Strong mag. 6.1 earthquake - South Pacific Ocean on Sunday, May 20, 1990 at 09:53 (GMT)
Strong magnitude 6.1 earthquake at 346 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 345.6 km
Epicenter latitude / longitude: 32.5°S / 179.624°E↗ (international territory)
Antipode: 32.5°N / 0.376°W↗
Nearest volcano: Haungaroa (72 km / 45 mi)
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 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.
|6.1||346 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.
Recorded aftershocks, latest first (1 quake)
|Date and time||Mag|
|Jul 24, 1990 16:21|
31 years ago
|South Pacific Ocean||More|