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Minor earthquake: M2.8 quake has struck near Amukta Island in Alaska

Posted by admin on October 30, 2018 0 Comments

Earthquake location 52.0573S, -171.9397WA minor earthquake with magnitude 2.8 (ml/mb) was reported 66 km SW of Amukta Island, Alaska (41 miles) on Friday. The earthquake occurred at a depth of 32.9 km (20 miles) below the earth’s surface. All ids that are associated to the event: ak20305285, us1000hj6z. Unique identifier: us1000hj6z. Exact location of event, depth 32.9 km, -171.9397° West, 52.0573° North. Global date and time of event UTC/GMT: 27/10/18 / 2018-10-27 01:39:47 / October 27, 2018 @ 1:39 am. The 2.8-magnitude earthquake was detected at 14:39:47 / 2:39 pm (local time epicenter).

In the past 24 hours, there have been 0, in the last 10 days three, in the past 30 days eleven and in the last 365 days one hundred and thirty-five earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Every year there are an estimated 1,300,000 minor earthquakes in the world.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 66 km SW of Amukta Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -171.9397° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0573° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 32.9 km Depth of the event in kilometers.
Place 66km SW of Amukta 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 2018-10-27 01:39:47 Time when the event occurred. UTC/GMT
Updated 2018-10-30 21:53:52 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.37 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 us1000hj6z Id of event.
Event Code 1000hj6z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20305285,us1000hj6z, A comma-separated list of event ids that are associated to an event.

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