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Sequence · 2015-05-20

M 6.8 · Observed seismic cluster · 178 km W of Lata, 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 cluster30
M6+3
Analysis radius308 km
Observation window14 days
Largest secondary eventM 6.9
Quake Pulse

Sequence timeline

Within first 24 hours8
Within first 7 days28
Observed duration9.5 d
Gap from reference eventM 0.0
0 h9.5 d
Quake Pulse

Main-event impact

PAGER GREEN · Tsunami indicator · Shallow

58/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.8178 km W of Lata, Solomon Islands11.0 km2015-05-20 22:48:53 UTCView event →
M 5.1201 km ESE of Kirakira, Solomon Islands10.0 km2015-05-20 23:01:42 UTCView event →
M 4.5211 km W of Lata, Solomon Islands10.0 km2015-05-20 23:19:18 UTCView event →
M 4.5207 km W of Lata, Solomon Islands10.0 km2015-05-21 02:18:25 UTCView event →
M 4.6190 km W of Lata, Solomon Islands10.0 km2015-05-21 12:25:18 UTCView event →
M 4.8209 km W of Lata, Solomon Islands10.0 km2015-05-21 12:26:34 UTCView event →
M 5.0193 km ESE of Kirakira, Solomon Islands10.0 km2015-05-21 12:27:15 UTCView event →
M 4.9212 km ESE of Kirakira, Solomon Islands27.8 km2015-05-21 12:48:33 UTCView event →
M 4.7105 km SW of Lata, Solomon Islands10.0 km2015-05-22 10:22:24 UTCView event →
M 6.9205 km ESE of Kirakira, Solomon Islands11.2 km2015-05-22 21:45:19 UTCView event →
M 5.3182 km ESE of Kirakira, Solomon Islands10.0 km2015-05-22 21:50:25 UTCView event →
M 5.1174 km ESE of Kirakira, Solomon Islands10.0 km2015-05-22 22:03:05 UTCView event →
M 4.9188 km ESE of Kirakira, Solomon Islands10.0 km2015-05-22 22:21:05 UTCView event →
M 6.8159 km ESE of Kirakira, Solomon Islands10.0 km2015-05-22 23:59:33 UTCView event →
M 5.1189 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 00:20:48 UTCView event →
M 5.3163 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 00:39:27 UTCView event →
M 4.6180 km E of Kirakira, Solomon Islands10.0 km2015-05-23 00:43:01 UTCView event →
M 4.9183 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 00:54:00 UTCView event →
M 4.5193 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 01:04:42 UTCView event →
M 4.6210 km W of Lata, Solomon Islands14.9 km2015-05-23 03:21:16 UTCView event →
M 4.7187 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 04:15:54 UTCView event →
M 4.7137 km SE of Kirakira, Solomon Islands10.0 km2015-05-23 06:07:07 UTCView event →
M 4.8196 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 09:20:03 UTCView event →
M 4.5210 km W of Lata, Solomon Islands10.0 km2015-05-23 13:49:53 UTCView event →
M 4.9192 km ESE of Kirakira, Solomon Islands10.0 km2015-05-23 14:10:14 UTCView event →
M 4.6178 km SE of Kirakira, Solomon Islands10.0 km2015-05-24 10:25:16 UTCView event →
M 4.9Solomon Islands10.0 km2015-05-25 01:50:47 UTCView event →
M 4.6202 km ESE of Kirakira, Solomon Islands10.0 km2015-05-25 02:00:44 UTCView event →
M 4.7128 km SSE of Kirakira, Solomon Islands23.4 km2015-05-28 11:41:56 UTCView event →
M 4.6184 km ESE of Kirakira, Solomon Islands41.3 km2015-05-30 10:47:19 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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