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

Earthquake location 51.0737S, -179.0644WA minor earthquake magnitude 2.9 (ml/mb) has struck on Sunday, 21 km S of Amatignak Island, Alaska (13 miles). The epicenter was at a depth of 21.99 km (14 miles). Exact location of event, longitude -179.0644 West, latitude 51.0737 North, depth = 21.99 km. Global date and time of event UTC/GMT: 02/09/18 / 2018-09-02 11:38:26 / September 2, 2018 @ 11:38 am. The 2.9-magnitude earthquake was detected at 01:38:26 / 1:38 am (local time epicenter). Unique identifier: us2000hgxc. Ids that are associated to the event: ak20239888, us2000hgxc.

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

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 21 km S of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -179.0644° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.0737° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.99 km Depth of the event in kilometers.
Place 21km S of Amatignak Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-09-02 11:38:26 Time when the event occurred. UTC/GMT
Updated 2018-09-21 07:25:13 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 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 0.736 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 220 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 us2000hgxc Id of event.
Event Code 2000hgxc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20239888,us2000hgxc, A comma-separated list of event ids that are associated to an event.

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