Minor earthquake, 3.9 mag has occurred near Kaktovik in Alaska

A minor earthquake magnitude 3.9 (ml/mb) has occurred on Tuesday, 63 km SSW of Kaktovik, Alaska (39 miles). Exact location of earthquake, longitude -144.1521 West, latitude 69.5886 North, depth = 3.7 km. Event ids that are associated to the earthquake: ak20131399. Id of event: ak20131399. The 3.9-magnitude earthquake has occurred at 01:08:44 / 1:08 am (local time epicenter). The earthquake occurred at a depth of 3.7 km (2 miles) below the earth’s surface. Global date and time of event UTC/GMT: 21/08/18 / 2018-08-21 10:08:44 / August 21, 2018 @ 10:08 am.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been seven, in the last 10 days three hundred and sixty-one, in the past 30 days three hundred and sixty-one and in the last 365 days three hundred and sixty-five earthquakes of magnitude 3.0 or greater that was reported nearby.

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How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 63 km SSW of Kaktovik, Alaska. This data comes from the USGS Earthquake Notification Service.

Alaska Kaktovik

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-144.1521° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	69.5886° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	3.7 km	Depth of the event in kilometers.
Place	63km SSW 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	2018-08-21 10:08:44	Time when the event occurred. UTC/GMT
Updated	2018-08-21 10:20:39	Time when the event was most recently updated. UTC/GMT
Timezone offset	-540	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	4.02	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	automatic	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	234	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	0.69 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	ak20131399	Id of event.
Event Code	20131399	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak20131399,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag has occurred near Kaktovik in Alaska

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