Light earthquake, 4 mag was detected near Adak in Alaska

A light earthquake magnitude 4 (ml/mb) has struck on Friday, 138 km WNW of Adak, Alaska (86 miles). Exact location of event, depth 186.062 km, -178.4828° West, 52.3743° North. Date and time of earthquake in UTC/GMT: 22/11/24 / 2024-11-22 18:13:38 / November 22, 2024 @ 6:13 pm. Event id: us7000nwlw. Ids that are associated to the earthquake: us7000nwlw. The 4-magnitude earthquake has occurred at 18:13:38 / 6:13 pm (local time epicenter). The earthquake occurred at a depth of 186.062 km (116 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

How would you describe the shaking?

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: 138 km WNW of Adak, Alaska. This information 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	-178.4828° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.3743° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	186.062 km	Depth of the event in kilometers.
Place	138 km WNW 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	2024-11-22 18:13:38	Time when the event occurred. UTC/GMT
Updated	2024-12-17 19:51:41	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	104	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.606	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.57 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	66	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	us7000nwlw	Id of event.
Event Code	7000nwlw	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000nwlw,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4 mag was detected near Adak in Alaska

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