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Sequence · 2007-04-04

M 6.5 · Observed seismic cluster · 129 km S of Isangel, Vanuatu

Explore clusters of M4.5+ events observed around significant earthquakes. These clusters are descriptive and are not presented as earthquake predictions.

M4.5+ events in cluster24
M6+1
Analysis radius260 km
Observation window14 days
Largest secondary eventM 5.3
Quake Pulse

Sequence timeline

Within first 24 hours8
Within first 7 days21
Observed duration10.2 d
Gap from reference eventM 1.2
0 h10.2 d
Quake Pulse

Main-event impact

Shallow

38/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.5129 km S of Isangel, Vanuatu10.0 km2007-04-04 11:02:29 UTCView event →
M 4.9129 km SSW of Isangel, Vanuatu10.0 km2007-04-04 13:05:36 UTCView event →
M 4.7133 km NE of Tadine, New Caledonia10.0 km2007-04-04 13:35:02 UTCView event →
M 5.0134 km SSW of Isangel, Vanuatu10.0 km2007-04-04 13:36:24 UTCView event →
M 4.596 km NE of Tadine, New Caledonia10.0 km2007-04-04 15:38:24 UTCView event →
M 5.0131 km SSW of Isangel, Vanuatu10.0 km2007-04-04 16:38:42 UTCView event →
M 4.592 km ENE of Tadine, New Caledonia10.0 km2007-04-05 06:10:01 UTCView event →
M 4.9136 km SSW of Isangel, Vanuatu10.0 km2007-04-05 07:13:17 UTCView event →
M 4.9115 km SSW of Isangel, Vanuatu10.0 km2007-04-05 12:09:53 UTCView event →
M 4.7109 km NE of Tadine, New Caledonia10.0 km2007-04-06 09:20:48 UTCView event →
M 4.9112 km ENE of Tadine, New Caledonia10.0 km2007-04-06 14:45:09 UTCView event →
M 4.6101 km ENE of Tadine, New Caledonia10.0 km2007-04-07 02:58:57 UTCView event →
M 4.6111 km ENE of Tadine, New Caledonia10.0 km2007-04-07 07:01:59 UTCView event →
M 4.8105 km NE of Tadine, New Caledonia10.0 km2007-04-07 08:09:05 UTCView event →
M 4.9105 km NE of Tadine, New Caledonia10.0 km2007-04-07 08:20:16 UTCView event →
M 5.2114 km NE of Tadine, New Caledonia10.0 km2007-04-07 08:30:10 UTCView event →
M 4.9112 km NE of Tadine, New Caledonia10.0 km2007-04-07 08:46:39 UTCView event →
M 4.8102 km NE of Tadine, New Caledonia10.0 km2007-04-07 13:08:44 UTCView event →
M 4.8122 km SSW of Isangel, Vanuatu10.0 km2007-04-08 14:10:50 UTCView event →
M 4.590 km NE of Tadine, New Caledonia32.3 km2007-04-09 16:10:14 UTCView event →
M 4.799 km NE of Tadine, New Caledonia36.1 km2007-04-11 02:52:56 UTCView event →
M 5.1134 km ENE of Tadine, New Caledonia35.0 km2007-04-11 16:26:36 UTCView event →
M 5.3131 km E of Tadine, New Caledonia10.0 km2007-04-12 10:58:59 UTCView event →
M 4.9112 km NE of Tadine, New Caledonia36.6 km2007-04-14 16:46:24 UTCView event →

Interpretation

Explore clusters of M4.5+ events observed around significant earthquakes. These clusters are descriptive and are not presented as earthquake predictions. Historical small-earthquake detection varies through time. Long-term comparisons are most robust at higher magnitude thresholds.

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