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M0.8 Depth: 0.4 km

M0.8 Earthquake near Sonoma County, California (United States)

UTC time: 2026-06-23 19:50:26 UTC Local time: —

About this earthquake

A magnitude M0.8 earthquake was recorded near Sonoma County, California (United States) on June 23, 2026 at 19:50 UTC. The hypocenter lay relatively close to the surface at around 0 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 202 earthquakes, the strongest at M3.9.

Map

Depth profile

Depth profile Depth: 0.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.4 km
Shallow
0.4 km
0.4 km — shallower than the regional average (15.9 km)
Regional average: 15.9 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: 20 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 217 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 295 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 329 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono Lake Volcanic Field
    Distance: 336 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 343 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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