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World Magnitude 2.5+ Earthquakes

Earthquake 2.5 mb, 72 km SW of Unalaska, Alaska

Earthquake location 53.4259S, -167.3407WAn earthquake with magnitude 2.5 mg has occurred in 72 km SW of Unalaska, Alaska. Time of event: Friday 17th December @ 5:03 am. Location of event: -167.3407S, 53.4259W, depth=14.6 km. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about quake recorded in: 72 km SW of Unalaska, Alaska. Did you feel it? Leave a comment or report about shaking, activity and damage at your home, city and country.

More information

Parameter Value Description
Magnitude 2.5 mb The magnitude for the event.
Longitude -167.3407° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.4259° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.6 km Depth of the event in kilometers.
Place 72km SW of Unalaska, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2014-02-25 21:39:11 Time when the event occurred. UTC/GMT
Updated 2014-02-26 01:50:16 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 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 96 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3395632 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 190.799984736 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 ak11170854 Id of event.
Event Code 11170854 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ak11170854 A comma-separated list of event ids that are associated to an event.

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