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Weak mag. 2.3 earthquake - South Pacific Ocean, 10.4 km northwest of Whakatane, Bay of Plenty, New Zealand, on Monday, Dec 5, 2022 at 4:52 am (GMT +13) -

Weak magnitude 2.3 earthquake at 3 km depth

4 Dec 15:53 UTC: First to report: GEONET (NZ) after 58 seconds.
4 Dec 15:54: Magnitude recalculated from 2.4 to 2.2. Hypocenter depth recalculated from 9.9 to 3.0 km (from 6.2 to 1.9 mi). Epicenter location corrected by 1 km (0.6 mi) towards N.
4 Dec 15:56: Magnitude recalculated from 2.2 to 2.3. Hypocenter depth recalculated from 3.0 to 2.8 km (from 1.9 to 1.7 mi). Epicenter location corrected by 0.8 km (0.5 mi) towards NNW.

Earthquake details

Date & time	Dec 4, 2022 15:52:06 UTC -
Local time at epicenter	Monday, Dec 5, 2022 at 4:52 am (GMT +13)
Status	Confirmed
Magnitude	2.3
Depth	2.8 km
Epicenter latitude / longitude	37.87675°S / 176.92851°E (South Pacific Ocean, New Zealand)
Antipode	37.877°N / 3.071°W
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcano	White Island (45 km / 28 mi)
Nearby towns and cities	10 km (6 mi) NNW of Whakatane (pop: 18,600) \| Show on map \| Quakes nearby 15 km (9 mi) NE of Edgecumbe (pop: 1,790) \| Show on map \| Quakes nearby 32 km (20 mi) NE of Kawerau (pop: 6,700) \| Show on map \| Quakes nearby 35 km (22 mi) WNW of Opotiki (pop: 4,040) \| Show on map \| Quakes nearby 44 km (27 mi) ESE of Maketu (pop: 1,080) \| Show on map \| Quakes nearby 67 km (41 mi) ENE of Rotorua (pop: 65,900) \| Show on map \| Quakes nearby 70 km (44 mi) ESE of Tauranga (pop: 110,300) \| Show on map \| Quakes nearby 422 km (262 mi) NNE of Wellington (pop: 381,900) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Few Clouds 12.5°C (54 F), humidity: 99%, wind: 5 m/s (9 kts) from WSW
Estimated seismic energy released	1.8 x 10⁸ joules (49.4 kilowatt hours) \| 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
2.3	2.8 km	New Zealand	GEONET (NZ)
2.3	2.8 km	North Island, New Zealand	RaspberryShake

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Seismograms

Seismic station: South Karori, New Zealand (SNZO/IU network) | Distance from quake: 427 km / 265 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 2.3, such a quake wouldn't normally be felt by people except under very favorable 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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