Forte terremoto magnitudine 6.0 - Tonga, domenica, 30 novembre 1980

Forte terremoto magnitudine 6.0 - Tonga, domenica, 30 novembre 1980

Strong magnitude 6.0 earthquake at 202 km depth

Data & ora: 30 Nov 1980 12:24:39 UTC
Magnitudine: 6
Profondità: 202.0 km
Epicentro latitudine / longitudine: 19.426°S / 175.85°W (Tonga)
Vulcano più vicino: Tofua (89 km / 55 mi)
Nearby towns and cities:
163 km ONO da Pangai (pop: 1,740) --> Vedi sismi vicini
202 km NNO da Nuku'alofa (pop: 22,400) --> Vedi sismi vicini
202 km NNO da Nuku‘alofa (pop: 22,400) --> Vedi sismi vicini
207 km NNO da Kolonga (pop: 1,100) --> Vedi sismi vicini
214 km OSO da Neiafu (pop: 4,320) --> Vedi sismi vicini
232 km NNO da ‘Ohonua (Ohonua) (pop: 1,240) --> Vedi sismi vicini
443 km SSO da Hihifo (pop: 815) --> Vedi sismi vicini
Fonte dati primaria: USGS (United States Geological Survey)
Stima dell'energia sismica liberata: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) More info
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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.
MagnitudineProfonditàUbicazioneFonte
M 6.0202 kmTongaUSGS
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!
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Aftershocks of the 6.0 quake Tonga 30 November 1980 12:24 GMT

More info
Recorded aftershocks, latest first (4 quakes):
  • 28 Feb 1981 11:22 UTC
    | M 4.6 |
    245.3 km (152.4 mi) depth
    |
    38 km (23 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17813 km (11069 mi) distance
    | | Details
  • 20 Feb 1981 14:33 UTC
    | M 5.1 |
    241.2 km (149.9 mi) depth
    |
    52 km (32 mi) distance
    | USGS | Details
  • 24 Dec 1980 07:33 UTC
    | M 4.9 |
    254 km (157.8 mi) depth
    |
    59 km (37 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.0 earthquake - Tonga on Sunday, 30 November 1980 at 12:24 (GMT)
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