Major magnitude 6.5 earthquake - South Pacific Ocean, New Zealand, on Tuesday, September 7, 1993 at 02:48 (GMT)

Major magnitude 6.5 earthquake - South Pacific Ocean, New Zealand, on Tuesday, September 7, 1993 at 02:48 (GMT)

Major magnitude 6.5 earthquake at 10 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Sep 7, 1993 02:48:50 UTC
Magnitude: 6.5
Depth: 10.0 km
Epicenter latitude / longitude: 31.635°S / 179.44°W↗ (South Pacific Ocean, New Zealand)
Antipode: 31.635°N / 0.56°E↗
Nearest volcano: Volcano W (34 km / 21 mi)
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 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.
Mag.DepthLocationSource
6.510 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

[More info]

Recorded aftershocks, latest first (3 quakes)

  • 18 Dec 1993 18:11 UTC
    | M 4.9 |
    375.9 km (233.6 mi) depth
    |
    88 km (55 mi) distance
    | USGS | Details
  • 14 Oct 1993 16:34 UTC
    | M 4.8 |
    33 km (20.5 mi) depth
    |
    97 km (60 mi) distance
    | USGS | Details
  • 12 Sep 1993 13:37 UTC
    | M 4.1 |
    384.3 km (238.8 mi) depth
    |
    67 km (42 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

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