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Very strong mag. 6.5 earthquake - 100 km east of Miyako, Iwate, Japan, on Sunday, Oct 26, 1952 at 3:53 pm (GMT +0)

Very strong mag. 6.5 earthquake - 100 km east of Miyako, Iwate, Japan, on Sunday, Oct 26, 1952 at 3:53 pm (GMT +0)

Very strong magnitude 6.5 earthquake at 28 km depth

Date & time: Oct 26, 1952 15:53:09 UTC
Local time at epicenter: Sunday, Oct 26, 1952 at 3:53 pm (GMT +0)
Magnitude: 6.5
Depth: 27.7 km
Epicenter latitude / longitude: 39.522°N / 143.094°E (North Pacific Ocean, Japan)
Antipode: 39.522°S / 36.906°W
Nearest volcano: Nanashigure (180 km / 112 mi)
Nearby towns and cities:
98 km (61 mi) E of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
100 km (62 mi) E of Miyako (pop: 51,700) --> See nearby quakes!
109 km (68 mi) ENE of Kamaishi (pop: 43,100) --> See nearby quakes!
168 km (104 mi) E of Morioka (pop: 295,200) --> See nearby quakes!
171 km (106 mi) E of Hanamaki (pop: 73,100) --> See nearby quakes!
172 km (107 mi) E of Kitakami (pop: 93,900) --> See nearby quakes!
174 km (108 mi) SE of Hachinohe (pop: 239,000) --> See nearby quakes!
198 km (123 mi) NE of Ishinomaki (pop: 117,200) --> See nearby quakes!
420 km (261 mi) SSE of Sapporo (pop: 1,883,000) --> See nearby quakes!
521 km (324 mi) NE of Tokyo (pop: 8,336,600) --> 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
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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.
6.528 kmoff the east coast of Honshu, JapanUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from 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.
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Recorded aftershocks, latest first (7 quakes)

Date and timeMag
Oct 31, 1952 16:37
70 years ago

20 km
144 km SE of Miyako, Iwate, JapanMore
Oct 28, 1952 16:45
70 years ago

15 km
131 km E of Miyako, Iwate, JapanMore
Oct 28, 1952 06:31
70 years ago

15 km
120 km E of Miyako, Iwate, JapanMore
Oct 27, 1952 03:17
70 years ago

23 km
109 km E of Miyako, Iwate, JapanMore
Oct 26, 1952 20:27
70 years ago

23 km
139 km E of Miyako, Iwate, JapanMore
Oct 26, 1952 19:19
70 years ago

24 km
107 km E of Miyako, Iwate, JapanMore
Oct 26, 1952 18:02
70 years ago

25 km
144 km E of Miyako, Iwate, JapanMore

Earlier earthquakes in the same area

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