Strong mag. 5.9 earthquake - Coral Sea, 81 km west of Port Vila, Shefa Province, Vanuatu, on Monday, 1 Mar 2021 10:37 am (GMT +11) -

This quake was likely an aftershock of the 6.2 quake Coral Sea, 77 km west of Port Vila, Shefa Province, Vanuatu, 16 Feb 2021 11:49 am (GMT +11), which had occurred 13 days earlier.
Strong mag. 5.9 earthquake - Coral Sea, 81 km west of Port Vila, Shefa Province, Vanuatu, on Monday, 1 Mar 2021 10:37 am (GMT +11)

Strong magnitude 5.9 earthquake at 10 km depth

28 Feb 23:47 UTC: First to report: GFZ after 10 minutes.
28 Feb 23:49: Epicenter location corrected by 4 km (2.5 mi) towards SSW.
1 Mar 07:54: Magnitude recalculated from 5.8 to 5.9.
Date & time: 28 Feb 2021 23:37:15 UTC -
Local time at epicenter: Monday, 1 Mar 2021 10:37 am (GMT +11)
Magnitude: 5.9
Depth: 10.0 km
Epicenter latitude / longitude: 17.57°S / 167.57°E (Coral Sea, Vanuatu)
Nearest volcano: North Vate (84 km / 52 mi)
Nearby towns and cities:
81 km (50 mi) WNW of Port Vila (pop: 35,900) --> See nearby quakes!
168 km (105 mi) S of Norsup (pop: 3,000) --> See nearby quakes!
232 km (144 mi) S of Luganville (pop: 13,400) --> See nearby quakes!
284 km (176 mi) NW of Isangel (pop: 1,440) --> See nearby quakes!
286 km (178 mi) S of Port-Olry (pop: 1,950) --> See nearby quakes!
360 km (223 mi) NNE of Fayaoué (New Caledonia) (pop: 4,410) --> See nearby quakes!
374 km (232 mi) N of Wé (Lifou, New Caledonia) (pop: 10,400) --> See nearby quakes!
411 km (255 mi) S of Sola (pop: 1,170) --> See nearby quakes!
442 km (274 mi) NNE of Poindimié (New Caledonia) (pop: 4,890) --> See nearby quakes!
444 km (276 mi) N of Tadine (Maré, New Caledonia) (pop: 7,490) --> See nearby quakes!
145 km (90 mi) S of Malakula Island (pop: 22,900) --> See nearby quakes!
142 km (89 mi) SSW of Paama Island (pop: 1,630) --> See nearby quakes!
284 km (176 mi) NW of Tanna Island (pop: 28,800) --> See nearby quakes!
Weather at epicenter at time of quake:
Light Rain 27.5°C (82 F), humidity: 64%, wind: 4 m/s (8 kts) from SE
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 4.5 x 1013 joules (12.4 gigawatt hours, equivalent to 10676 tons of TNT or 0.7 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.
5.910 kmVanuatu IslandsGFZ
6.218 kmVanuatu Islands [Sea: Vanuatu]INGV
5.810 kmVanuatu IslandsGeoAu
5.811 km85 Km W of Port-Vila, VanuatuUSGS
6.010 kmVanuatu IslandsBMKG

User reports for this quake (10)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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Port Vila / Weak shaking (MMI III) / 20-30 s : Once again I thought "Oh no, not again" It was not a big one, and felt like a horizontal swaying. | 7 users found this interesting.  
Port Vila, vanuatu / Light shaking (MMI IV) / horizontal (sideways) swinging : Gently Rolling went for quite some time after large shake | 5 users found this interesting.  
port vila (82.9 km ESE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
81.3 km ESE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
81.8 km ESE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
90.9 km ESE of epicenter [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging
Port Vila / Light shaking (MMI IV) / 1-2 s
Port Vila / Light shaking (MMI IV) / 1-2 s
Port Vila / Light shaking (MMI IV) / 1-2 s
Port Vila / Light shaking (MMI IV)
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