Moderate mag. 4.7 earthquake - South Pacific Ocean, 41 km northwest of San Antonio, Valparaiso, Chile, on Tuesday, 19 March 1985 at 20:52 (GMT)
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Moderate magnitude 4.7 earthquake at 33 km depth
Date & time: 19 Mar 1985 20:52:44 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 33.377°S / 71.959°W (South Pacific Ocean, Chile)
Nearest volcano: San José (196 km / 122 mi)
Nearby towns and cities:
38 km (24 mi) WNW of Cartagena (San Antonio) (pop: 16,900) --> See nearby quakes!
41 km (25 mi) NW of San Antonio (pop: 85,700) --> See nearby quakes!
49 km (30 mi) SW of Valparaiso (pop: 282,400) --> See nearby quakes!
55 km (34 mi) SW of Viña del Mar (pop: 294,600) --> See nearby quakes!
60 km (38 mi) SW of Quilpue (pop: 130,300) --> See nearby quakes!
66 km (41 mi) SW of Villa Alemana (pop: 97,300) --> See nearby quakes!
77 km (48 mi) WNW of Melipilla (pop: 63,100) --> See nearby quakes!
86 km (53 mi) SW of Quillota (pop: 67,800) --> See nearby quakes!
122 km (76 mi) W of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
131 km (81 mi) W of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 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.
|4.7||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.