Very strong mag. 6.4 earthquake - 181 km east of Hachinohe, Aomori, Japan, on Wednesday, December 28, 1994 at 22:37 GMT

Very strong mag. 6.4 earthquake - 181 km east of Hachinohe, Aomori, Japan, on Wednesday, December 28, 1994 at 22:37 GMT Very strong mag. 6.4 earthquake - 181 km east of Hachinohe, Aomori, Japan, on Wednesday, December 28, 1994 at 22:37 GMT

Very strong magnitude 6.4 earthquake at 11 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.

Earthquake details

Date & timeDec 28, 1994 22:37:46 UTC
Local time at epicenter
StatusConfirmed
Magnitude6.4
Depth10.5 km
Epicenter latitude / longitude40.375°N / 143.636°E (North Pacific Ocean, Japan)
Antipode40.375°S / 36.364°W
Shaking intensityVery strong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoOsore-yama (213 km / 132 mi)
Nearby towns and cities166 km (103 mi) ENE of Miyako (pop: 51,700) | Show on map | Quakes nearby
176 km (109 mi) NE of Yamada (Shimohei-gun) (pop: 20,100) | Show on map | Quakes nearby
181 km (113 mi) E of Hachinohe (pop: 239,000) | Show on map | Quakes nearby
186 km (115 mi) NE of Ōtsuchi (Kamihei-gun) (pop: 16,500) | Show on map | Quakes nearby
193 km (120 mi) E of Misawa (pop: 42,800) | Show on map | Quakes nearby
194 km (121 mi) NE of Kamaishi (pop: 43,100) | Show on map | Quakes nearby
225 km (140 mi) ENE of Morioka (pop: 295,200) | Show on map | Quakes nearby
250 km (155 mi) E of Aomori (pop: 298,400) | Show on map | Quakes nearby
354 km (220 mi) SE of Sapporo (pop: 1,883,000) | Show on map | Quakes nearby
625 km (388 mi) NNE of Tokyo (pop: 8,336,600) | Show on map | Quakes nearby
Estimated seismic energy released2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 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.
Mag.DepthLocationSource
6.410.5 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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Aftershocks

[More info]

Recorded aftershocks, latest first (71 quakes)

Date and timeMag
Depth
LocationDetails
Jun 13, 1995 18:13
27 years ago
4.6

33 km
198 km E of Hachinohe, Aomori, JapanMore
May 25, 1995 09:11
27 years ago
5.7

29 km
137 km NE of Miyako, Iwate, JapanMore
May 17, 1995 16:55
27 years ago
4.9

29 km
140 km E of Miyako, Iwate, JapanMore
May 15, 1995 13:58
27 years ago
5.1

33 km
128 km E of Hachinohe, Aomori, JapanMore
May 15, 1995 13:55
27 years ago
5.0

33 km
158 km E of Hachinohe, Aomori, JapanMore
May 7, 1995 05:15
27 years ago
4.7

41 km
79 km NE of Miyako, Iwate, JapanMore
May 5, 1995 00:28
27 years ago
4.7

33 km
152 km E of Hachinohe, Aomori, JapanMore
Apr 25, 1995 16:19
27 years ago
4.0

10 km
233 km E of Hachinohe, Aomori, JapanMore
Apr 25, 1995 13:48
27 years ago
5.0

25 km
198 km E of Hachinohe, Aomori, JapanMore
Apr 25, 1995 13:32
27 years ago
5.2

30 km
198 km E of Hachinohe, Aomori, JapanMore
Apr 14, 1995 20:47
27 years ago
4.4

33 km
157 km E of Hachinohe, Aomori, JapanMore
Apr 12, 1995 02:39
27 years ago
4.7

33 km
155 km E of Hachinohe, Aomori, JapanMore
Mar 28, 1995 15:08
27 years ago
4.4

33 km
170 km E of Hachinohe, Aomori, JapanMore
Mar 27, 1995 04:42
27 years ago
4.6

33 km
109 km E of Hachinohe, Aomori, JapanMore
Mar 26, 1995 17:05
27 years ago
4.0

33 km
158 km E of Miyako, Iwate, JapanMore
Mar 23, 1995 23:22
27 years ago
4.9

33 km
176 km E of Hachinohe, Aomori, JapanMore
Mar 19, 1995 10:24
27 years ago
4.2

33 km
99 km E of Hachinohe, Aomori, JapanMore
Mar 13, 1995 20:53
27 years ago
4.8

35 km
90 km NE of Miyako, Iwate, JapanMore
Mar 12, 1995 04:40
27 years ago
5.2

29 km
140 km NE of Miyako, Iwate, JapanMore
Mar 6, 1995 06:23
27 years ago
4.7

36 km
139 km E of Miyako, Iwate, JapanMore
Mar 4, 1995 14:11
27 years ago
5.1

28 km
101 km E of Miyako, Iwate, JapanMore
Mar 2, 1995 23:19
27 years ago
4.3

33 km
147 km E of Miyako, Iwate, JapanMore
Mar 2, 1995 11:14
27 years ago
4.2

33 km
134 km E of Miyako, Iwate, JapanMore
Feb 25, 1995 00:01
27 years ago
4.3

33 km
145 km E of Hachinohe, Aomori, JapanMore
Feb 23, 1995 16:32
27 years ago
4.8

