Moderate mag. 4.5 earthquake - Oaxaca, Mexico, on Thursday, December 28, 1978 at 19:45 (GMT)
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Moderate magnitude 4.5 earthquake at 33 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 33.0 km
Epicenter latitude / longitude: 15.991°N / 96.501°W↗ (Mexico)
Antipode: 15.991°S / 83.499°E↗
Nearby towns and cities:
2 km (1 mi) SW of Malvarisco (pop: 271) --> See nearby quakes!
12 km (7 mi) SSW of San Miguel Suchixtepec (pop: 1,800) --> See nearby quakes!
13 km (8 mi) ESE of San Augustin (pop: 2,270) --> See nearby quakes!
26 km (16 mi) NW of Santa Maria (pop: 7,410) --> See nearby quakes!
28 km (17 mi) N of San Pedro Pochutla (pop: 13,700) --> See nearby quakes!
38 km (23 mi) SSW of San Cristobal (pop: 4,100) --> See nearby quakes!
39 km (24 mi) SSE of Miahuatlan de Porfirio Diaz (Miahuatlán de Porfirio Díaz) (pop: 23,900) --> See nearby quakes!
46 km (29 mi) WNW of Crucecita (pop: 15,100) --> See nearby quakes!
63 km (39 mi) ENE of Puerto Escondido (pop: 25,900) --> See nearby quakes!
473 km (294 mi) SE of Mexico (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) More info
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.
|4.5||33 km||Oaxaca, Mexico||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.