Light mag. 4.1 earthquake - San Francisco Cahuacua, 70 km west of Oaxaca, Mexico, on Friday, January 4, 1980 at 04:07 (GMT)

Light mag. 4.1 earthquake - San Francisco Cahuacua, 70 km west of Oaxaca, Mexico, on Friday, January 4, 1980 at 04:07 (GMT)

Light magnitude 4.1 earthquake at 85 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Jan 4, 1980 04:07:36 UTC
Magnitude: 4.1
Depth: 85.0 km
Epicenter latitude / longitude: 16.856°N / 97.341°W (San Francisco Cahuacua, Oaxaca, Mexico)
Antipode: 16.856°S / 82.659°E
Nearest volcano: Pico de Orizaba (242 km / 150 mi)
Nearby towns and cities:
6 km (4 mi) SW of San Francisco Cahuacua (pop: 503) --> See nearby quakes!
17 km (10 mi) S of San Mateo Sindihui (pop: 1,770) --> See nearby quakes!
22 km (14 mi) WSW of San Antonio Huitepec (pop: 1,590) --> See nearby quakes!
58 km (36 mi) SE of Heroica Ciudad de Tlaxiaco (Centro) (pop: 17,500) --> See nearby quakes!
64 km (40 mi) W of Villa de Zaachila (pop: 14,000) --> See nearby quakes!
66 km (41 mi) WSW of Santa Maria Azompa (pop: 21,800) --> See nearby quakes!
67 km (42 mi) WSW of Santa Cruz Xoxocotlan (pop: 67,100) --> See nearby quakes!
70 km (43 mi) WSW of Oaxaca (pop: 255,000) --> See nearby quakes!
71 km (44 mi) WSW of San Antonio de la Cal (pop: 20,200) --> See nearby quakes!
343 km (213 mi) SE of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) 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.
4.185 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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