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Moderate earthquake 5.4 mag, 83 km SSW of Unalaska, Alaska

Posted by admin on October 5, 2024 0 Comments

Earthquake location 53.159S, -166.931WA moderate earthquake magnitude 5.4 (ml/mb) has occurred on Saturday, 83 km SSW of Unalaska, Alaska (52 miles). Id of earthquake: at00skvvol. Event ids that are associated: at00skvvol. Exact location of event, longitude -166.931 West, latitude 53.159 North, depth = 31 km. A tsunami warning has been issued near Unalaska in Alaska (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 05/10/24 / 2024-10-05 12:50:45 / October 5, 2024 @ 12:50 pm. The epicenter of the earthquake was roughly 31 km (19 miles) below the earth’s surface. The 5.4-magnitude earthquake has occurred at 12:50:45 / 12:50 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days four and in the last 365 days twenty-five earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 83 km SSW of Unalaska, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.4 mb The magnitude for the event.
Longitude -166.931° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.159° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31 km Depth of the event in kilometers.
Place 83 km SSW of Unalaska, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-10-05 12:50:45 Time when the event occurred. UTC/GMT
Updated 2024-10-05 12:56:47 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 1 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 449 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at, A comma-separated list of network contributors.
Number of Stations Used 44 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.675906 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.34 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 197.99998416 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00skvvol Id of event.
Event Code 00skvvol An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00skvvol, A comma-separated list of event ids that are associated to an event.

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