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M0.4 Depth: 1.8 km

M0.4 Earthquake near Cobb, California (United States)

UTC time: 2026-07-30 18:43:55 UTC Local time: —

About this earthquake

A magnitude M0.4 earthquake was recorded near Cobb, California (United States) on July 30, 2026 at 18:43 UTC. With a focal depth of about 2 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 170 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude
M0.4
Depth
1.8 km
UTC time
2026-07-30 18:43:55 UTC
Local time
—
Country
United States
State
California
City
Cobb
County
Lake County
Source
usgs
Coordinates
38.75100, -122.69366
Temperature
32.6°C

Map

Depth profile

Depth profile Depth: 1.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.8 km
Shallow
1.8 km
1.8 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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: 25 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 219 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 299 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Mono Lake Volcanic Field
    Distance: 330 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Medicine Lake
    Distance: 332 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono-Inyo Craters
    Distance: 337 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·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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