Key information extracted from original GTS message :
- An earthquake with a preliminary magnitude of 7.1 occurred southeast of the loyalty ISLANDS at 0151 UTC on saturday MAY 20 2023
- Based on all available data the TSUNAMI threat from this earthquake has now passed
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- 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
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GAUGE LOCATION | LAT | LON | TIME (UTC) | HEIGHT (m) | PERIOD (min) |
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Thio New Caledonia | -21.6 | 166.2 | 03: 13 | 0.03 | 10 |
Ouinne New Caledon | -22 | 166.7 | 03: 03 | 0.14 | 08 |
Lifou New Caledoni | -20.9 | 167.3 | 03: 01 | 0.11 | 04 |
Mare New Caledonia | -21.5 | 167.9 | 02: 57 | 0.12 | 06 |