Strong mag. 6.5 earthquake - Atacama, Chile on Friday, 4 May 1923
Magnitude: 6.5
Depth: 35.0 km
Epicenter latitude / longitude: 28.928°S / 71.332°W
(Chile)Nearby towns and cities:
68 km (42 mi) SW of Vallenar (pop: 44,900)
109 km (68 mi) N of La Serena (pop: 154,500)
114 km (71 mi) N of Coquimbo (pop: 161,300)
137 km (85 mi) NW of Vicuña (pop: 13,500)
187 km (116 mi) N of Ovalle (pop: 77,100)
508 km (316 mi) N of Santiago (pop: 4,837,300)
Primary data source: USGS
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 atomic bombs!) [learn more]
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.
| Time | Mag. / Depth | Location | Source |
| Fri, 4 May 22:26 UTC | M 6.5 / 35 km | Atacama, Chile | 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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So far, no aftershocks have been registered.
Aftershocks of the 6.5 quake: Atacama, Chile, 4 May 1923 22:26
More info
Recorded aftershocks, latest first (0 quakes):So far, no aftershocks have been registered.
Earlier earthquakes in the same area
Strong mag. 6.5 earthquake - Atacama, Chile on Friday, 4 May 1923Click here to search our database for earlier earthquakes in the same area since 1900!
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