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Light earthquake, 4.135577906214 mag strikes near Yakutat in Alaska


Earthquake location 60.456127166748S, -139.58361816406WA light earthquake with magnitude 4.135577906214 (ml/mb) was reported 101 km N of Yakutat, Alaska (63 miles) on Sunday. The temblor was detected at 17:47:11 / 5:47 pm (local time epicenter). Id of earthquake: ak2025ybmgue. Event ids that are associated: at00t6wuql, ak2025ybmgue. Exact time and date of earthquake 07/12/25 / 2025-12-07 17:47:11 / December 7, 2025 @ 5:47 pm UTC/GMT. A tsunami warning has been issued near Yakutat in Alaska (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -139.58361816406 West, latitude 60.456127166748 North, depth = 11.747114181519 km. The epicenter of the earthquake was roughly 11.747114181519 km (7 miles) below the earth’s surface.

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

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 101 km N of Yakutat, Alaska.

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More information

Parameter Value Description
Magnitude 4.135577906214 mb The magnitude for the event.
Longitude -139.58361816406° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 60.456127166748° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.747114181519 km Depth of the event in kilometers.
Place 101 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 2025-12-07 17:47:11 Time when the event occurred. UTC/GMT
Updated 2025-12-07 17:53:20 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 263 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 ,at,ak, A comma-separated list of network contributors.
Number of Stations Used 143 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.49168181419373 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.892219149727 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 53.045026779175 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 ak2025ybmgue Id of event.
Event Code 2025ybmgue An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00t6wuql,ak2025ybmgue, A comma-separated list of event ids that are associated to an event.

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