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United States · California

M1.9 Earthquake near Fort Bragg Unified School District, California (United States)

UTC time: 2026-09-01 11:36:12 UTC Local time: —
Magnitude
M1.9
Depth
0.2 km
Source
USGS

California · Fort Bragg Unified School District

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About this earthquake

A magnitude M1.9 earthquake was recorded near Fort Bragg Unified School District, California (United States) on September 1, 2026 at 11:36 UTC. The hypocenter lay relatively close to the surface at around 0 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 136 earthquakes were recorded in the past 24 hours, the strongest reaching M4.6.

Depth profile

Depth profile Depth: 0.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.2 km
Shallow
0.2 km
0.2 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: 140 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 227 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 237 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 290 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Escanaba Segment
    Distance: 324 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
  • Jackson Segment
    Distance: 366 km ·Fissure vent(s) ·Elevation: -3'100 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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