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United States · California

M2.2 Earthquake near Trinity County, California (United States)

UTC time: 2026-09-27 06:29:41 UTC Local time: —

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About this earthquake

On September 27, 2026 at 06:29 UTC, a magnitude M2.2 earthquake occurred near Trinity County, California (United States). The hypocenter lay relatively close to the surface at around 31 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 142 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

ID
852bbf5b37454b17754f2e6a21d462575d102d34
Magnitude
M2.2
Depth
30.6 km
UTC time
2026-09-27 06:29:41 UTC
Local time
—
Country
United States
State
California
City
Trinity County
County
Trinity County
Source
usgs
Coordinates
40.31200, -123.54050
Temperature
7.4°C

Depth profile

Depth profile Depth: 30.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30.6 km
Shallow
30.6 km
30.6 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

  • Clear Lake Volcanic Field
    Distance: 163 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Shasta
    Distance: 166 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 173 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 221 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Crater Lake
    Distance: 316 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
  • Escanaba Segment
    Distance: 342 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States

California

Context for this earthquake

27 Sep 2025 – 27 Sep 2026 · M ≥ 2.0 · 2,426 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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