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Light earthquake, 4.4 mag has occurred near Kaktovik in Alaska

Posted by admin on August 20, 2018 0 Comments

Earthquake location 69.6628S, -145.2854WA light earthquake with magnitude 4.4 (ml/mb) was reported 82 km SW of Kaktovik, Alaska (51 miles) on Monday. A tsunami warning has been issued near Kaktovik in Alaska (Does not indicate if a tsunami actually did or will exist). The 4.4-magnitude earthquake was detected at 00:33:48 / 12:33 am (local time epicenter). Global date and time of event UTC/GMT: 20/08/18 / 2018-08-20 09:33:48 / August 20, 2018 @ 9:33 am. Unique identifier: ak20122189. Ids that are associated to the event: ak20122189, at00pdr6ke. Exact location of event, longitude -145.2854 West, latitude 69.6628 North, depth = 5.1 km. The earthquake occurred at a depth of 5.1 km (3 miles).

In the past 24 hours, there have been fifteen, in the last 10 days three hundred and fifty-three, in the past 30 days three hundred and fifty-six and in the last 365 days three hundred and sixty earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 82 km SW of Kaktovik, Alaska.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -145.2854° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 69.6628° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.1 km Depth of the event in kilometers.
Place 82km SW of Kaktovik, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-20 09:33:48 Time when the event occurred. UTC/GMT
Updated 2018-08-20 09:51:44 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 The maximum reported intensity for the event.
MMI 4.5 The maximum estimated instrumental intensity for the event.
Alert Level green 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 1 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 298 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,at, 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 0.94 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 ak20122189 Id of event.
Event Code 20122189 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20122189,at00pdr6ke, A comma-separated list of event ids that are associated to an event.

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