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United States · California

M2.4 Earthquake near Ventura County, California (United States)

UTC time: 2026-09-18 21:30:38 UTC Local time: —

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About this earthquake

A magnitude M2.4 earthquake was recorded near Ventura County, California (United States) on September 18, 2026 at 21:30 UTC. With a focal depth of about 24 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 199 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
40948e88672a5b4f562b582fcf3e205c6a2f211c
Magnitude
M2.4
Depth
24.4 km
UTC time
2026-09-18 21:30:38 UTC
Local time
—
Country
United States
State
California
City
Ventura County
County
Ventura County
Source
usgs
Coordinates
34.50200, -118.91116
Temperature
20.3°C

Depth profile

Depth profile Depth: 24.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 24.4 km
Shallow
24.4 km
24.4 km — deeper 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

  • Ubehebe Craters
    Distance: 309 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Salton Buttes
    Distance: 337 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Mammoth Mountain
    Distance: 348 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 367 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 389 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States

California

Context for this earthquake

18 Sep 2025 – 18 Sep 2026 · M ≥ 2.0 · 2,414 Catalogue entries

Of 2,413 other entries for this area and period, 864 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · United States

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