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United States · California

M1.8 Earthquake near Mendocino County, California (United States)

UTC time: 2026-09-06 17:58:31 UTC Local time: —

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About this earthquake

On September 6, 2026 at 17:58 UTC, a magnitude M1.8 earthquake occurred near Mendocino County, California (United States). With a focal depth of about 7 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: 151 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
440ac4ec74b2c0a3dbb8ccbbfd61ef28ff755cb7
Magnitude
M1.8
Depth
6.7 km
UTC time
2026-09-06 17:58:31 UTC
Local time
—
Country
United States
State
California
City
Mendocino County
County
Mendocino County
Source
usgs
Coordinates
39.40083, -123.25716
Temperature
18.7°C

Depth profile

Depth profile Depth: 6.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.7 km
Shallow
6.7 km
6.7 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 64 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 192 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 241 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 285 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Soda Lakes
    Distance: 376 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Mono Lake Volcanic Field
    Distance: 398 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States

California

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 2,415 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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