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Sequence · 2010-03-11

M 6.9 · Observed seismic cluster · 61 km NW of Santa Cruz, Chile

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 cluster135
M6+5
Analysis radius324 km
Observation window14 days
Largest secondary eventM 7.0
Quake Pulse

Sequence timeline

Within first 24 hours38
Within first 7 days95
Observed duration14.0 d
Gap from reference eventM 0.0
0 h14.0 d
Quake Pulse

Main-event impact

816 Felt reports · Shallow

71/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.961 km NW of Santa Cruz, Chile11.0 km2010-03-11 14:39:43 UTCView event →
M 5.251 km NNW of Santa Cruz, Chile35.0 km2010-03-11 14:48:31 UTCView event →
M 7.052 km NW of Santa Cruz, Chile18.0 km2010-03-11 14:55:27 UTCView event →
M 5.657 km W of Santa Cruz, Chile35.0 km2010-03-11 14:58:15 UTCView event →
M 6.061 km WNW of Santa Cruz, Chile31.5 km2010-03-11 15:06:02 UTCView event →
M 5.363 km NW of Santa Cruz, Chile23.0 km2010-03-11 15:26:15 UTCView event →
M 5.046 km NW of Santa Cruz, Chile27.5 km2010-03-11 15:34:50 UTCView event →
M 4.550 km WNW of Santa Cruz, Chile26.2 km2010-03-11 15:46:24 UTCView event →
M 4.662 km WNW of Santa Cruz, Chile22.7 km2010-03-11 15:53:34 UTCView event →
M 5.071 km WNW of Santa Cruz, Chile12.7 km2010-03-11 15:54:35 UTCView event →
M 4.552 km NW of Santa Cruz, Chile12.7 km2010-03-11 16:10:54 UTCView event →
M 4.949 km NW of Santa Cruz, Chile32.5 km2010-03-11 16:23:52 UTCView event →
M 5.348 km NW of Santa Cruz, Chile39.7 km2010-03-11 16:56:33 UTCView event →
M 4.851 km W of Santa Cruz, Chile35.0 km2010-03-11 16:59:42 UTCView event →
M 5.262 km NW of Santa Cruz, Chile17.9 km2010-03-11 17:18:49 UTCView event →
M 4.961 km WNW of Santa Cruz, Chile5.0 km2010-03-11 18:02:16 UTCView event →
M 5.059 km WNW of Santa Cruz, Chile35.0 km2010-03-11 18:20:23 UTCView event →
M 4.567 km WNW of Santa Cruz, Chile35.2 km2010-03-11 18:53:52 UTCView event →
M 4.857 km WNW of Santa Cruz, Chile13.3 km2010-03-11 19:09:17 UTCView event →
M 5.464 km WNW of Santa Cruz, Chile33.2 km2010-03-11 19:28:06 UTCView event →
M 5.663 km WNW of Santa Cruz, Chile8.0 km2010-03-11 20:11:20 UTCView event →
M 4.858 km WNW of Santa Cruz, Chile6.5 km2010-03-11 20:48:41 UTCView event →
M 5.263 km WNW of Santa Cruz, Chile9.6 km2010-03-11 21:50:03 UTCView event →
M 5.061 km WNW of Santa Cruz, Chile7.3 km2010-03-12 01:46:55 UTCView event →
M 4.856 km NW of Santa Cruz, Chile19.4 km2010-03-12 03:10:46 UTCView event →
M 4.566 km W of Santa Cruz, Chile19.6 km2010-03-12 05:53:34 UTCView event →
M 5.0Libertador General Bernardo O'Higgins, Chile22.9 km2010-03-12 06:10:34 UTCView event →
M 4.5Near the coast of Libertador O'Higgins, Chile35.0 km2010-03-12 06:32:55 UTCView event →
