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M2.0 Depth: 26.3 km

M2.0 Earthquake near 10 km E of Petrolia, CA (United States)

UTC time: 2025-08-03 23:50:02 UTC Local time: —

About this earthquake

On August 3, 2025 at 23:50 UTC, a magnitude M2.0 earthquake occurred near 10 km E of Petrolia, CA (United States). With a focal depth of about 26 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: 237 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M2.0
Depth
26.3 km
UTC time
2025-08-03 23:50:02 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
40.35617, -124.17934
Temperature
16.7°C

Map

Depth profile

Depth profile Depth: 26.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 26.3 km
Shallow
26.3 km
26.3 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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: 196 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Shasta
    Distance: 204 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 227 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 261 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Escanaba Segment
    Distance: 289 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
  • Jackson Segment
    Distance: 312 km ·Fissure vent(s) ·Elevation: -3'100 m ·United States

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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