Minor earthquake, 2.8 mag strikes near Atka in Alaska

A minor earthquake with magnitude 2.8 (ml/mb) was detected on Sunday, 4 km NE of Atka, Alaska (2 miles). Exact location of earthquake, longitude -174.1597 West, latitude 52.228 North, depth = 202.3 km. The epicenter was at a depth of 202.3 km (126 miles). Global time and date of event 18/09/16 / 2016-09-18 16:21:25 / September 18, 2016 @ 4:21 pm UTC/GMT. The temblor was detected at 07:21:25 / 7:21 am (local time epicenter). Event id: ak14014983. Ids that are associated to the earthquake: ak14014983.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days eleven and in the last 365 days two hundred and seventy earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 4 km NE of Atka, Alaska.

Alaska Atka

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-174.1597° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.228° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	202.3 km	Depth of the event in kilometers.
Place	4km NE 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	2016-09-18 16:21:25	Time when the event occurred. UTC/GMT
Updated	2016-09-22 22:27:25	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	121	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	11	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	0.32 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	219.599982432	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	ak14014983	Id of event.
Event Code	14014983	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak14014983,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.8 mag strikes near Atka in Alaska

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