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Strong mag. 6.4 earthquake - Vanuatu Islands on Wednesday, 5 August 2020 - information

Strong mag. 6.4 earthquake - Coral Sea, 64 km east of Lakatoro, Malampa Province, Vanuatu, on Wednesday, August 5, 2020 at 12:05 GMT

Strong mag. 6.4 earthquake - Coral Sea, 64 km east of Lakatoro, Malampa Province, Vanuatu, on Wednesday, August 5, 2020 at 12:05 GMT Strong mag. 6.4 earthquake - Coral Sea, 64 km east of Lakatoro, Malampa Province, Vanuatu, on Wednesday, August 5, 2020 at 12:05 GMT

Strong magnitude 6.4 earthquake at 187 km depth

5 Aug 12:13 UTC: First to report: GFZ after 7 minutes.
Aug 5 12:15: Magnitude recalculated from 6.3 to 6.4.
Hypocenter depth recalculated from 189.0 to 187.0 km.
Aug 5 12:21: Magnitude recalculated from 6.4 to 6.5.
Aug 5 12:28: Magnitude recalculated from 6.5 to 6.4.

Earthquake details

Date & timeAug 5, 2020 12:05:37 UTC
Local time at epicenter
StatusConfirmed
Magnitude6.4
Depth187.0 km
Epicenter latitude / longitude16.14°S / 168.01°E (Coral Sea, Vanuatu)
Antipode16.14°N / 11.99°W
Shaking intensityModerate shaking
Felt4 reports
Primary data sourceGFZ (German Research Centre for Geosciences)
Nearest volcanoAmbrym (17 km / 11 mi)
Nearby towns and cities64 km (40 mi) E of Lakatoro (pop: 705) | Show on map | Quakes nearby
114 km (71 mi) SE of Santo (Luganville) (pop: 13,400) | Show on map | Quakes nearby
158 km (98 mi) SE of Port-Olry (pop: 1,950) | Show on map | Quakes nearby
180 km (112 mi) N of Port Vila (pop: 35,900) | Show on map | Quakes nearby
257 km (159 mi) SSE of Sola (pop: 1,170) | Show on map | Quakes nearby
402 km (250 mi) NNW of Isangel (pop: 1,440) | Show on map | Quakes nearby
17 km (10 mi) NW of Ambrym Island (pop: 7,280) | Show on map | Quakes nearby
404 km (251 mi) NNW of Tanna Island (pop: 28,800) | Show on map | Quakes nearby
Estimated seismic energy released2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) | about seismic energy
Show interactive Map
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag.DepthLocationSource
6.4187 kmVanuatu IslandsGFZ
6.5181 kmVanuatuEMSC
6.5180 kmVanuatu IslandsGeoAu
6.1179 kmVanuatu IslandsBMKG
6.4183 kmVanuatu Islands [Sea: Vanuatu]INGV
6.4175 kmVanuatuUSGS

Seismograms

Seismic station: Honiara, Solomon Islands (HNR/IU network) | Distance from quake: 1148 km / 714 mi | Show on map | Station Info
Seismic station Honiara, Solomon Islands: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (4)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Translate
near Norsup, Malampa (48.2 km W of epicenter) [Map] / Strong shaking (MMI VI)
near Norsup, Malampa (48.2 km W of epicenter) [Map] / Strong shaking (MMI VI)
Luganville, Sanma (112.9 km NW of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Tokyo / Weak shaking (MMI III)

Aftershocks

[More info]

Recorded aftershocks, latest first (12 quakes)

Date and timeMag
Depth
LocationDetails
Jan 17, 2021 03:38
1 year 45 weeks ago
5.0

10 km
Coral Sea, 103 km E of Santo, Luganville, Sanma Province, VanuatuMore
Jan 11, 2021 21:30
1 year 46 weeks ago
4.7

151 km
Coral Sea, 84 km NE of Norsup, Malampa Province, VanuatuMore
Jan 10, 2021 06:48
1 year 46 weeks ago
6.1

166 km
Coral Sea, 44 km E of Norsup, Malampa Province, VanuatuMore
Jan 9, 2021 01:39
1 year 47 weeks ago
5.3

183 km
Coral Sea, 54 km SE of Norsup, Malampa Province, VanuatuMore
Dec 15, 2020 22:43
1 year 50 weeks ago
4.2

126 km
79 km E of Santo, Luganville, Sanma Province, VanuatuMore
Nov 30, 2020 13:40
2 years ago
4.7

44 km
Coral Sea, 69 km E of Santo, Luganville, Sanma Province, VanuatuMore
Nov 10, 2020 14:10
2 years ago
4.5

142 km
Coral Sea, 92 km E of Santo, Luganville, Sanma Province, VanuatuMore
Oct 29, 2020 08:00
2 years ago
4.5

118 km
Coral Sea, 50 km E of Santo, Luganville, Sanma Province, VanuatuMore
Oct 10, 2020 17:19
2 years ago
4.8

178 km
Coral Sea, 95 km E of Santo, Luganville, Sanma Province, VanuatuMore
Oct 5, 2020 13:03
2 years ago
5.1

120 km
Coral Sea, 77 km E of Santo, Luganville, Sanma Province, VanuatuMore
Sep 28, 2020 19:41
2 years ago
4.8

60 km
Coral Sea, 107 km N of Port Vila, Shefa Province, VanuatuMore
Sep 13, 2020 19:06
2 years ago
4.7

10 km
Coral Sea, 100 km NW of Port Vila, Shefa Province, VanuatuMore

Earlier earthquakes in the same area

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