Very strong mag. 6.7 earthquake - North Pacific Ocean, Japan, on Friday, 1 January 1982 at 18:51 (GMT)

Very strong mag. 6.7 earthquake - North Pacific Ocean, Japan, on Friday, 1 January 1982 at 18:51 (GMT)

Very strong magnitude 6.7 earthquake at 22 km depth

Date & time: 1 Jan 1982 18:51:01 UTC
Magnitude: 6.7
Depth: 22.2 km
Epicenter latitude / longitude: 26.823°N / 142.557°E (North Pacific Ocean, Japan)
Nearest volcano: Kaikata (156 km / 97 mi)
Nearby towns and cities:
44 km (27 mi) SE of Chichijima Island (pop: 2,000) --> 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.
MagnitudeDepthLocationSource
M 6.722 kmBonin Islands, Japan regionUSGS
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 (2 quakes):
  • 09 Apr 1982 11:58 UTC
    | M 4.7 |
    56.3 km (35 mi) depth
    |
    101 km (63 mi) distance
    | USGS | Details
  • 06 Jan 1982 22:03 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    17 km (11 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

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