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Sequence · 2007-11-15

M 6.8 · Observed seismic cluster · 82 km NNE of Antofagasta, 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 cluster51
M6+2
Analysis radius308 km
Observation window14 days
Largest secondary eventM 6.1
Quake Pulse

Sequence timeline

Within first 24 hours14
Within first 7 days44
Observed duration12.5 d
Gap from reference eventM 0.7
0 h12.5 d
Quake Pulse

Main-event impact

8 Felt reports · Shallow

55/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.882 km NNE of Antofagasta, Chile26.0 km2007-11-15 15:05:58 UTCView event →
M 4.882 km NE of Antofagasta, Chile98.5 km2007-11-15 15:11:32 UTCView event →
M 5.257 km N of Antofagasta, Chile32.7 km2007-11-15 15:12:57 UTCView event →
M 5.677 km S of Tocopilla, Chile29.4 km2007-11-15 15:15:48 UTCView event →
M 4.974 km NNW of Antofagasta, Chile33.7 km2007-11-15 15:45:49 UTCView event →
M 4.777 km N of Antofagasta, Chile36.1 km2007-11-15 16:10:53 UTCView event →
M 4.780 km NNW of Antofagasta, Chile37.5 km2007-11-15 16:13:56 UTCView event →
M 4.775 km N of Antofagasta, Chile35.5 km2007-11-15 16:23:35 UTCView event →
M 4.770 km N of Antofagasta, Chile35.0 km2007-11-15 21:05:34 UTCView event →
M 5.089 km NNW of Antofagasta, Chile35.0 km2007-11-15 21:12:25 UTCView event →
M 4.576 km N of Antofagasta, Chile35.0 km2007-11-16 01:53:05 UTCView event →
M 5.592 km NNW of Antofagasta, Chile14.8 km2007-11-16 08:42:39 UTCView event →
M 4.660 km WNW of Antofagasta, Chile35.0 km2007-11-16 09:11:56 UTCView event →
M 5.234 km NNW of Antofagasta, Chile44.5 km2007-11-16 14:34:07 UTCView event →
M 4.831 km ESE of Tocopilla, Chile39.2 km2007-11-16 17:05:19 UTCView event →
M 4.581 km SSW of Tocopilla, Chile37.0 km2007-11-16 19:07:26 UTCView event →
M 4.542 km NNW of Antofagasta, Chile8.5 km2007-11-16 21:09:29 UTCView event →
M 5.568 km N of Antofagasta, Chile34.5 km2007-11-17 03:07:32 UTCView event →
M 5.968 km NNW of Antofagasta, Chile14.7 km2007-11-17 17:54:32 UTCView event →
M 4.962 km NNW of Antofagasta, Chile24.3 km2007-11-17 18:04:38 UTCView event →
M 5.260 km NNW of Antofagasta, Chile7.2 km2007-11-17 18:13:12 UTCView event →
M 4.558 km NW of Antofagasta, Chile15.9 km2007-11-17 18:33:36 UTCView event →
M 4.559 km NNW of Antofagasta, Chile40.9 km2007-11-17 19:04:28 UTCView event →
M 4.768 km NNW of Antofagasta, Chile35.0 km2007-11-17 19:25:47 UTCView event →
M 4.882 km SSE of Tocopilla, Chile40.5 km2007-11-17 19:27:52 UTCView event →
M 4.668 km NW of Antofagasta, Chile6.8 km2007-11-17 19:41:37 UTCView event →
M 4.7Near the coast of Antofagasta, Chile14.4 km2007-11-17 19:59:20 UTCView event →
M 5.169 km NW of Antofagasta, Chile29.5 km2007-11-17 22:17:29 UTCView event →
M 5.762 km NNW of Antofagasta, Chile33.0 km2007-11-18 12:15:40 UTCView event →
M 5.289 km SSW of Tocopilla, Chile19.7 km2007-11-18 15:24:54 UTCView event →
M 5.086 km N of Antofagasta, Chile31.1 km2007-11-19 18:19:22 UTCView event →
M 5.385 km NNW of Antofagasta, Chile13.1 km2007-11-19 20:21:07 UTCView event →
M 5.997 km SW of Tocopilla, Chile29.9 km2007-11-19 23:30:28 UTCView event →
M 5.171 km NNE of Antofagasta, Chile35.0 km2007-11-20 00:51:09 UTCView event →
M 4.9101 km SW of Tocopilla, Chile33.3 km2007-11-20 01:24:50 UTCView event →
M 5.093 km SSW of Tocopilla, Chile31.0 km2007-11-20 04:56:16 UTCView event →
M 4.788 km SSW of Tocopilla, Chile32.5 km2007-11-20 06:41:09 UTCView event →
M 5.455 km N of Antofagasta, Chile15.9 km2007-11-20 16:44:28 UTCView event →
M 6.181 km N of Antofagasta, Chile15.0 km2007-11-20 17:55:51 UTCView event →
M 5.055 km NNW of Antofagasta, Chile23.4 km2007-11-20 20:55:28 UTCView event →
M 4.888 km NNW of Antofagasta, Chile35.9 km2007-11-20 22:38:31 UTCView event →
M 4.792 km SSW of Tocopilla, Chile34.4 km2007-11-21 07:53:01 UTCView event →
M 5.090 km SSW of Tocopilla, Chile46.6 km2007-11-21 07:55:22 UTCView event →
M 5.8175 km NW of Antofagasta de la Sierra, Argentina115.4 km2007-11-21 12:55:05 UTCView event →
M 5.6126 km SW of San Pedro de Atacama, Chile92.1 km2007-11-24 05:02:06 UTCView event →
M 5.050 km SSW of Tocopilla, Chile34.7 km2007-11-26 06:14:56 UTCView event →
M 4.890 km SW of Tocopilla, Chile30.5 km2007-11-26 06:58:51 UTCView event →
M 4.912 km ENE of Tocopilla, Chile45.1 km2007-11-26 09:10:07 UTCView event →
M 4.787 km SW of Tocopilla, Chile34.4 km2007-11-27 00:48:37 UTCView event →
M 4.959 km N of Antofagasta, Chile39.1 km2007-11-27 03:34:10 UTCView event →
M 4.682 km SSW of Tocopilla, Chile55.6 km2007-11-28 02:14:05 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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