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Minor earthquake: M3 quake has struck near Cantwell in Alaska


Earthquake location 63.2236S, -151.098WA minor earthquake magnitude 3 (ml/mb) has occurred on Thursday, 109 km W of Cantwell, Alaska (68 miles). The temblor was reported at 01:31:57 / 1:31 am (local time epicenter). Global time and date of event 10/12/15 / 2015-12-10 10:31:57 / December 10, 2015 @ 10:31 am UTC/GMT. Exact location, longitude -151.098° West, latitude 63.2236° North, depth = 17 km. Unique identifier: ak12208729. Ids that are associated to the event: ak12208729. The epicenter of the earthquake was roughly 17 km (11 miles) below the earth’s surface.

Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days five and in the last 365 days eighty-two earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 109 km W of Cantwell, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3 mb The magnitude for the event.
Longitude -151.098° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 63.2236° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17 km Depth of the event in kilometers.
Place 109km W of Cantwell, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-10 10:31:57 Time when the event occurred. UTC/GMT
Updated 2015-12-10 10:46:30 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status automatic Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 138 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.06 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak12208729 Id of event.
Event Code 12208729 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12208729, A comma-separated list of event ids that are associated to an event.

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