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Strong mag. 5.4 earthquake - Solomon Sea, 63 km southwest of Honiara, Solomon Islands, on Thursday, Nov 24, 2022 at 8:15 pm (GMT +11) -

Strong mag. 5.4 earthquake - Solomon Sea, 63 km southwest of Honiara, Solomon Islands, on Thursday, Nov 24, 2022 at 8:15 pm (GMT +11) Strong mag. 5.4 earthquake - Solomon Sea, 63 km southwest of Honiara, Solomon Islands, on Thursday, Nov 24, 2022 at 8:15 pm (GMT +11)

Strong magnitude 5.4 earthquake at 10 km depth

24 Nov 09:27 UTC: First to report: EMSC after 12 minutes.
24 Nov 09:32: Magnitude recalculated from 5.4 to 5.5. Hypocenter depth recalculated from 14.0 to 20.0 km (from 8.7 to 12.4 mi). Epicenter location corrected by 26 km (16 mi) towards ENE.
24 Nov 09:34: Now using data updates from USGS

Earthquake details

Date & timeNov 24, 2022 09:15:25 UTC -
Local time at epicenterThursday, Nov 24, 2022 at 8:15 pm (GMT +11)
StatusConfirmed
Magnitude5.4
Depth10.0 km
Epicenter latitude / longitude9.8276°S / 159.5324°E (Solomon Sea, Solomon Islands)
Antipode9.828°N / 20.468°W
Shaking intensityLight shaking
Felt4 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoGallego (57 km / 35 mi)
Nearby towns and cities25 km (16 mi) SW of Malango (pop: 10,500) | Show on map | Quakes nearby
63 km (39 mi) SW of Honiara (pop: 56,300) | Show on map | Quakes nearby
105 km (65 mi) SW of Tulagi (Florida Islands) (pop: 1,750) | Show on map | Quakes nearby
174 km (108 mi) SW of Auki (pop: 6,810) | Show on map | Quakes nearby
187 km (116 mi) S of Buala (pop: 2,700) | Show on map | Quakes nearby
271 km (168 mi) WNW of Kirakira (Nakumwe) (pop: 1,120) | Show on map | Quakes nearby
352 km (219 mi) ESE of Gizo (New Georgia Group) (pop: 6,150) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 29.1°C (84 F), humidity: 70%, wind: 2 m/s (4 kts) from E
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
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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 km25 Km SW of Malango, Solomon IslandsUSGS
5.410 kmSolomon Islands: Near Port MoresbyRENASS
5.312 kmSolomon IslandsGFZ
5.410 kmSolomon IslandsRaspberryShake
5.520 kmSOLOMON ISLANDSEMSC
5.317 kmSolomon IslandsGeoAu
5.410 kmSolomon IslandsIRIS

Seismograms

Seismic station: Honiara, Solomon Islands (HNR/IU network) | Distance from quake: 63 km / 39 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (5)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Honiara / Light shaking (MMI IV) / 20-30 s : Light shaking. It took around 20-30 seconds. We just stay alert for any more quiks. Thanks???????? | 6 users found this interesting.  
Honiara (63.7 km NE of epicenter) [Map] / Light shaking (MMI IV) / 30-60 s : Light shaking  
Airport Motel, Henderson, Solomon Islands / Light shaking (MMI IV)
Honiara
Honiara / Light shaking (MMI IV) / rattling, vibrating / 5-10 s

Aftershocks

[More info]

Recorded aftershocks, latest first (4 quakes)

Date and timeMag
Depth
LocationDetails
Nov 28, 2022 08:16
11 days ago
4.8

23 km
Solomon Sea, 42 km SW of Honiara, Solomon IslandsMore
Nov 25, 2022 13:46
14 days ago - felt
5.7

10 km
Solomon Sea, 45 km SW of Honiara, Solomon IslandsMore
Nov 24, 2022 22:43
2 weeks ago
5.0

10 km
Solomon Sea, 65 km SW of Honiara, Solomon IslandsMore
Nov 24, 2022 15:13
2 weeks ago
5.2

23 km
Solomon Sea, 46 km S of Honiara, Solomon IslandsMore

Earlier earthquakes in the same area

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