Molto forte terremoto magnitudine 7.7 - Oaxaca, Mexico, mercoledì, 29 novembre 1978

Molto forte terremoto magnitudine 7.7 - Oaxaca, Mexico, mercoledì, 29 novembre 1978

Major magnitude 7.7 earthquake at 18 km depth

Data & ora: 29 Nov 1978 07:52:47 UTC###AGESTRINGCOPY###
Magnitudine: 7.7
Profondità: 18.0 km
Epicentro latitudine / longitudine: 16.01°N / 96.591°W (Messico)
Nearby towns and cities:
32 km NNW da San Pedro Pochutla (Oaxaca) (pop: 13,100)
35 km NW da Santa María Huatulco (Oaxaca) (pop: 7,410)
36 km S da Miahuatlán de Porfirio Díaz (Oaxaca) (pop: 23,900)
54 km ENE da Puerto Escondido (Oaxaca) (pop: 25,900)
56 km WNW da Crucecita (Oaxaca) (pop: 15,100)
64 km SSE da Ejutla de Crespo (Oaxaca) (pop: 9,750)
455 km SE da Iztapalapa (Mexico City) (pop: 1,815,800)
466 km SE da Mexico City (pop: 12,294,200)
Fonte dati primaria: USGS
Stima dell'energia sismica liberata: 2.2 x 1016 joules (6219 gigawatt hours, equivalent to 5.4 x 106 tons of TNT or 334.4 atomic bombs!) [saperne di più]
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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 7.718 kmOaxaca, MexicoUSGS
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.
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Aftershocks of the 7.7 quake Oaxaca, Mexico, 29 November 19:52 UTC

More info
Recorded aftershocks, latest first (237 quakes):
  • 13 Nov 1980 03:09 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    206 km (128 mi) distance
    | USGS | Details
  • 03 Nov 1980 20:48 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    167 km (104 mi) distance
    | USGS | Details
  • 26 Oct 1980 15:54 UTC
    | M 4.3 |
    75 km (46.6 mi) depth
    |
    270 km (168 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 25 Oct 1980 02:57 UTC
    | M 4.8 |
    67 km (41.6 mi) depth
    |
    283 km (176 mi) distance
    | USGS | Details
  • 24 Oct 1980 14:53 UTC
    | M 6.4 |
    72 km (44.7 mi) depth
    |
    301 km (187 mi) distance
    | USGS | Strong mag. 6.4 earthquake - Puebla, Mexico, on Friday, 24 October 1980 at 14:53 (GMT)
  • 09 Oct 1980 12:36 UTC
    | M 4.4 |
    66 km (41 mi) depth
    |
    192 km (119 mi) distance
    | USGS | Details
  • 11 Sep 1980 09:40 UTC
    | M 4.6 |
    41 km (25.5 mi) depth
    |
    269 km (167 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 04 Aug 1980 08:21 UTC
    | M 4.8 |
    43 km (26.7 mi) depth
    |
    166 km (103 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10715 km (6658 mi) distance
    | | Details
  • 04 Aug 1980 00:22 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    98 km (61 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Major magnitude. 7.7 earthquake - Oaxaca, Mexico, on Wednesday, 29 November 1978 at 19:52 (GMT)
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