Moderate mag. 5.6 earthquake - Tonga Islands on Sunday, 14 September 2014

Moderato terremoto magnitudine 5.7 - Tonga Islands, domenica, 14 settembre 2014

Moderato terremoto magnitudine 5.7 - Tonga Islands, domenica, 14 settembre 2014

Moderate magnitude 5.7 earthquake at 59 km depth

14 Sep 19:10 UTC: Primo a segnalare: GFZ dopo 52 minuti.
Sep 14 20:10: Magnitudine ricalcolata da 5.6 a 5.7.
Profondità ricalcolata da 10.0 a 59.0 km.
Data & ora: 14 Sep 2014 06:17:46 UTC###AGESTRINGCOPY###
Magnitudine: 5.7
Profondità: 59.0 km
Epicentro latitudine / longitudine: 20,99°S / 174,42°W (Tonga)
Vulcano più vicino: Hunga Tonga-Hunga Ha'apai (134 km / 83 mi)
Nearby towns and cities:
67 km NE da ‘Ohonua (Ohonua) (pop: 1,240)
69 km ENE da Kolonga (pop: 1,100)
83 km ENE da Nuku‘alofa (Nuku'alofa) (pop: 22,400)
131 km S da Pangai (pop: 1,740)
153 km SSE da Ha'apai
264 km S da Neiafu (pop: 4,320)
564 km S da Hihifo (pop: 815)
733 km ESE da Levuka (Lomaiviti, Figi) (pop: 8,360)
Fonte dati primaria: GFZ
Stima dell'energia sismica liberata: 2,2 x 1013 joules (6,22 gigawatt hours, equivalent to 5351 tons of TNT or 0,3 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.
M 5.759 kmTonga IslandsGFZ
M 5.040 km TONGAEMSC
M 5.9 kmTonga IslandsGeoAu
M 5.750 km TONGAEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
artichoke / Violent shaking (MMI IX)
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Aftershocks of the 5.7 quake Tonga Islands 14 September 18:17 UTC

More info
Recorded aftershocks, latest first (2 quakes):
  • 03 Oct 2014 18:28 UTC
    | M 5.3 |
    35 km (21.7 mi) depth
    11 km (7 mi) distance
    | EMSC | Details
  • 02 Oct 2014 00:13 UTC
    | M 5.0 |
    10 km (6.2 mi) depth
    18 km (11 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Moderate mag. 5.7 earthquake - Tonga Islands on Sunday, 14 September 2014 at 18:17 (GMT)
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