Strong mag. 6.3 earthquake - North Pacific Ocean, 38 km southeast of Matua Island, Sakhalin Oblast, Russia, on Wednesday, 20 August 1969 at 07:50 (GMT)
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Strong magnitude 6.3 earthquake at 105 km depth
Magnitude: 6.3
Depth: 105.0 km
Epicenter latitude / longitude: 47.941°N / 153.68°E
(North Pacific Ocean, Russia)Nearest volcano: unnamed (30 km / 19 mi)
Nearby towns and cities:
352 km (219 mi) SSW of Severo-Kuril'sk (pop: 2,420) --> See nearby quakes!
7049 km (4380 mi) NE of Moscow (pop: 10,381,200) --> 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
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.
| Magnitude | Depth | Location | Source |
| M 6.3 | 105 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.
There are no user reports for this quake yet. If you felt it be the first to report it!
Aftershocks of the 6.3 quake North Pacific Ocean, 38 km southeast of Matua Island, Sakhalin Oblast, Russia, 20 August 1969 07:50 GMT
More info
Recorded aftershocks, latest first (1 quakes):- 07 Feb 1970 12:07 UTC| M 6.0 |15 km (9.3 mi) depth|73 km (46 mi) distance| USGS | Strong mag. 6.0 earthquake - Kuril Islands (Russia) on Saturday, 7 February 1970 at 12:07 (GMT)
Earlier earthquakes in the same area
Strong mag. 6.3 earthquake - North Pacific Ocean, 38 km southeast of Matua Island, Sakhalin Oblast, Russia, on Wednesday, 20 August 1969 at 07:50 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
