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United States · California

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

UTC time: 2026-10-03 20:45:59 UTC Local time: —
Magnitude
M2.4
Depth
5.6 km
Source
USGS

California · Santa Clara County

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About this earthquake

A magnitude M2.4 earthquake was recorded near Santa Clara County, California (United States) on October 3, 2026 at 20:45 UTC. With a focal depth of about 6 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: 149 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Depth profile

Depth profile Depth: 5.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.6 km
Shallow
5.6 km
5.6 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

  • Clear Lake Volcanic Field
    Distance: 201 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mammoth Mountain
    Distance: 239 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 242 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 247 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Soda Lakes
    Distance: 345 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Lassen Volcanic Center
    Distance: 349 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Mineta San Jose International AirportUnited States · SJC · KSJC
    18.5 kmStraight-line distance
  • San Carlos AirportUnited States · SQL · KSQL
    49.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-03

Nuclear power plants

  • Vallecitos nuclear power plantUnited StatesPermanently shut downReactor units at site: 1
    29.8 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

California

Context for this earthquake

03 Oct 2025 – 03 Oct 2026 · M ≥ 2.0 · 2,447 Catalogue entries

Of 2,446 other entries for this area and period, 904 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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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