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United States · California

M1.8 Earthquake near San Diego County, California (United States)

UTC time: 2026-10-01 15:11:51 UTC Local time: —

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About this earthquake

On October 1, 2026 at 15:11 UTC, a magnitude M1.8 earthquake occurred near San Diego County, California (United States). The hypocenter lay relatively close to the surface at around 7 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 229 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

ID
f2cc169c42a139da68798b557dffda17f2a3e8c4
Magnitude
M1.8
Depth
7.5 km
UTC time
2026-10-01 15:11:51 UTC
Local time
—
Country
United States
State
California
City
San Diego County
County
San Diego County
Source
usgs
Coordinates
33.02500, -116.43784
Temperature
21.3°C

Depth profile

Depth profile Depth: 7.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.5 km
Shallow
7.5 km
7.5 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: 79 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 305 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: 454 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 480 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States

California

Context for this earthquake

01 Oct 2025 – 01 Oct 2026 · M ≥ 2.0 · 2,445 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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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

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