Strong mag. 6.3 earthquake - Tonga on Wednesday, 16 April 2008 at 00:35 (GMT)

Strong mag. 6.3 earthquake  - Tonga on Wednesday, 16 April 2008 at 00:35 (GMT)

Strong magnitude 6.3 earthquake at 10 km depth

Date & time: 16 Apr 2008 12:35:48 UTC###AGESTRINGCOPY###
Magnitude: 6.3
Depth: 10.0 km
Epicenter latitude / longitude: 18.609°S / 175.699°W (Tonga)
Nearest volcano: Metis Shoal (108 km / 67 mi)
Nearby towns and cities:
144 km (89 mi) NNW of Ha'apai
181 km (112 mi) W of Neiafu (Vava‘u) (pop: 4,320)
195 km (121 mi) NW of Pangai (Ha'apai) (pop: 1,740)
286 km (178 mi) N of Nuku‘alofa (Nuku'alofa, Tongatapu) (pop: 22,400)
288 km (179 mi) NNW of Kolonga (Tongatapu) (pop: 1,100)
313 km (194 mi) NNW of ‘Ohonua (Ohonua, 'Eua) (pop: 1,240)
621 km (386 mi) E of Suva (Central, Fiji) (pop: 77,400)
733 km (455 mi) E of Lautoka (Western, Fiji) (pop: 52,500)
Primary data source: USGS
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.
MagnitudeDepthLocationSource
M 6.310 kmTongaUSGS
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 Tonga 16 April 00:35 UTC

More info
Recorded aftershocks, latest first (5 quakes):
  • 16 Sep 2008 16:05 UTC
    | M 4.8 |
    150 km (93.2 mi) depth
    |
    52 km (32 mi) distance
    | USGS | Details
  • 09 Sep 2008 23:10 UTC
    | M 4.5 |
    35 km (21.7 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details
  • 08 Jul 2008 13:39 UTC
    | M 4.0 |
    227.9 km (141.6 mi) depth
    |
    84 km (52 mi) distance
    | USGS | Details
  • 24 May 2008 06:01 UTC
    | M 4.5 |
    188.6 km (117.2 mi) depth
    |
    62 km (39 mi) distance
    | USGS | Details
  • 30 Apr 2008 00:12 UTC
    | M 4.1 |
    212.7 km (132.2 mi) depth
    |
    7 km (5 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - Tonga on Wednesday, 16 April 2008 at 00:35 (GMT)
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