Minor earthquake: M3.1 quake has struck near Kaktovik in Alaska

A minor earthquake with magnitude 3.1 (ml/mb) was detected on Tuesday, 65 km S of Kaktovik, Alaska (40 miles). Date and time of earthquake in UTC/GMT: 21/11/18 / 2018-11-21 08:00:57 / November 21, 2018 @ 8:00 am. Exact location of event, longitude -143.9248 West, latitude 69.5527 North, depth = 23.85 km. The epicenter was at a depth of 23.85 km (15 miles). Event ids that are associated to the earthquake: us1000hutm. Id of event: us1000hutm. The temblor was picked up at 23:00:57 / 11:00 pm (local time epicenter).

Each year there are an estimated 130,000 minor quakes in the world. In the past 24 hours, there have been five, in the last 10 days twenty-two, in the past 30 days fifty and in the last 365 days six hundred and nine 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.

Did you feel it?

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: 65 km S of Kaktovik, Alaska.

Alaska Kaktovik

More information

Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-143.9248° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	69.5527° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	23.85 km	Depth of the event in kilometers.
Place	65km S 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	2018-11-21 08:00:57	Time when the event occurred. UTC/GMT
Updated	2018-11-27 07:38:41	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		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	148	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,	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	0.105	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.68 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	117	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	us1000hutm	Id of event.
Event Code	1000hutm	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000hutm,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Minor earthquake: M3.1 quake has struck near Kaktovik in Alaska

Did you feel it?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information