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Interactive map of latest earthquakes and active volcanoes in the world

Strong mag. 6.9 earthquake - Off the East Coast of Honshu, Japan on Sunday, 29 October 1989

Strong mag. 6.9 earthquake - Off the East Coast of Honshu, Japan on Sunday, 29 October 1989
Date & time: Sunday, 29 October 1989 05:25 UTC
Magnitude: 6.9
Depth: 9.6 km
Epicenter latitude / longitude: 39.571°N / 143.333°E (Japan)
Nearest volcano: Nanashigure (198 km / 123 mi)
Nearby towns and cities:
119 km (74 mi) E of Yamada (pop: 20,100)
120 km (74 mi) E of Miyako (pop: 51,700)
125 km (78 mi) E of Ōtsuchi (pop: 16,500)
187 km (116 mi) SE of Hachinohe (pop: 239,000)
188 km (117 mi) E of Morioka (pop: 295,200)
538 km (334 mi) NE of Tokyo (pop: 8,336,600)
Primary data source: USGS
Estimated released energy: 1.4 x 1015 joules (392 gigawatt hours, equivalent to 3.4 x 105 tons of TNT or 21.1 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
Sun, 29 Oct 05:25 UTCM 6.9 / 9.6 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 of the 6.9 quake: Off the East Coast of Honshu, Japan, 29 Oct 1989 05:25

More info
Recorded aftershocks, latest first (94 quakes):
  • 21 Mar 1990 10:14 UTC
    | M 4.2 |
    33 km (20.5 mi) depth
    |
    24 km (15 mi) distance
    | USGS | Details
  • 14 Mar 1990 18:43 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    57 km (36 mi) distance
    | USGS | Details
  • 13 Feb 1990 17:07 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    102 km (64 mi) distance
    | USGS | Details
  • 09 Feb 1990 16:24 UTC
    | M 4.6 |
    23 km (14.3 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 29 Jan 1990 10:37 UTC
    | M 4.8 |
    47.6 km (29.6 mi) depth
    |
    110 km (69 mi) distance
    | USGS | Details
  • 20 Jan 1990 02:55 UTC
    | M 5.7 |
    47.5 km (29.5 mi) depth
    |
    105 km (65 mi) distance
    | USGS | Details
  • 10 Jan 1990 03:11 UTC
    | M 5.8 |
    36.6 km (22.7 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • 10 Jan 1990 03:09 UTC
    | M 5.7 |
    33.7 km (20.9 mi) depth
    |
    9 km (6 mi) distance
    | USGS | Details
  • 20 Dec 1989 09:04 UTC
    | M 4.7 |
    59.1 km (36.7 mi) depth
    |
    92 km (57 mi) distance
    | USGS | Details
  • 17 Dec 1989 08:11 UTC
    | M 5.2 |
    20.3 km (12.6 mi) depth
    |
    2 km (1 mi) distance
    | USGS | Details
  • 16 Dec 1989 23:25 UTC
    | M 5.7 |
    22 km (13.7 mi) depth
    |
    49 km (30 mi) distance
    | USGS | Details
  • 16 Dec 1989 14:16 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Details
  • 16 Dec 1989 12:46 UTC
    | M 4.9 |
    26.7 km (16.6 mi) depth
    |
    18 km (11 mi) distance
    | USGS | Details
  • 04 Dec 1989 09:18 UTC
    | M 4.3 |
    32.9 km (20.4 mi) depth
    |
    35 km (21 mi) distance
    | USGS | Details
  • 02 Dec 1989 16:05 UTC
    | M 4.9 |
    26.5 km (16.5 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • 02 Dec 1989 13:36 UTC
    | M 4.5 |
    20.4 km (12.7 mi) depth
    |
    9 km (5 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

Strong mag. 6.9 earthquake - Off the East Coast of Honshu, Japan on Sunday, 29 October 1989
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