Strong mag. 6.3 earthquake - North Pacific Ocean, 49 km east of Kasakai-jima Island, Japan, on Friday, 5 July 1968 at 11:28 (GMT)
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Strong magnitude 6.3 earthquake at 47 km depth
Magnitude: 6.3
Depth: 47.0 km
Epicenter latitude / longitude: 38.478°N / 142.153°E
(North Pacific Ocean, Japan)Nearest volcano: Narugo (127 km / 79 mi)
Nearby towns and cities:
75 km (46 mi) E of Ishinomaki (pop: 117,200) --> See nearby quakes!
76 km (47 mi) SSE of Ōfunato (pop: 35,400) --> See nearby quakes!
82 km (51 mi) E of Yamoto (Higashimatsushima) (pop: 32,000) --> See nearby quakes!
89 km (55 mi) E of Wakuya (Tōda Gun) (pop: 18,300) --> See nearby quakes!
92 km (57 mi) SSE of Kamaishi (pop: 43,100) --> See nearby quakes!
96 km (60 mi) E of Matsushima (pop: 16,400) --> See nearby quakes!
96 km (60 mi) E of Kogota (Tōda Gun) (pop: 19,800) --> See nearby quakes!
99 km (62 mi) E of Shiogama (pop: 59,500) --> See nearby quakes!
361 km (225 mi) NE of Saitama (pop: 1,193,400) --> See nearby quakes!
379 km (236 mi) NE of Tokyo (pop: 8,336,600) --> 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.
| Magnitude | Depth | Location | Source |
| M 6.3 | 47 km | near 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.
There are no user reports for this quake yet. If you felt it be the first to report it!
So far, no aftershocks have been registered.
Aftershocks of the 6.3 quake North Pacific Ocean, 49 km east of Kasakai-jima Island, Japan, 5 July 1968 11:28 GMT
More info
Recorded aftershocks, latest first (0 quakes):So far, no aftershocks have been registered.
Earlier earthquakes in the same area
Strong mag. 6.3 earthquake - North Pacific Ocean, 49 km east of Kasakai-jima Island, Japan, on Friday, 5 July 1968 at 11:28 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
