Very strong mag. 6.3 earthquake - Shioya-gun, 11 km east of Imaichi, Nikko-shi, Tochigi, Japan, on Sunday, December 25, 1949 at 23:24 (GMT)
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Very strong magnitude 6.3 earthquake at 10 km depth
Depth: 10.0 km
Epicenter latitude / longitude: 36.713°N / 139.807°E↗ (Shioya-gun, Tochigi, Japan)
Antipode: 36.713°S / 40.193°W↗
Nearest volcano: Takahara (21 km / 13 mi)
Nearby towns and cities:
11 km (7 mi) E of Imaichi (pop: 64,300) --> See nearby quakes!
15 km (9 mi) WNW of Ujiie (pop: 30,400) --> See nearby quakes!
15 km (9 mi) SW of Yaita (pop: 36,300) --> See nearby quakes!
18 km (11 mi) NNW of Utsunomiya (Prefectura de Tochigi) (pop: 449,900) --> See nearby quakes!
19 km (12 mi) NNE of Kanuma (pop: 94,900) --> See nearby quakes!
26 km (16 mi) SW of Ōtawara (pop: 58,900) --> See nearby quakes!
37 km (23 mi) N of Tochigi (pop: 82,100) --> See nearby quakes!
46 km (29 mi) N of Oyama (pop: 159,900) --> See nearby quakes!
114 km (71 mi) N of Tokyo (pop: 8,336,600) --> See nearby quakes!
143 km (89 mi) N of Yokohama (Kanagawa) (pop: 3,574,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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.
|6.3||10 km||eastern 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 quakes)
So far, no aftershocks have been registered.