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Strong mag. 6.3 earthquake - KERMADEC ISLANDS, NEW ZEALAND, on Friday, 8 January 2021 at 00:28 (GMT) - information

Strong mag. 6.0 earthquake - South Pacific Ocean, 1421 km northeast of Wellington, New Zealand, on Friday, Jan 8, 2021 at 1:28 pm (GMT +13)

Strong mag. 6.0 earthquake - South Pacific Ocean, 1421 km northeast of Wellington, New Zealand, on Friday, Jan 8, 2021 at 1:28 pm (GMT +13) Strong mag. 6.0 earthquake - South Pacific Ocean, 1421 km northeast of Wellington, New Zealand, on Friday, Jan 8, 2021 at 1:28 pm (GMT +13)

Strong magnitude 6.0 earthquake at 221 km depth

8 Jan 00:39 UTC: First to report: EMSC after 10 minutes.
8 Jan 00:44: Magnitude recalculated from 5.7 to 6.1. Hypocenter depth recalculated from 200.0 to 188.0 km (from 124 to 117 mi). Epicenter location corrected by 24 km (15 mi) towards NW.
... [show all] ...
8 Jan 01:59: Now using data updates from GEONET (NZ)

Earthquake details

Date & timeJan 8, 2021 00:28:47 UTC
Local time at epicenterFriday, Jan 8, 2021 at 1:28 pm (GMT +13)
StatusConfirmed
Magnitude6
Depth220.8 km
Epicenter latitude / longitude29.74681°S / 178.46239°W (South Pacific Ocean, New Zealand)
Antipode29.747°N / 1.538°E
Shaking intensityVery weak shaking
Felt1 report
Primary data sourceGEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcanoRaoul Island (57 km / 35 mi)
Nearby towns and cities
Estimated seismic energy released6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) | about seismic energy
Show interactive Map
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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.DepthLocationSource
6.0221 kmKERMADEC ISLANDS, NEW ZEALANDGEONET (NZ)
6.2231 kmKermadec Islands, New ZealandGFZ
6.2166 kmKermadec Islands, New ZealandBMKG
6.1151 kmKermadec Islands, New Zealand [Sea: New Zealand]INGV
6.2222 kmKermadec Islands, New ZealandGeoAu
6.3224 kmKermadec Islands, New ZealandUSGS
6.3182 kmNew ZealandEMSC

Seismograms

Seismic station: South Karori, New Zealand (SNZO/IU network) | Distance from quake: 1425 km / 886 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: 0.02-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Translate
Velenje (17830.1 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 1-2 s

Aftershocks

[More info]

Recorded aftershocks, latest first (9 quakes)

Date and timeMag
Depth
LocationDetails
Jun 20, 2021 18:43
1 year 32 weeks ago
4.5

10 km
South Pacific Ocean, New ZealandMore
Jun 19, 2021 03:29
1 year 33 weeks ago
4.9

33 km
South Pacific Ocean, New ZealandMore
Apr 6, 2021 12:40
1 year 43 weeks ago
4.8

10 km
South Pacific Ocean, New ZealandMore
Apr 6, 2021 12:40
1 year 43 weeks ago
4.8

10 km
South Pacific Ocean, New ZealandMore
Mar 15, 2021 02:47
1 year 46 weeks ago
4.9

10 km
South Pacific Ocean, New ZealandMore
Mar 12, 2021 09:30
1 year 47 weeks ago
4.8

91 km
South Pacific Ocean, New ZealandMore
Mar 8, 2021 03:20
1 year 47 weeks ago
4.9

27 km
South Pacific Ocean, New ZealandMore
Mar 5, 2021 05:05
1 year 48 weeks ago
3.6

376 km
South Pacific Ocean, New ZealandMore
Mar 4, 2021 20:25
1 year 48 weeks ago
5.5

72 km
South Pacific Ocean, New ZealandMore

Earlier earthquakes in the same area

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