M 4.571 km NW of Tomé, Chile35.0 km2010-03-12 06:39:48 UTCView event →
M 4.864 km WNW of Santa Cruz, Chile33.8 km2010-03-12 06:44:58 UTCView event →
M 4.966 km WNW of Santa Cruz, Chile35.5 km2010-03-12 06:56:38 UTCView event →
M 4.649 km NW of Tomé, Chile35.0 km2010-03-12 07:14:11 UTCView event →
M 4.5Libertador General Bernardo O'Higgins, Chile39.1 km2010-03-12 08:01:33 UTCView event →
M 4.814 km NNE of Cauquenes, Chile35.0 km2010-03-12 08:47:22 UTCView event →
M 4.745 km WNW of Santa Cruz, Chile17.0 km2010-03-12 08:53:23 UTCView event →
M 4.860 km WNW of Santa Cruz, Chile10.9 km2010-03-12 09:00:52 UTCView event →
M 4.775 km WNW of Santa Cruz, Chile31.9 km2010-03-12 10:39:26 UTCView event →
M 4.970 km WNW of Santa Cruz, Chile35.0 km2010-03-12 13:25:23 UTCView event →
M 5.062 km WNW of Santa Cruz, Chile36.0 km2010-03-12 16:04:51 UTCView event →
M 5.867 km NW of Santa Cruz, Chile7.0 km2010-03-12 16:50:01 UTCView event →
M 4.830 km NW of Santa Cruz, Chile35.0 km2010-03-12 19:48:33 UTCView event →
M 4.560 km WNW of Santa Cruz, Chile5.5 km2010-03-13 01:00:10 UTCView event →
M 4.741 km WNW of Santa Cruz, Chile35.0 km2010-03-13 02:22:05 UTCView event →
M 4.554 km WNW of Santa Cruz, Chile15.2 km2010-03-13 02:23:37 UTCView event →
M 4.838 km SW of San Antonio, Chile35.0 km2010-03-13 03:12:18 UTCView event →
M 5.344 km W of Talcahuano, Chile15.0 km2010-03-13 03:15:01 UTCView event →
M 5.434 km W of Talcahuano, Chile30.7 km2010-03-13 03:19:07 UTCView event →
M 4.8149 km NNW of Constitución, Chile13.5 km2010-03-13 05:26:11 UTCView event →
M 5.158 km WNW of Santa Cruz, Chile3.9 km2010-03-13 07:12:03 UTCView event →
M 4.645 km WSW of Constitución, Chile32.2 km2010-03-13 07:54:58 UTCView event →
M 5.236 km WNW of Santa Cruz, Chile36.4 km2010-03-13 15:22:35 UTCView event →
M 4.986 km E of Machalí, Chile25.7 km2010-03-13 16:33:16 UTCView event →
M 4.568 km WNW of Santa Cruz, Chile11.8 km2010-03-14 00:17:14 UTCView event →
M 4.945 km W of Santa Cruz, Chile30.0 km2010-03-14 01:40:40 UTCView event →
M 4.8128 km WSW of San Antonio, Chile35.0 km2010-03-14 07:24:58 UTCView event →
M 5.258 km NW of Santa Cruz, Chile35.0 km2010-03-14 07:31:24 UTCView event →
M 4.837 km W of Santa Cruz, Chile35.0 km2010-03-14 11:32:30 UTCView event →
M 4.53 km WNW of Tomé, Chile10.1 km2010-03-14 14:59:29 UTCView event →
M 4.581 km SW of San Antonio, Chile11.9 km2010-03-14 18:15:18 UTCView event →
M 4.873 km WNW of Santa Cruz, Chile33.3 km2010-03-14 18:20:20 UTCView event →
M 5.046 km NNW of Constitución, Chile32.0 km2010-03-14 19:10:46 UTCView event →
M 4.841 km SW of San Antonio, Chile8.5 km2010-03-14 20:57:02 UTCView event →
M 5.168 km WNW of Santa Cruz, Chile32.4 km2010-03-15 00:42:51 UTCView event →
M 4.926 km NNE of Constitución, Chile12.5 km2010-03-15 01:58:16 UTCView event →
