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M4.2 Depth: 13.0 km

M4.2 Earthquake near Sonoma County (United States)

UTC time: 2025-12-14 23:30:44 UTC Local time: —

About this earthquake

A magnitude M4.2 earthquake was recorded near Sonoma County (United States) on December 14, 2025 at 23:30 UTC. The hypocenter lay relatively close to the surface at around 13 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 212 earthquakes, the strongest at M5.3.

Details

Magnitude
M4.2
Depth
13.0 km
UTC time
2025-12-14 23:30:44 UTC
Local time
—
Country
United States
City
Sonoma County
Source
usgs
Coordinates
38.36800, -122.65200
Temperature
10.8°C

Map

Depth profile

Depth profile Depth: 13 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13 km
Shallow
13 km
13 km — close to the regional average (15.7 km)
Regional average: 15.7 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: 68 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 256 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Mono Lake Volcanic Field
    Distance: 319 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 323 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 328 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Shasta
    Distance: 340 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States

Historic earthquake map · United States

Open history map
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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