Strong mag. 5.6 earthquake - South Pacific Ocean, New Caledonia, on Wednesday, Aug 4, 2021 5:55 pm (GMT +12) -

Strong mag. 5.6 earthquake - South Pacific Ocean, New Caledonia, on Wednesday, Aug 4, 2021 5:55 pm (GMT +12)

Strong magnitude 5.6 earthquake at 25 km depth

4 Aug 06:06 UTC: First to report: GFZ after 12 minutes.
4 Aug 06:59: Magnitude recalculated from 5.2 to 5.6. Hypocenter depth recalculated from 10.0 to 25.0 km (from 6.2 to 15.5 mi). Epicenter location corrected by 6.4 km (4 mi) towards SSE.
Date & time: Aug 4, 2021 05:55:11 UTC -
Local time at epicenter: Wednesday, Aug 4, 2021 5:55 pm (GMT +12)
Magnitude: 5.6
Depth: 25.0 km
Epicenter latitude / longitude: 20.44°S / 172.65°E (South Pacific Ocean, New Caledonia)
Antipode: 20.44°N / 7.35°W
Nearest volcano: Hunter Island (231 km / 144 mi)
Nearby towns and cities:
366 km (227 mi) ESE of Isangel (Vanuatu) (pop: 1,440) --> See nearby quakes!
674 km (419 mi) ENE of Noumea (pop: 93,100) --> See nearby quakes!
362 km (225 mi) ESE of Tanna Island (pop: 28,800) --> See nearby quakes!
297 km (184 mi) E of Aneityum Island (pop: 915) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 22°C (72 F), humidity: 58%, wind: 2 m/s (4 kts) from ESE
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.6 x 1013 joules (4.4 gigawatt hours, equivalent to 3788 tons of TNT or 0.2 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.
Mag.DepthLocationSource
5.625 kmNew Caledonia: Vanuatu Islands RegionGFZ
5.522 kmNew Caledonia: VANUATU REGIONEMSC
5.523 kmNew Caledonia: Vanuatu RegionUSGS
5.639 kmNew Caledonia: Vanuatu Islands RegionGeoAu

User reports for this quake

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Aftershocks

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