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Moderate mag. 4.9 earthquake - South Pacific Ocean, 132 km east of Nukalofa, Nuku'alofa, Tongatapu, on Tuesday, May 24, 2022 at 4:37 pm (GMT +13) -

Moderate mag. 4.9 earthquake - South Pacific Ocean, 132 km east of Nukalofa, Nuku\'alofa, Tongatapu, on Tuesday, May 24, 2022 at 4:37 pm (GMT +13) Moderate mag. 4.9 earthquake - South Pacific Ocean, 132 km east of Nukalofa, Nuku\'alofa, Tongatapu, on Tuesday, May 24, 2022 at 4:37 pm (GMT +13)

Moderate magnitude 4.9 earthquake at 10 km depth

24 May 09:18 UTC: First to report: GFZ after 6 hours.
25 May 01:28: Now using data updates from USGS
31 May 02:08: Epicenter location corrected by 16 km (9.7 mi) towards ENE.

Earthquake details

Date & timeMay 24, 2022 03:37:27 UTC -
Local time at epicenterTuesday, May 24, 2022 at 4:37 pm (GMT +13)
StatusConfirmed
Magnitude4.9
Depth10.0 km
Epicenter latitude / longitude20.8152°S / 173.9835°W (South Pacific Ocean, Tonga)
Antipode20.815°N / 6.017°E
Shaking intensityModerate shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoHunga Tonga-Hunga Ha'apai (148 km / 92 mi)
Nearby towns and cities116 km (72 mi) ENE of ‘Ohonua (Ohonua) (pop: 1,240) | Show on map | Quakes nearby
118 km (73 mi) SSE of Bangai (Pangai) (pop: 1,740) | Show on map | Quakes nearby
118 km (73 mi) ENE of Kolonga (pop: 1,100) | Show on map | Quakes nearby
132 km (82 mi) ENE of Nukalofa (Nuku'alofa) (pop: 22,400) | Show on map | Quakes nearby
132 km (82 mi) ENE of Nuku‘alofa (pop: 22,400) | Show on map | Quakes nearby
241 km (150 mi) S of Neiafu (pop: 4,320) | Show on map | Quakes nearby
131 km (81 mi) ENE of Amsterdam Island (pop: 75,000) | Show on map | Quakes nearby
Estimated seismic energy released1.4 x 1012 joules (392 megawatt hours, equivalent to 338 tons of TNT) | 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
4.910 km115 Km ENE of ‘Ohonua, TongaUSGS
4.910 kmTonga IslandsRaspberryShake
4.910 kmTonga IslandsGFZ

Seismograms

Seismic station: Afiamalu, Samoa (AFI/IU network) | Distance from quake: 803 km / 499 mi | Show on map | Station Info
Seismic station Afiamalu, Samoa: 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

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

Earlier earthquakes in the same area

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