United States

M0.2 Earthquake near 4 km WNW of Cobb, CA (United States)

UTC time: 2025-04-23 12:05:46 UTC Local time:

Map

About this earthquake

A magnitude M0.2 earthquake was recorded near 4 km WNW of Cobb, CA (United States) on April 23, 2025 at 12:05 UTC. The hypocenter lay relatively close to the surface at around 2 km, increasing how strongly it was felt. 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: 146 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
9190b4230c5c6f3139dce6f0e031eaecaa0b9dda
Magnitude
M0.2
Depth
2.2 km
UTC time
2025-04-23 12:05:46 UTC
Local time
Country
Source
usgs
Coordinates
38.82283, -122.76566
Temperature
18.9°C

Depth profile

Depth profile Depth: 2.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.2 km
Shallow
2.2 km
2.2 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

  • Distance: 16 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Distance: 215 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Distance: 292 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Distance: 327 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Distance: 338 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Distance: 344 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
    35.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

United States

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 11,559 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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