Moderate mag. 4.9 earthquake - South Pacific Ocean, 58 km southwest of San Antonio, Valparaiso, Chile, on Tuesday, 5 March 1985 at 06:58 (GMT)
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Moderate magnitude 4.9 earthquake at 33 km depth
Date & time: 5 Mar 1985 06:58:48 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 33.83°S / 72.17°W (South Pacific Ocean, Chile)
Nearest volcano: Palomo (193 km / 120 mi)
Nearby towns and cities:
58 km (36 mi) WSW of San Antonio (pop: 85,700) --> See nearby quakes!
60 km (38 mi) WSW of Cartagena (San Antonio) (pop: 16,900) --> See nearby quakes!
90 km (56 mi) W of Melipilla (pop: 63,100) --> See nearby quakes!
102 km (63 mi) SSW of Valparaiso (pop: 282,400) --> See nearby quakes!
106 km (66 mi) SSW of Viña del Mar (pop: 294,600) --> See nearby quakes!
110 km (68 mi) SW of Quilpue (pop: 130,300) --> See nearby quakes!
115 km (71 mi) SW of Villa Alemana (pop: 97,300) --> See nearby quakes!
137 km (85 mi) WNW of Rancagua (pop: 212,700) --> See nearby quakes!
147 km (91 mi) WSW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
149 km (93 mi) W of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 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.
|4.9||33 km||offshore Valparaiso, Chile||USGS|