Strong mag. 5.3 earthquake - North Pacific Ocean, 126 km east of Miyako, Iwate, Japan, on Saturday, 4 November 1989 at 21:56 (GMT)

Strong mag. 5.3 earthquake - North Pacific Ocean, 126 km east of Miyako, Iwate, Japan, on Saturday, 4 November 1989 at 21:56 (GMT)

Strong magnitude 5.3 earthquake at 21 km depth

Date & time: 4 Nov 1989 21:56:42 UTC
Magnitude: 5.3
Depth: 21.1 km
Epicenter latitude / longitude: 39.3°N / 143.336°E (North Pacific Ocean, Japan)
Nearest volcano: Iwate (209 km / 130 mi)
Nearby towns and cities:
121 km (75 mi) E of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
124 km (77 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
126 km (78 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
126 km (79 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
142 km (88 mi) E of Ōfunato (pop: 35,400) --> See nearby quakes!
191 km (119 mi) E of Kitakami (pop: 93,900) --> See nearby quakes!
193 km (120 mi) ESE of Morioka (pop: 295,200) --> See nearby quakes!
243 km (151 mi) ENE of Sendai (pop: 1,063,100) --> See nearby quakes!
514 km (320 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
539 km (335 mi) NE of Yokohama (pop: 3,574,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 tons of TNT) 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.
MagnitudeDepthLocationSource
M 5.321 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 (9 quakes):
  • 02 Dec 1989 13:36 UTC
    | M 4.5 |
    20.4 km (12.7 mi) depth
    |
    22 km (14 mi) distance
    | USGS | Details
  • 02 Dec 1989 12:50 UTC
    | M 4.6 |
    22.6 km (14 mi) depth
    |
    9 km (5 mi) distance
    | USGS | Details
  • 02 Dec 1989 12:23 UTC
    | M 4.0 |
    33 km (20.5 mi) depth
    |
    20 km (13 mi) distance
    | USGS | Details
  • 02 Dec 1989 12:19 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    18 km (11 mi) distance
    | USGS | Details
  • 17 Nov 1989 08:00 UTC
    | M 4.9 |
    17.3 km (10.7 mi) depth
    |
    25 km (16 mi) distance
    | USGS | Details
  • 07 Nov 1989 03:27 UTC
    | M 4.8 |
    32.5 km (20.2 mi) depth
    |
    23 km (14 mi) distance
    | USGS | Details
  • 05 Nov 1989 15:56 UTC
    | M 5.2 |
    28.7 km (17.8 mi) depth
    |
    22 km (14 mi) distance
    | USGS | Details
  • 05 Nov 1989 13:42 UTC
    | M 5.2 |
    30.6 km (19 mi) depth
    |
    21 km (13 mi) distance
    | USGS | Details
  • 05 Nov 1989 01:25 UTC
    | M 4.0 |
    37.3 km (23.2 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

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