Strong mag. 6.6 earthquake - South Pacific Ocean, 1453 km northeast of Wellington, Wellington City, New Zealand, on Monday, 29 July 1963 at 20:16 (GMT)
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Strong magnitude 6.6 earthquake at 25 km depth
Depth: 25.0 km
Epicenter latitude / longitude: 30.075°S / 176.933°W (South Pacific Ocean, New Zealand)
Nearest volcano: Raoul Island (131 km / 81 mi)
Nearby towns and cities:
1453 km (903 mi) NNE of Wellington (pop: 381,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 atomic bombs!) More info
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 6.6||25 km||Kermadec Islands region (New Zealand)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Aftershocks of the 6.6 quake South Pacific Ocean, 1453 km northeast of Wellington, Wellington City, New Zealand, 29 July 1963 20:16 GMT
More infoRecorded aftershocks, latest first (3 quakes):
- 31 Jul 1963 01:44 UTC| M 5.6 |20 km (12.4 mi) depth|33 km (21 mi) distance| USGS | Details
- 30 Jul 1963 15:04 UTC| M 5.8 |35 km (21.7 mi) depth|12 km (8 mi) distance| USGS | Details
- 30 Jul 1963 05:45 UTC| M 6.5 |25 km (15.5 mi) depth|32 km (20 mi) distance| USGS | Strong mag. 6.5 earthquake - South Pacific Ocean, 1472 km northeast of Wellington, Wellington City, New Zealand, on Tuesday, 30 July 1963 at 05:45 (GMT)