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M1.8 Depth: 14.4 km

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

UTC time: 2026-08-01 19:59:40 UTC Local time: —

About this earthquake

On August 1, 2026 at 19:59 UTC, a magnitude M1.8 earthquake occurred near Humboldt County, California (United States). With a focal depth of about 14 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 182 earthquakes, the strongest at M3.8.

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Depth profile

Depth profile Depth: 14.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 14.4 km
Shallow
14.4 km
14.4 km — close to the regional average (15.5 km)
Regional average: 15.5 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: 182 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Shasta
    Distance: 211 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Lassen Volcanic Center
    Distance: 225 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Medicine Lake
    Distance: 267 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Escanaba Segment
    Distance: 296 km ·Fissure vent(s) ·Elevation: -1'700 m ·Last eruption: -2260 ·United States
  • Jackson Segment
    Distance: 325 km ·Fissure vent(s) ·Elevation: -3'100 m ·United States

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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