Strong mag. 6.3 earthquake - Samoa Islands Region on Saturday, 11 June 1988 at 12:17 (GMT)

Strong mag. 6.3 earthquake - Samoa Islands Region on Saturday, 11 June 1988 at 12:17 (GMT)

Strong magnitude 6.3 earthquake at 36 km depth

Date & time: 11 Jun 1988 12:17:27 UTC
Magnitude: 6.3
Profondeur: 35.7 km
Epicenter latitude / longitude: 14.994°S / 173.469°W (Samoa)
Volcan le plus près: West Mata (32 km / 20 mi)
Nearby towns and cities:
112 km NNE de Hihifo (Tonga) (pop: 815) --> Voir les séismes à proximité!
186 km SO de Vailoa (pop: 769) --> Voir les séismes à proximité!
187 km SSO de Asau (pop: 6,640) --> Voir les séismes à proximité!
201 km SO de Mulifanua (pop: 4,510) --> Voir les séismes à proximité!
207 km SSO de Safotu (pop: 1,210) --> Voir les séismes à proximité!
211 km SO de Fasito‘outa (pop: 2,100) --> Voir les séismes à proximité!
224 km SO de Apia (pop: 40,400) --> Voir les séismes à proximité!
237 km OSO de Lufilufi (pop: 1,070) --> Voir les séismes à proximité!
305 km OSO de Tāfuna (Tualauta, Samoa américaines) (pop: 11,000) --> Voir les séismes à proximité!
308 km OSO de Pago Pago (Ma'Oputasi, Samoa américaines) (pop: 11,500) --> Voir les séismes à proximité!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) More info
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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.
MagnitudeProfondeurLocationSource
M 6.336 kmSamoa Islands regionUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 6.3 quake Samoa Islands Region 11 June 1988 12:17 GMT

More info
Recorded aftershocks, latest first (5 quakes):
  • 05 Dec 1988 16:05 UTC
    | M 6.4 |
    40.1 km (24.9 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Strong mag. 6.4 earthquake - Tonga (Samoa) on Monday, 5 December 1988 at 16:05 (GMT)
  • 06 Nov 1988 18:44 UTC
    | M 4.9 |
    33 km (20.5 mi) depth
    |
    81 km (50 mi) distance
    | USGS | Details
  • 26 Aug 1988 07:33 UTC
    | M 5.7 |
    77.8 km (48.3 mi) depth
    |
    71 km (44 mi) distance
    | USGS | Details
  • 20 Aug 1988 19:52 UTC
    | M 5.4 |
    33 km (20.5 mi) depth
    |
    17 km (10 mi) distance
    | USGS | Details
  • 30 Jul 1988 00:49 UTC
    | M 4.9 |
    33 km (20.5 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - Samoa Islands Region on Saturday, 11 June 1988 at 12:17 (GMT)
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