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Minor mag. 2.6 earthquake - Tasman Sea, 46 km north of Blenheim, Marlborough District, New Zealand, on Tuesday, Nov 29, 2022 at 1:32 am (GMT +13) -

Minor magnitude 2.6 earthquake at 39 km depth

28 Nov 12:34 UTC: First to report: GEONET (NZ) after 1 minute.
28 Nov 12:35: Magnitude recalculated from 2.3 to 2.6. Hypocenter depth recalculated from 54.2 to 36.8 km (from 34 to 23 mi). Epicenter location corrected by 1.1 km (0.7 mi) towards W.
28 Nov 12:40: Hypocenter depth recalculated from 36.8 to 38.6 km (from 23 to 24 mi). Epicenter location corrected by 0.9 km (0.5 mi) towards NNW.

Earthquake details

Date & time	Nov 28, 2022 12:32:56 UTC -
Local time at epicenter	Tuesday, Nov 29, 2022 at 1:32 am (GMT +13)
Status	Confirmed
Magnitude	2.6
Depth	38.6 km
Epicenter latitude / longitude	41.1062°S / 173.90718°E (Tasman Sea, New Zealand)
Antipode	41.106°N / 6.093°W
Shaking intensity	Not felt
Felt
Primary data source	GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcano	Taranaki (201 km / 125 mi)
Nearby towns and cities	22 km (14 mi) NNW of Picton (pop: 4,790) \| Show on map \| Quakes nearby 46 km (28 mi) N of Blenheim (pop: 26,600) \| Show on map \| Quakes nearby 61 km (38 mi) ENE of Stoke (pop: 19,800) \| Show on map \| Quakes nearby 73 km (45 mi) WNW of Karori (pop: 15,700) \| Show on map \| Quakes nearby 75 km (47 mi) WNW of Wellington (pop: 381,900) \| Show on map \| Quakes nearby 79 km (49 mi) W of Porirua (pop: 50,900) \| Show on map \| Quakes nearby 85 km (53 mi) W of Lower Hutt (pop: 101,200) \| Show on map \| Quakes nearby 96 km (60 mi) W of Upper Hutt (pop: 38,400) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 11.8°C (53 F), humidity: 82%, wind: 5 m/s (10 kts) from WNW
Estimated seismic energy released	5 x 10⁸ joules (139 kilowatt hours, equivalent to 0.12 tons of TNT) \| 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.	Depth	Location	Source
2.6	39 km	New Zealand	GEONET (NZ)
2.6	39 km	South Island, New Zealand	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in New Zealand

Seismograms

Seismic station: South Karori, New Zealand (SNZO/IU network) | Distance from quake: 70 km / 44 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: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 2.6, this quake might have been felt very close to the epicenter and under calm conditions.

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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