Back to map
M2.9 Depth: 10.0 km

M2.9 Earthquake near SAN FRANCISCO BAY AREA, CALIF. (United States)

UTC time: 2025-12-21 02:53:47 UTC Local time: —

About this earthquake

A magnitude M2.9 earthquake was recorded near SAN FRANCISCO BAY AREA, CALIF. (United States) on December 21, 2025 at 02:53 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 229 earthquakes, the strongest at M6.0.

Details

Magnitude
M2.9
Depth
10.0 km
UTC time
2025-12-21 02:53:47 UTC
Local time
—
Country
United States
City
California
Source
emsc
Coordinates
37.73130, -121.94240
Temperature
14.8°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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

  • Clear Lake Volcanic Field
    Distance: 155 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mono-Inyo Craters
    Distance: 256 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 256 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono Lake Volcanic Field
    Distance: 257 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Lassen Volcanic Center
    Distance: 309 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Soda Lakes
    Distance: 333 km ·Maar(s) ·Elevation: 1'251 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.

Share