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United States · California

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

UTC time: 2026-09-16 08:07:09 UTC Local time: —

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About this earthquake

A magnitude M1.9 earthquake was recorded near Humboldt County, California (United States) on September 16, 2026 at 08:07 UTC. The hypocenter lay relatively close to the surface at around 19 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: 175 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
076c56d95f79c631a19d3dfe50c0047319b91faa
Magnitude
M1.9
Depth
19.5 km
UTC time
2026-09-16 08:07:09 UTC
Local time
—
Country
United States
State
California
City
Humboldt County
County
Humboldt County
Source
usgs
Coordinates
40.56467, -123.67267
Temperature
8.7°C

Depth profile

Depth profile Depth: 19.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19.5 km
Shallow
19.5 km
19.5 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: 156 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 183 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Clear Lake Volcanic Field
    Distance: 193 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Medicine Lake
    Distance: 212 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Crater Lake
    Distance: 295 km ·Caldera ·Elevation: 2'487 m ·Last eruption: -2850 ·United States
  • Cinnamon Butte
    Distance: 324 km ·Pyroclastic cone(s) ·Elevation: 1'958 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Nuclear power plants

  • Humboldt Bay nuclear power plantUnited StatesPermanently shut downReactor units at site: 1
    49.3 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

California

Context for this earthquake

16 Sep 2025 – 16 Sep 2026 · M ≥ 2.0 · 2,412 Catalogue entries

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

Open seismic profile

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

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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