M1.9 Depth: 112.5 km

M1.9 Earthquake near 57 km WNW of Happy Valley, Alaska (United States)

UTC time: 2025-12-27 12:33:16 UTC Local time: —

About this earthquake

A magnitude M1.9 earthquake was recorded near 57 km WNW of Happy Valley, Alaska (United States) on December 27, 2025 at 12:33 UTC. At around 113 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 184 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude

M1.9

Depth

112.5 km

UTC time

2025-12-27 12:33:16 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

60.06800, -152.74000

Temperature

-3.5°C

Map

Depth profile

Intermediate

112.5 km

112.5 km — deeper than the regional average (15.7 km)

Regional average: 15.7 km

Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

Iliamna

Distance: 20 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
Redoubt

Distance: 46 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
Augustine

Distance: 88 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
Spurr

Distance: 139 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
Douglas

Distance: 142 km ·Stratovolcano ·Elevation: 2'140 m ·United States
Fourpeaked

Distance: 154 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

Open history map

Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview

View earthquake KPIs, strongest and latest events, and averages for this country.

Stats (last 24h)

Global (24h)

610

Country (24h)