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Minor earthquake, 3 mag strikes near Unimak Island region, Alaska

Earthquake location 53.5744S, -164.7171WA minor earthquake with magnitude 3 (ml/mb) was reported Unimak Island region, Alaska (0 miles) on Thursday. The epicenter of the earthquake was roughly 41.8 km (26 miles) below the earth’s surface. Global date and time of event UTC/GMT: 14/04/16 / 2016-04-14 03:23:43 / April 14, 2016 @ 3:23 am. The temblor was picked up at 03:23:43 / 3:23 am (local time epicenter). Exact location of event, longitude -164.7171 West, latitude 53.5744 North, depth = 41.8 km. Id of earthquake: ak13434174. Event ids that are associated: ak13434174.

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

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: Unimak Island region, Alaska. This information 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 -164.7171° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.5744° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 41.8 km Depth of the event in kilometers.
Place Unimak Island region, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-14 03:23:43 Time when the event occurred. UTC/GMT
Updated 2016-04-21 20:25:11 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 0.59 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 ak13434174 Id of event.
Event Code 13434174 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13434174, A comma-separated list of event ids that are associated to an event.

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