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M1.0 Depth: 9.5 km

M1.0 Earthquake near San Diego County, California (United States)

UTC time: 2026-09-03 12:32:27 UTC Local time: —

About this earthquake

A magnitude M1.0 earthquake was recorded near San Diego County, California (United States) on September 3, 2026 at 12:32 UTC. With a focal depth of about 10 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: 183 earthquakes were recorded in the past 24 hours, the strongest reaching M5.9.

Map

Depth profile

Depth profile Depth: 9.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.5 km
Shallow
9.5 km
9.5 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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

  • Salton Buttes
    Distance: 75 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 303 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 390 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Jaraguay Volcanic Field
    Distance: 450 km ·Volcanic field ·Elevation: 960 m ·Mexico
  • Ubehebe Craters
    Distance: 453 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 477 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

Historic earthquake map · United States

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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.

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