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M1.3 Depth: 4.7 km

M1.3 Earthquake near San Ramon, California (United States)

UTC time: 2026-02-03 15:58:48 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near San Ramon, California (United States) on February 3, 2026 at 15:58 UTC. The hypocenter lay relatively close to the surface at around 5 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: 155 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Map

Depth profile

Depth profile Depth: 4.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.7 km
Shallow
4.7 km
4.7 km — shallower than the regional average (15.9 km)
Regional average: 15.9 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: 153 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mono-Inyo Craters
    Distance: 257 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 257 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono Lake Volcanic Field
    Distance: 258 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Lassen Volcanic Center
    Distance: 306 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Soda Lakes
    Distance: 331 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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