Sequence · 2025-08-31

M 6.0 · Observed seismic cluster · 35 km WSW of Asadābād, Afghanistan

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 cluster17
M6+1
Analysis radius180 km
Observation window14 days
Largest secondary eventM 5.6
Quake Pulse · Major sequence

What the sequence shows

After the M 6.0 reference event, Quake Pulse counts 6 M4+ event(s) in the first 24 hours and 16 in the first 7 days. Fourteen-day M4.5+ activity is about 32.0× the average equivalent derived from the previous year. The largest secondary event is M 0.4 below the reference event.

78/100Sequence score
Events in the previous 24 h0
In the first hour1
In the first 24 hours6
In the first 7 days16
Within 14 days16
Peak one-hour count3

Local historical context

Descriptive comparison with M4.5+ events observed in the same radius during the 365 days before the sequence.

M4.5+ events / 365 d11Average 14-day equivalent0.4Activity / baseline ratio32.0×

A ratio above 1 means denser M4.5+ activity than the average equivalent derived from the previous 365 days. It is not a risk measure or a forecast.

Reference event

Largest secondary eventM 5.6Magnitude gapM 0.4Observed duration6.2 d

Earlier events are shown as context only. They are not labelled precursors and should not be interpreted as predictive signals.

Evolving sequence map

Shows M4+ cluster events according to elapsed time after the reference event.

35 km WSW of Asadābād, Afghanistan · 180 kmInteractive 3D view of earthquakes within 180 km of 35 km WSW of Asadābād, Afghanistan.35 km WSW of Asadābād, AfghanistanM 4.5 · 35 km ENE of Jalālābād, Afghanistan · 14.5 kmM 5.2 · 38 km WSW of Asadābād, Afghanistan · 4.9 kmM 4.5 · 42 km NNE of Jalālābād, Afghanistan · 11.4 kmM 5.2 · 41 km NE of Jalālābād, Afghanistan · 6.7 kmM 4.7 · 38 km WSW of Asadābād, Afghanistan · 2.9 kmM 4.6 · 30 km NE of Jalālābād, Afghanistan · 15.8 km
35 km WSW of Asadābād, Afghanistan180 km6 Recent earthquakes

Detailed timeline

Dots represent M4+ events retained by the sequence detector. Dot size depends on magnitude.

Sequences are descriptive groupings based on spatial and temporal proximity. Quake Pulse does not establish a causal link between every event here and does not provide earthquake forecasts.

Quake Pulse

Main-event impact

169 Felt reports · PAGER RED · Shallow

78/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.035 km WSW of Asadābād, Afghanistan8.0 km2025-08-31 19:17:34 UTCView event →
M 4.535 km ENE of Jalālābād, Afghanistan10.0 km2025-08-31 19:38:06 UTCView event →
M 5.238 km WSW of Asadābād, Afghanistan10.0 km2025-08-31 21:33:20 UTCView event →
M 4.542 km NNE of Jalālābād, Afghanistan10.0 km2025-08-31 21:41:06 UTCView event →
M 5.241 km NE of Jalālābād, Afghanistan8.5 km2025-08-31 23:46:27 UTCView event →
M 4.738 km WSW of Asadābād, Afghanistan10.0 km2025-09-01 02:43:45 UTCView event →
M 4.630 km NE of Jalālābād, Afghanistan10.0 km2025-09-01 05:01:47 UTCView event →
M 5.234 km NE of Jalālābād, Afghanistan10.0 km2025-09-02 12:29:38 UTCView event →
M 4.735 km NE of Jalālābād, Afghanistan10.0 km2025-09-04 05:10:52 UTCView event →
M 5.640 km WSW of Asadābād, Afghanistan16.5 km2025-09-04 16:56:26 UTCView event →
M 4.936 km NNE of Jalālābād, Afghanistan10.0 km2025-09-04 21:46:40 UTCView event →
M 5.331 km WSW of Asadābād, Afghanistan9.0 km2025-09-05 01:30:02 UTCView event →
M 4.734 km ENE of Jalālābād, Afghanistan10.0 km2025-09-05 01:32:01 UTCView event →
M 4.838 km NNE of Jalālābād, Afghanistan10.0 km2025-09-05 02:16:47 UTCView event →
M 4.538 km WSW of Asadābād, Afghanistan10.0 km2025-09-05 05:37:44 UTCView event →
M 5.225 km ENE of Jalālābād, Afghanistan10.0 km2025-09-05 17:25:50 UTCView event →
M 4.531 km NNE of Jalālābād, Afghanistan10.0 km2025-09-07 00:01:20 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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