Sequence · 2010-05-09

M 7.2 · Observed seismic cluster · 45 km SSW of Meulaboh, Indonesia

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 cluster4
M6+1
Analysis radius372 km
Observation window14 days
Largest secondary eventM 5.4
Quake Pulse

Sequence timeline

Within first 24 hours1
Within first 7 days4
Observed duration2.8 d
Gap from reference eventM 1.8
0 h2.8 d
Quake Pulse

Main-event impact

227 Felt reports · Shallow

64/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 7.245 km SSW of Meulaboh, Indonesia38.0 km2010-05-09 05:59:41 UTCView event →
M 5.477 km SSW of Meulaboh, Indonesia40.5 km2010-05-11 12:17:47 UTCView event →
M 4.6108 km SSW of Banda Aceh, Indonesia55.0 km2010-05-11 13:28:32 UTCView event →
M 4.568 km SE of Sinabang, Indonesia38.8 km2010-05-12 01:37:58 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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