Strong mag. 6.0 earthquake - Kermadec Islands Region (New Zealand) on Saturday, 12 April 1997 at 09:21 (GMT)

Strong mag. 6.0 earthquake  - Kermadec Islands Region (New Zealand) on Saturday, 12 April 1997 at 09:21 (GMT)

Strong magnitude 6.0 earthquake at 184 km depth

Date & time: 12 Apr 1997 09:21:56 UTC###AGESTRINGCOPY###
Magnitude: 6.0
Depth: 183.6 km
Epicenter latitude / longitude: 28.171°S / 178.369°W (New Zealand)
Nearest volcano: Volcano OP (67 km / 42 mi)
Nearby towns and cities:
835 km (519 mi) SSW of ‘Ohonua (Ohonua, Tonga) (pop: 1,240)
845 km (525 mi) SSW of Nuku'alofa (Tonga) (pop: 22,400)
851 km (529 mi) SSW of Kolonga (Tonga) (pop: 1,100)
Primary data source: USGS
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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.
M 6.0184 kmKermadec Islands region (New Zealand)USGS
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 6.0 quake Kermadec Islands Region (New Zealand) 12 April 09:21 UTC

More info
Recorded aftershocks, latest first (2 quakes):
  • 27 Aug 1997 10:48 UTC
    | M 4.1 |
    256.6 km (159.4 mi) depth
    25 km (15 mi) distance
    | USGS | Details
  • 17 Apr 1997 16:38 UTC
    | M 4.2 |
    200 km (124.3 mi) depth
    29 km (18 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Strong mag. 6.0 earthquake - Kermadec Islands Region (New Zealand) on Saturday, 12 April 1997 at 09:21 (GMT)
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