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Light earthquake: M4.6 quake has struck near Aleneva in Alaska


Earthquake location 58.077S, -153.055WA light earthquake magnitude 4.6 (ml/mb) has struck on Friday, 8 kilometers (5 miles) from Aleneva in Alaska. Date and time of earthquake in UTC/GMT: 25/04/25 / 2025-04-25 19:17:02 / April 25, 2025 @ 7:17 pm. A tsunami warning has been issued near Aleneva in Alaska (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake has occurred at 19:17:02 / 7:17 pm (local time epicenter). Id of earthquake: at00svag8e. Event ids that are associated: at00svag8e. The earthquake occurred at a depth of 58 km (36 miles). Exact location of earthquake, -153.055° West, 58.077° North, depth 58 km.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Kodiak. Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the event was 50 km (31 miles) from Kodiak (c. 6 100 pop).

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. In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days five and in the last 365 days twenty earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 8 km WNW of Aleneva, Alaska.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -153.055° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 58.077° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 58 km Depth of the event in kilometers.
Place 8 km WNW of Aleneva, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-04-25 19:17:02 Time when the event occurred. UTC/GMT
Updated 2025-04-25 19:21:20 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 326 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, A comma-separated list of network contributors.
Number of Stations Used 44 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 64.799994816 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 at00svag8e Id of event.
Event Code 00svag8e An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00svag8e, A comma-separated list of event ids that are associated to an event.

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