Very strong mag. 6.7 earthquake - North Pacific Ocean, 137 km east of Iwaki, Fukushima, Japan, on Friday, February 16, 1996 at 15:22 (GMT)

Very strong mag. 6.7 earthquake - North Pacific Ocean, 137 km east of Iwaki, Fukushima, Japan, on Friday, February 16, 1996 at 15:22 (GMT)

Very strong magnitude 6.7 earthquake at 41 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Feb 16, 1996 15:22:58 UTC
Magnitude: 6.7
Depth: 40.8 km
Epicenter latitude / longitude: 37.353°N / 142.38°E (North Pacific Ocean, Japan)
Antipode: 37.353°S / 37.62°W
Nearest volcano: Aoso (175 km / 109 mi)
Nearby towns and cities:
123 km (76 mi) E of Namie (Futaba-gun) (pop: 21,900) --> See nearby quakes!
137 km (85 mi) ENE of Iwaki (pop: 357,300) --> See nearby quakes!
152 km (94 mi) SE of Ishinomaki (pop: 117,200) --> See nearby quakes!
167 km (104 mi) SE of Sendai (pop: 1,063,100) --> See nearby quakes!
174 km (108 mi) ESE of Fukushima (pop: 294,200) --> See nearby quakes!
175 km (109 mi) ENE of Hitachi (pop: 186,300) --> See nearby quakes!
177 km (110 mi) E of Kōriyama (pop: 340,600) --> See nearby quakes!
196 km (122 mi) NE of Hitachi-Naka (pop: 156,800) --> See nearby quakes!
197 km (122 mi) NE of Katsuta (pop: 156,000) --> See nearby quakes!
303 km (188 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1014 joules (197 gigawatt hours, equivalent to 1.7 x 105 tons of TNT or 10.6 atomic bombs!) More info
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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
6.741 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 yet. If you felt it be the first to report it!
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Aftershocks

[More info]

Recorded aftershocks, latest first (31 quakes)

  • 10 Aug 1996 12:09 UTC
    | M 4.0 |
    33 km (20.5 mi) depth
    |
    116 km (72 mi) distance
    | USGS | Details
  • 10 Aug 1996 04:53 UTC
    | M 3.9 |
    33 km (20.5 mi) depth
    |
    66 km (41 mi) distance
    | USGS | Details
  • 08 Aug 1996 22:41 UTC
    | M 3.8 |
    89.2 km (55.4 mi) depth
    |
    104 km (65 mi) distance
    | USGS | Details
  • 31 Jul 1996 00:32 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    65 km (40 mi) distance
    | USGS | Details
  • 21 Jul 1996 17:53 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    81 km (50 mi) distance
    | USGS | Details
  • 15 Jul 1996 02:30 UTC
    | M 3.8 |
    54.2 km (33.7 mi) depth
    |
    103 km (64 mi) distance
    | USGS | Details
  • 28 Jun 1996 20:11 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    121 km (75 mi) distance
    | USGS | Details
  • 21 Jun 1996 14:19 UTC
    | M 3.7 |
    33 km (20.5 mi) depth
    |
    130 km (81 mi) distance
    | USGS | Details
  • 25 May 1996 19:51 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    107 km (66 mi) distance
    | USGS | Details
  • 13 May 1996 07:54 UTC
    | M 3.8 |
    41.9 km (26 mi) depth
    |
    116 km (72 mi) distance
    | USGS | Details
  • 11 May 1996 16:20 UTC
    | M 3.8 |
    33 km (20.5 mi) depth
    |
    132 km (82 mi) distance
    | USGS | Details
  • 10 May 1996 22:17 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    136 km (84 mi) distance
    | USGS | Details
  • 10 May 1996 18:15 UTC
    | M 3.9 |
    54.8 km (34.1 mi) depth
    |
    124 km (77 mi) distance
    | USGS | Details
  • 10 May 1996 04:27 UTC
    | M 3.7 |
    33 km (20.5 mi) depth
    |
    135 km (84 mi) distance
    | USGS | Details
  • 10 May 1996 02:45 UTC
    | M 3.9 |
    33 km (20.5 mi) depth
    |
    111 km (69 mi) distance
    | USGS | Details
  • 10 May 1996 02:39 UTC
    | M 3.5 |
    33 km (20.5 mi) depth
    |
    125 km (77 mi) distance
    | USGS | Details
  • Show all

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