Mag. 4.3 earthquake - Copiapó Province, 115 km southeast of Copiapo, Atacama, Chile, on Monday, 15 October 2018 at 16:21 (GMT)
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Light magnitude 4.3 earthquake at 49 km depth
15 Oct 16:44 UTC: First to report: GUG (U. Chile) after 23 minutes.
Oct 15 17:44: Magnitude recalculated from 4.4 to 4.3.
Hypocenter depth recalculated from 80.0 to 48.7 km.
Oct 15 17:44: Magnitude recalculated from 4.4 to 4.3.
Hypocenter depth recalculated from 80.0 to 48.7 km.
Magnitude: 4.3
Depth: 48.7 km
Epicenter latitude / longitude: 27.781°S / 69.261°W
(Copiapó Province, Atacama, Chile)Nearest volcano: Copiapo (40 km / 25 mi)
Nearby towns and cities:
115 km (72 mi) ESE of Copiapo (pop: 129,300) --> See nearby quakes!
171 km (107 mi) ENE of Vallenar (pop: 44,900) --> See nearby quakes!
176 km (109 mi) SSE of Diego de Almagro (pop: 18,100) --> See nearby quakes!
231 km (143 mi) NW of Chilecito (La Rioja, Argentina) (pop: 42,200) --> See nearby quakes!
297 km (185 mi) NW of La Rioja (Argentina) (pop: 162,600) --> See nearby quakes!
305 km (190 mi) NE of La Serena (Coquimbo Region) (pop: 154,500) --> See nearby quakes!
315 km (196 mi) NE of Coquimbo (Coquimbo Region) (pop: 161,300) --> See nearby quakes!
366 km (227 mi) NNE of Ovalle (Coquimbo Region) (pop: 77,100) --> See nearby quakes!
473 km (294 mi) SSE of Antofagasta (pop: 309,800) --> See nearby quakes!
645 km (401 mi) NNE of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 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.
| Magnitude | Depth | Location | Source |
| M 4.3 | 49 km | 104 km al E de Tierra Amarilla | GUG (U. Chile) |
| M 4.3 | 53 km | - 80km ESE of Copiapo, Chile | USGS |
User reports for this quake
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Earlier earthquakes in the same area
Mag. 4.3 earthquake - Copiapó Province, 115 km southeast of Copiapo, Atacama, Chile, on Monday, 15 October 2018 at 16:21 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
