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United States · California

M2.0 Earthquake near Richmond, California (United States)

UTC time: 2026-10-01 16:29:56 UTC Local time: —

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About this earthquake

On October 1, 2026 at 16:29 UTC, a magnitude M2.0 earthquake occurred near Richmond, California (United States). With a focal depth of about 9 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: over the past 24 hours, QuakeMap24 logged 231 earthquakes, the strongest at M5.0.

Details

ID
f4f2fb80ef8565b4e3d6309765fc8b021d7002f8
Magnitude
M2.0
Depth
8.8 km
UTC time
2026-10-01 16:29:56 UTC
Local time
—
Country
United States
State
California
City
Richmond
County
Contra Costa County
Source
usgs
Coordinates
37.95417, -122.31617
Temperature
16.2°C

Depth profile

Depth profile Depth: 8.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.8 km
Shallow
8.8 km
8.8 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: 120 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mono Lake Volcanic Field
    Distance: 288 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 289 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Lassen Volcanic Center
    Distance: 291 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Mammoth Mountain
    Distance: 291 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Soda Lakes
    Distance: 346 km ·Maar(s) ·Elevation: 1'251 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Buchanan FieldUnited States · CCR · KCCR
    23.1 kmStraight-line distance
  • Oakland San Francisco Bay AirportUnited States · OAK · KOAK
    27.3 kmStraight-line distance
  • San Francisco International AirportUnited States · SFO · KSFO
    37.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-01

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

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.

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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