Very strong mag. 6.4 earthquake - North Pacific Ocean, 131 km east of Hachinohe, Aomori, Japan, on Tuesday, March 16, 1965 at 16:46 (GMT)
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Very strong magnitude 6.4 earthquake at 32 km depth
Depth: 32.1 km
Epicenter latitude / longitude: 40.697°N / 143.032°E (North Pacific Ocean, Japan)
Antipode: 40.697°S / 36.968°W
Nearest volcano: Osore-yama (168 km / 104 mi)
Nearby towns and cities:
131 km (82 mi) E of Hachinohe (pop: 239,000) --> See nearby quakes!
139 km (86 mi) E of Misawa (pop: 42,800) --> See nearby quakes!
149 km (93 mi) NE of Miyako (pop: 51,700) --> See nearby quakes!
166 km (103 mi) ESE of Mutsu (pop: 49,200) --> See nearby quakes!
187 km (116 mi) NNE of Kamaishi (pop: 43,100) --> See nearby quakes!
194 km (121 mi) E of Aomori (pop: 298,400) --> See nearby quakes!
195 km (121 mi) NE of Morioka (pop: 295,200) --> See nearby quakes!
198 km (123 mi) ENE of Hanawa (Kazuno) (pop: 36,900) --> See nearby quakes!
298 km (185 mi) SSE of Sapporo (pop: 1,883,000) --> See nearby quakes!
629 km (391 mi) NNE of Tokyo (pop: 8,336,600) --> 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!) | about seismic energy
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.
|6.4||32 km||off the east coast of Honshu, Japan||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
|Date and time||Mag|
|Mar 29, 1965 10:47|
57 years ago
|North Pacific Ocean, 121 km E of Hachinohe, Aomori, Japan||More|