Mag. 4.0 earthquake - South Pacific Ocean, 215 km northwest of Santiago, Santiago Metropolitan, Chile, on Friday, 18 September 2015 at 00:46 (GMT)

This quake was likely an aftershock of the 7.8 quake Choapa, 36 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, 16 September 2015 22:54 GMT, which had occurred 1 day 2 hours earlier.
Mag. 4.0 earthquake - South Pacific Ocean, 215 km northwest of Santiago, Santiago Metropolitan, Chile, on Friday, 18 September 2015 at 00:46 (GMT)

Light magnitude 4.0 earthquake at 20 km depth

18 Sep 01:18 UTC: First to report: GUG (U. Chile) after 32 minutes.
Date & time: 18 Sep 2015 00:46:25 UTC
Magnitude: 4
Depth: 20.4 km
Epicenter latitude / longitude: 31.95°S / 72.082°W (South Pacific Ocean, Chile)
Nearby towns and cities:
93 km (58 mi) WSW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
98 km (61 mi) NW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
123 km (77 mi) NW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
128 km (80 mi) NNW of Valparaiso (pop: 282,400) --> See nearby quakes!
129 km (80 mi) NNW of Viña del Mar (pop: 294,600) --> See nearby quakes!
130 km (81 mi) NW of Quillota (pop: 67,800) --> See nearby quakes!
136 km (85 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
138 km (86 mi) NNW of Villa Alemana (pop: 97,300) --> See nearby quakes!
215 km (133 mi) NW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
232 km (144 mi) NW of Puente Alto (pop: 510,400) --> 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
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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.
MagnitudeDepthLocationSource
M 4.020 km54 km al O de Los VilosGUG (U. Chile)

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Earlier earthquakes in the same area

Mag. 4.0 earthquake - South Pacific Ocean, 215 km northwest of Santiago, Santiago Metropolitan, Chile, on Friday, 18 September 2015 at 00:46 (GMT)
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