Light mag. 4.3 earthquake - South Pacific Ocean on Thursday, 4 Mar 2021 10:14 am (GMT +12) -

This quake was likely a foreshock of the 8.1 quake South Pacific Ocean, New Zealand, 4 Mar 2021 7:28 am (GMT -12), which followed after 21 heures.
Light mag. 4.3 earthquake - South Pacific Ocean on Thursday, 4 Mar 2021 10:14 am (GMT +12)

Séisme faible magnitude 4.3 at 270 km depth

3 Mar 22:18 UTC: Premier à signaler: GEONET (NZ) après 4 minutes.
3 Mar 22:19: Magnitude recalculée de 3.9 à 3.8.
3 Mar 22:23: Magnitude recalculée de 3.8 à 4.3. Profondeur recalculée de 428.0 à 270.1 km (de 266 à 168 mi). Emplacement de l'épicentre corrigé de 91 km (57 mi) au N.
Date & time: 3 Mar 2021 22:14:02 UTC -
Local time at epicenter: jeudi, 4 mars 2021 10:14 (GMT +12)
Magnitude: 4.3
Profondeur: 270.1 km
Epicenter latitude / longitude: 32.21555°S / 179.46321°E
Volcan le plus près: Volcano W (177 km / 110 mi)
Nearby towns and cities:
614 km NE de Whangarei (pop: 50,900) --> Voir les séismes à proximité!
618 km NE de Ruakaka (pop: 2,920) --> Voir les séismes à proximité!
622 km NE de Leigh (pop: 499) --> Voir les séismes à proximité!
641 km NE de Warkworth (pop: 3,440) --> Voir les séismes à proximité!
641 km NE de Wellsford (pop: 1,990) --> Voir les séismes à proximité!
Weather at epicenter at time of quake:
Broken Clouds 21.4°C (71 F), humidity: 79%, wind: 8 m/s (16 kts) from NNW
Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) Plus d'infos
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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.
MagnitudeProfondeurLieuSource
4.3270 kmNew ZealandGEONET (NZ)
3.8428 km3.8 SOUTH OF KERMADEC ISLANDSEMSC

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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