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Sequence · 2001-12-23

M 6.8 · Observed seismic cluster · 22 km WNW of Malango, Solomon Islands

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 cluster9
M6+1
Analysis radius308 km
Observation window14 days
Largest secondary eventM 5.1
Quake Pulse

Sequence timeline

Within first 24 hours5
Within first 7 days7
Observed duration10.1 d
Gap from reference eventM 1.7
0 h10.1 d
Quake Pulse

Main-event impact

Shallow

51/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.822 km WNW of Malango, Solomon Islands16.0 km2001-12-23 22:52:54 UTCView event →
M 4.727 km WNW of Malango, Solomon Islands33.0 km2001-12-24 00:20:42 UTCView event →
M 4.542 km W of Malango, Solomon Islands33.0 km2001-12-24 00:34:28 UTCView event →
M 4.840 km NW of Malango, Solomon Islands33.0 km2001-12-24 06:19:48 UTCView event →
M 4.523 km WNW of Malango, Solomon Islands33.0 km2001-12-24 07:19:15 UTCView event →
M 4.640 km WNW of Malango, Solomon Islands33.0 km2001-12-25 14:24:35 UTCView event →
M 5.128 km NNW of Malango, Solomon Islands33.0 km2001-12-28 22:24:13 UTCView event →
M 4.948 km WNW of Malango, Solomon Islands33.0 km2001-12-31 05:23:06 UTCView event →
M 4.994 km WNW of Honiara, Solomon Islands33.0 km2002-01-03 02:25:10 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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