Minor earthquake 2.9 mag, 39 km SSW of Unalaska, Alaska

A minor earthquake with magnitude 2.9 (ml/mb) was detected on Tuesday, 39 km SSW of Unalaska, Alaska (24 miles). The temblor was detected at 15:18:13 / 3:18 pm (local time epicenter). The earthquake occurred at a depth of 68.1 km (42 miles) below the earth’s surface. Global time and date of event 13/09/16 / 2016-09-13 23:18:13 / September 13, 2016 @ 11:18 pm UTC/GMT. Exact location of earthquake, longitude -166.6638 West, latitude 53.528 North, depth = 68.1 km. All ids that are associated to the event: ak13967225. Unique identifier: ak13967225.

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days six and in the last 365 days ninety-four earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

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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: 39 km SSW of Unalaska, Alaska.

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Parameter	Value	Description
Magnitude	2.9 mb	The magnitude for the event.
Longitude	-166.6638° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	53.528° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	68.1 km	Depth of the event in kilometers.
Place	39km SSW of Unalaska, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-09-13 23:18:13	Time when the event occurred. UTC/GMT
Updated	2016-09-20 15:20:09	Time when the event was most recently updated. UTC/GMT
Timezone offset	-480	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	129	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	28	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.2856643	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.36 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	194.399984448	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	ak13967225	Id of event.
Event Code	13967225	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak13967225,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 2.9 mag, 39 km SSW of Unalaska, Alaska

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