Moderate mag. 4.6 earthquake - South Pacific Ocean, 39 km west of San Antonio, Valparaiso, Chile, on Tuesday, 21 May 1985 at 06:24 (GMT)
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Moderate magnitude 4.6 earthquake at 33 km depth
Date & time: 21 May 1985 06:24:29 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 33.608°S / 72.026°W (South Pacific Ocean, Chile)
Nearest volcano: Palomo (194 km / 121 mi)
Nearby towns and cities:
39 km (24 mi) W of San Antonio (pop: 85,700) --> See nearby quakes!
39 km (24 mi) W of Cartagena (San Antonio) (pop: 16,900) --> See nearby quakes!
76 km (47 mi) W of Melipilla (pop: 63,100) --> See nearby quakes!
78 km (49 mi) SW of Viña del Mar (pop: 294,600) --> See nearby quakes!
83 km (51 mi) SW of Quilpue (pop: 130,300) --> See nearby quakes!
87 km (54 mi) SW of Villa Alemana (pop: 97,300) --> See nearby quakes!
96 km (60 mi) SW of Limache (Marga Marga) (pop: 35,900) --> See nearby quakes!
97 km (60 mi) W of El Monte (Provincia de Talagante) (pop: 23,100) --> See nearby quakes!
129 km (80 mi) W of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
134 km (83 mi) W of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 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.
|4.6||33 km||offshore Valparaiso, Chile||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.