Moderate mag. 5.5 earthquake - North Pacific Ocean, 450 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Thursday, 11 October 2018 at 00:14 (GMT)
This quake was likely an aftershock of the 6.6 quake North Pacific Ocean, 1 km southeast of Ostrov Dym Island, Sakhalin Oblast, Russia, 10 October 2018 23:16 GMT, which had occurred 59 minutes earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Russia | Sakhalin Oblast | Kamchatka | Moscow
Moderate magnitude 5.5 earthquake at 10 km depth
11 Oct 00:25 UTC: First to report: GFZ after 11 minutes.
Oct 11 00:27: Magnitude recalculated from 5.3 to 5.5.
Oct 11 00:27: Magnitude recalculated from 5.3 to 5.5.
Magnitude: 5.5
Depth: 10.0 km
Epicenter latitude / longitude: 49.3°N / 156.21°E
(North Pacific Ocean, Russia)Nearest volcano: Nemo Peak (106 km / 66 mi)
Nearby towns and cities:
153 km (95 mi) S of Severo-Kuril'sk (pop: 2,420) --> See nearby quakes!
432 km (268 mi) SSW of Vilyuchinsk (Yelizovsky District) (pop: 25,200) --> See nearby quakes!
450 km (280 mi) SSW of Petropavlovsk-Kamchatskiy (pop: 187,300) --> See nearby quakes!
458 km (285 mi) SSW of Yelizovo (pop: 40,700) --> See nearby quakes!
7028 km (4367 mi) NE of Moscow (pop: 10,381,200) --> See nearby quakes!
105 km (65 mi) SSE of Ostrov Dym Island --> See nearby quakes!
180 km (112 mi) SSE of Alaid Island --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 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 5.5 | 10 km | Kuril Islands | GFZ |
| M 5.2 | 44 km | Kuril Islands | GeoAu |
| M 4.7 | 35 km | - 141km S of Severo-Kuril'sk, Russia | USGS |
User reports for this quake (1)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Manchester / Moderate shaking (MMI V) : Fell off my chair and I wet my pants! Holiday ruined. Worst holiday ever. Earthquakes are scary.
Earlier earthquakes in the same area
Moderate mag. 5.5 earthquake - North Pacific Ocean, 450 km southwest of Petropavlovsk-Kamchatskiy, Kamchatka, Russia, on Thursday, 11 October 2018 at 00:14 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
