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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Atka in Alaska

Posted by admin on March 26, 2016 0 Comments

Earthquake location 51.3961S, -174.1313WA light earthquake magnitude 4.2 (ml/mb) strikes 89 km S of Atka, Alaska (55 miles) on Sunday. Exact location of event, longitude -174.1313 West, latitude 51.3961 North, depth = 43.79 km. The earthquake occurred at a depth of 43.79 km (27 miles). Event id: us20005afe. Ids that are associated to the earthquake: us20005afe, ak12972465. The 4.2-magnitude earthquake has occurred at 00:27:39 / 12:27 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 13/03/16 / 2016-03-13 12:27:39 / March 13, 2016 @ 12:27 pm UTC/GMT.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been fifty-eight, in the last 10 days sixty-two, in the past 30 days seventy-one and in the last 365 days three hundred and twenty-three earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 89 km S of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -174.1313° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.3961° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 43.79 km Depth of the event in kilometers.
Place 89km S of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-03-13 12:27:39 Time when the event occurred. UTC/GMT
Updated 2016-03-26 12:51:39 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 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 271 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us,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 0.807 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 202 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us20005afe Id of event.
Event Code 20005afe An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005afe,ak12972465, A comma-separated list of event ids that are associated to an event.

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