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M1.5 Depth: 11.6 km

M1.5 Earthquake near 2 km NNE of Millbrae, CA (United States)

UTC time: 2025-12-05 10:03:45 UTC Local time: —

About this earthquake

On December 5, 2025 at 10:03 UTC, a magnitude M1.5 earthquake occurred near 2 km NNE of Millbrae, CA (United States). The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 225 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

Magnitude
M1.5
Depth
11.6 km
UTC time
2025-12-05 10:03:45 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
37.61550, -122.37617
Temperature
8.6°C

Map

Depth profile

Depth profile Depth: 11.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.6 km
Shallow
11.6 km
11.6 km — shallower 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

  • Clear Lake Volcanic Field
    Distance: 154 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mammoth Mountain
    Distance: 295 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 295 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 297 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Lassen Volcanic Center
    Distance: 329 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Soda Lakes
    Distance: 371 km ·Maar(s) ·Elevation: 1'251 m ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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