Strong mag. 6.8 earthquake - North Pacific Ocean, 123 km south of Obihiro, Hokkaido, Japan, on Thursday, 11 September 2008 at 00:20 (GMT)

Strong mag. 6.8 earthquake - North Pacific Ocean, 123 km south of Obihiro, Hokkaido, Japan, on Thursday, 11 September 2008 at 00:20 (GMT)

Strong magnitude 6.8 earthquake at 25 km depth

Date & time: 11 Sep 2008 00:20:50 UTC
Magnitude: 6.8
Depth: 25.0 km
Epicenter latitude / longitude: 41.892°N / 143.754°E (North Pacific Ocean, Japan)
Nearest volcano: Shikaribetsu Group (162 km / 101 mi)
Nearby towns and cities:
123 km (76 mi) SSE of Obihiro (pop: 173,900) --> See nearby quakes!
125 km (77 mi) ESE of Shizunai-furukawachō (pop: 22,400) --> See nearby quakes!
130 km (81 mi) SSE of Otofuke (pop: 40,900) --> See nearby quakes!
131 km (81 mi) SSW of Kushiro (pop: 183,600) --> See nearby quakes!
195 km (121 mi) ESE of Tomakomai (pop: 174,800) --> See nearby quakes!
201 km (125 mi) ESE of Chitose (pop: 92,900) --> See nearby quakes!
213 km (132 mi) S of Kitami (pop: 113,100) --> See nearby quakes!
226 km (140 mi) SE of Ebetsu (pop: 134,000) --> See nearby quakes!
237 km (147 mi) ESE of Sapporo (pop: 1,883,000) --> See nearby quakes!
774 km (481 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 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 6.825 kmHokkaido, 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 of the 6.8 quake North Pacific Ocean, 123 km south of Obihiro, Hokkaido, Japan, 11 September 2008 00:20 GMT

More info
Recorded aftershocks, latest first (5 quakes):
  • 07 Mar 2009 14:33 UTC
    | M 5.3 |
    32.7 km (20.3 mi) depth
    |
    12 km (7 mi) distance
    | USGS | Details
  • 22 Feb 2009 14:24 UTC
    | M 5.4 |
    33.4 km (20.8 mi) depth
    |
    27 km (17 mi) distance
    | USGS | Details
  • 11 Sep 2008 22:34 UTC
    | M 5.0 |
    41.2 km (25.6 mi) depth
    |
    88 km (55 mi) distance
    | USGS | Details
  • 11 Sep 2008 01:08 UTC
    | M 5.0 |
    29.6 km (18.4 mi) depth
    |
    36 km (22 mi) distance
    | USGS | Details
  • 11 Sep 2008 00:32 UTC
    | M 5.3 |
    35.3 km (21.9 mi) depth
    |
    19 km (12 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.8 earthquake - North Pacific Ocean, 123 km south of Obihiro, Hokkaido, Japan, on Thursday, 11 September 2008 at 00:20 (GMT)
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