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United States · California

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

UTC time: 2026-09-11 03:04:21 UTC Local time: —

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About this earthquake

On September 11, 2026 at 03:04 UTC, a magnitude M1.5 earthquake occurred near Mendocino County, California (United States). The hypocenter lay relatively close to the surface at around 6 km, increasing how strongly it was felt. 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: 224 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.

Details

ID
4e2e9f9b76be62c0c95348e3fa52eb8a9167c56d
Magnitude
M1.5
Depth
6.5 km
UTC time
2026-09-11 03:04:21 UTC
Local time
—
Country
United States
State
California
City
Mendocino County
County
Mendocino County
Source
usgs
Coordinates
39.42167, -123.26266
Temperature
20.3°C

Depth profile

Depth profile Depth: 6.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.5 km
Shallow
6.5 km
6.5 km — shallower 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: 66 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 191 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 239 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 283 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Soda Lakes
    Distance: 377 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Escanaba Segment
    Distance: 399 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States

California

Context for this earthquake

11 Sep 2025 – 11 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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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

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