Minor earthquake, 3.9 mag strikes near Atka in Alaska

A minor earthquake magnitude 3.9 (ml/mb) has occurred on Wednesday, 147 km E of Atka, Alaska (91 miles). Exact location of event, longitude -172.0672 West, latitude 52.0414 North, depth = 34.37 km. The 3.9-magnitude earthquake was detected at 18:28:07 / 6:28 pm (local time epicenter). Id of earthquake: us7000cn2z. Event ids that are associated: ak020fhmzsxw, us7000cn2z. The earthquake was roughly at a depth of 34.37 km (21 miles). Date and time of earthquake in UTC/GMT: 02/12/20 / 2020-12-02 18:28:07 / December 2, 2020 @ 6:28 pm.

In the past 24 hours, there have been eleven, in the last 10 days thirteen, in the past 30 days twenty and in the last 365 days one hundred and sixteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 147 km E of Atka, Alaska. This data comes from the USGS Earthquake Notification Service.

Alaska Atka

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-172.0672° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.0414° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	34.37 km	Depth of the event in kilometers.
Place	147 km E 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	2020-12-02 18:28:07	Time when the event occurred. UTC/GMT
Updated	2020-12-21 16:06:17	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	234	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	,ak,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	1.258	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.86 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	165	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	us7000cn2z	Id of event.
Event Code	7000cn2z	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak020fhmzsxw,us7000cn2z,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.9 mag strikes near Atka in Alaska

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