Quake Pulse logoQuake Pulse
Sequence · 2007-08-01

M 7.2 · Observed seismic cluster · 56 km E of Luganville, Vanuatu

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 cluster11
M6+1
Analysis radius372 km
Observation window14 days
Largest secondary eventM 5.1
Quake Pulse

Sequence timeline

Within first 24 hours3
Within first 7 days7
Observed duration12.6 d
Gap from reference eventM 2.1
0 h12.6 d
Quake Pulse

Main-event impact

7 Felt reports · Intermediate

59/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 7.256 km E of Luganville, Vanuatu120.0 km2007-08-01 17:08:51 UTCView event →
M 5.150 km E of Luganville, Vanuatu119.5 km2007-08-01 18:07:46 UTCView event →
M 4.629 km ENE of Luganville, Vanuatu115.9 km2007-08-02 13:08:57 UTCView event →
M 4.571 km E of Luganville, Vanuatu161.7 km2007-08-04 06:45:16 UTCView event →
M 4.633 km E of Luganville, Vanuatu125.9 km2007-08-04 20:45:21 UTCView event →
M 4.595 km NW of Port-Olry, Vanuatu56.8 km2007-08-06 07:10:09 UTCView event →
M 4.544 km NNE of Port-Olry, Vanuatu98.7 km2007-08-06 09:30:31 UTCView event →
M 4.5139 km NW of Port-Olry, Vanuatu84.6 km2007-08-09 19:56:30 UTCView event →
M 4.793 km NNW of Port-Olry, Vanuatu66.1 km2007-08-12 21:30:37 UTCView event →
M 4.56 km SSW of Port-Olry, Vanuatu89.7 km2007-08-14 04:19:56 UTCView event →
M 5.118 km NE of Norsup, Vanuatu64.7 km2007-08-14 06:23:08 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 →