Quake Pulse logoQuake Pulse
Sequence · 2005-06-14

M 6.8 · Observed seismic cluster · 289 km WSW of Adak, Alaska

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 cluster13
M6+1
Analysis radius308 km
Observation window14 days
Largest secondary eventM 5.6
Quake Pulse

Sequence timeline

Within first 24 hours11
Within first 7 days13
Observed duration6.7 d
Gap from reference eventM 1.2
0 h6.7 d
Quake Pulse

Main-event impact

Shallow

44/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.8289 km WSW of Adak, Alaska17.0 km2005-06-14 17:10:12 UTCView event →
M 5.0284 km WSW of Adak, Alaska47.3 km2005-06-14 17:18:19 UTCView event →
M 5.3281 km WSW of Adak, Alaska26.8 km2005-06-14 17:48:07 UTCView event →
M 4.7279 km WSW of Adak, Alaska27.6 km2005-06-14 17:57:28 UTCView event →
M 4.5288 km WSW of Adak, Alaska33.4 km2005-06-14 18:03:43 UTCView event →
M 4.8299 km WSW of Adak, Alaska9.3 km2005-06-14 19:41:52 UTCView event →
M 4.5282 km WSW of Adak, Alaska57.1 km2005-06-14 19:56:16 UTCView event →
M 4.5297 km WSW of Adak, Alaska29.8 km2005-06-14 20:22:09 UTCView event →
M 4.5293 km WSW of Adak, Alaska23.2 km2005-06-14 21:13:38 UTCView event →
M 5.6291 km WSW of Adak, Alaska27.5 km2005-06-14 22:49:17 UTCView event →
M 4.7266 km WSW of Adak, Alaska59.3 km2005-06-14 23:58:10 UTCView event →
M 4.5Rat Islands, Aleutian Islands, Alaska73.4 km2005-06-15 18:58:33 UTCView event →
M 4.6269 km WSW of Adak, Alaska55.7 km2005-06-21 08:56:40 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.

Blog

Latest from the blog

Guides, explainers and practical reading to go beyond the live data.

View all articles →