Light earthquake 4 mag, 129 km SSW of Adak, Alaska

A light earthquake with magnitude 4 (ml/mb) was reported 129 km SSW of Adak, Alaska (80 miles) on Wednesday. Exact location of event, depth 13.4 km, -177.5005° West, 50.8455° North. The earthquake occurred at a depth of 13.4 km (8 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 11/12/24 / 2024-12-11 20:35:40 / December 11, 2024 @ 8:35 pm UTC/GMT. Event id: ak024fwk2cb1. Ids that are associated to the earthquake: ak024fwk2cb1. The temblor was picked up at 20:35:40 / 8:35 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days seventy-three, in the past 30 days seventy-eight and in the last 365 days one hundred and sixty 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. Each year there are an estimated 13,000 light quakes in the world.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 129 km SSW of Adak, Alaska. This data comes from the USGS Earthquake Notification Service.

Adak Alaska

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	-177.5005° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	50.8455° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	13.4 km	Depth of the event in kilometers.
Place	129 km SSW of Adak, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-12-11 20:35:40	Time when the event occurred. UTC/GMT
Updated	2024-12-12 01:15:30	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	3.07	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	,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	0.52 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	ak024fwk2cb1	Id of event.
Event Code	024fwk2cb1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak024fwk2cb1,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4 mag, 129 km SSW of Adak, Alaska

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