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Weak mag. 2.9 earthquake - 37 km west of New Plymouth, Taranaki, New Zealand, on Thursday, Aug 18, 2022 at 6:20 am (GMT +12) -

Weak mag. 2.9 earthquake - 37 km west of New Plymouth, Taranaki, New Zealand, on Thursday, Aug 18, 2022 at 6:20 am (GMT +12) Weak mag. 2.9 earthquake - 37 km west of New Plymouth, Taranaki, New Zealand, on Thursday, Aug 18, 2022 at 6:20 am (GMT +12)

Weak magnitude 2.9 earthquake at 14 km depth

17 Aug 18:22 UTC: First to report: GEONET (NZ) after 1 minute.
17 Aug 18:23: Magnitude recalculated from 2.3 to 2.8. Hypocenter depth recalculated from 12.0 to 9.7 km (from 7.5 to 6 mi). Epicenter location corrected by 28 km (17 mi) towards NW.
17 Aug 18:30: Magnitude recalculated from 2.8 to 2.9. Hypocenter depth recalculated from 9.7 to 13.9 km (from 6 to 8.6 mi). Epicenter location corrected by 3.2 km (2 mi) towards ESE.

Earthquake details

Date & timeAug 17, 2022 18:20:39 UTC -
Local time at epicenterThursday, Aug 18, 2022 at 6:20 am (GMT +12)
Depth13.9 km
Epicenter latitude / longitude39.12045°S / 173.65512°E (Tasman Sea, Taranaki, New Zealand)
Antipode39.12°N / 6.345°W
Shaking intensityVery weak shaking
Felt0 reports
Primary data sourceGEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcanoTaranaki (41 km / 25 mi)
Nearby towns and cities22 km (13 mi) WNW of Okato (pop: 606) | Show on map | Quakes nearby
25 km (16 mi) W of Oakura (pop: 1,690) | Show on map | Quakes nearby
37 km (23 mi) W of New Plymouth (pop: 49,200) | Show on map | Quakes nearby
41 km (26 mi) NNW of Opunake (pop: 1,500) | Show on map | Quakes nearby
45 km (28 mi) W of Inglewood (pop: 3,790) | Show on map | Quakes nearby
52 km (32 mi) WSW of Waitara (pop: 6,320) | Show on map | Quakes nearby
59 km (37 mi) WNW of Stratford (pop: 6,120) | Show on map | Quakes nearby
259 km (161 mi) NNW of Wellington (pop: 381,900) | Show on map | Quakes nearby
Weather at epicenter at time of quakeLight Rain 15.7°C (60 F), humidity: 87%, wind: 10 m/s (19 kts) from NE
Estimated seismic energy released1.4 x 109 joules (392 kilowatt hours, equivalent to 0.338 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.
2.914 kmNew ZealandGEONET (NZ)


Seismic station: South Karori, New Zealand (SNZO/IU network) | Distance from quake: 259 km / 161 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

At magnitude 2.9, 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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