Strong mag. 6.5 earthquake - Vanuatu on Wednesday, 14 August 1991 at 19:15 (GMT)

Strong mag. 6.5 earthquake - Vanuatu on Wednesday, 14 August 1991 at 19:15 (GMT)

Strong magnitude 6.5 earthquake at 14 km depth

Date & time: 14 Aug 1991 19:15:03 UTC
Magnitude: 6.5
Depth: 13.8 km
Epicenter latitude / longitude: 13.593°S / 167.607°E (Vanuatu)
Nearest volcano: Motlav (11 km / 7 mi)
Nearby towns and cities:
32 km (20 mi) N of Sola (pop: 1,170) --> See nearby quakes!
171 km (106 mi) NNE of Port-Olry (pop: 1,950) --> See nearby quakes!
220 km (136 mi) NNE of Luganville (pop: 13,400) --> See nearby quakes!
276 km (171 mi) N of Norsup (pop: 3,000) --> See nearby quakes!
375 km (233 mi) SSE of Lata (Santa Cruz Islands, Solomon Islands) (pop: 553) --> See nearby quakes!
467 km (290 mi) N of Port Vila (pop: 35,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 atomic bombs!) More info
[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.
MagnitudeDepthLocationSource
M 6.514 kmVanuatuUSGS
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
to top
to top

Aftershocks of the 6.5 quake Vanuatu 14 August 1991 19:15 GMT

More info
Recorded aftershocks, latest first (5 quakes):
  • 22 Jan 1992 06:24 UTC
    | M 5.4 |
    198.2 km (123.2 mi) depth
    |
    67 km (42 mi) distance
    | USGS | Details
  • 12 Oct 1991 16:26 UTC
    | M 6.3 |
    43.8 km (27.2 mi) depth
    |
    102 km (64 mi) distance
    | USGS | Strong mag. 6.3 earthquake - Vanuatu on Saturday, 12 October 1991 at 16:26 (GMT)
  • 10 Oct 1991 00:06 UTC
    | M 5.1 |
    199.6 km (124 mi) depth
    |
    56 km (35 mi) distance
    | USGS | Details
  • 16 Sep 1991 22:19 UTC
    | M 5.5 |
    162.8 km (101.2 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 23 Aug 1991 09:58 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    13 km (8 mi) distance
    | USGS | Details

to top

Earlier earthquakes in the same area

Strong mag. 6.5 earthquake - Vanuatu on Wednesday, 14 August 1991 at 19:15 (GMT)
Volcanoes & Earthquakes - new app for Android
to top
Why is there advertising on this site?

Support us - Help us upgrade our server!

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.
Our server is reaching its limits and we need financing to increase capacity in order to deal with huge activity peaks when quakes occur. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every penny counts and every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features and in upgrading our software, please make a donation (PayPal or Online cc 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! With best regards from the VolcanoDiscovery team.
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.