33 km
118 km E of Miyako, Iwate, JapanMore
Feb 23, 1995 06:26
27 years ago
3.7

38 km
143 km E of Miyako, Iwate, JapanMore
Feb 23, 1995 06:07
27 years ago
4.1

33 km
137 km E of Miyako, Iwate, JapanMore
Feb 23, 1995 05:27
27 years ago
6.1

33 km
140 km E of Miyako, Iwate, JapanMore
Feb 23, 1995 05:01
27 years ago
6.2

9.1 km
148 km E of Miyako, Iwate, JapanMore
Feb 13, 1995 16:55
28 years ago
4.7

33 km
145 km E of Miyako, Iwate, JapanMore
Feb 6, 1995 09:00
28 years ago
4.7

33 km
148 km E of Hachinohe, Aomori, JapanMore
Jan 27, 1995 19:50
28 years ago
5.0

10 km
136 km E of Miyako, Iwate, JapanMore
Jan 24, 1995 20:38
28 years ago
4.8

33 km
191 km E of Hachinohe, Aomori, JapanMore
Jan 21, 1995 06:56
28 years ago
5.4

34 km
178 km E of Hachinohe, Aomori, JapanMore
Jan 19, 1995 05:06
28 years ago
4.9

33 km
153 km E of Hachinohe, Aomori, JapanMore
Jan 18, 1995 01:26
28 years ago
4.4

33 km
96 km E of Hachinohe, Aomori, JapanMore
Jan 17, 1995 15:21
28 years ago
4.7

33 km
162 km E of Hachinohe, Aomori, JapanMore
Jan 15, 1995 05:03
28 years ago
4.4

33 km
218 km E of Hachinohe, Aomori, JapanMore
Jan 15, 1995 04:45
28 years ago
5.1

30 km
174 km E of Hachinohe, Aomori, JapanMore
Jan 14, 1995 12:47
28 years ago
4.8

18 km
122 km E of Miyako, Iwate, JapanMore
Jan 8, 1995 18:28
28 years ago
4.6

28 km
213 km E of Hachinohe, Aomori, JapanMore
Jan 8, 1995 05:27
28 years ago
3.8

73 km
108 km NE of Miyako, Iwate, JapanMore
Jan 7, 1995 13:24
28 years ago
5.2

32 km
139 km NE of Miyako, Iwate, JapanMore
Jan 7, 1995 10:14
28 years ago
4.9

15 km
142 km E of Hachinohe, Aomori, JapanMore
Jan 6, 1995 23:00
28 years ago
4.4

33 km
92 km E of Hachinohe, Aomori, JapanMore
Jan 5, 1995 21:49
28 years ago
4.9

25 km
173 km E of Hachinohe, Aomori, JapanMore
Jan 4, 1995 04:54
28 years ago
5.3

24 km
144 km NE of Miyako, Iwate, JapanMore
Jan 4, 1995 04:51
28 years ago
5.0

29 km
167 km E of Hachinohe, Aomori, JapanMore
Jan 3, 1995 07:02
28 years ago
5.0

28 km
168 km E of Hachinohe, Aomori, JapanMore
Jan 3, 1995 06:01
28 years ago
5.1

27 km
165 km E of Hachinohe, Aomori, JapanMore
Jan 2, 1995 21:36
28 years ago
4.6

30 km
184 km E of Hachinohe, Aomori, JapanMore
Jan 2, 1995 21:08
28 years ago
5.0

33 km
170 km E of Hachinohe, Aomori, JapanMore
Jan 2, 1995 20:58
28 years ago
5.3

28 km
166 km E of Hachinohe, Aomori, JapanMore
Jan 2, 1995 16:42
28 years ago
4.8

49 km
97 km E of Hachinohe, Aomori, JapanMore
Jan 1, 1995 22:05
28 years ago
5.2

33 km
209 km E of Hachinohe, Aomori, JapanMore
Jan 1, 1995 12:30
28 years ago
5.2

42 km
78 km NE of Miyako, Iwate, JapanMore
Jan 1, 1995 07:47
28 years ago
4.7

25 km
174 km E of Hachinohe, Aomori, JapanMore
Jan 1, 1995 07:24
28 years ago
4.4

33 km
198 km E of Hachinohe, Aomori, JapanMore
Jan 1, 1995 07:18
28 years ago
4.7

29 km
179 km E of Hachinohe, Aomori, JapanMore
Jan 1, 1995 06:59
28 years ago
6.5

15 km
174 km E of Hachinohe, Aomori, JapanMore
Dec 31, 1994 17:17
28 years ago
5.0

33 km
94 km NE of Miyako, Iwate, JapanMore
Dec 31, 1994 13:50
28 years ago
6.0

43 km
94 km E of Hachinohe, Aomori, JapanMore
Dec 30, 1994 18:39
28 years ago
5.0

33 km
144 km E of Hachinohe, Aomori, JapanMore
Dec 30, 1994 17:34
28 years ago
5.3

33 km
175 km E of Hachinohe, Aomori, JapanMore
Dec 30, 1994 14:37
28 years ago
4.4

33 km
174 km E of Miyako, Iwate, JapanMore
Dec 29, 1994 22:33
28 years ago
5.1

33 km
121 km E of Hachinohe, Aomori, JapanMore
Dec 29, 1994 16:41
28 years ago
4.9

33 km
268 km E of Hachinohe, Aomori, JapanMore
Dec 29, 1994 15:07
28 years ago
3.9

33 km
158 km E of Hachinohe, Aomori, JapanMore
Dec 29, 1994 06:00
28 years ago
4.7

33 km
177 km E of Hachinohe, Aomori, JapanMore
Dec 28, 1994 22:54
28 years ago
5.8

30 km
180 km E of Hachinohe, Aomori, JapanMore
Dec 28, 1994 22:48
28 years ago
4.8

33 km
244 km E of Hachinohe, Aomori, JapanMore
Show all

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