Light earthquake 4 mag, 88 km SSE of Attu Station, Alaska

A light earthquake magnitude 4 (ml/mb) has struck on Thursday, 88 km SSE of Attu Station, Alaska (55 miles). Global date and time of event UTC/GMT: 23/05/24 / 2024-05-23 07:52:20 / May 23, 2024 @ 7:52 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 173.8117° East, 52.1534° North, depth 34.381 km. Event id: us7000mp0i. Ids that are associated to the earthquake: us7000mp0i. The epicenter was at a depth of 34.381 km (21 miles). The temblor was detected at 07:52:20 / 7:52 am (local time epicenter).

In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days five and in the last 365 days five earthquakes of magnitude 3.0 or greater that has struck near. 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.

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How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 88 km SSE of Attu Station, Alaska. This data comes from the USGS Earthquake Notification Service.

Alaska Attu Station

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	173.8117° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.1534° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	34.381 km	Depth of the event in kilometers.
Place	88 km SSE of Attu Station, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-05-23 07:52:20	Time when the event occurred. UTC/GMT
Updated	2024-06-05 10:34:06	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	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	42	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.603	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.77 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	125	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	us7000mp0i	Id of event.
Event Code	7000mp0i	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000mp0i,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4 mag, 88 km SSE of Attu Station, Alaska

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