United States · California

M0.6 Earthquake near Cobb, California (United States)

UTC time: 2026-09-28 18:59:47 UTC Local time: —

Map

About this earthquake

A magnitude M0.6 earthquake was recorded near Cobb, California (United States) on September 28, 2026 at 18:59 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: over the past 24 hours, QuakeMap24 logged 168 earthquakes, the strongest at M4.1.

Details

ID
c1baba350586b5f15cead54b6e5b212ca4fd5dac
Magnitude
M0.6
Depth
2.1 km
UTC time
2026-09-28 18:59:47 UTC
Local time
—
Country
State
City
County
Source
usgs
Coordinates
38.83917, -122.77750
Temperature
21.7°C

Depth profile

Depth profile Depth: 2.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.1 km
Shallow
2.1 km
2.1 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

  • Distance: 15 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Distance: 214 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Distance: 290 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Distance: 325 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Distance: 340 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Distance: 345 km ·Maar(s) ·Elevation: 1'251 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Charles M. Schulz Sonoma County AirportUnited States · STS · KSTS
    36.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-28

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

28 Sep 2025 – 28 Sep 2026 · M ≥ 2.0 · 2,434 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

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

View earthquake KPIs, strongest and latest events, and averages for this country.

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