Strong mag. 6.1 earthquake - South of the Kermadec Islands on Sunday, 20 May 1990
Depth: 345.6 km
Epicenter latitude / longitude: 32.5°S / 179.624°E (international territory)
Nearest volcano: Haungaroa (72 km / 45 mi)
Primary data source: USGS
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) [learn more]
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.
|Time||Mag. / Depth||Location||Source|
|Sun, 20 May 09:53 UTC||M 6.1 / 345.6 km||South of the Kermadec Islands||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 6.1 quake: South of the Kermadec Islands, 20 May 1990 09:53
More infoRecorded aftershocks, latest first (1 quakes):
- 24 Jul 1990 16:21 UTC| M 3.8 |412.2 km (256.1 mi) depth|32 km (20 mi) distance| USGS | Details