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M1.5 Depth: -0.3 km

M1.5 Earthquake near Sonoma County, California (United States)

UTC time: 2026-02-18 09:09:00 UTC Local time: —

About this earthquake

On February 18, 2026 at 09:09 UTC, a magnitude M1.5 earthquake occurred near Sonoma County, California (United States). 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: 207 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Map

Depth profile

Depth profile Depth: -0.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0.3 km
Shallow
-0.3 km
0 km — shallower than the regional average (15.9 km)
Regional average: 15.9 km
Negative depth = focus above sea level (terrain elevation).
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: 18 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: 294 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: 339 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Mono-Inyo Craters
    Distance: 346 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·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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