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M2.7 Depth: 10.3 km

M2.7 Earthquake near Petrolia, California (United States)

UTC time: 2026-08-14 12:11:42 UTC Local time: —

About this earthquake

On August 14, 2026 at 12:11 UTC, a magnitude M2.7 earthquake occurred near Petrolia, California (United States). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 187 earthquakes, the strongest at M4.1.

Details

Magnitude
M2.7
Depth
10.3 km
UTC time
2026-08-14 12:11:42 UTC
Local time
—
Country
United States
State
California
City
Petrolia
County
Humboldt County
Village
Petrolia
Source
usgs
Coordinates
40.29117, -124.28100
Temperature
12.1°C

Map

Depth profile

Depth profile Depth: 10.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.3 km
Shallow
10.3 km
10.3 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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: 215 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 236 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 272 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Escanaba Segment
    Distance: 282 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
  • Jackson Segment
    Distance: 310 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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