M 6.276 km NW of Quirihue, Chile14.0 km2010-03-15 11:08:28 UTCView event →
M 4.745 km SW of Constitución, Chile35.0 km2010-03-15 11:13:10 UTCView event →
M 4.881 km NW of Quirihue, Chile35.0 km2010-03-15 12:07:44 UTCView event →
M 5.061 km WNW of Quirihue, Chile35.0 km2010-03-15 12:13:16 UTCView event →
M 4.570 km WNW of Valparaíso, Chile19.9 km2010-03-15 20:43:11 UTCView event →
M 4.558 km W of Santa Cruz, Chile35.0 km2010-03-16 02:07:26 UTCView event →
M 6.752 km NNW of Tomé, Chile18.0 km2010-03-16 02:21:57 UTCView event →
M 4.660 km NW of Tomé, Chile35.0 km2010-03-16 02:35:26 UTCView event →
M 4.847 km NW of Tomé, Chile38.1 km2010-03-16 02:41:49 UTCView event →
M 5.925 km NNW of Tomé, Chile42.3 km2010-03-16 03:04:39 UTCView event →
M 4.557 km NW of Tomé, Chile35.5 km2010-03-16 04:20:14 UTCView event →
M 4.625 km WNW of Quirihue, Chile35.0 km2010-03-16 05:12:44 UTCView event →
M 4.949 km NNW of Tomé, Chile35.0 km2010-03-16 08:43:53 UTCView event →
M 4.566 km NW of Tomé, Chile35.0 km2010-03-16 09:45:34 UTCView event →
M 4.566 km NNW of Tomé, Chile35.0 km2010-03-16 09:56:50 UTCView event →
M 4.536 km W of Constitución, Chile27.0 km2010-03-16 11:51:20 UTCView event →
M 4.678 km NW of Tomé, Chile36.0 km2010-03-16 19:06:26 UTCView event →
M 4.647 km W of Santa Cruz, Chile35.0 km2010-03-16 19:09:35 UTCView event →
M 4.846 km WNW of Santa Cruz, Chile9.7 km2010-03-17 00:55:21 UTCView event →
M 4.856 km NNW of Tomé, Chile35.0 km2010-03-17 01:31:11 UTCView event →
M 4.957 km NNW of Tomé, Chile25.6 km2010-03-17 17:17:34 UTCView event →
M 5.158 km WSW of Constitución, Chile22.1 km2010-03-17 18:29:37 UTCView event →
M 4.751 km WSW of Constitución, Chile35.0 km2010-03-17 18:37:52 UTCView event →
M 5.04 km ENE of Tomé, Chile27.1 km2010-03-17 19:00:06 UTCView event →
M 4.546 km SE of Puente Alto, Chile115.6 km2010-03-17 19:10:18 UTCView event →
M 4.88 km WNW of Chiguayante, Chile35.0 km2010-03-17 22:52:29 UTCView event →
M 5.217 km ENE of Tomé, Chile28.4 km2010-03-18 01:57:29 UTCView event →
M 5.166 km WNW of Santa Cruz, Chile35.0 km2010-03-18 03:18:22 UTCView event →
M 4.815 km ENE of Cauquenes, Chile49.7 km2010-03-18 03:25:32 UTCView event →
M 4.567 km NW of Santa Cruz, Chile35.0 km2010-03-18 05:37:14 UTCView event →
M 4.650 km W of Santa Cruz, Chile35.0 km2010-03-18 09:49:09 UTCView event →
M 4.941 km WSW of Constitución, Chile35.0 km2010-03-18 15:19:46 UTCView event →
M 4.755 km NW of Quirihue, Chile35.0 km2010-03-18 16:56:59 UTCView event →
M 4.971 km NW of Santa Cruz, Chile9.9 km2010-03-18 20:16:19 UTCView event →
M 4.773 km NW of Santa Cruz, Chile37.4 km2010-03-18 20:37:45 UTCView event →
M 4.740 km W of Cauquenes, Chile39.9 km2010-03-18 20:46:40 UTCView event →
