Very strong mag. 6.3 earthquake - North Pacific Ocean, 103 km east of Shikotan, Sakhalin Oblast, Russia, on Tuesday, October 4, 1994 at 16:01 (GMT)

Very strong mag. 6.3 earthquake - North Pacific Ocean, 103 km east of Shikotan, Sakhalin Oblast, Russia, on Tuesday, October 4, 1994 at 16:01 (GMT)

Very strong magnitude 6.3 earthquake at 16 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Oct 4, 1994 16:01:02 UTC
Magnitude: 6.3
Depth: 15.5 km
Epicenter latitude / longitude: 43.706°N / 147.991°E (North Pacific Ocean, Russia)
Antipode: 43.706°S / 32.009°W
Nearest volcano: Urbich Caldera (117 km / 73 mi)
Nearby towns and cities:
103 km (64 mi) E of Shikotan (pop: 2,100) --> See nearby quakes!
174 km (108 mi) E of Yuzhno-Kurilsk (pop: 6,470) --> See nearby quakes!
199 km (124 mi) ENE of Nemuro (Japan) (pop: 31,200) --> See nearby quakes!
230 km (143 mi) E of Shibetsu (Japan) (pop: 21,700) --> See nearby quakes!
300 km (187 mi) E of Abashiri (Japan) (pop: 42,500) --> See nearby quakes!
304 km (189 mi) ENE of Kushiro (Japan) (pop: 183,600) --> See nearby quakes!
330 km (205 mi) E of Kitami (Japan) (pop: 113,100) --> See nearby quakes!
397 km (247 mi) ENE of Obihiro (Japan) (pop: 173,900) --> See nearby quakes!
523 km (325 mi) SE of Korsakov (pop: 35,100) --> See nearby quakes!
547 km (340 mi) SE of Yuzhno-Sakhalinsk (pop: 176,500) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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.
Mag.DepthLocationSource
6.316 kmKuril Islands (Russia)USGS
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 (87 quakes)

  • 19 Mar 1995 11:43 UTC
    | M 5.3 |
    46.8 km (29.1 mi) depth
    |
    23 km (14 mi) distance
    | USGS | Details
  • 11 Mar 1995 15:21 UTC
    | M 5.9 |
    33 km (20.5 mi) depth
    |
    41 km (26 mi) distance
    | USGS | Details
  • 21 Feb 1995 21:06 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    14 km (9 mi) distance
    | USGS | Details
  • 14 Feb 1995 20:47 UTC
    | M 5.9 |
    32.4 km (20.1 mi) depth
    |
    35 km (22 mi) distance
    | USGS | Details
  • 28 Jan 1995 10:37 UTC
    | M 5.6 |
    54.4 km (33.8 mi) depth
    |
    32 km (20 mi) distance
    | USGS | Details
  • 30 Dec 1994 11:47 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    52 km (32 mi) distance
    | USGS | Details
  • 20 Dec 1994 05:16 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    20 km (12 mi) distance
    | USGS | Details
  • 18 Dec 1994 11:40 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    37 km (23 mi) distance
    | USGS | Details
  • 02 Dec 1994 18:11 UTC
    | M 5.1 |
    43.4 km (27 mi) depth
    |
    23 km (15 mi) distance
    | USGS | Details
  • 27 Nov 1994 18:28 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    43 km (27 mi) distance
    | USGS | Details
  • 23 Nov 1994 04:04 UTC
    | M 5.1 |
    49.6 km (30.8 mi) depth
    |
    44 km (28 mi) distance
    | USGS | Details
  • 20 Nov 1994 16:34 UTC
    | M 5.2 |
    53.4 km (33.2 mi) depth
    |
    59 km (36 mi) distance
    | USGS | Details
  • 18 Nov 1994 15:47 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    44 km (27 mi) distance
    | USGS | Details
  • 07 Nov 1994 13:03 UTC
    | M 5.1 |
    56.3 km (35 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 26 Oct 1994 13:52 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    51 km (32 mi) distance
    | USGS | Details
  • 25 Oct 1994 13:30 UTC
    | M 5.4 |
    35 km (21.7 mi) depth
    |
    25 km (15 mi) distance
    | USGS | Details
  • Show all

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