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United States · California

M1.9 Earthquake near Trinity County, California (United States)

UTC time: 2026-08-30 19:50:19 UTC Local time: —

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About this earthquake

A magnitude M1.9 earthquake was recorded near Trinity County, California (United States) on August 30, 2026 at 19:50 UTC. With a focal depth of about 26 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 158 earthquakes were recorded in the past 24 hours, the strongest reaching M4.6.

Details

ID
58958f66939e50ae5d9856f657be46e7a7f28a70
Magnitude
M1.9
Depth
25.7 km
UTC time
2026-08-30 19:50:19 UTC
Local time
—
Country
United States
State
California
City
Trinity County
County
Trinity County
Source
usgs
Coordinates
40.90983, -123.50550
Temperature
26.2°C

Depth profile

Depth profile Depth: 25.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 25.7 km
Shallow
25.7 km
25.7 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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

  • Shasta
    Distance: 123 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 175 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 181 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Clear Lake Volcanic Field
    Distance: 225 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Crater Lake
    Distance: 254 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
  • Cinnamon Butte
    Distance: 284 km ·Pyroclastic cone(s) ·Elevation: 1'958 m ·United States

California

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 2,447 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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