Strong earthquake 6.4 mag, 82 km S of Atka, Alaska

A earthquake with magnitude 6.4 (ml/mb) was reported 82 km S of Atka, Alaska (51 miles) on Saturday. The 6.4-magnitude earthquake has occurred at 06:06:48 / 6:06 am (local time epicenter). Exact location of earthquake, -174.038° West, 51.466° North, depth 32 km. Date and time of earthquake in UTC/GMT: 12/03/16 / 2016-03-12 18:06:48 / March 12, 2016 @ 6:06 pm. All ids that are associated to the event: at00o3xubc. Unique identifier: at00o3xubc. A tsunami warning has been issued near Atka in Alaska (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 32 km (20 miles).

In the past 24 hours, there have been five, in the last 10 days seven, in the past 30 days sixteen and in the last 365 days two hundred and seventy earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 6.0 to 6.9 may cause a lot of damage in very populated areas. Every year there are an estimated 135 earthquakes in the world.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 82 km S of Atka, Alaska.

Alaska Atka

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Parameter	Value	Description
Magnitude	6.4 mb	The magnitude for the event.
Longitude	-174.038° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.466° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	32 km	Depth of the event in kilometers.
Place	82km 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	2016-03-12 18:06:48	Time when the event occurred. UTC/GMT
Updated	2016-03-12 18:11:43	Time when the event was most recently updated. UTC/GMT
Timezone offset	-720	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	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	630	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	at	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,at,	A comma-separated list of network contributors.
Number of Stations Used	29	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.07 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	216	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	Mi	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	at00o3xubc	Id of event.
Event Code	00o3xubc	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,at00o3xubc,	A comma-separated list of event ids that are associated to an event.

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Strong earthquake 6.4 mag, 82 km S of Atka, Alaska

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