M 7.7 in New Caledonia on 19 May 2023 02:57 UTC

2023-05-19 06:21 message from NTWC

Key information extracted from original GTS message :

  • An earthquake with a preliminary magnitude of 7.7 occurred southeast of the loyalty ISLANDS at 0257 UTC on friday MAY 19 2023
  • Based on all available data the TSUNAMI threat from this earthquake has now passed
Tsunami Observations

  • The following are tsunami wave observations from coastal and/or deep-ocean sea level gauges at the indicated locations the maximum tsunami height is measured with respect to the normal tide level
Lenakel Vu-19.5169.305: 110.6104
East Cape Nz-37.6178.205: 440.1108
Fishing Rock Raoul-29.3-177.905: 350.1504
Raoul Is Boat Cove-29.3-177.905: 230.0706
North Cape Nz-34.417305: 320.2106
Hienghene New Cale-20.7164.904: 540.0320
Thio New Caledonia-21.6166.204: 090.0720
Mare New Caledonia-21.5167.904: 130.1906
Ouinne New Caledon-22166.704: 060.2008
Lifou New Caledoni-20.9167.304: 000.1206