINT, ALASKA.
    1. EARTHQUAKE MAGNITUDE 5.6 (MWW) IN 54.639N 161.072W, DEPTH 35 KM AT 031933Z AUG 23.
    2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES.
    3. USGS EVENT US6000KXME. https://earthquake.usgs.gov/earthquakes/eventpage/us6000kxme

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. Events are assembled automatically from official navigational warnings; the grouping can be wrong. Mariners must use official NAVAREA broadcasts and their national MSI service.

85 km ssw of sand point, alaska — North Pacific Ocean · seahazards