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United States · California

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

UTC time: 2026-09-12 11:37:17 UTC Local time: —

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About this earthquake

On September 12, 2026 at 11:37 UTC, a magnitude M1.0 earthquake occurred near San Diego County, California (United States). With a focal depth of about 5 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 USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 291 earthquakes, the strongest at M3.9.

Details

ID
fdb4ecf3e1ad94543611ac40291b286a7972fb6a
Magnitude
M1.0
Depth
5.5 km
UTC time
2026-09-12 11:37:17 UTC
Local time
—
Country
United States
State
California
City
San Diego County
County
San Diego County
Source
usgs
Coordinates
32.95750, -116.14384
Temperature
29.4°C

Depth profile

Depth profile Depth: 5.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.5 km
Shallow
5.5 km
5.5 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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: 56 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 277 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • San Luis, Isla
    Distance: 370 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Jaraguay Volcanic Field
    Distance: 433 km ·Volcanic field ·Elevation: 960 m ·Mexico
  • Ubehebe Craters
    Distance: 467 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 470 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

California

Context for this earthquake

12 Sep 2025 – 12 Sep 2026 · M ≥ 2.0 · 2,420 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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