4.0 Earthquake Strikes Near Eureka in California’s Humboldt County

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4.0 Earthquake Strikes Near Eureka in California’s Humboldt County

A 4.0-magnitude earthquake occurred near Eureka in Humboldt County, California, on January 18, 2026. The tremor was registered at 4:20 PM local time, originating at a depth of just 0.2 miles. The United States Geological Survey (USGS) was the first to confirm this seismic event.

Details of the Earthquake

The earthquake’s magnitude was officially listed as 4.0 by both the USGS and the European-Mediterranean Seismological Centre (EMSC). This moderate quake affected various nearby towns, potentially causing minor shaking.

Nearby Areas Affected

  • Eureka (Population: 27,000) – 57 miles from the epicenter
  • Ferndale (Population: 1,400) – 46 miles away
  • Fortuna (Population: 12,000) – 52 miles from the quake
  • Rio Dell (Population: 3,400) – 53 miles away
  • Humboldt Hill (Population: 3,400) – 54 miles distant
  • Pine Hills (Population: 3,100) – 56 miles from the epicenter
  • Myrtletown (Population: 4,700) – 58 miles away

Residents in these areas may have experienced mild tremors due to the proximity of the earthquake. Authorities encourage those who felt the quake to report their experiences through the appropriate channels.

For further information, individuals can download the Volcanoes & Earthquakes app to receive timely seismic alerts and access additional earthquake data.

Seismic Activity in the Region

California is known for its seismic activity, being home to numerous fault lines. The USGS continues to monitor the region for any aftershocks or further seismic events.

This earthquake serves as a reminder of the importance of preparedness in earthquake-prone areas. Residents are advised to have safety plans and supplies ready in case of future quakes.