Forte terremoto magnitudine 6.1 - Kermadec Islands Region (New Zealand), lunedì, 20 ottobre 1986

Forte terremoto magnitudine 6.1 - Kermadec Islands Region (New Zealand), lunedì, 20 ottobre 1986

Strong magnitude 6.1 earthquake at 33 km depth

Data & ora: 20 Oct 1986 02:41:26 UTC###AGESTRINGCOPY###
Magnitudine: 6.1
Profondità: 33.0 km
Epicentro latitudine / longitudine: 27.932°S / 176.134°W (Nuova Zelanda)
Vulcano più vicino: Volcano Q (145 km / 90 mi)
Nearby towns and cities:
744 km S da ‘Ohonua (Ohonua, 'Eua, Tonga) (pop: 1,240)
Fonte dati primaria: USGS
Stima dell'energia sismica liberata: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) [saperne di più]
[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.
MagnitudineProfonditàUbicazioneFonte
M 6.133 kmKermadec Islands region (New Zealand)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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

Aftershocks of the 6.1 quake Kermadec Islands Region (New Zealand) 20 October 14:41 UTC

More info
Recorded aftershocks, latest first (71 quakes):
  • 19 Feb 1987 09:32 UTC
    | M 5.0 |
    10 km (6.2 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details
  • 10 Feb 1987 02:09 UTC
    | M 5.0 |
    46.7 km (29 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details
  • 31 Jan 1987 10:30 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    56 km (35 mi) distance
    | USGS | Details
  • 25 Jan 1987 14:13 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 04 Jan 1987 10:43 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    63 km (39 mi) distance
    | USGS | Details
  • 22 Dec 1986 00:21 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details
  • 21 Dec 1986 20:23 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 21 Dec 1986 01:10 UTC
    | M 6.5 |
    17.1 km (10.6 mi) depth
    |
    62 km (39 mi) distance
    | USGS | Strong mag. 6.5 earthquake - Kermadec Islands Region (New Zealand) on Sunday, 21 December 1986 at 01:10 (GMT)
  • 20 Dec 1986 21:27 UTC
    | M 5.5 |
    33.2 km (20.6 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 20 Dec 1986 07:59 UTC
    | M 5.4 |
    33 km (20.5 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 12 Dec 1986 01:04 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    39 km (24 mi) distance
    | USGS | Details
  • 10 Dec 1986 13:24 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    46 km (29 mi) distance
    | USGS | Details
  • 03 Dec 1986 22:49 UTC
    | M 5.5 |
    44.4 km (27.6 mi) depth
    |
    66 km (41 mi) distance
    | USGS | Details
  • 01 Dec 1986 19:55 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 01 Dec 1986 12:52 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    41 km (26 mi) distance
    | USGS | Details
  • 20 Nov 1986 14:30 UTC
    | M 4.3 |
    33 km (20.5 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Strong mag. 6.1 earthquake - Kermadec Islands Region (New Zealand) on Monday, 20 October 1986 at 14:41 (GMT)
Volcanoes & Earthquakes - new app for Android

Piu su VolcanoDiscovery

 
Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery e da altre fonti come indicato.
Uso di materiale: 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.