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M2.8 Depth: 6.9 km

M2.8 Earthquake near Trinity County, California (United States)

UTC time: 2026-08-12 23:27:29 UTC Local time: —

About this earthquake

A magnitude M2.8 earthquake was recorded near Trinity County, California (United States) on August 12, 2026 at 23:27 UTC. With a focal depth of about 7 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 event was recorded by USGS. United States: 196 earthquakes were recorded in the past 24 hours, the strongest reaching M5.5.

Map

Depth profile

Depth profile Depth: 6.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.9 km
Shallow
6.9 km
6.9 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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: 131 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 172 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 186 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 237 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Crater Lake
    Distance: 343 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
  • Escanaba Segment
    Distance: 359 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States

Historic earthquake map · United States

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Country statistics · United States

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