Very strong mag. 6.0 earthquake - South Pacific Ocean, 66 km south of Minas de Marcona, Peru, on Monday, 1 July 1991 at 13:32 (GMT)
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Very strong magnitude 6.0 earthquake at 21 km depth
Date & time: 1 Jul 1991 13:32:41 UTC
Depth: 21.4 km
Epicenter latitude / longitude: 15.797°S / 75.016°W (South Pacific Ocean, Peru)
Nearest volcano: Sara Sara (176 km / 109 mi)
Nearby towns and cities:
51 km (31 mi) SSE of San Juan de Marcona (pop: 12,800) --> See nearby quakes!
66 km (41 mi) S of Marcona (Nazca) (pop: 15,500) --> See nearby quakes!
108 km (67 mi) S of Nazca (pop: 23,600) --> See nearby quakes!
207 km (129 mi) SSE of Ica (pop: 246,800) --> See nearby quakes!
263 km (163 mi) WNW of Camana (Camaná) (pop: 16,400) --> See nearby quakes!
265 km (165 mi) SSE of Pisco (pop: 61,900) --> See nearby quakes!
291 km (181 mi) SSE of Chincha Alta (pop: 153,100) --> See nearby quakes!
306 km (190 mi) SSW of Ayacucho (pop: 140,000) --> See nearby quakes!
333 km (207 mi) SW of Abancay (pop: 55,100) --> See nearby quakes!
471 km (292 mi) SSE of Lima (pop: 7,737,000) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) 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.
|6.0||21 km||near the coast of central Peru||USGS|
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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More infoRecorded aftershocks, latest first (2 quakes):
- 22 Aug 1991 22:02 UTC| M 4.5 |35.5 km (22.1 mi) depth|27 km (17 mi) distance| USGS | Details
- 19 Aug 1991 02:41 UTC| M 4.8 |33 km (20.5 mi) depth|18 km (11 mi) distance| USGS | Details