Mag. 4.6 earthquake - South Pacific Ocean, 586 km southwest of Nuku\'alofa, Tongatapu, Tonga, on Friday, 11 September 2020 at 23:34 (GMT) -
Light magnitude 4.6 earthquake at 559 km depth
11 Sep 23:40 UTC: First to report: GEONET (NZ) after 6 minutes.
11 Sep 23:52: Magnitude recalculated from 4.9 to 4.6. Hypocenter depth recalculated from 693.1 to 558.6 km (from 431 to 347 mi). Epicenter location corrected by 588 km (365 mi) towards NNE.
11 Sep 23:52: Magnitude recalculated from 4.9 to 4.6. Hypocenter depth recalculated from 693.1 to 558.6 km (from 431 to 347 mi). Epicenter location corrected by 588 km (365 mi) towards NNE.
Magnitude: 4.6
Depth: 558.6 km
Epicenter latitude / longitude: 24.55428°S / 179.5535°W
(international territory)Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) 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.
| Magnitude | Depth | Location | Source |
| M 4.6 | 559 km | 586 km SW of Nuku‘alofa, Tonga | GEONET (NZ) |
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Earlier earthquakes in the same area
Mag. 4.6 earthquake - South Pacific Ocean, 586 km southwest of Nuku'alofa, Tongatapu, Tonga, on Friday, 11 September 2020 at 23:34 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
