A minor earthquake with magnitude 3.9 (ml/mb) was detected on Friday, 6 km WSW of Unalaska, Alaska (4 miles). Event id: ak2025yxxvzo. Ids that are associated to the earthquake: av93956901, ak2025yxxvzo. The earthquake occurred at a depth of 6 km (4 miles) below the earth’s surface. The 3.9-magnitude earthquake was detected at 23:15:06 / 11:15 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 19/12/25 / 2025-12-19 23:15:06 / December 19, 2025 @ 11:15 pm. Exact location of earthquake, -166.628° West, 53.858° North, depth 6 km.

Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days six and in the last 365 days eighty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. 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: 6 km WSW of Unalaska, Alaska.

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