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Sequence · 2009-08-16

M 6.7 · Observed seismic cluster · 112 km WSW of Padang, 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 cluster60
M6+1
Analysis radius292 km
Observation window14 days
Largest secondary eventM 5.9
Quake Pulse

Sequence timeline

Within first 24 hours28
Within first 7 days54
Observed duration12.9 d
Gap from reference eventM 0.8
0 h12.9 d
Quake Pulse

Main-event impact

130 Felt reports · Shallow

56/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.7112 km WSW of Padang, Indonesia20.0 km2009-08-16 07:38:21 UTCView event →
M 4.9105 km SW of Padang, Indonesia10.0 km2009-08-16 07:45:58 UTCView event →
M 4.7116 km SW of Padang, Indonesia10.0 km2009-08-16 08:13:22 UTCView event →
M 4.7121 km WSW of Padang, Indonesia10.0 km2009-08-16 08:23:51 UTCView event →
M 4.5180 km SW of Padang, Indonesia10.0 km2009-08-16 10:13:11 UTCView event →
M 4.9Kepulauan Mentawai region, Indonesia33.2 km2009-08-16 10:21:46 UTCView event →
M 4.7Kepulauan Mentawai region, Indonesia10.0 km2009-08-16 10:43:53 UTCView event →
M 5.4123 km WSW of Padang, Indonesia10.0 km2009-08-16 10:45:26 UTCView event →
M 4.9110 km SW of Padang, Indonesia31.4 km2009-08-16 11:27:05 UTCView event →
M 4.5144 km WSW of Padang, Indonesia10.0 km2009-08-16 12:15:36 UTCView event →
M 4.6101 km WSW of Padang, Indonesia34.0 km2009-08-16 12:28:25 UTCView event →
M 4.6111 km WSW of Padang, Indonesia10.0 km2009-08-16 12:37:32 UTCView event →
M 5.8116 km WSW of Padang, Indonesia21.0 km2009-08-16 12:49:00 UTCView event →
M 5.0123 km WSW of Padang, Indonesia10.0 km2009-08-16 12:57:56 UTCView event →
M 4.6131 km WSW of Padang, Indonesia10.0 km2009-08-16 13:04:32 UTCView event →
M 4.9137 km WSW of Padang, Indonesia23.4 km2009-08-16 18:42:23 UTCView event →
M 5.2119 km WSW of Padang, Indonesia10.0 km2009-08-16 18:50:11 UTCView event →
M 4.7127 km WSW of Padang, Indonesia10.0 km2009-08-16 19:17:23 UTCView event →
M 4.9Kepulauan Mentawai region, Indonesia10.0 km2009-08-16 19:53:24 UTCView event →
M 4.5128 km WSW of Padang, Indonesia10.0 km2009-08-16 19:55:19 UTCView event →
M 4.8109 km WSW of Padang, Indonesia10.0 km2009-08-16 20:00:37 UTCView event →
M 4.9135 km SW of Padang, Indonesia10.0 km2009-08-16 20:15:53 UTCView event →
M 5.0101 km WSW of Padang, Indonesia30.4 km2009-08-16 20:23:44 UTCView event →
M 4.5119 km SW of Padang, Indonesia10.0 km2009-08-16 20:44:17 UTCView event →
M 4.5124 km WSW of Padang, Indonesia19.2 km2009-08-16 21:10:18 UTCView event →
M 4.9123 km WSW of Padang, Indonesia10.0 km2009-08-16 21:53:12 UTCView event →
M 4.7122 km WSW of Padang, Indonesia10.0 km2009-08-16 22:48:39 UTCView event →
M 4.9112 km SW of Padang, Indonesia10.0 km2009-08-17 00:33:46 UTCView event →
M 4.6121 km SW of Padang, Indonesia10.0 km2009-08-17 09:07:00 UTCView event →
M 4.9124 km SW of Padang, Indonesia10.0 km2009-08-17 09:24:19 UTCView event →
M 5.0114 km WSW of Padang, Indonesia10.0 km2009-08-17 13:55:37 UTCView event →
M 4.8116 km WSW of Padang, Indonesia10.0 km2009-08-17 14:14:06 UTCView event →
M 4.5125 km WSW of Padang, Indonesia10.0 km2009-08-18 05:13:06 UTCView event →
M 4.6128 km SW of Padang, Indonesia10.0 km2009-08-18 07:39:29 UTCView event →
M 4.9Kepulauan Mentawai region, Indonesia26.0 km2009-08-18 09:28:56 UTCView event →
M 4.5241 km W of Pariaman, Indonesia34.2 km2009-08-18 16:19:51 UTCView event →
M 5.1243 km W of Pariaman, Indonesia19.8 km2009-08-18 16:26:48 UTCView event →
M 5.9243 km W of Pariaman, Indonesia10.0 km2009-08-18 17:50:34 UTCView event →
M 4.9238 km W of Pariaman, Indonesia31.0 km2009-08-18 17:58:54 UTCView event →
M 4.5114 km SW of Padang, Indonesia10.0 km2009-08-18 23:08:19 UTCView event →
M 4.9116 km WSW of Padang, Indonesia10.0 km2009-08-19 01:15:15 UTCView event →
M 5.5117 km SW of Pariaman, Indonesia10.0 km2009-08-19 02:55:08 UTCView event →
M 4.7113 km WSW of Padang, Indonesia10.0 km2009-08-19 08:44:32 UTCView event →
M 5.0109 km WSW of Padang, Indonesia10.0 km2009-08-19 11:35:20 UTCView event →
M 4.5104 km WSW of Padang, Indonesia10.0 km2009-08-19 12:09:18 UTCView event →
M 4.6109 km WSW of Padang, Indonesia10.0 km2009-08-19 17:32:43 UTCView event →
M 4.8102 km WSW of Padang, Indonesia29.1 km2009-08-20 05:55:54 UTCView event →
M 4.7116 km WSW of Padang, Indonesia10.0 km2009-08-20 09:06:52 UTCView event →
M 4.8121 km WSW of Padang, Indonesia10.0 km2009-08-20 12:33:55 UTCView event →
M 4.8125 km WSW of Padang, Indonesia10.0 km2009-08-20 12:51:42 UTCView event →
M 4.6111 km WSW of Padang, Indonesia10.0 km2009-08-20 19:42:34 UTCView event →
M 4.8114 km SW of Padang, Indonesia9.7 km2009-08-21 18:48:42 UTCView event →
M 4.6125 km WSW of Padang, Indonesia29.4 km2009-08-22 07:31:00 UTCView event →
M 4.7101 km SSW of Sungai Penuh, Indonesia60.2 km2009-08-22 10:30:03 UTCView event →
M 5.4116 km SW of Padang, Indonesia18.2 km2009-08-23 17:38:23 UTCView event →
M 4.7121 km WSW of Padang, Indonesia10.0 km2009-08-25 20:07:30 UTCView event →
M 4.5149 km WSW of Padang, Indonesia10.0 km2009-08-26 01:52:22 UTCView event →
M 4.6144 km SSW of Padangsidempuan, Indonesia35.0 km2009-08-27 10:47:52 UTCView event →
M 4.9206 km SW of Sungai Penuh, Indonesia10.0 km2009-08-28 09:28:02 UTCView event →
M 5.0241 km W of Pariaman, Indonesia35.8 km2009-08-29 04:13:44 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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