Very strong mag. 6.4 earthquake - 94 km east of Shikotan, Sakhalin Oblast, Russia, on Saturday, Aug 30, 1969 at 7:11 am (GMT +0)
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Very strong magnitude 6.4 earthquake at 26 km depth
Local time at epicenter: Saturday, Aug 30, 1969 at 7:11 am (GMT +0)
Magnitude: 6.4
Depth: 25.9 km
Epicenter latitude / longitude: 43.573°N / 147.848°E
(North Pacific Ocean, Russia)Antipode: 43.573°S / 32.152°W
Nearest volcano: Berutarube (123 km / 76 mi)
Nearby towns and cities:
94 km (58 mi) ESE of Shikotan (pop: 2,100) --> See nearby quakes!
167 km (104 mi) ESE of Yuzhno-Kurilsk (pop: 6,470) --> See nearby quakes!
168 km (105 mi) ESE of Otrada (pop: 3,220) --> See nearby quakes!
184 km (114 mi) S of Kuril'sk (pop: 1,720) --> See nearby quakes!
186 km (115 mi) E of Nemuro (Japan) (pop: 31,200) --> See nearby quakes!
219 km (136 mi) E of Shibetsu (Japan) (pop: 21,700) --> See nearby quakes!
289 km (180 mi) ENE of Kushiro (Japan) (pop: 183,600) --> See nearby quakes!
292 km (181 mi) E of Abashiri (Japan) (pop: 42,500) --> See nearby quakes!
319 km (198 mi) E of Kitami (Japan) (pop: 113,100) --> See nearby quakes!
383 km (238 mi) ENE of Obihiro (Japan) (pop: 173,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) | about seismic energy
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. | Depth | Location | Source |
| 6.4 | 26 km | Kuril Islands (Russia) | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (13 quakes)
Date and time | Mag Depth | Location | Details |
| Feb 3, 1970 19:17 52 years ago | 5.7 29 km | Russia | More |
| Feb 2, 1970 18:05 52 years ago | 5.8 26 km | Russia | More |
| Feb 2, 1970 17:49 52 years ago | 6.0 30 km | 82 km SE of Shikotan, Sakhalin Oblast, Russia | More |
| Feb 2, 1970 17:22 52 years ago | 5.7 31 km | Russia | More |
| Dec 28, 1969 04:53 52 years ago | 5.7 29 km | 100 km SE of Shikotan, Sakhalin Oblast, Russia | More |
| Oct 25, 1969 12:03 53 years ago | 5.6 45 km | 97 km E of Shikotan, Sakhalin Oblast, Russia | More |
| Sep 29, 1969 17:58 53 years ago | 5.8 25 km | 99 km SE of Shikotan, Sakhalin Oblast, Russia | More |
| Sep 27, 1969 04:02 53 years ago | 5.6 49 km | 41 km E of Shikotan, Sakhalin Oblast, Russia | More |
| Sep 13, 1969 11:52 53 years ago | 5.7 34 km | Russia, 169 km E of Nemuro, Hokkaido, Japan | More |
| Sep 6, 1969 07:43 53 years ago | 5.7 42 km | 61 km E of Shikotan, Sakhalin Oblast, Russia | More |
| Sep 4, 1969 21:12 53 years ago | 5.7 30 km | 59 km E of Shikotan, Sakhalin Oblast, Russia | More |
| Aug 30, 1969 08:28 53 years ago | 6.1 27 km | 90 km E of Shikotan, Sakhalin Oblast, Russia | More |
| Aug 30, 1969 07:54 53 years ago | 5.7 35 km | 63 km S of Shikotan Island, Yuzhno-Kurilsky District, Sakhalin Oblast, Russia | More |
Earlier earthquakes in the same area
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