Fuerte terremoto magnitud 6.3 - Kermadec Islands Region, viernes, 21 mar. 1997

Fuerte terremoto magnitud 6.3 - Kermadec Islands Region, viernes, 21 mar. 1997

Strong magnitude 6.3 earthquake at 449 km depth

Fecha & hora: 21 Mar 1997 12:07:17 UTC
Magnitud: 6.3
Profundidad: 448.7 km
Epicentro latitud / longitud: 31.163°S / 179.624°E (international territory)
Volcán mas cercano: Havre Seamount (127 km / 79 mi)
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 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.
MagnitudProfundidadUbicaciónFuente
M 6.3449 kmKermadec 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 M 6.3 terremoto: Kermadec Islands Region Fri, 21 Mar 1997 12:07

More info
Recorded aftershocks, latest first (3 quakes):
  • 01 Aug 1997 07:20 UTC
    | M 4.8 |
    550 km (341.8 mi) depth
    |
    84 km (52 mi) distance
    | USGS | Details
  • 28 Apr 1997 22:34 UTC
    | M 4.4 |
    400 km (248.5 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 25 Apr 1997 12:22 UTC
    | M 3.8 |
    400 km (248.5 mi) depth
    |
    34 km (21 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Fuerte terremoto magnitud 6.3 - Kermadec Islands Region, viernes, 21 mar. 1997
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