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Interactive map of latest earthquakes and active volcanoes in the world

Strong mag. 6.3 earthquake - Off the East Coast of Honshu, Japan on Sunday, 20 May 2012

Strong mag. 6.3 earthquake - Off the East Coast of Honshu, Japan on Sunday, 20 May 2012
Date & time: Sunday, 20 May 2012 07:20 UTC
Magnitude: 6.3
Depth: 11.0 km
Epicenter latitude / longitude: 39.646°N / 143.164°E (Japan)
Nearest volcano: Nanashigure (182 km / 113 mi)
Nearby towns and cities:
105 km (65 mi) E of Miyako (pop: 51,700)
106 km (66 mi) NE of Yamada (pop: 20,100)
113 km (70 mi) NE of Ōtsuchi (pop: 16,500)
171 km (106 mi) SE of Hachinohe (pop: 239,000)
173 km (107 mi) E of Morioka (pop: 295,200)
536 km (333 mi) NE of Tokyo (pop: 8,336,600)
Primary data source: USGS
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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, 20 May 07:20 UTCM 6.3 / 11 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 6.3 quake: Off the East Coast of Honshu, Japan, 20 May 2012 07:20

More info
Recorded aftershocks, latest first (33 quakes):
  • 27 Jun 2012 06:47 UTC
    | M 4.5 |
    35.4 km (22 mi) depth
    |
    22 km (14 mi) distance
    | USGS | Details
  • 22 Jun 2012 07:58 UTC
    | M 5.0 |
    26.1 km (16.2 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 22 Jun 2012 01:08 UTC
    | M 4.1 |
    26.1 km (16.2 mi) depth
    |
    38 km (24 mi) distance
    | USGS | Details
  • 21 Jun 2012 20:32 UTC
    | M 5.2 |
    10 km (6.2 mi) depth
    |
    34 km (21 mi) distance
    | USGS | Details
  • 21 Jun 2012 02:00 UTC
    | M 4.7 |
    29.6 km (18.4 mi) depth
    |
    37 km (23 mi) distance
    | USGS | Details
  • 13 Jun 2012 22:24 UTC
    | M 4.3 |
    27.8 km (17.3 mi) depth
    |
    42 km (26 mi) distance
    | USGS | Details
  • 09 Jun 2012 20:44 UTC
    | M 4.4 |
    37.2 km (23.1 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 07 Jun 2012 18:50 UTC
    | M 4.5 |
    38.7 km (24 mi) depth
    |
    27 km (17 mi) distance
    | USGS | Details
  • 07 Jun 2012 18:43 UTC
    | M 4.7 |
    37.6 km (23.4 mi) depth
    |
    29 km (18 mi) distance
    | USGS | Details
  • 07 Jun 2012 18:39 UTC
    | M 5.0 |
    34.7 km (21.6 mi) depth
    |
    28 km (17 mi) distance
    | USGS | Details
  • 30 May 2012 23:28 UTC
    | M 4.1 |
    22.9 km (14.2 mi) depth
    |
    32 km (20 mi) distance
    | USGS | Details
  • 24 May 2012 17:40 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details
  • 24 May 2012 12:35 UTC
    | M 4.6 |
    30.9 km (19.2 mi) depth
    |
    46 km (28 mi) distance
    | USGS | Details
  • 23 May 2012 02:05 UTC
    | M 4.6 |
    17.4 km (10.8 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 22 May 2012 08:16 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    33 km (20 mi) distance
    | USGS | Details
  • 22 May 2012 07:18 UTC
    | M 4.9 |
    10 km (6.2 mi) depth
    |
    5 km (3 mi) distance
    | USGS | Details
    • Show all

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Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - Off the East Coast of Honshu, Japan on Sunday, 20 May 2012
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