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M1.1 Depth: 1.9 km

M1.1 Earthquake near Cobb, California (United States)

UTC time: 2026-08-23 15:54:47 UTC Local time: —

About this earthquake

A magnitude M1.1 earthquake was recorded near Cobb, California (United States) on August 23, 2026 at 15:54 UTC. With a focal depth of about 2 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 236 earthquakes, the strongest at M4.1.

Details

Magnitude
M1.1
Depth
1.9 km
UTC time
2026-08-23 15:54:47 UTC
Local time
—
Country
United States
State
California
City
Cobb
County
Lake County
Source
usgs
Coordinates
38.83467, -122.78316
Temperature
21.7°C

Map

Depth profile

Depth profile Depth: 1.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.9 km
Shallow
1.9 km
1.9 km — shallower 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: 15 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 214 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 291 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 326 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono Lake Volcanic Field
    Distance: 340 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

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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