M2.3 Depth: 26.9 km

M2.3 Earthquake near 27 km W of Hayfork, CA (United States)

UTC time: 2025-12-08 17:52:27 UTC Local time: —

About this earthquake

A magnitude M2.3 earthquake was recorded near 27 km W of Hayfork, CA (United States) on December 8, 2025 at 17:52 UTC. With a focal depth of about 27 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 187 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

Magnitude

M2.3

Depth

26.9 km

UTC time

2025-12-08 17:52:27 UTC

Local time

—

Country

United States

City

California

Source

usgs

Coordinates

40.56100, -123.50600

Temperature

8.9°C

Map

Depth profile

Shallow

26.9 km

26.9 km — deeper than the regional average (15.6 km)

Regional average: 15.6 km

Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

Shasta

Distance: 145 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
Lassen Volcanic Center

Distance: 169 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
Clear Lake Volcanic Field

Distance: 188 km ·Volcanic field ·Elevation: 1'439 m ·United States
Medicine Lake

Distance: 201 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
Crater Lake

Distance: 289 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
Cinnamon Butte

Distance: 320 km ·Pyroclastic cone(s) ·Elevation: 1'958 m ·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)

673

Country (24h)