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Light earthquake: M4.4 quake has struck near Atka in Alaska

Posted by admin on August 15, 2020 0 Comments

Earthquake location 51.6662S, -171.3226WA light earthquake magnitude 4.4 (ml/mb) has occurred on Saturday, 206 km ESE of Atka, Alaska (128 miles). The earthquake occurred at a depth of 36.38 km (23 miles). The temblor was picked up at 16:47:59 / 4:47 pm (local time epicenter). All ids that are associated to the event: us6000bf8k. Unique identifier: us6000bf8k. Exact location of earthquake, -171.3226° West, 51.6662° North, depth 36.38 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 15/08/20 / 2020-08-15 16:47:59 / August 15, 2020 @ 4:47 pm UTC/GMT.

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days eighty earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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. 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: 206 km ESE of Atka, Alaska.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -171.3226° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.6662° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.38 km Depth of the event in kilometers.
Place 206 km ESE 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 2020-08-15 16:47:59 Time when the event occurred. UTC/GMT
Updated 2020-08-15 17:31:16 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 298 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 ,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 1.858 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 185 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000bf8k Id of event.
Event Code 6000bf8k An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000bf8k, A comma-separated list of event ids that are associated to an event.

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