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Sequence · 2003-10-01

M 6.7 · Observed seismic cluster · 9 km S of Aktash, Russia

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 cluster22
M6+1
Analysis radius292 km
Observation window14 days
Largest secondary eventM 5.2
Quake Pulse

Sequence timeline

Within first 24 hours7
Within first 7 days20
Observed duration12.2 d
Gap from reference eventM 1.5
0 h12.2 d
Quake Pulse

Main-event impact

Shallow

48/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.79 km S of Aktash, Russia10.0 km2003-10-01 01:03:25 UTCView event →
M 4.713 km ESE of Aktash, Russia10.0 km2003-10-01 02:38:19 UTCView event →
M 4.626 km WNW of Kosh-Agach, Russia10.0 km2003-10-01 03:03:10 UTCView event →
M 4.62 km NW of Aktash, Russia10.0 km2003-10-01 03:17:32 UTCView event →
M 5.032 km SSE of Aktash, Russia10.0 km2003-10-01 03:58:44 UTCView event →
M 5.023 km SSW of Aktash, Russia10.0 km2003-10-01 05:44:04 UTCView event →
M 4.66 km ESE of Aktash, Russia10.0 km2003-10-01 08:09:10 UTCView event →
M 4.522 km NW of Aktash, Russia10.0 km2003-10-02 01:46:14 UTCView event →
M 4.616 km SSE of Aktash, Russia10.0 km2003-10-02 03:12:11 UTCView event →
M 4.724 km SSW of Aktash, Russia10.0 km2003-10-02 08:03:36 UTCView event →
M 4.543 km W of Kosh-Agach, Russia10.0 km2003-10-02 08:26:30 UTCView event →
M 4.519 km W of Aktash, Russia10.0 km2003-10-03 03:16:23 UTCView event →
M 4.633 km N of Belyashi, Russia10.0 km2003-10-03 11:36:00 UTCView event →
M 4.536 km W of Kosh-Agach, Russia10.0 km2003-10-03 22:52:44 UTCView event →
M 4.635 km SE of Aktash, Russia10.0 km2003-10-04 06:14:50 UTCView event →
M 4.626 km W of Kosh-Agach, Russia10.0 km2003-10-06 05:11:26 UTCView event →
M 4.621 km SSE of Aktash, Russia10.0 km2003-10-06 17:09:00 UTCView event →
M 4.534 km WSW of Kosh-Agach, Russia10.0 km2003-10-06 18:57:03 UTCView event →
M 4.538 km SSE of Aktash, Russia10.0 km2003-10-06 22:32:23 UTCView event →
M 4.639 km SE of Aktash, Russia10.0 km2003-10-07 21:36:37 UTCView event →
M 5.025 km SSE of Aktash, Russia10.0 km2003-10-09 16:06:02 UTCView event →
M 5.25 km SSW of Aktash, Russia10.0 km2003-10-13 05:26:37 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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