Major magnitude 7.3 earthquake - El Huamuche, 3.2 km northwest of El Huamuche, Santiago Ixtayutla, Oaxaca, Mexico, on Friday, 2 August 1968 at 14:06 (GMT)

Major magnitude 7.3 earthquake - El Huamuche, 3.2 km northwest of El Huamuche, Santiago Ixtayutla, Oaxaca, Mexico, on Friday, 2 August 1968 at 14:06 (GMT)

Major magnitude 7.3 earthquake at 25 km depth

Date & time: 2 Aug 1968 14:06:43 UTC
Magnitude: 7.3
Depth: 25.0 km
Epicenter latitude / longitude: 16.519°N / 97.739°W (El Huamuche, Oaxaca, Mexico)
Nearby towns and cities:
5 km (3 mi) E of El Carasol (pop: 707) --> See nearby quakes!
11 km (7 mi) WSW of Santiago Ixtayutla (pop: 1,900) --> See nearby quakes!
24 km (15 mi) ENE of San Juan Colorado (pop: 5,560) --> See nearby quakes!
28 km (17 mi) NNE of Santiago (pop: 10,100) --> See nearby quakes!
28 km (18 mi) NE of San Andrés Huaxpaltepec (pop: 4,150) --> See nearby quakes!
39 km (24 mi) ENE of Pinotepa Nacional (pop: 29,600) --> See nearby quakes!
74 km (46 mi) ESE of Ometepec (Guerrero) (pop: 24,100) --> See nearby quakes!
84 km (52 mi) S of Heroica Ciudad de Tlaxiaco (Centro) (pop: 17,500) --> See nearby quakes!
124 km (77 mi) WSW of Santa Maria (pop: 255,000) --> See nearby quakes!
355 km (221 mi) SSE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 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.
Mag.DepthLocationSource
7.325 kmOaxaca, MexicoUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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Aftershocks

More info
Recorded aftershocks, latest first (1 quakes):
  • 16 Aug 1968 18:25 UTC
    | M 5.6 |
    30 km (18.6 mi) depth
    |
    31 km (19 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

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