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United States · California

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

UTC time: 2026-09-08 03:17:13 UTC Local time: —

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About this earthquake

On September 8, 2026 at 03:17 UTC, a magnitude M1.0 earthquake occurred near San Diego County, California (United States). With a focal depth of about 11 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: 155 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

ID
f905dd265c525d018f05b1a9b8a8af53eded77e7
Magnitude
M1.0
Depth
11.1 km
UTC time
2026-09-08 03:17:13 UTC
Local time
—
Country
United States
State
California
City
San Diego County
County
San Diego County
Source
usgs
Coordinates
33.34800, -116.36433
Temperature
22.0°C

Depth profile

Depth profile Depth: 11.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.1 km
Shallow
11.1 km
11.1 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: 72 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 316 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 418 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Ubehebe Craters
    Distance: 420 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 448 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • Jaraguay Volcanic Field
    Distance: 481 km ·Volcanic field ·Elevation: 960 m ·Mexico

California

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 2.0 · 2,415 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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