Very strong mag. 6.4 earthquake - 147 km east of Kamaishi, Iwate, Japan, on Sunday, April 23, 1933 at 07:13 GMT
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in Japan | Iwate | Honshu-miyagi-ken | Tokyo | Kanagawa
Very strong magnitude 6.4 earthquake at 15 km depth
Depth: 15.0 km
Epicenter latitude / longitude: 39.098°N / 143.557°E (North Pacific Ocean, Japan)
Antipode: 39.098°S / 36.443°W
Nearest volcano: Iwate (235 km / 146 mi)
Nearby towns and cities:
144 km (90 mi) ESE of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
146 km (91 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
147 km (91 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
152 km (94 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
159 km (99 mi) E of Ofunato (pop: 35,400) --> See nearby quakes!
176 km (109 mi) E of Tōno (pop: 26,800) --> See nearby quakes!
217 km (135 mi) ESE of Morioka (pop: 295,200) --> See nearby quakes!
251 km (156 mi) ENE of Sendai (pop: 1,063,100) --> See nearby quakes!
510 km (317 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
523 km (325 mi) NE of Kawasaki (pop: 1,306,800) --> 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!) | 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||15 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.