Mag. 4.0 earthquake - South Pacific Ocean, 55 km west of La Ligua, Petorca Province, Region de Valparaiso, Chile, on Sunday, 20 September 2015 at 00:48 (GMT)
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Light magnitude 4.0 earthquake at 31 km depth
20 Sep 01:18 UTC: First to report: GUG (U. Chile) after 30 minutes.
Depth: 30.6 km
Epicenter latitude / longitude: 32.378°S / 71.81°W (South Pacific Ocean, Chile)
Nearest volcano: Tupungatito (219 km / 136 mi)
Nearby towns and cities:
55 km (34 mi) W of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
72 km (44 mi) NW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
77 km (48 mi) NW of Quillota (pop: 67,800) --> See nearby quakes!
162 km (101 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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.
|M 4.0||31 km||55 km al O de La Ligua||GUG (U. Chile)|
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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