Very strong mag. 6.4 earthquake - South Pacific Ocean, 39 km north of La Libertad, Provincia del Guayas, Ecuador, on Wednesday, May 6, 1981 at 21:36 (GMT)

Very strong mag. 6.4 earthquake - South Pacific Ocean, 39 km north of La Libertad, Provincia del Guayas, Ecuador, on Wednesday, May 6, 1981 at 21:36 (GMT)

Very strong magnitude 6.4 earthquake at 33 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: May 6, 1981 21:36:06 UTC
Magnitude: 6.4
Depth: 33.0 km
Epicenter latitude / longitude: 1.886°S / 80.885°W (South Pacific Ocean, Ecuador)
Antipode: 1.886°N / 99.115°E
Nearest volcano: Chimborazo (235 km / 146 mi)
Nearby towns and cities:
37 km (23 mi) N of Salinas (pop: 43,900) --> See nearby quakes!
38 km (24 mi) N of Santa Elena (pop: 42,200) --> See nearby quakes!
39 km (24 mi) N of La Libertad (pop: 75,900) --> See nearby quakes!
69 km (43 mi) SSW of Jipijapa (pop: 35,900) --> See nearby quakes!
73 km (45 mi) W of Pedro Carbo (pop: 23,400) --> See nearby quakes!
85 km (53 mi) SW of Sucre (24 de Mayo) (pop: 15,300) --> See nearby quakes!
97 km (60 mi) SSW of Montecristi (pop: 18,400) --> See nearby quakes!
100 km (62 mi) NW of Villamil (Playas) (pop: 30,600) --> See nearby quakes!
116 km (72 mi) WNW of Guayaquil (pop: 1,952,000) --> See nearby quakes!
321 km (199 mi) SW of San Francisco de Quito (pop: 1,399,800) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) 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.
Mag.DepthLocationSource
6.433 kmnear the coast of EcuadorUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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.
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