Very strong mag. 6.5 earthquake - Atacama, Chile, on Friday, May 4, 1923 at 22:26 GMT
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Very strong magnitude 6.5 earthquake at 35 km depth
Earthquake details
Date & time | May 4, 1923 22:26:50 UTC |
Local time at epicenter | |
Status | Confirmed |
Magnitude | 6.5 |
Depth | 35.0 km |
Epicenter latitude / longitude | 28.928°S / 71.332°W ![]() |
Antipode | 28.928°N / 108.668°E |
Shaking intensity | Strong shaking near epicenter |
Felt | 0 reports |
Primary data source | USGS (United States Geological Survey) |
Nearby towns and cities | 68 km (42 mi) SW of Vallenar (pop: 44,900) | Show on map | Quakes nearby 109 km (68 mi) N of La Serena (pop: 154,500) | Show on map | Quakes nearby 114 km (71 mi) N of Coquimbo (pop: 161,300) | Show on map | Quakes nearby 137 km (85 mi) NNW of Vicuña (pop: 13,500) | Show on map | Quakes nearby 187 km (116 mi) N of Ovalle (pop: 77,100) | Show on map | Quakes nearby 199 km (124 mi) SSW of Copiapo (pop: 129,300) | Show on map | Quakes nearby 200 km (124 mi) N of Monte Patria (pop: 13,900) | Show on map | Quakes nearby 301 km (187 mi) N of Illapel (Choapa) (pop: 22,800) | Show on map | Quakes nearby 312 km (194 mi) SSW of Diego de Almagro (pop: 18,100) | Show on map | Quakes nearby 508 km (316 mi) N of Santiago de Chile (pop: 4,837,300) | Show on map | Quakes nearby |
Estimated seismic energy released | 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 atomic bombs!) | about seismic energy |
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. | Depth | Location | Source |
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.
Aftershocks
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Recorded aftershocks, latest first (0 quake)
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