M6.4 earthquake - 136km S of Masset, Canada, Sunday, 28 October 2012 at 18:54 (GMT)
Strong mag. 6.3 earthquake - 159km SSW of Masset, Canada on Sunday, 28 October 2012
This quake was likely an aftershock of the 7.7 quake: 139km S of Masset, Canada, 28 Oct 2012 03h04, which had occurred 16 hours earlier.
28 Oct 19:00 UTC: Premier à signaler: USGS après 6 minutes.
Local time at epicenter: Sun, 28 Oct 2012 09:54
Magnitude: 6.3
Depth: 8.2 km
Epicenter latitude / longitude: 52.6329°N / 132.701°W
(Canada)Primary data source: USGS
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) [learn more]
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.
| Heure | Mag. / Depth | Location | Source |
| Sun, 28 Oct 18:54 UTC | M 6.3 / 8.2 km | 159km SSW of Masset, Canada | USGS |
| Sun, 28 Oct 18:54 UTC | M 6.4 / 10 km | QUEEN CHARLOTTE ISLANDS REGION | EMSC |
| Sun, 28 Oct 18:54 UTC | M 6.4 / 10 km | Queen Charlotte Islands Region | GFZ |
| Sun, 28 Oct 18:54 UTC | M 6.3 / 8 km | Queen Charlotte Islands region | GeoAu |
| Sun, 28 Oct 18:54 UTC | M 6.3 / 20 km | 107 km SW of Sandspit,BC | NRCAN |
(shakemap: USGS)
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (modified Mercalli) scale.
There are no user reports for this quake yet. If you felt it or were nearby when it occurred, be the first to report it!
Significant earthquakes in the same area since 1900
Strong mag. 6.3 earthquake - 159km SSW of Masset, Canada on Sunday, 28 October 2012
Click here to search our database for earlier earthquakes in the same area since 1900!
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