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Minor earthquake, 2.8 mag has occurred near Andreanof Islands, Aleutian Islands, Alaska

Posted by admin on August 25, 2018 0 Comments

Earthquake location 51.0958S, -177.9883WA minor earthquake magnitude 2.8 (ml/mb) has struck on Thursday, Andreanof Islands, Aleutian Islands, Alaska (0 miles). The 2.8-magnitude earthquake was detected at 16:57:24 / 4:57 pm (local time epicenter). All ids that are associated to the event: ak20106569. Unique identifier: ak20106569. The epicenter of the earthquake was roughly 25.7 km (16 miles) below the earth’s surface. Exact location of earthquake, longitude -177.9883 West, latitude 51.0958 North, depth = 25.7 km. Exact time and date of event in UTC/GMT: 16/08/18 / 2018-08-16 16:57:24 / August 16, 2018 @ 4:57 pm.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been thirteen, in the last 10 days eighteen, in the past 30 days twenty-eight and in the last 365 days one hundred and ninety-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor earthquakes in the world.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: Andreanof Islands, Aleutian Islands, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -177.9883° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.0958° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.7 km Depth of the event in kilometers.
Place Andreanof Islands, Aleutian Islands, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-16 16:57:24 Time when the event occurred. UTC/GMT
Updated 2018-08-25 01:17:49 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 0.68 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 ak20106569 Id of event.
Event Code 20106569 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20106569, A comma-separated list of event ids that are associated to an event.

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