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Minor earthquake: M3.1 quake has struck near Akutan in Alaska



Earthquake location 52.5542S, -163.9183WA minor earthquake with magnitude 3.1 (ml/mb) was reported 215 km SE of Akutan, Alaska (134 miles) on Sunday. The earthquake occurred at a depth of 33.8 km (21 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 11/01/16 / 2016-01-11 02:49:35 / January 11, 2016 @ 2:49 am. Exact location of event, depth 33.8 km, -163.9183° West, 52.5542° North. Unique identifier: ak12455569. Ids that are associated to the event: ak12455569. The 3.1-magnitude earthquake was detected at 15:49:35 / 3:49 pm (local time epicenter).

Each 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 two, in the past 30 days three and in the last 365 days fifty-two earthquakes of magnitude 3.0 or greater that have been detected nearby.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 215 km SE of Akutan, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -163.9183° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.5542° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.8 km Depth of the event in kilometers.
Place 215km SE of Akutan, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-01-11 02:49:35 Time when the event occurred. UTC/GMT
Updated 2016-01-12 23:12:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 reviewed 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 148 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 0.32 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 ak12455569 Id of event.
Event Code 12455569 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12455569, A comma-separated list of event ids that are associated to an event.

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