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Strong mag. 5.4 earthquake - Solomon Sea, 212 km west of Honiara, Solomon Islands, on Thursday, Dec 8, 2022 at 7:18 am (GMT +11) -

Strong mag. 5.4 earthquake - Solomon Sea, 212 km west of Honiara, Solomon Islands, on Thursday, Dec 8, 2022 at 7:18 am (GMT +11) Strong mag. 5.4 earthquake - Solomon Sea, 212 km west of Honiara, Solomon Islands, on Thursday, Dec 8, 2022 at 7:18 am (GMT +11)

Strong magnitude 5.4 earthquake at 10 km depth

7 Dec 20:26 UTC: First to report: GFZ after 8 minutes.
7 Dec 20:28: Magnitude recalculated from 5.3 to 5.5. Epicenter location corrected by 9 km (5.6 mi) towards N.
... [show all] ...
13 Dec 17:46: Epicenter location corrected by 2.6 km (1.6 mi) towards SE.

Earthquake details

Date & timeDec 7, 2022 20:18:02 UTC -
Local time at epicenterThursday, Dec 8, 2022 at 7:18 am (GMT +11)
StatusConfirmed
Magnitude5.4
Depth10.0 km
Epicenter latitude / longitude9.2356°S / 158.0287°E (Solomon Sea, Solomon Islands)
Antipode9.236°N / 21.971°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoKavachi (25 km / 16 mi)
Nearby towns and cities181 km (113 mi) SE of Gizo (New Georgia Group) (pop: 6,150) | Show on map | Quakes nearby
192 km (119 mi) WNW of Malango (pop: 10,500) | Show on map | Quakes nearby
210 km (131 mi) SW of Buala (pop: 2,700) | Show on map | Quakes nearby
212 km (132 mi) W of Honiara (pop: 56,300) | Show on map | Quakes nearby
233 km (145 mi) W of Tulagi (Florida Islands) (pop: 1,750) | Show on map | Quakes nearby
298 km (185 mi) W of Auki (pop: 6,810) | Show on map | Quakes nearby
429 km (267 mi) SE of Panguna (Papua New Guinea) (pop: 2,920) | Show on map | Quakes nearby
431 km (268 mi) SE of Arawa (Papua New Guinea) (pop: 40,300) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 28.7°C (84 F), humidity: 69%, wind: 2 m/s (4 kts) from NNW
Estimated seismic energy released7.9 x 1012 joules (2.21 gigawatt hours, equivalent to 1898 tons of TNT or 0.1 atomic bombs!) | about seismic energy
Show interactive Map
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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
5.410 km180 Km SE of Gizo, Solomon IslandsUSGS
5.410 kmSOLOMON ISLANDSEMSC
5.410 kmSolomon IslandsRaspberryShake
5.610 kmSolomon Islands: Near Port MoresbyRENASS
5.410 kmSolomon IslandsGeoAu
5.410 kmSolomon IslandsGFZ

Seismograms

Seismic station: Honiara, Solomon Islands (HNR/IU network) | Distance from quake: 212 km / 132 mi | Show on map | Station Info
Seismic station Honiara, Solomon Islands: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.1-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Aftershocks

[More info]

Recorded aftershocks, latest first (0 quake)

So far, no aftershocks have been registered.

Earlier earthquakes in the same area

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