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Light earthquake, 4.8 mag has occurred near Yakutat in Alaska

Posted by admin on December 22, 2025 0 Comments

Earthquake location 60.524S, -139.643WA light earthquake with magnitude 4.8 (ml/mb) was detected on Monday, 108 km N of Yakutat, Alaska (67 miles). The temblor was detected at 14:59:46 / 2:59 pm (local time epicenter). A tsunami warning has been issued near Yakutat in Alaska (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -139.643° West, latitude 60.524° North, depth = 1 km. Exact time and date of event in UTC/GMT: 22/12/25 / 2025-12-22 14:59:46 / December 22, 2025 @ 2:59 pm. Event id: at00t7oezm. Ids that are associated to the earthquake: at00t7oezm, ak2025zcuptx. The epicenter was at a depth of 1 km (1 miles).

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

How would you describe the shaking?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 108 km N of Yakutat, Alaska.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude -139.643° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.524° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1 km Depth of the event in kilometers.
Place 108 km N of Yakutat, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-22 14:59:46 Time when the event occurred. UTC/GMT
Updated 2025-12-22 15:06:58 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 5.676 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 354 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,ak, A comma-separated list of network contributors.
Number of Stations Used 43 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.8668742 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143.99998848 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 at00t7oezm Id of event.
Event Code 00t7oezm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00t7oezm,ak2025zcuptx, A comma-separated list of event ids that are associated to an event.

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