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Light earthquake, 4 mag was detected near Perryville in Alaska

Posted by admin on August 15, 2020 0 Comments

Earthquake location 54.8006S, -157.3437WA light earthquake magnitude 4 (ml/mb) has struck on Friday, 168 km SE of Perryville, Alaska (104 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 14/08/20 / 2020-08-14 23:29:05 / August 14, 2020 @ 11:29 pm. The 4-magnitude earthquake was detected at 23:29:05 / 11:29 pm (local time epicenter). All ids that are associated to the event: us6000bf11, ak020afsuzlp. Unique identifier: ak020afsuzlp. Exact location of event, longitude -157.3437 West, latitude 54.8006 North, depth = 3 km. The epicenter of the earthquake was roughly 3 km (2 miles) below the earth’s surface.

In the past 24 hours, there have been three, in the last 10 days thirteen, in the past 30 days seventy-six and in the last 365 days ninety-seven earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 168 km SE of Perryville, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -157.3437° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.8006° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3 km Depth of the event in kilometers.
Place 168 km SE of Perryville, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-14 23:29:05 Time when the event occurred. UTC/GMT
Updated 2020-08-15 00:15:30 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 246 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 ,us,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 1.5 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 ak020afsuzlp Id of event.
Event Code 020afsuzlp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000bf11,ak020afsuzlp, A comma-separated list of event ids that are associated to an event.

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