M 4.543 km NE of Constitución, Chile26.1 km2010-03-18 23:06:07 UTCView event →
M 5.252 km W of Cartagena, Chile26.9 km2010-03-19 02:55:53 UTCView event →
M 5.599 km WSW of Constitución, Chile14.4 km2010-03-19 08:54:44 UTCView event →
M 4.774 km WSW of Constitución, Chile35.0 km2010-03-19 08:59:54 UTCView event →
M 4.827 km SW of Constitución, Chile36.2 km2010-03-19 10:35:59 UTCView event →
M 5.251 km WSW of Valparaíso, Chile35.0 km2010-03-19 14:20:47 UTCView event →
M 5.265 km WNW of Santa Cruz, Chile16.3 km2010-03-19 17:10:45 UTCView event →
M 4.835 km WNW of Santa Cruz, Chile29.6 km2010-03-19 17:57:13 UTCView event →
M 4.647 km NW of Tomé, Chile35.0 km2010-03-19 22:51:15 UTCView event →
M 4.6144 km NNW of Constitución, Chile35.0 km2010-03-20 07:16:49 UTCView event →
M 5.041 km NW of Santa Cruz, Chile39.8 km2010-03-20 10:04:37 UTCView event →
M 4.857 km NNW of Talcahuano, Chile5.5 km2010-03-20 17:25:58 UTCView event →
M 5.266 km W of Santa Cruz, Chile24.2 km2010-03-20 21:21:09 UTCView event →
M 4.749 km WNW of Cartagena, Chile35.0 km2010-03-21 00:17:18 UTCView event →
M 4.6Off the coast of Valparaiso, Chile35.0 km2010-03-21 03:22:27 UTCView event →
M 4.625 km NNE of San Clemente, Chile35.0 km2010-03-21 08:30:42 UTCView event →
M 4.575 km WSW of Valparaíso, Chile20.0 km2010-03-21 10:25:45 UTCView event →
M 4.540 km NW of Talca, Chile44.5 km2010-03-21 12:00:49 UTCView event →
M 4.729 km NW of Tomé, Chile35.7 km2010-03-21 15:28:57 UTCView event →
M 4.859 km W of Santa Cruz, Chile16.3 km2010-03-21 16:25:16 UTCView event →
M 5.535 km NNW of Tomé, Chile36.2 km2010-03-21 18:31:04 UTCView event →
M 4.576 km NW of Santa Cruz, Chile35.0 km2010-03-21 18:56:49 UTCView event →
M 4.5125 km NW of Constitución, Chile35.0 km2010-03-21 21:09:35 UTCView event →
M 4.538 km WNW of Cauquenes, Chile35.0 km2010-03-22 01:24:07 UTCView event →
M 4.5Near the coast of Maule, Chile37.9 km2010-03-22 12:49:11 UTCView event →
M 5.1141 km WNW of Constitución, Chile35.3 km2010-03-23 03:44:58 UTCView event →
M 4.788 km WSW of Constitución, Chile35.0 km2010-03-23 05:13:45 UTCView event →
M 4.620 km NE of Cauquenes, Chile46.2 km2010-03-23 23:30:59 UTCView event →
M 5.041 km WNW of Talcahuano, Chile30.7 km2010-03-24 11:30:12 UTCView event →
M 4.851 km SW of Constitución, Chile23.8 km2010-03-24 14:14:57 UTCView event →
M 4.643 km NW of Talca, Chile41.7 km2010-03-24 14:48:04 UTCView event →
M 4.744 km NW of Talca, Chile37.8 km2010-03-25 02:58:17 UTCView event →
M 5.366 km WNW of Cauquenes, Chile35.0 km2010-03-25 11:10:41 UTCView event →
M 4.865 km NW of Santa Cruz, Chile35.0 km2010-03-25 12:59:39 UTCView event →
M 5.036 km NNW of Quirihue, Chile33.8 km2010-03-25 13:57:52 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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