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Sequence · 2013-04-14

M 6.6 · Observed seismic cluster · 98 km W of Panguna, Papua New Guinea

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 cluster10
M6+1
Analysis radius276 km
Observation window14 days
Largest secondary eventM 5.7
Quake Pulse

Sequence timeline

Within first 24 hours4
Within first 7 days8
Observed duration13.9 d
Gap from reference eventM 0.9
0 h13.9 d
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Main-event impact

PAGER GREEN · Tsunami indicator · Shallow

54/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.698 km W of Panguna, Papua New Guinea31.0 km2013-04-14 01:32:22 UTCView event →
M 4.5104 km WSW of Panguna, Papua New Guinea35.0 km2013-04-14 07:49:38 UTCView event →
M 4.7112 km WSW of Panguna, Papua New Guinea36.7 km2013-04-14 09:46:36 UTCView event →
M 4.5100 km WSW of Panguna, Papua New Guinea35.0 km2013-04-14 16:10:32 UTCView event →
M 4.7108 km WSW of Panguna, Papua New Guinea10.0 km2013-04-16 06:35:42 UTCView event →
M 5.7120 km WSW of Panguna, Papua New Guinea7.0 km2013-04-16 10:00:22 UTCView event →
M 4.7120 km W of Panguna, Papua New Guinea10.0 km2013-04-17 15:52:45 UTCView event →
M 4.6122 km W of Panguna, Papua New Guinea70.1 km2013-04-18 21:00:17 UTCView event →
M 4.689 km WSW of Panguna, Papua New Guinea73.5 km2013-04-25 04:57:15 UTCView event →
M 4.8New Ireland region, Papua New Guinea67.7 km2013-04-27 22:05:19 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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