Sequence · 2017-04-03

M 6.5 · Observed seismic cluster · 132 km WSW of Moijabana, Botswana

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 cluster7
M6+1
Analysis radius260 km
Observation window14 days
Largest secondary eventM 5.0
Quake Pulse

Sequence timeline

Within first 24 hours4
Within first 7 days7
Observed duration5.1 d
Gap from reference eventM 1.5
0 h5.1 d
Quake Pulse

Main-event impact

937 Felt reports · PAGER GREEN · Shallow

64/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.5132 km WSW of Moijabana, Botswana29.0 km2017-04-03 17:40:18 UTCView event →
M 5.092 km SSW of Letlhakane, Botswana10.0 km2017-04-03 17:50:16 UTCView event →
M 4.7129 km W of Moijabana, Botswana16.2 km2017-04-03 18:11:26 UTCView event →
M 4.6136 km W of Moijabana, Botswana15.0 km2017-04-03 18:38:12 UTCView event →
M 5.0137 km SSW of Letlhakane, Botswana10.0 km2017-04-05 00:55:50 UTCView event →
M 4.5124 km NNE of Khudumelapye, Botswana10.0 km2017-04-06 02:30:22 UTCView event →
M 4.7137 km SSW of Letlhakane, Botswana14.4 km2017-04-08 19:55:32 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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