Strong mag. 5.9 earthquake - South Pacific Ocean, New Zealand, on Friday, 22 Jan 2021 4:23 am (GMT -12) -

Strong mag. 5.9 earthquake - South Pacific Ocean, New Zealand, on Friday, 22 Jan 2021 4:23 am (GMT -12)

Strong magnitude 5.9 earthquake at 33 km depth

22 Jan 16:27 UTC: First to report: GEONET (NZ) after 3 minutes.
22 Jan 16:29: Magnitude recalculated from 5.7 to 5.8. Hypocenter depth recalculated from 0.0 to 33.0 km (from 0 to 21 mi). Epicenter location corrected by 92 km (57 mi) towards W.
22 Jan 16:31: Magnitude recalculated from 5.8 to 5.9. Epicenter location corrected by 1.1 km (0.7 mi) towards S.
22 Jan 16:52: Epicenter location corrected by 3.4 km (2.1 mi) towards WNW.
Date & time: 22 Jan 2021 16:23:39 UTC -
Local time at epicenter: Friday, 22 Jan 2021 4:23 am (GMT -12)
Magnitude: 5.9
Depth: 33.0 km
Epicenter latitude / longitude: 33.46315°S / 178.60277°W (South Pacific Ocean, New Zealand)
Nearest volcano: Volcano W (189 km / 117 mi)
Weather at epicenter at time of quake:
Clear Sky 19.7°C (67 F), humidity: 63%, wind: 5 m/s (9 kts) from SW
Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Estimated released energy: 4.5 x 1013 joules (12.4 gigawatt hours, equivalent to 10676 tons of TNT or 0.7 atomic bombs!) More info
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
M 5.933 kmNew ZealandGEONET (NZ)
M 5.645 kmSouth of Kermadec Islands, New ZealandGFZ
M 5.646 kmSouth of the Kermadec Islands, New ZealandUSGS
M 5.558 kmSouth of Kermadec Islands, New ZealandGeoAu
M 5.3292 kmSouth of Kermadec IslandsBMKG

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 yet. If you felt it be the first to report it!
Volcanoes & Earthquakes - new app for Android


More info
Recorded aftershocks, latest first (5 quakes):
  • 02 Mar 2021 16:54 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    38 km (24 mi) distance
    | GEONET (NZ) | Details
  • 28 Feb 2021 01:41 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    45 km (28 mi) distance
    | GEONET (NZ) | Details
  • 15 Feb 2021 05:11 UTC
    | M 4.5 |
    150 km (93.2 mi) depth
    15 km (9 mi) distance
    | GEONET (NZ) | Details
  • 02 Feb 2021 12:55 UTC
    | M 4.1 |
    100 km (62.1 mi) depth
    16 km (10 mi) distance
    | GEONET (NZ) | Details
  • 23 Jan 2021 01:29 UTC
    | M 5.0 |
    100 km (62.1 mi) depth
    5 km (3 mi) distance
    | GEONET (NZ) | Details

Earlier earthquakes in the same area since 1900

Map of earlier quakes

Volcanoes & Earthquakes - new app for Android
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Additional seismic data sources
  • Improved content in English
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.