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Minor earthquake: M2.9 quake has struck near Atka in Alaska



Earthquake location 52.059S, -175.2139WA minor earthquake magnitude 2.9 (ml/mb) strikes 71 km WSW of Atka, Alaska (44 miles) on Thursday. Exact location of event, depth 70.7 km, -175.2139° West, 52.059° North. Global time and date of event 15/09/16 / 2016-09-15 12:17:46 / September 15, 2016 @ 12:17 pm UTC/GMT. The epicenter was at a depth of 70.7 km (44 miles). The temblor was picked up at 03:17:46 / 3:17 am (local time epicenter). Event ids that are associated to the earthquake: ak13988086. Id of event: ak13988086.

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Every year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days eight and in the last 365 days one hundred and eighty-three earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. 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: 71 km WSW of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -175.2139° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.059° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 70.7 km Depth of the event in kilometers.
Place 71km WSW 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 2016-09-15 12:17:46 Time when the event occurred. UTC/GMT
Updated 2016-09-20 21:22:43 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 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 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 0.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 183.599985312 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 ak13988086 Id of event.
Event Code 13988086 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13988086, A comma-separated list of event ids that are associated to an event.

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