Very strong mag. 6.5 earthquake - 144 km southeast of Miyako, Iwate, Japan, on Friday, Oct 31, 1952 at 4:37 pm (GMT +0)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in Japan | Iwate | Honshu-miyagi-ken | Tokyo | Kanagawa
Very strong magnitude 6.5 earthquake at 20 km depth
Local time at epicenter: Friday, Oct 31, 1952 at 4:37 pm (GMT +0)
Depth: 20.0 km
Epicenter latitude / longitude: 39.118°N / 143.466°E (North Pacific Ocean, Japan)
Antipode: 39.118°S / 36.534°W
Nearest volcano: Iwate (226 km / 140 mi)
Nearby towns and cities:
136 km (85 mi) ESE of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
138 km (86 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
139 km (86 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
144 km (89 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
151 km (94 mi) E of Ofunato (pop: 35,400) --> See nearby quakes!
168 km (104 mi) E of Tōno (pop: 26,800) --> See nearby quakes!
209 km (130 mi) ESE of Morioka (pop: 295,200) --> See nearby quakes!
245 km (152 mi) ENE of Sendai (pop: 1,063,100) --> See nearby quakes!
506 km (315 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
520 km (323 mi) NE of Kawasaki (pop: 1,306,800) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 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.
|6.5||20 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 (0 quake)
So far, no aftershocks have been registered.