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Strong mag. 5.6 earthquake - South Pacific Ocean, New Zealand, on Monday, Nov 28, 2022 at 7:17 pm (GMT -12) -

Strong mag. 5.6 earthquake - South Pacific Ocean, New Zealand, on Monday, Nov 28, 2022 at 7:17 pm (GMT -12) Strong mag. 5.6 earthquake - South Pacific Ocean, New Zealand, on Monday, Nov 28, 2022 at 7:17 pm (GMT -12)

Strong magnitude 5.6 earthquake at 33 km depth

29 Nov 07:21 UTC: First to report: GEONET (NZ) after 3 minutes.
29 Nov 07:22: Magnitude recalculated from 4.3 to 5.3. Hypocenter depth recalculated from 97.7 to 33.0 km (from 61 to 21 mi). Epicenter location corrected by 379 km (235 mi) towards NE.
29 Nov 07:27: Magnitude recalculated from 5.3 to 5.6. Epicenter location corrected by 57 km (35 mi) towards W.
29 Nov 07:46: Epicenter location corrected by 0.6 km (0.4 mi) towards S.

Earthquake details

Date & timeNov 29, 2022 07:17:57 UTC -
Local time at epicenterMonday, Nov 28, 2022 at 7:17 pm (GMT -12)
StatusConfirmed
Magnitude5.6
Depth33.0 km
Epicenter latitude / longitude33.37863°S / 177.66132°W (South Pacific Ocean, New Zealand)
Antipode33.379°N / 2.339°E
Shaking intensityModerate shaking near epicenter
Felt0 reports
Primary data sourceGEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcanoVolcano W (222 km / 138 mi)
Nearby towns and cities
Weather at epicenter at time of quakeOvercast Clouds 17.3°C (63 F), humidity: 73%, wind: 8 m/s (16 kts) from WNW
Estimated seismic energy released1.6 x 1013 joules (4.4 gigawatt hours, equivalent to 3788 tons of TNT or 0.2 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
5.633 kmNew ZealandGEONET (NZ)
5.210 kmNew Zealand: South of Kermadec IslandsGFZ
5.210 kmNew Zealand: SOUTH OF KERMADEC ISLANDSEMSC
5.210 kmNew Zealand: South of Kermadec IslandsRaspberryShake
5.210 kmNew Zealand: South of the Kermadec IslandsUSGS
5.210 kmNew Zealand: South of Kermadec IslandsGeoAu
5.210 kmNew Zealand: South Of Kermadec IslandsIRIS

Seismograms

Seismic station: South Karori, New Zealand (SNZO/IU network) | Distance from quake: 1109 km / 689 mi | Show on map | Station Info
Seismic station South Karori, New Zealand: 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: 0.02-5.0 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 (2 quakes)

Date and timeMag
Depth
LocationDetails
Dec 1, 2022 12:48
9 weeks ago
5.2

33 km
South Pacific Ocean, New ZealandMore
Dec 1, 2022 10:21
9 weeks ago
4.6

33 km
South Pacific Ocean, New ZealandMore

Earlier earthquakes in the same area

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