Forte terremoto magnitudine 6.2 - Tonga, martedì, 02 ottobre 2001

Forte terremoto magnitudine 6.2 - Tonga, martedì, 02 ottobre 2001

Strong magnitude 6.2 earthquake at 107 km depth

Data & ora: 2 Oct 2001 00:48:18 UTC
Magnitudine: 6.2
Profondità: 106.9 km
Epicentro latitudine / longitudine: 16.183°S / 173.82°W (Tonga)
Vulcano più vicino: Tafahi (39 km / 24 mi)
Nearby towns and cities:
26 km S da Hihifo (pop: 815) --> Vedi sismi vicini
275 km N da Neiafu (pop: 4,320) --> Vedi sismi vicini
322 km SSO da Asau (Samoa) (pop: 6,640) --> Vedi sismi vicini
342 km SO da Apia (Samoa) (pop: 40,400) --> Vedi sismi vicini
391 km OSO da Tāfuna (Tualauta, Samoa americane) (pop: 11,000) --> Vedi sismi vicini
396 km OSO da Pago Pago (Ma'Oputasi, Samoa americane) (pop: 11,500) --> Vedi sismi vicini
408 km N da Pangai (pop: 1,740) --> Vedi sismi vicini
410 km SE da Mata-Utu (Hahake, Wallis e Futuna) (pop: 1,200) --> Vedi sismi vicini
523 km NO da Alofi (Niue) (pop: 624) --> Vedi sismi vicini
570 km NNE da Nuku'alofa (pop: 22,400) --> Vedi sismi vicini
Fonte dati primaria: USGS (United States Geological Survey)
Stima dell'energia sismica liberata: 1.3 x 1014 joules (35 gigawatt hours, equivalent to 30089 tons of TNT or 1.9 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 6.2107 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

More info
Recorded aftershocks, latest first (12 quakes):
  • 24 Mar 2002 03:53 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details
  • 11 Mar 2002 19:54 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    28 km (17 mi) distance
    | USGS | Details
  • 06 Mar 2002 17:20 UTC
    | M 4.7 |
    125.6 km (78 mi) depth
    |
    18 km (11 mi) distance
    | USGS | Details
  • 02 Mar 2002 16:19 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    74 km (46 mi) distance
    | USGS | Details
  • 30 Dec 2001 01:08 UTC
    | M 4.2 |
    131.1 km (81.5 mi) depth
    |
    66 km (41 mi) distance
    | USGS | Details
  • 28 Dec 2001 23:55 UTC
    | M 4.5 |
    105.3 km (65.4 mi) depth
    |
    5 km (3 mi) distance
    | USGS | Details
  • 23 Dec 2001 15:42 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    40 km (25 mi) distance
    | USGS | Details
  • 19 Dec 2001 02:47 UTC
    | M 4.2 |
    33 km (20.5 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Details
  • 06 Dec 2001 15:47 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    46 km (28 mi) distance
    | USGS | Details
  • 30 Nov 2001 11:50 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 22 Oct 2001 22:10 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    39 km (24 mi) distance
    | USGS | Details
  • 08 Oct 2001 02:41 UTC
    | M 4.1 |
    69.8 km (43.4 mi) depth
    |
    64 km (39 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.2 earthquake - Tonga on Tuesday, 2 October 2001 at 00:48 (GMT)
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